diff --git a/Documentation/devicetree/bindings/serial/renesas,scif.yaml b/Documentation/devicetree/bindings/serial/renesas,scif.yaml index f930e7f1349f..52c094873863 100644 --- a/Documentation/devicetree/bindings/serial/renesas,scif.yaml +++ b/Documentation/devicetree/bindings/serial/renesas,scif.yaml @@ -91,7 +91,7 @@ properties: - description: Error interrupt - description: Receive buffer full interrupt - description: Transmit buffer empty interrupt - - description: Transmit End interrupt + - description: Break interrupt - items: - description: Error interrupt - description: Receive buffer full interrupt @@ -106,7 +106,7 @@ properties: - const: eri - const: rxi - const: txi - - const: tei + - const: bri - items: - const: eri - const: rxi diff --git a/Documentation/mm/zsmalloc.rst b/Documentation/mm/zsmalloc.rst index 6e79893d6132..d98607aa9c1f 100644 --- a/Documentation/mm/zsmalloc.rst +++ b/Documentation/mm/zsmalloc.rst @@ -68,6 +68,8 @@ pages_used the number of pages allocated for the class pages_per_zspage the number of 0-order pages to make a zspage +freeable + the approximate number of pages class compaction can free

We assign a zspage to ZS_ALMOST_EMPTY fullness group when n <= N / f, where

diff --git a/Makefile b/Makefile index a162f6cdf77c..4f9939dec2c2 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 6 PATCHLEVEL = 1 -SUBLEVEL = 23 +SUBLEVEL = 24 EXTRAVERSION = NAME = Hurr durr I'ma ninja sloth

diff --git a/arch/arm64/kernel/compat_alignment.c b/arch/arm64/kernel/compat_alignment.c index 5edec2f49ec9..deff21bfa680 100644 --- a/arch/arm64/kernel/compat_alignment.c +++ b/arch/arm64/kernel/compat_alignment.c @@ -314,36 +314,32 @@ int do_compat_alignment_fixup(unsigned long addr, struct pt_regs *regs) int (*handler)(unsigned long addr, u32 instr, struct pt_regs *regs); unsigned int type; u32 instr = 0; - u16 tinstr = 0; int isize = 4; int thumb2_32b = 0; - int fault;

instrptr = instruction_pointer(regs);

if (compat_thumb_mode(regs)) { __le16 __user *ptr = (__le16 __user *)(instrptr & ~1); + u16 tinstr, tinst2;

- fault = alignment_get_thumb(regs, ptr, &tinstr); - if (!fault) { - if (IS_T32(tinstr)) { - /* Thumb-2 32-bit */ - u16 tinst2; - fault = alignment_get_thumb(regs, ptr + 1, &tinst2); - instr = ((u32)tinstr << 16) | tinst2; - thumb2_32b = 1; - } else { - isize = 2; - instr = thumb2arm(tinstr); - } + if (alignment_get_thumb(regs, ptr, &tinstr)) + return 1; + + if (IS_T32(tinstr)) { /* Thumb-2 32-bit */ + if (alignment_get_thumb(regs, ptr + 1, &tinst2)) + return 1; + instr = ((u32)tinstr << 16) | tinst2; + thumb2_32b = 1; + } else { + isize = 2; + instr = thumb2arm(tinstr); } } else { - fault = alignment_get_arm(regs, (__le32 __user *)instrptr, &instr); + if (alignment_get_arm(regs, (__le32 __user *)instrptr, &instr)) + return 1; }

- if (fault) - return 1; - switch (CODING_BITS(instr)) { case 0x00000000: /* 3.13.4 load/store instruction extensions */ if (LDSTHD_I_BIT(instr)) diff --git a/arch/arm64/kvm/pmu-emul.c b/arch/arm64/kvm/pmu-emul.c index 0003c7d37533..67770375c5ee 100644 --- a/arch/arm64/kvm/pmu-emul.c +++ b/arch/arm64/kvm/pmu-emul.c @@ -15,16 +15,14 @@ #include <kvm/arm_pmu.h> #include <kvm/arm_vgic.h>

+#define PERF_ATTR_CFG1_COUNTER_64BIT BIT(0) + DEFINE_STATIC_KEY_FALSE(kvm_arm_pmu_available);

static LIST_HEAD(arm_pmus); static DEFINE_MUTEX(arm_pmus_lock);

static void kvm_pmu_create_perf_event(struct kvm_vcpu *vcpu, u64 select_idx); -static void kvm_pmu_update_pmc_chained(struct kvm_vcpu *vcpu, u64 select_idx); -static void kvm_pmu_stop_counter(struct kvm_vcpu *vcpu, struct kvm_pmc *pmc); - -#define PERF_ATTR_CFG1_KVM_PMU_CHAINED 0x1

static u32 kvm_pmu_event_mask(struct kvm *kvm) { @@ -52,11 +50,22 @@ static u32 kvm_pmu_event_mask(struct kvm *kvm) * @select_idx: The counter index */ static bool kvm_pmu_idx_is_64bit(struct kvm_vcpu *vcpu, u64 select_idx) +{ + return (select_idx == ARMV8_PMU_CYCLE_IDX); +} + +static bool kvm_pmu_idx_has_64bit_overflow(struct kvm_vcpu *vcpu, u64 select_idx) { return (select_idx == ARMV8_PMU_CYCLE_IDX && __vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_LC); }

+static bool kvm_pmu_counter_can_chain(struct kvm_vcpu *vcpu, u64 idx) +{ + return (!(idx & 1) && (idx + 1) < ARMV8_PMU_CYCLE_IDX && + !kvm_pmu_idx_has_64bit_overflow(vcpu, idx)); +} + static struct kvm_vcpu *kvm_pmc_to_vcpu(struct kvm_pmc *pmc) { struct kvm_pmu *pmu; @@ -69,91 +78,22 @@ static struct kvm_vcpu *kvm_pmc_to_vcpu(struct kvm_pmc *pmc) }

/** - * kvm_pmu_pmc_is_chained - determine if the pmc is chained - * @pmc: The PMU counter pointer - */ -static bool kvm_pmu_pmc_is_chained(struct kvm_pmc *pmc) -{ - struct kvm_vcpu *vcpu = kvm_pmc_to_vcpu(pmc); - - return test_bit(pmc->idx >> 1, vcpu->arch.pmu.chained); -} - -/** - * kvm_pmu_idx_is_high_counter - determine if select_idx is a high/low counter - * @select_idx: The counter index - */ -static bool kvm_pmu_idx_is_high_counter(u64 select_idx) -{ - return select_idx & 0x1; -} - -/** - * kvm_pmu_get_canonical_pmc - obtain the canonical pmc - * @pmc: The PMU counter pointer - * - * When a pair of PMCs are chained together we use the low counter (canonical) - * to hold the underlying perf event. - */ -static struct kvm_pmc *kvm_pmu_get_canonical_pmc(struct kvm_pmc *pmc) -{ - if (kvm_pmu_pmc_is_chained(pmc) && - kvm_pmu_idx_is_high_counter(pmc->idx)) - return pmc - 1; - - return pmc; -} -static struct kvm_pmc *kvm_pmu_get_alternate_pmc(struct kvm_pmc *pmc) -{ - if (kvm_pmu_idx_is_high_counter(pmc->idx)) - return pmc - 1; - else - return pmc + 1; -} - -/** - * kvm_pmu_idx_has_chain_evtype - determine if the event type is chain + * kvm_pmu_get_counter_value - get PMU counter value * @vcpu: The vcpu pointer * @select_idx: The counter index */ -static bool kvm_pmu_idx_has_chain_evtype(struct kvm_vcpu *vcpu, u64 select_idx) -{ - u64 eventsel, reg; - - select_idx |= 0x1; - - if (select_idx == ARMV8_PMU_CYCLE_IDX) - return false; - - reg = PMEVTYPER0_EL0 + select_idx; - eventsel = __vcpu_sys_reg(vcpu, reg) & kvm_pmu_event_mask(vcpu->kvm); - - return eventsel == ARMV8_PMUV3_PERFCTR_CHAIN; -} - -/** - * kvm_pmu_get_pair_counter_value - get PMU counter value - * @vcpu: The vcpu pointer - * @pmc: The PMU counter pointer - */ -static u64 kvm_pmu_get_pair_counter_value(struct kvm_vcpu *vcpu, - struct kvm_pmc *pmc) +u64 kvm_pmu_get_counter_value(struct kvm_vcpu *vcpu, u64 select_idx) { - u64 counter, counter_high, reg, enabled, running; - - if (kvm_pmu_pmc_is_chained(pmc)) { - pmc = kvm_pmu_get_canonical_pmc(pmc); - reg = PMEVCNTR0_EL0 + pmc->idx; + u64 counter, reg, enabled, running; + struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmc *pmc = &pmu->pmc[select_idx];

- counter = __vcpu_sys_reg(vcpu, reg); - counter_high = __vcpu_sys_reg(vcpu, reg + 1); + if (!kvm_vcpu_has_pmu(vcpu)) + return 0;

- counter = lower_32_bits(counter) | (counter_high << 32); - } else { - reg = (pmc->idx == ARMV8_PMU_CYCLE_IDX) - ? PMCCNTR_EL0 : PMEVCNTR0_EL0 + pmc->idx; - counter = __vcpu_sys_reg(vcpu, reg); - } + reg = (pmc->idx == ARMV8_PMU_CYCLE_IDX) + ? PMCCNTR_EL0 : PMEVCNTR0_EL0 + pmc->idx; + counter = __vcpu_sys_reg(vcpu, reg);

/* * The real counter value is equal to the value of counter register plus @@ -163,29 +103,7 @@ static u64 kvm_pmu_get_pair_counter_value(struct kvm_vcpu *vcpu, counter += perf_event_read_value(pmc->perf_event, &enabled, &running);

- return counter; -} - -/** - * kvm_pmu_get_counter_value - get PMU counter value - * @vcpu: The vcpu pointer - * @select_idx: The counter index - */ -u64 kvm_pmu_get_counter_value(struct kvm_vcpu *vcpu, u64 select_idx) -{ - u64 counter; - struct kvm_pmu *pmu = &vcpu->arch.pmu; - struct kvm_pmc *pmc = &pmu->pmc[select_idx]; - - if (!kvm_vcpu_has_pmu(vcpu)) - return 0; - - counter = kvm_pmu_get_pair_counter_value(vcpu, pmc); - - if (kvm_pmu_pmc_is_chained(pmc) && - kvm_pmu_idx_is_high_counter(select_idx)) - counter = upper_32_bits(counter); - else if (select_idx != ARMV8_PMU_CYCLE_IDX) + if (!kvm_pmu_idx_is_64bit(vcpu, select_idx)) counter = lower_32_bits(counter);

return counter; @@ -218,7 +136,6 @@ void kvm_pmu_set_counter_value(struct kvm_vcpu *vcpu, u64 select_idx, u64 val) */ static void kvm_pmu_release_perf_event(struct kvm_pmc *pmc) { - pmc = kvm_pmu_get_canonical_pmc(pmc); if (pmc->perf_event) { perf_event_disable(pmc->perf_event); perf_event_release_kernel(pmc->perf_event); @@ -236,11 +153,10 @@ static void kvm_pmu_stop_counter(struct kvm_vcpu *vcpu, struct kvm_pmc *pmc) { u64 counter, reg, val;

- pmc = kvm_pmu_get_canonical_pmc(pmc); if (!pmc->perf_event) return;

- counter = kvm_pmu_get_pair_counter_value(vcpu, pmc); + counter = kvm_pmu_get_counter_value(vcpu, pmc->idx);

if (pmc->idx == ARMV8_PMU_CYCLE_IDX) { reg = PMCCNTR_EL0; @@ -252,9 +168,6 @@ static void kvm_pmu_stop_counter(struct kvm_vcpu *vcpu, struct kvm_pmc *pmc)

__vcpu_sys_reg(vcpu, reg) = val;

- if (kvm_pmu_pmc_is_chained(pmc)) - __vcpu_sys_reg(vcpu, reg + 1) = upper_32_bits(counter); - kvm_pmu_release_perf_event(pmc); }

@@ -285,8 +198,6 @@ void kvm_pmu_vcpu_reset(struct kvm_vcpu *vcpu)

for_each_set_bit(i, &mask, 32) kvm_pmu_stop_counter(vcpu, &pmu->pmc[i]); - - bitmap_zero(vcpu->arch.pmu.chained, ARMV8_PMU_MAX_COUNTER_PAIRS); }

/** @@ -340,12 +251,9 @@ void kvm_pmu_enable_counter_mask(struct kvm_vcpu *vcpu, u64 val)

pmc = &pmu->pmc[i];

- /* A change in the enable state may affect the chain state */ - kvm_pmu_update_pmc_chained(vcpu, i); - kvm_pmu_create_perf_event(vcpu, i); - - /* At this point, pmc must be the canonical */ - if (pmc->perf_event) { + if (!pmc->perf_event) { + kvm_pmu_create_perf_event(vcpu, i); + } else { perf_event_enable(pmc->perf_event); if (pmc->perf_event->state != PERF_EVENT_STATE_ACTIVE) kvm_debug("fail to enable perf event\n"); @@ -375,11 +283,6 @@ void kvm_pmu_disable_counter_mask(struct kvm_vcpu *vcpu, u64 val)

pmc = &pmu->pmc[i];

- /* A change in the enable state may affect the chain state */ - kvm_pmu_update_pmc_chained(vcpu, i); - kvm_pmu_create_perf_event(vcpu, i); - - /* At this point, pmc must be the canonical */ if (pmc->perf_event) perf_event_disable(pmc->perf_event); } @@ -484,6 +387,65 @@ static void kvm_pmu_perf_overflow_notify_vcpu(struct irq_work *work) kvm_vcpu_kick(vcpu); }

+/* + * Perform an increment on any of the counters described in @mask, + * generating the overflow if required, and propagate it as a chained + * event if possible. + */ +static void kvm_pmu_counter_increment(struct kvm_vcpu *vcpu, + unsigned long mask, u32 event) +{ + int i; + + if (!(__vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_E)) + return; + + /* Weed out disabled counters */ + mask &= __vcpu_sys_reg(vcpu, PMCNTENSET_EL0); + + for_each_set_bit(i, &mask, ARMV8_PMU_CYCLE_IDX) { + u64 type, reg; + + /* Filter on event type */ + type = __vcpu_sys_reg(vcpu, PMEVTYPER0_EL0 + i); + type &= kvm_pmu_event_mask(vcpu->kvm); + if (type != event) + continue; + + /* Increment this counter */ + reg = __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) + 1; + reg = lower_32_bits(reg); + __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) = reg; + + if (reg) /* No overflow? move on */ + continue; + + /* Mark overflow */ + __vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(i); + + if (kvm_pmu_counter_can_chain(vcpu, i)) + kvm_pmu_counter_increment(vcpu, BIT(i + 1), + ARMV8_PMUV3_PERFCTR_CHAIN); + } +} + +/* Compute the sample period for a given counter value */ +static u64 compute_period(struct kvm_vcpu *vcpu, u64 select_idx, u64 counter) +{ + u64 val; + + if (kvm_pmu_idx_is_64bit(vcpu, select_idx)) { + if (!kvm_pmu_idx_has_64bit_overflow(vcpu, select_idx)) + val = -(counter & GENMASK(31, 0)); + else + val = (-counter) & GENMASK(63, 0); + } else { + val = (-counter) & GENMASK(31, 0); + } + + return val; +} + /** * When the perf event overflows, set the overflow status and inform the vcpu. */ @@ -503,10 +465,7 @@ static void kvm_pmu_perf_overflow(struct perf_event *perf_event, * Reset the sample period to the architectural limit, * i.e. the point where the counter overflows. */ - period = -(local64_read(&perf_event->count)); - - if (!kvm_pmu_idx_is_64bit(vcpu, pmc->idx)) - period &= GENMASK(31, 0); + period = compute_period(vcpu, idx, local64_read(&perf_event->count));

local64_set(&perf_event->hw.period_left, 0); perf_event->attr.sample_period = period; @@ -514,6 +473,10 @@ static void kvm_pmu_perf_overflow(struct perf_event *perf_event,

__vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(idx);

+ if (kvm_pmu_counter_can_chain(vcpu, idx)) + kvm_pmu_counter_increment(vcpu, BIT(idx + 1), + ARMV8_PMUV3_PERFCTR_CHAIN); + if (kvm_pmu_overflow_status(vcpu)) { kvm_make_request(KVM_REQ_IRQ_PENDING, vcpu);

@@ -533,50 +496,7 @@ static void kvm_pmu_perf_overflow(struct perf_event *perf_event, */ void kvm_pmu_software_increment(struct kvm_vcpu *vcpu, u64 val) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; - int i; - - if (!kvm_vcpu_has_pmu(vcpu)) - return; - - if (!(__vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_E)) - return; - - /* Weed out disabled counters */ - val &= __vcpu_sys_reg(vcpu, PMCNTENSET_EL0); - - for (i = 0; i < ARMV8_PMU_CYCLE_IDX; i++) { - u64 type, reg; - - if (!(val & BIT(i))) - continue; - - /* PMSWINC only applies to ... SW_INC! */ - type = __vcpu_sys_reg(vcpu, PMEVTYPER0_EL0 + i); - type &= kvm_pmu_event_mask(vcpu->kvm); - if (type != ARMV8_PMUV3_PERFCTR_SW_INCR) - continue; - - /* increment this even SW_INC counter */ - reg = __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) + 1; - reg = lower_32_bits(reg); - __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) = reg; - - if (reg) /* no overflow on the low part */ - continue; - - if (kvm_pmu_pmc_is_chained(&pmu->pmc[i])) { - /* increment the high counter */ - reg = __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i + 1) + 1; - reg = lower_32_bits(reg); - __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i + 1) = reg; - if (!reg) /* mark overflow on the high counter */ - __vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(i + 1); - } else { - /* mark overflow on low counter */ - __vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(i); - } - } + kvm_pmu_counter_increment(vcpu, val, ARMV8_PMUV3_PERFCTR_SW_INCR); }

/** @@ -591,6 +511,9 @@ void kvm_pmu_handle_pmcr(struct kvm_vcpu *vcpu, u64 val) if (!kvm_vcpu_has_pmu(vcpu)) return;

+ /* The reset bits don't indicate any state, and shouldn't be saved. */ + __vcpu_sys_reg(vcpu, PMCR_EL0) = val & ~(ARMV8_PMU_PMCR_C | ARMV8_PMU_PMCR_P); + if (val & ARMV8_PMU_PMCR_E) { kvm_pmu_enable_counter_mask(vcpu, __vcpu_sys_reg(vcpu, PMCNTENSET_EL0)); @@ -625,18 +548,11 @@ static void kvm_pmu_create_perf_event(struct kvm_vcpu *vcpu, u64 select_idx) { struct arm_pmu *arm_pmu = vcpu->kvm->arch.arm_pmu; struct kvm_pmu *pmu = &vcpu->arch.pmu; - struct kvm_pmc *pmc; + struct kvm_pmc *pmc = &pmu->pmc[select_idx]; struct perf_event *event; struct perf_event_attr attr; u64 eventsel, counter, reg, data;

- /* - * For chained counters the event type and filtering attributes are - * obtained from the low/even counter. We also use this counter to - * determine if the event is enabled/disabled. - */ - pmc = kvm_pmu_get_canonical_pmc(&pmu->pmc[select_idx]); - reg = (pmc->idx == ARMV8_PMU_CYCLE_IDX) ? PMCCFILTR_EL0 : PMEVTYPER0_EL0 + pmc->idx; data = __vcpu_sys_reg(vcpu, reg); @@ -647,8 +563,12 @@ static void kvm_pmu_create_perf_event(struct kvm_vcpu *vcpu, u64 select_idx) else eventsel = data & kvm_pmu_event_mask(vcpu->kvm);

- /* Software increment event doesn't need to be backed by a perf event */ - if (eventsel == ARMV8_PMUV3_PERFCTR_SW_INCR) + /* + * Neither SW increment nor chained events need to be backed + * by a perf event. + */ + if (eventsel == ARMV8_PMUV3_PERFCTR_SW_INCR || + eventsel == ARMV8_PMUV3_PERFCTR_CHAIN) return;

/* @@ -670,30 +590,20 @@ static void kvm_pmu_create_perf_event(struct kvm_vcpu *vcpu, u64 select_idx) attr.exclude_host = 1; /* Don't count host events */ attr.config = eventsel;

- counter = kvm_pmu_get_pair_counter_value(vcpu, pmc); + counter = kvm_pmu_get_counter_value(vcpu, select_idx);

- if (kvm_pmu_pmc_is_chained(pmc)) { - /** - * The initial sample period (overflow count) of an event. For - * chained counters we only support overflow interrupts on the - * high counter. - */ - attr.sample_period = (-counter) & GENMASK(63, 0); - attr.config1 |= PERF_ATTR_CFG1_KVM_PMU_CHAINED; + /* + * If counting with a 64bit counter, advertise it to the perf + * code, carefully dealing with the initial sample period + * which also depends on the overflow. + */ + if (kvm_pmu_idx_is_64bit(vcpu, select_idx)) + attr.config1 |= PERF_ATTR_CFG1_COUNTER_64BIT;

- event = perf_event_create_kernel_counter(&attr, -1, current, - kvm_pmu_perf_overflow, - pmc + 1); - } else { - /* The initial sample period (overflow count) of an event. */ - if (kvm_pmu_idx_is_64bit(vcpu, pmc->idx)) - attr.sample_period = (-counter) & GENMASK(63, 0); - else - attr.sample_period = (-counter) & GENMASK(31, 0); + attr.sample_period = compute_period(vcpu, select_idx, counter);

- event = perf_event_create_kernel_counter(&attr, -1, current, + event = perf_event_create_kernel_counter(&attr, -1, current, kvm_pmu_perf_overflow, pmc); - }

if (IS_ERR(event)) { pr_err_once("kvm: pmu event creation failed %ld\n", @@ -704,41 +614,6 @@ static void kvm_pmu_create_perf_event(struct kvm_vcpu *vcpu, u64 select_idx) pmc->perf_event = event; }

-/** - * kvm_pmu_update_pmc_chained - update chained bitmap - * @vcpu: The vcpu pointer - * @select_idx: The number of selected counter - * - * Update the chained bitmap based on the event type written in the - * typer register and the enable state of the odd register. - */ -static void kvm_pmu_update_pmc_chained(struct kvm_vcpu *vcpu, u64 select_idx) -{ - struct kvm_pmu *pmu = &vcpu->arch.pmu; - struct kvm_pmc *pmc = &pmu->pmc[select_idx], *canonical_pmc; - bool new_state, old_state; - - old_state = kvm_pmu_pmc_is_chained(pmc); - new_state = kvm_pmu_idx_has_chain_evtype(vcpu, pmc->idx) && - kvm_pmu_counter_is_enabled(vcpu, pmc->idx | 0x1); - - if (old_state == new_state) - return; - - canonical_pmc = kvm_pmu_get_canonical_pmc(pmc); - kvm_pmu_stop_counter(vcpu, canonical_pmc); - if (new_state) { - /* - * During promotion from !chained to chained we must ensure - * the adjacent counter is stopped and its event destroyed - */ - kvm_pmu_stop_counter(vcpu, kvm_pmu_get_alternate_pmc(pmc)); - set_bit(pmc->idx >> 1, vcpu->arch.pmu.chained); - return; - } - clear_bit(pmc->idx >> 1, vcpu->arch.pmu.chained); -} - /** * kvm_pmu_set_counter_event_type - set selected counter to monitor some event * @vcpu: The vcpu pointer @@ -766,7 +641,6 @@ void kvm_pmu_set_counter_event_type(struct kvm_vcpu *vcpu, u64 data,

__vcpu_sys_reg(vcpu, reg) = data & mask;

- kvm_pmu_update_pmc_chained(vcpu, select_idx); kvm_pmu_create_perf_event(vcpu, select_idx); }

diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index bfe4f17232b3..1f80e17a6460 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -697,13 +697,15 @@ static bool access_pmcr(struct kvm_vcpu *vcpu, struct sys_reg_params *p, return false;

if (p->is_write) { - /* Only update writeable bits of PMCR */ + /* + * Only update writeable bits of PMCR (continuing into + * kvm_pmu_handle_pmcr() as well) + */ val = __vcpu_sys_reg(vcpu, PMCR_EL0); val &= ~ARMV8_PMU_PMCR_MASK; val |= p->regval & ARMV8_PMU_PMCR_MASK; if (!kvm_supports_32bit_el0()) val |= ARMV8_PMU_PMCR_LC; - __vcpu_sys_reg(vcpu, PMCR_EL0) = val; kvm_pmu_handle_pmcr(vcpu, val); kvm_vcpu_pmu_restore_guest(vcpu); } else { diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c index 88112065d941..ee7478a60144 100644 --- a/arch/s390/kvm/intercept.c +++ b/arch/s390/kvm/intercept.c @@ -271,10 +271,18 @@ static int handle_prog(struct kvm_vcpu *vcpu) * handle_external_interrupt - used for external interruption interceptions * @vcpu: virtual cpu * - * This interception only occurs if the CPUSTAT_EXT_INT bit was set, or if - * the new PSW does not have external interrupts disabled. In the first case, - * we've got to deliver the interrupt manually, and in the second case, we - * drop to userspace to handle the situation there. + * This interception occurs if: + * - the CPUSTAT_EXT_INT bit was already set when the external interrupt + * occurred. In this case, the interrupt needs to be injected manually to + * preserve interrupt priority. + * - the external new PSW has external interrupts enabled, which will cause an + * interruption loop. We drop to userspace in this case. + * + * The latter case can be detected by inspecting the external mask bit in the + * external new psw. + * + * Under PV, only the latter case can occur, since interrupt priorities are + * handled in the ultravisor. */ static int handle_external_interrupt(struct kvm_vcpu *vcpu) { @@ -285,10 +293,18 @@ static int handle_external_interrupt(struct kvm_vcpu *vcpu)

vcpu->stat.exit_external_interrupt++;

- rc = read_guest_lc(vcpu, __LC_EXT_NEW_PSW, &newpsw, sizeof(psw_t)); - if (rc) - return rc; - /* We can not handle clock comparator or timer interrupt with bad PSW */ + if (kvm_s390_pv_cpu_is_protected(vcpu)) { + newpsw = vcpu->arch.sie_block->gpsw; + } else { + rc = read_guest_lc(vcpu, __LC_EXT_NEW_PSW, &newpsw, sizeof(psw_t)); + if (rc) + return rc; + } + + /* + * Clock comparator or timer interrupt with external interrupt enabled + * will cause interrupt loop. Drop to userspace. + */ if ((eic == EXT_IRQ_CLK_COMP || eic == EXT_IRQ_CPU_TIMER) && (newpsw.mask & PSW_MASK_EXT)) return -EOPNOTSUPP; diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index 518bda50068c..0f762070a5e1 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -146,7 +146,11 @@ static int __init acpi_parse_madt(struct acpi_table_header *table)

pr_debug("Local APIC address 0x%08x\n", madt->address); } - if (madt->header.revision >= 5) + + /* ACPI 6.3 and newer support the online capable bit. */ + if (acpi_gbl_FADT.header.revision > 6 || + (acpi_gbl_FADT.header.revision == 6 && + acpi_gbl_FADT.minor_revision >= 3)) acpi_support_online_capable = true;

default_acpi_madt_oem_check(madt->header.oem_id, @@ -193,7 +197,8 @@ static bool __init acpi_is_processor_usable(u32 lapic_flags) if (lapic_flags & ACPI_MADT_ENABLED) return true;

- if (acpi_support_online_capable && (lapic_flags & ACPI_MADT_ONLINE_CAPABLE)) + if (!acpi_support_online_capable || + (lapic_flags & ACPI_MADT_ONLINE_CAPABLE)) return true;

return false; diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 1d00f7824da1..8e56ec6e72e9 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -3845,7 +3845,12 @@ static void nested_vmx_inject_exception_vmexit(struct kvm_vcpu *vcpu) exit_qual = 0; }

- if (ex->has_error_code) { + /* + * Unlike AMD's Paged Real Mode, which reports an error code on #PF + * VM-Exits even if the CPU is in Real Mode, Intel VMX never sets the + * "has error code" flags on VM-Exit if the CPU is in Real Mode. + */ + if (ex->has_error_code && is_protmode(vcpu)) { /* * Intel CPUs do not generate error codes with bits 31:16 set, * and more importantly VMX disallows setting bits 31:16 in the diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index ab09d292bded..3463ef7f3019 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -9853,13 +9853,20 @@ int kvm_check_nested_events(struct kvm_vcpu *vcpu)

static void kvm_inject_exception(struct kvm_vcpu *vcpu) { + /* + * Suppress the error code if the vCPU is in Real Mode, as Real Mode + * exceptions don't report error codes. The presence of an error code + * is carried with the exception and only stripped when the exception + * is injected as intercepted #PF VM-Exits for AMD's Paged Real Mode do + * report an error code despite the CPU being in Real Mode. + */ + vcpu->arch.exception.has_error_code &= is_protmode(vcpu); + trace_kvm_inj_exception(vcpu->arch.exception.vector, vcpu->arch.exception.has_error_code, vcpu->arch.exception.error_code, vcpu->arch.exception.injected);

- if (vcpu->arch.exception.error_code && !is_protmode(vcpu)) - vcpu->arch.exception.error_code = false; static_call(kvm_x86_inject_exception)(vcpu); }

diff --git a/block/blk-mq.c b/block/blk-mq.c index aa67a52c5a06..1b04a1c48ee5 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1327,8 +1327,6 @@ bool blk_rq_is_poll(struct request *rq) return false; if (rq->mq_hctx->type != HCTX_TYPE_POLL) return false; - if (WARN_ON_ONCE(!rq->bio)) - return false; return true; } EXPORT_SYMBOL_GPL(blk_rq_is_poll); @@ -1336,7 +1334,7 @@ EXPORT_SYMBOL_GPL(blk_rq_is_poll); static void blk_rq_poll_completion(struct request *rq, struct completion *wait) { do { - bio_poll(rq->bio, NULL, 0); + blk_mq_poll(rq->q, blk_rq_to_qc(rq), NULL, 0); cond_resched(); } while (!completion_done(wait)); } diff --git a/block/blk-throttle.c b/block/blk-throttle.c index 847721dc2b2b..f1bc600c4ded 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -1066,7 +1066,6 @@ static void tg_dispatch_one_bio(struct throtl_grp *tg, bool rw) sq->nr_queued[rw]--;

throtl_charge_bio(tg, bio); - bio_set_flag(bio, BIO_BPS_THROTTLED);

/* * If our parent is another tg, we just need to transfer @bio to @@ -1079,6 +1078,7 @@ static void tg_dispatch_one_bio(struct throtl_grp *tg, bool rw) throtl_add_bio_tg(bio, &tg->qnode_on_parent[rw], parent_tg); start_parent_slice_with_credit(tg, parent_tg, rw); } else { + bio_set_flag(bio, BIO_BPS_THROTTLED); throtl_qnode_add_bio(bio, &tg->qnode_on_parent[rw], &parent_sq->queued[rw]); BUG_ON(tg->td->nr_queued[rw] <= 0); diff --git a/block/genhd.c b/block/genhd.c index 0b6928e948f3..62a61388e752 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -368,7 +368,6 @@ int disk_scan_partitions(struct gendisk *disk, fmode_t mode) if (disk->open_partitions) return -EBUSY;

- set_bit(GD_NEED_PART_SCAN, &disk->state); /* * If the device is opened exclusively by current thread already, it's * safe to scan partitons, otherwise, use bd_prepare_to_claim() to @@ -381,12 +380,19 @@ int disk_scan_partitions(struct gendisk *disk, fmode_t mode) return ret; }

+ set_bit(GD_NEED_PART_SCAN, &disk->state); bdev = blkdev_get_by_dev(disk_devt(disk), mode & ~FMODE_EXCL, NULL); if (IS_ERR(bdev)) ret = PTR_ERR(bdev); else blkdev_put(bdev, mode & ~FMODE_EXCL);

+ /* + * If blkdev_get_by_dev() failed early, GD_NEED_PART_SCAN is still set, + * and this will cause that re-assemble partitioned raid device will + * creat partition for underlying disk. + */ + clear_bit(GD_NEED_PART_SCAN, &disk->state); if (!(mode & FMODE_EXCL)) bd_abort_claiming(disk->part0, disk_scan_partitions); return ret; diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 0c79f463fbfd..ed318485eb19 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -1984,6 +1984,7 @@ static int instance; static int acpi_video_bus_add(struct acpi_device *device) { struct acpi_video_bus *video; + bool auto_detect; int error; acpi_status status;

@@ -2045,10 +2046,20 @@ static int acpi_video_bus_add(struct acpi_device *device) mutex_unlock(&video_list_lock);

/* - * The userspace visible backlight_device gets registered separately - * from acpi_video_register_backlight(). + * If backlight-type auto-detection is used then a native backlight may + * show up later and this may change the result from video to native. + * Therefor normally the userspace visible /sys/class/backlight device + * gets registered separately by the GPU driver calling + * acpi_video_register_backlight() when an internal panel is detected. + * Register the backlight now when not using auto-detection, so that + * when the kernel cmdline or DMI-quirks are used the backlight will + * get registered even if acpi_video_register_backlight() is not called. */ acpi_video_run_bcl_for_osi(video); + if (__acpi_video_get_backlight_type(false, &auto_detect) == acpi_backlight_video && + !auto_detect) + acpi_video_bus_register_backlight(video); + acpi_video_bus_add_notify_handler(video);

return 0; diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index f06b3d355671..42b5af5490a1 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -274,6 +274,43 @@ static const struct dmi_system_id video_detect_dmi_table[] = { }, },

+ /* + * Models which need acpi_video backlight control where the GPU drivers + * do not call acpi_video_register_backlight() because no internal panel + * is detected. Typically these are all-in-ones (monitors with builtin + * PC) where the panel connection shows up as regular DP instead of eDP. + */ + { + .callback = video_detect_force_video, + /* Apple iMac14,1 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "iMac14,1"), + }, + }, + { + .callback = video_detect_force_video, + /* Apple iMac14,2 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "iMac14,2"), + }, + }, + + /* + * Older models with nvidia GPU which need acpi_video backlight + * control and where the old nvidia binary driver series does not + * call acpi_video_register_backlight(). + */ + { + .callback = video_detect_force_video, + /* ThinkPad W530 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad W530"), + }, + }, + /* * These models have a working acpi_video backlight control, and using * native backlight causes a regression where backlight does not work @@ -772,7 +809,7 @@ static bool prefer_native_over_acpi_video(void) * Determine which type of backlight interface to use on this system, * First check cmdline, then dmi quirks, then do autodetect. */ -static enum acpi_backlight_type __acpi_video_get_backlight_type(bool native) +enum acpi_backlight_type __acpi_video_get_backlight_type(bool native, bool *auto_detect) { static DEFINE_MUTEX(init_mutex); static bool nvidia_wmi_ec_present; @@ -797,6 +834,9 @@ static enum acpi_backlight_type __acpi_video_get_backlight_type(bool native) native_available = true; mutex_unlock(&init_mutex);

+ if (auto_detect) + *auto_detect = false; + /* * The below heuristics / detection steps are in order of descending * presedence. The commandline takes presedence over anything else. @@ -808,6 +848,9 @@ static enum acpi_backlight_type __acpi_video_get_backlight_type(bool native) if (acpi_backlight_dmi != acpi_backlight_undef) return acpi_backlight_dmi;

+ if (auto_detect) + *auto_detect = true; + /* Special cases such as nvidia_wmi_ec and apple gmux. */ if (nvidia_wmi_ec_present) return acpi_backlight_nvidia_wmi_ec; @@ -827,15 +870,4 @@ static enum acpi_backlight_type __acpi_video_get_backlight_type(bool native) /* No ACPI video/native (old hw), use vendor specific fw methods. */ return acpi_backlight_vendor; } - -enum acpi_backlight_type acpi_video_get_backlight_type(void) -{ - return __acpi_video_get_backlight_type(false); -} -EXPORT_SYMBOL(acpi_video_get_backlight_type); - -bool acpi_video_backlight_use_native(void) -{ - return __acpi_video_get_backlight_type(true) == acpi_backlight_native; -} -EXPORT_SYMBOL(acpi_video_backlight_use_native); +EXPORT_SYMBOL(__acpi_video_get_backlight_type); diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index 22a790d51284..2ed994a313a9 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -233,7 +233,7 @@ static int ublk_validate_params(const struct ublk_device *ub) if (ub->params.types & UBLK_PARAM_TYPE_BASIC) { const struct ublk_param_basic *p = &ub->params.basic;

- if (p->logical_bs_shift > PAGE_SHIFT) + if (p->logical_bs_shift > PAGE_SHIFT || p->logical_bs_shift < 9) return -EINVAL;

if (p->logical_bs_shift > p->physical_bs_shift) @@ -1202,9 +1202,10 @@ static void ublk_handle_need_get_data(struct ublk_device *ub, int q_id, ublk_queue_cmd(ubq, req); }

-static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags) +static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd, + unsigned int issue_flags, + struct ublksrv_io_cmd *ub_cmd) { - struct ublksrv_io_cmd *ub_cmd = (struct ublksrv_io_cmd *)cmd->cmd; struct ublk_device *ub = cmd->file->private_data; struct ublk_queue *ubq; struct ublk_io *io; @@ -1306,6 +1307,23 @@ static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags) return -EIOCBQUEUED; }

+static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags) +{ + struct ublksrv_io_cmd *ub_src = (struct ublksrv_io_cmd *) cmd->cmd; + struct ublksrv_io_cmd ub_cmd; + + /* + * Not necessary for async retry, but let's keep it simple and always + * copy the values to avoid any potential reuse. + */ + ub_cmd.q_id = READ_ONCE(ub_src->q_id); + ub_cmd.tag = READ_ONCE(ub_src->tag); + ub_cmd.result = READ_ONCE(ub_src->result); + ub_cmd.addr = READ_ONCE(ub_src->addr); + + return __ublk_ch_uring_cmd(cmd, issue_flags, &ub_cmd); +} + static const struct file_operations ublk_ch_fops = { .owner = THIS_MODULE, .open = ublk_ch_open, @@ -1886,6 +1904,8 @@ static int ublk_ctrl_set_params(struct io_uring_cmd *cmd) /* clear all we don't support yet */ ub->params.types &= UBLK_PARAM_TYPE_ALL; ret = ublk_validate_params(ub); + if (ret) + ub->params.types = 0; } mutex_unlock(&ub->mutex); ublk_put_device(ub); diff --git a/drivers/counter/104-quad-8.c b/drivers/counter/104-quad-8.c index deed4afadb29..d9cb937665cf 100644 --- a/drivers/counter/104-quad-8.c +++ b/drivers/counter/104-quad-8.c @@ -97,10 +97,6 @@ struct quad8 { struct quad8_reg __iomem *reg; };

-/* Borrow Toggle flip-flop */ -#define QUAD8_FLAG_BT BIT(0) -/* Carry Toggle flip-flop */ -#define QUAD8_FLAG_CT BIT(1) /* Error flag */ #define QUAD8_FLAG_E BIT(4) /* Up/Down flag */ @@ -133,6 +129,9 @@ struct quad8 { #define QUAD8_CMR_QUADRATURE_X2 0x10 #define QUAD8_CMR_QUADRATURE_X4 0x18

+/* Each Counter is 24 bits wide */ +#define LS7267_CNTR_MAX GENMASK(23, 0) + static int quad8_signal_read(struct counter_device *counter, struct counter_signal *signal, enum counter_signal_level *level) @@ -156,18 +155,10 @@ static int quad8_count_read(struct counter_device *counter, { struct quad8 *const priv = counter_priv(counter); struct channel_reg __iomem *const chan = priv->reg->channel + count->id; - unsigned int flags; - unsigned int borrow; - unsigned int carry; unsigned long irqflags; int i;

- flags = ioread8(&chan->control); - borrow = flags & QUAD8_FLAG_BT; - carry = !!(flags & QUAD8_FLAG_CT); - - /* Borrow XOR Carry effectively doubles count range */ - *val = (unsigned long)(borrow ^ carry) << 24; + *val = 0;

spin_lock_irqsave(&priv->lock, irqflags);

@@ -191,8 +182,7 @@ static int quad8_count_write(struct counter_device *counter, unsigned long irqflags; int i;

- /* Only 24-bit values are supported */ - if (val > 0xFFFFFF) + if (val > LS7267_CNTR_MAX) return -ERANGE;

spin_lock_irqsave(&priv->lock, irqflags); @@ -378,7 +368,7 @@ static int quad8_action_read(struct counter_device *counter,

/* Handle Index signals */ if (synapse->signal->id >= 16) { - if (priv->preset_enable[count->id]) + if (!priv->preset_enable[count->id]) *action = COUNTER_SYNAPSE_ACTION_RISING_EDGE; else *action = COUNTER_SYNAPSE_ACTION_NONE; @@ -806,8 +796,7 @@ static int quad8_count_preset_write(struct counter_device *counter, struct quad8 *const priv = counter_priv(counter); unsigned long irqflags;

- /* Only 24-bit values are supported */ - if (preset > 0xFFFFFF) + if (preset > LS7267_CNTR_MAX) return -ERANGE;

spin_lock_irqsave(&priv->lock, irqflags); @@ -834,8 +823,7 @@ static int quad8_count_ceiling_read(struct counter_device *counter, *ceiling = priv->preset[count->id]; break; default: - /* By default 0x1FFFFFF (25 bits unsigned) is maximum count */ - *ceiling = 0x1FFFFFF; + *ceiling = LS7267_CNTR_MAX; break; }

@@ -850,8 +838,7 @@ static int quad8_count_ceiling_write(struct counter_device *counter, struct quad8 *const priv = counter_priv(counter); unsigned long irqflags;

- /* Only 24-bit values are supported */ - if (ceiling > 0xFFFFFF) + if (ceiling > LS7267_CNTR_MAX) return -ERANGE;

spin_lock_irqsave(&priv->lock, irqflags); diff --git a/drivers/cxl/core/pci.c b/drivers/cxl/core/pci.c index 9240df53ed87..a8456d5441fc 100644 --- a/drivers/cxl/core/pci.c +++ b/drivers/cxl/core/pci.c @@ -483,7 +483,7 @@ static struct pci_doe_mb *find_cdat_doe(struct device *uport) return NULL; }

-#define CDAT_DOE_REQ(entry_handle) \ +#define CDAT_DOE_REQ(entry_handle) cpu_to_le32 \ (FIELD_PREP(CXL_DOE_TABLE_ACCESS_REQ_CODE, \ CXL_DOE_TABLE_ACCESS_REQ_CODE_READ) | \ FIELD_PREP(CXL_DOE_TABLE_ACCESS_TABLE_TYPE, \ @@ -496,8 +496,8 @@ static void cxl_doe_task_complete(struct pci_doe_task *task) }

struct cdat_doe_task { - u32 request_pl; - u32 response_pl[32]; + __le32 request_pl; + __le32 response_pl[32]; struct completion c; struct pci_doe_task task; }; @@ -531,10 +531,10 @@ static int cxl_cdat_get_length(struct device *dev, return rc; } wait_for_completion(&t.c); - if (t.task.rv < sizeof(u32)) + if (t.task.rv < 2 * sizeof(__le32)) return -EIO;

- *length = t.response_pl[1]; + *length = le32_to_cpu(t.response_pl[1]); dev_dbg(dev, "CDAT length %zu\n", *length);

return 0; @@ -545,13 +545,13 @@ static int cxl_cdat_read_table(struct device *dev, struct cxl_cdat *cdat) { size_t length = cdat->length; - u32 *data = cdat->table; + __le32 *data = cdat->table; int entry_handle = 0;

do { DECLARE_CDAT_DOE_TASK(CDAT_DOE_REQ(entry_handle), t); + struct cdat_entry_header *entry; size_t entry_dw; - u32 *entry; int rc;

rc = pci_doe_submit_task(cdat_doe, &t.task); @@ -560,26 +560,34 @@ static int cxl_cdat_read_table(struct device *dev, return rc; } wait_for_completion(&t.c); - /* 1 DW header + 1 DW data min */ - if (t.task.rv < (2 * sizeof(u32))) + + /* 1 DW Table Access Response Header + CDAT entry */ + entry = (struct cdat_entry_header *)(t.response_pl + 1); + if ((entry_handle == 0 && + t.task.rv != sizeof(__le32) + sizeof(struct cdat_header)) || + (entry_handle > 0 && + (t.task.rv < sizeof(__le32) + sizeof(*entry) || + t.task.rv != sizeof(__le32) + le16_to_cpu(entry->length)))) return -EIO;

/* Get the CXL table access header entry handle */ entry_handle = FIELD_GET(CXL_DOE_TABLE_ACCESS_ENTRY_HANDLE, - t.response_pl[0]); - entry = t.response_pl + 1; - entry_dw = t.task.rv / sizeof(u32); + le32_to_cpu(t.response_pl[0])); + entry_dw = t.task.rv / sizeof(__le32); /* Skip Header */ entry_dw -= 1; - entry_dw = min(length / sizeof(u32), entry_dw); + entry_dw = min(length / sizeof(__le32), entry_dw); /* Prevent length < 1 DW from causing a buffer overflow */ if (entry_dw) { - memcpy(data, entry, entry_dw * sizeof(u32)); - length -= entry_dw * sizeof(u32); + memcpy(data, entry, entry_dw * sizeof(__le32)); + length -= entry_dw * sizeof(__le32); data += entry_dw; } } while (entry_handle != CXL_DOE_TABLE_ACCESS_LAST_ENTRY);

+ /* Length in CDAT header may exceed concatenation of CDAT entries */ + cdat->length -= length; + return 0; }

diff --git a/drivers/cxl/cxlpci.h b/drivers/cxl/cxlpci.h index eec597dbe763..79e5603dfc82 100644 --- a/drivers/cxl/cxlpci.h +++ b/drivers/cxl/cxlpci.h @@ -71,6 +71,20 @@ static inline resource_size_t cxl_regmap_to_base(struct pci_dev *pdev, return pci_resource_start(pdev, map->barno) + map->block_offset; }

+struct cdat_header { + __le32 length; + u8 revision; + u8 checksum; + u8 reserved[6]; + __le32 sequence; +} __packed; + +struct cdat_entry_header { + u8 type; + u8 reserved; + __le16 length; +} __packed; + int devm_cxl_port_enumerate_dports(struct cxl_port *port); struct cxl_dev_state; int cxl_hdm_decode_init(struct cxl_dev_state *cxlds, struct cxl_hdm *cxlhdm); diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index a01af1180616..e3af86f06c63 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -100,7 +100,7 @@ config GPIO_GENERIC tristate

config GPIO_REGMAP - depends on REGMAP + select REGMAP tristate

# put drivers in the right section, in alphabetical order diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index 59c4c48d8296..69f3d864f69d 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -328,7 +328,7 @@ static struct irq_chip gpio_irqchip = { .irq_enable = gpio_irq_enable, .irq_disable = gpio_irq_disable, .irq_set_type = gpio_irq_type, - .flags = IRQCHIP_SET_TYPE_MASKED, + .flags = IRQCHIP_SET_TYPE_MASKED | IRQCHIP_SKIP_SET_WAKE, };

static void gpio_irq_handler(struct irq_desc *desc) @@ -645,9 +645,6 @@ static void davinci_gpio_save_context(struct davinci_gpio_controller *chips, context->set_falling = readl_relaxed(&g->set_falling); }

- /* Clear Bank interrupt enable bit */ - writel_relaxed(0, base + BINTEN); - /* Clear all interrupt status registers */ writel_relaxed(GENMASK(31, 0), &g->intstat); } diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index 1bb317b8dcce..91a4232ee58c 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -657,9 +657,10 @@ static void mvebu_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) spin_unlock_irqrestore(&mvpwm->lock, flags); }

-static void mvebu_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) { +static int mvebu_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) +{

struct mvebu_pwm *mvpwm = to_mvebu_pwm(chip); struct mvebu_gpio_chip *mvchip = mvpwm->mvchip; @@ -693,6 +694,8 @@ static void mvebu_pwm_get_state(struct pwm_chip *chip, state->enabled = false;

spin_unlock_irqrestore(&mvpwm->lock, flags); + + return 0; }

static int mvebu_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 9ef83f3ab3a7..9df5dcedaf3e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3034,6 +3034,24 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev) adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_MES)) continue;

+ /* SDMA 5.x+ is part of GFX power domain so it's covered by GFXOFF */ + if (adev->in_s0ix && + (adev->ip_versions[SDMA0_HWIP][0] >= IP_VERSION(5, 0, 0)) && + (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SDMA)) + continue; + + /* Once swPSP provides the IMU, RLC FW binaries to TOS during cold-boot. + * These are in TMR, hence are expected to be reused by PSP-TOS to reload + * from this location and RLC Autoload automatically also gets loaded + * from here based on PMFW -> PSP message during re-init sequence. + * Therefore, the psp suspend & resume should be skipped to avoid destroy + * the TMR and reload FWs again for IMU enabled APU ASICs. + */ + if (amdgpu_in_reset(adev) && + (adev->flags & AMD_IS_APU) && adev->gfx.imu.funcs && + adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP) + continue; + /* XXX handle errors */ r = adev->ip_blocks[i].version->funcs->suspend(adev); /* XXX handle errors */ diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 050e7a52c8f6..6c5ea99223ba 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2175,6 +2175,8 @@ static int detect_mst_link_for_all_connectors(struct drm_device *dev) DRM_ERROR("DM_MST: Failed to start MST\n"); aconnector->dc_link->type = dc_connection_single; + ret = dm_helpers_dp_mst_stop_top_mgr(aconnector->dc_link->ctx, + aconnector->dc_link); break; } } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index 57454967617f..6bd7e4537014 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -206,7 +206,7 @@ bool dm_helpers_dp_mst_write_payload_allocation_table( if (enable) drm_dp_add_payload_part1(mst_mgr, mst_state, payload); else - drm_dp_remove_payload(mst_mgr, mst_state, payload); + drm_dp_remove_payload(mst_mgr, mst_state, payload, payload);

/* mst_mgr->->payloads are VC payload notify MST branch using DPCD or * AUX message. The sequence is slot 1-63 allocated sequence for each diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/bridge/lontium-lt9611.c index 3b77238ca4af..ae8c6d9d4095 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9611.c +++ b/drivers/gpu/drm/bridge/lontium-lt9611.c @@ -258,6 +258,7 @@ static int lt9611_pll_setup(struct lt9611 *lt9611, const struct drm_display_mode { 0x8126, 0x55 }, { 0x8127, 0x66 }, { 0x8128, 0x88 }, + { 0x812a, 0x20 }, };

regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index eb24322df721..aeca9c066bf2 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -1500,8 +1500,8 @@ static int ti_sn_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; }

-static void ti_sn_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int ti_sn_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct ti_sn65dsi86 *pdata = pwm_chip_to_ti_sn_bridge(chip); unsigned int pwm_en_inv; @@ -1512,19 +1512,19 @@ static void ti_sn_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,

ret = regmap_read(pdata->regmap, SN_PWM_EN_INV_REG, &pwm_en_inv); if (ret) - return; + return 0;

ret = ti_sn65dsi86_read_u16(pdata, SN_BACKLIGHT_SCALE_REG, &scale); if (ret) - return; + return 0;

ret = ti_sn65dsi86_read_u16(pdata, SN_BACKLIGHT_REG, &backlight); if (ret) - return; + return 0;

ret = regmap_read(pdata->regmap, SN_PWM_PRE_DIV_REG, &pre_div); if (ret) - return; + return 0;

state->enabled = FIELD_GET(SN_PWM_EN_MASK, pwm_en_inv); if (FIELD_GET(SN_PWM_INV_MASK, pwm_en_inv)) @@ -1539,6 +1539,8 @@ static void ti_sn_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,

if (state->duty_cycle > state->period) state->duty_cycle = state->period; + + return 0; }

static const struct pwm_ops ti_sn_pwm_ops = { diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index e77c674b37ca..38dab76ae69e 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -3342,7 +3342,8 @@ EXPORT_SYMBOL(drm_dp_add_payload_part1); * drm_dp_remove_payload() - Remove an MST payload * @mgr: Manager to use. * @mst_state: The MST atomic state - * @payload: The payload to write + * @old_payload: The payload with its old state + * @new_payload: The payload to write * * Removes a payload from an MST topology if it was successfully assigned a start slot. Also updates * the starting time slots of all other payloads which would have been shifted towards the start of @@ -3350,36 +3351,37 @@ EXPORT_SYMBOL(drm_dp_add_payload_part1); */ void drm_dp_remove_payload(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_topology_state *mst_state, - struct drm_dp_mst_atomic_payload *payload) + const struct drm_dp_mst_atomic_payload *old_payload, + struct drm_dp_mst_atomic_payload *new_payload) { struct drm_dp_mst_atomic_payload *pos; bool send_remove = false;

/* We failed to make the payload, so nothing to do */ - if (payload->vc_start_slot == -1) + if (new_payload->vc_start_slot == -1) return;

mutex_lock(&mgr->lock); - send_remove = drm_dp_mst_port_downstream_of_branch(payload->port, mgr->mst_primary); + send_remove = drm_dp_mst_port_downstream_of_branch(new_payload->port, mgr->mst_primary); mutex_unlock(&mgr->lock);

if (send_remove) - drm_dp_destroy_payload_step1(mgr, mst_state, payload); + drm_dp_destroy_payload_step1(mgr, mst_state, new_payload); else drm_dbg_kms(mgr->dev, "Payload for VCPI %d not in topology, not sending remove\n", - payload->vcpi); + new_payload->vcpi);

list_for_each_entry(pos, &mst_state->payloads, next) { - if (pos != payload && pos->vc_start_slot > payload->vc_start_slot) - pos->vc_start_slot -= payload->time_slots; + if (pos != new_payload && pos->vc_start_slot > new_payload->vc_start_slot) + pos->vc_start_slot -= old_payload->time_slots; } - payload->vc_start_slot = -1; + new_payload->vc_start_slot = -1;

mgr->payload_count--; - mgr->next_start_slot -= payload->time_slots; + mgr->next_start_slot -= old_payload->time_slots;

- if (payload->delete) - drm_dp_mst_put_port_malloc(payload->port); + if (new_payload->delete) + drm_dp_mst_put_port_malloc(new_payload->port); } EXPORT_SYMBOL(drm_dp_remove_payload);

diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index c85757f55112..78211e583fd7 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -2098,6 +2098,25 @@ static void glk_read_luts(struct intel_crtc_state *crtc_state) } }

+static void icl_color_commit_arm(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *i915 = to_i915(crtc->base.dev); + enum pipe pipe = crtc->pipe; + + /* + * We don't (yet) allow userspace to control the pipe background color, + * so force it to black. + */ + intel_de_write(i915, SKL_BOTTOM_COLOR(pipe), 0); + + intel_de_write(i915, GAMMA_MODE(crtc->pipe), + crtc_state->gamma_mode); + + intel_de_write_fw(i915, PIPE_CSC_MODE(crtc->pipe), + crtc_state->csc_mode); +} + static struct drm_property_blob * icl_read_lut_multi_segment(struct intel_crtc *crtc) { @@ -2183,7 +2202,7 @@ static const struct intel_color_funcs i9xx_color_funcs = { static const struct intel_color_funcs icl_color_funcs = { .color_check = icl_color_check, .color_commit_noarm = icl_color_commit_noarm, - .color_commit_arm = skl_color_commit_arm, + .color_commit_arm = icl_color_commit_arm, .load_luts = icl_load_luts, .read_luts = icl_read_luts, }; diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index 27c2098dd707..9a6822256ddf 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -364,8 +364,14 @@ static void intel_mst_disable_dp(struct intel_atomic_state *state, struct intel_dp *intel_dp = &dig_port->dp; struct intel_connector *connector = to_intel_connector(old_conn_state->connector); - struct drm_dp_mst_topology_state *mst_state = - drm_atomic_get_mst_topology_state(&state->base, &intel_dp->mst_mgr); + struct drm_dp_mst_topology_state *old_mst_state = + drm_atomic_get_old_mst_topology_state(&state->base, &intel_dp->mst_mgr); + struct drm_dp_mst_topology_state *new_mst_state = + drm_atomic_get_new_mst_topology_state(&state->base, &intel_dp->mst_mgr); + const struct drm_dp_mst_atomic_payload *old_payload = + drm_atomic_get_mst_payload_state(old_mst_state, connector->port); + struct drm_dp_mst_atomic_payload *new_payload = + drm_atomic_get_mst_payload_state(new_mst_state, connector->port); struct drm_i915_private *i915 = to_i915(connector->base.dev);

drm_dbg_kms(&i915->drm, "active links %d\n", @@ -373,8 +379,8 @@ static void intel_mst_disable_dp(struct intel_atomic_state *state,

intel_hdcp_disable(intel_mst->connector);

- drm_dp_remove_payload(&intel_dp->mst_mgr, mst_state, - drm_atomic_get_mst_payload_state(mst_state, connector->port)); + drm_dp_remove_payload(&intel_dp->mst_mgr, new_mst_state, + old_payload, new_payload);

intel_audio_codec_disable(encoder, old_crtc_state, old_conn_state); } diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c index bfd1ffc71a48..fc4a84628985 100644 --- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c @@ -2017,6 +2017,8 @@ process_csb(struct intel_engine_cs *engine, struct i915_request **inactive) * inspecting the queue to see if we need to resumbit. */ if (*prev != *execlists->active) { /* elide lite-restores */ + struct intel_context *prev_ce = NULL, *active_ce = NULL; + /* * Note the inherent discrepancy between the HW runtime, * recorded as part of the context switch, and the CPU @@ -2028,9 +2030,15 @@ process_csb(struct intel_engine_cs *engine, struct i915_request **inactive) * and correct overselves later when updating from HW. */ if (*prev) - lrc_runtime_stop((*prev)->context); + prev_ce = (*prev)->context; if (*execlists->active) - lrc_runtime_start((*execlists->active)->context); + active_ce = (*execlists->active)->context; + if (prev_ce != active_ce) { + if (prev_ce) + lrc_runtime_stop(prev_ce); + if (active_ce) + lrc_runtime_start(active_ce); + } new_timeslice(execlists); }

diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 0defbb43ceea..3ce49c118b83 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -4270,13 +4270,13 @@ int i915_perf_add_config_ioctl(struct drm_device *dev, void *data, err = oa_config->id; goto sysfs_err; } - - mutex_unlock(&perf->metrics_lock); + id = oa_config->id;

drm_dbg(&perf->i915->drm, "Added config %s id=%i\n", oa_config->uuid, oa_config->id); + mutex_unlock(&perf->metrics_lock);

- return oa_config->id; + return id;

sysfs_err: mutex_unlock(&perf->metrics_lock); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 64eacd11b8bf..2372bfa04aa8 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3747,9 +3747,10 @@

/* Skylake+ pipe bottom (background) color */ #define _SKL_BOTTOM_COLOR_A 0x70034 +#define _SKL_BOTTOM_COLOR_B 0x71034 #define SKL_BOTTOM_COLOR_GAMMA_ENABLE REG_BIT(31) #define SKL_BOTTOM_COLOR_CSC_ENABLE REG_BIT(30) -#define SKL_BOTTOM_COLOR(pipe) _MMIO_PIPE2(pipe, _SKL_BOTTOM_COLOR_A) +#define SKL_BOTTOM_COLOR(pipe) _MMIO_PIPE(pipe, _SKL_BOTTOM_COLOR_A, _SKL_BOTTOM_COLOR_B)

#define _ICL_PIPE_A_STATUS 0x70058 #define ICL_PIPESTATUS(pipe) _MMIO_PIPE2(pipe, _ICL_PIPE_A_STATUS) diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index 33c97d510999..006cb76adaa9 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -410,6 +410,35 @@ nv50_outp_atomic_check_view(struct drm_encoder *encoder, return 0; }

+static void +nv50_outp_atomic_fix_depth(struct drm_encoder *encoder, struct drm_crtc_state *crtc_state) +{ + struct nv50_head_atom *asyh = nv50_head_atom(crtc_state); + struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); + struct drm_display_mode *mode = &asyh->state.adjusted_mode; + unsigned int max_rate, mode_rate; + + switch (nv_encoder->dcb->type) { + case DCB_OUTPUT_DP: + max_rate = nv_encoder->dp.link_nr * nv_encoder->dp.link_bw; + + /* we don't support more than 10 anyway */ + asyh->or.bpc = min_t(u8, asyh->or.bpc, 10); + + /* reduce the bpc until it works out */ + while (asyh->or.bpc > 6) { + mode_rate = DIV_ROUND_UP(mode->clock * asyh->or.bpc * 3, 8); + if (mode_rate <= max_rate) + break; + + asyh->or.bpc -= 2; + } + break; + default: + break; + } +} + static int nv50_outp_atomic_check(struct drm_encoder *encoder, struct drm_crtc_state *crtc_state, @@ -428,6 +457,9 @@ nv50_outp_atomic_check(struct drm_encoder *encoder, if (crtc_state->mode_changed || crtc_state->connectors_changed) asyh->or.bpc = connector->display_info.bpc;

+ /* We might have to reduce the bpc */ + nv50_outp_atomic_fix_depth(encoder, crtc_state); + return 0; }

@@ -996,7 +1028,7 @@ nv50_msto_prepare(struct drm_atomic_state *state,

// TODO: Figure out if we want to do a better job of handling VCPI allocation failures here? if (msto->disabled) { - drm_dp_remove_payload(mgr, mst_state, payload); + drm_dp_remove_payload(mgr, mst_state, payload, payload); } else { if (msto->enabled) drm_dp_add_payload_part1(mgr, mst_state, payload); diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index 20db8ea1a0ba..53185746fb3d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -245,8 +245,6 @@ void nouveau_dp_irq(struct nouveau_drm *drm, }

/* TODO: - * - Use the minimum possible BPC here, once we add support for the max bpc - * property. * - Validate against the DP caps advertised by the GPU (we don't check these * yet) */ @@ -258,7 +256,11 @@ nv50_dp_mode_valid(struct drm_connector *connector, { const unsigned int min_clock = 25000; unsigned int max_rate, mode_rate, ds_max_dotclock, clock = mode->clock; - const u8 bpp = connector->display_info.bpc * 3; + /* Check with the minmum bpc always, so we can advertise better modes. + * In particlar not doing this causes modes to be dropped on HDR + * displays as we might check with a bpc of 16 even. + */ + const u8 bpp = 6 * 3;

if (mode->flags & DRM_MODE_FLAG_INTERLACE && !outp->caps.dp_interlace) return MODE_NO_INTERLACE; diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c index 666a5e53fe19..e961fa27702c 100644 --- a/drivers/gpu/drm/panfrost/panfrost_mmu.c +++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c @@ -504,6 +504,7 @@ static int panfrost_mmu_map_fault_addr(struct panfrost_device *pfdev, int as, if (IS_ERR(pages[i])) { mutex_unlock(&bo->base.pages_lock); ret = PTR_ERR(pages[i]); + pages[i] = NULL; goto err_pages; } } diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c index 9dc27e5d367a..da51b50787df 100644 --- a/drivers/hv/connection.c +++ b/drivers/hv/connection.c @@ -409,6 +409,10 @@ void vmbus_disconnect(void) */ struct vmbus_channel *relid2channel(u32 relid) { + if (vmbus_connection.channels == NULL) { + pr_warn_once("relid2channel: relid=%d: No channels mapped!\n", relid); + return NULL; + } if (WARN_ON(relid >= MAX_CHANNEL_RELIDS)) return NULL; return READ_ONCE(vmbus_connection.channels[relid]); diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c index c7a65d1524fc..1cf7478da6ee 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x-core.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c @@ -451,7 +451,7 @@ static int etm4_enable_hw(struct etmv4_drvdata *drvdata) if (etm4x_sspcicrn_present(drvdata, i)) etm4x_relaxed_write32(csa, config->ss_pe_cmp[i], TRCSSPCICRn(i)); } - for (i = 0; i < drvdata->nr_addr_cmp; i++) { + for (i = 0; i < drvdata->nr_addr_cmp * 2; i++) { etm4x_relaxed_write64(csa, config->addr_val[i], TRCACVRn(i)); etm4x_relaxed_write64(csa, config->addr_acc[i], TRCACATRn(i)); } @@ -1010,25 +1010,21 @@ static bool etm4_init_iomem_access(struct etmv4_drvdata *drvdata, struct csdev_access *csa) { u32 devarch = readl_relaxed(drvdata->base + TRCDEVARCH); - u32 idr1 = readl_relaxed(drvdata->base + TRCIDR1);

/* * All ETMs must implement TRCDEVARCH to indicate that - * the component is an ETMv4. To support any broken - * implementations we fall back to TRCIDR1 check, which - * is not really reliable. + * the component is an ETMv4. Even though TRCIDR1 also + * contains the information, it is part of the "Trace" + * register and must be accessed with the OSLK cleared, + * with MMIO. But we cannot touch the OSLK until we are + * sure this is an ETM. So rely only on the TRCDEVARCH. */ - if ((devarch & ETM_DEVARCH_ID_MASK) == ETM_DEVARCH_ETMv4x_ARCH) { - drvdata->arch = etm_devarch_to_arch(devarch); - } else { - pr_warn("CPU%d: ETM4x incompatible TRCDEVARCH: %x, falling back to TRCIDR1\n", - smp_processor_id(), devarch); - - if (ETM_TRCIDR1_ARCH_MAJOR(idr1) != ETM_TRCIDR1_ARCH_ETMv4) - return false; - drvdata->arch = etm_trcidr_to_arch(idr1); + if ((devarch & ETM_DEVARCH_ID_MASK) != ETM_DEVARCH_ETMv4x_ARCH) { + pr_warn_once("TRCDEVARCH doesn't match ETMv4 architecture\n"); + return false; }

+ drvdata->arch = etm_devarch_to_arch(devarch); *csa = CSDEV_ACCESS_IOMEM(drvdata->base); return true; } diff --git a/drivers/hwtracing/coresight/coresight-etm4x.h b/drivers/hwtracing/coresight/coresight-etm4x.h index 4b21bb79f168..0174fbf1a963 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x.h +++ b/drivers/hwtracing/coresight/coresight-etm4x.h @@ -753,14 +753,12 @@ * TRCDEVARCH - CoreSight architected register * - Bits[15:12] - Major version * - Bits[19:16] - Minor version - * TRCIDR1 - ETM architected register - * - Bits[11:8] - Major version - * - Bits[7:4] - Minor version - * We must rely on TRCDEVARCH for the version information, - * however we don't want to break the support for potential - * old implementations which might not implement it. Thus - * we fall back to TRCIDR1 if TRCDEVARCH is not implemented - * for memory mapped components. + * + * We must rely only on TRCDEVARCH for the version information. Even though, + * TRCIDR1 also provides the architecture version, it is a "Trace" register + * and as such must be accessed only with Trace power domain ON. This may + * not be available at probe time. + * * Now to make certain decisions easier based on the version * we use an internal representation of the version in the * driver, as follows : @@ -786,12 +784,6 @@ static inline u8 etm_devarch_to_arch(u32 devarch) ETM_DEVARCH_REVISION(devarch)); }

-static inline u8 etm_trcidr_to_arch(u32 trcidr1) -{ - return ETM_ARCH_VERSION(ETM_TRCIDR1_ARCH_MAJOR(trcidr1), - ETM_TRCIDR1_ARCH_MINOR(trcidr1)); -} - enum etm_impdef_type { ETM4_IMPDEF_HISI_CORE_COMMIT, ETM4_IMPDEF_FEATURE_MAX, diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c index fee8d129a5f0..86effe8501b4 100644 --- a/drivers/iio/adc/ad7791.c +++ b/drivers/iio/adc/ad7791.c @@ -253,7 +253,7 @@ static const struct ad_sigma_delta_info ad7791_sigma_delta_info = { .has_registers = true, .addr_shift = 4, .read_mask = BIT(3), - .irq_flags = IRQF_TRIGGER_LOW, + .irq_flags = IRQF_TRIGGER_FALLING, };

static int ad7791_read_raw(struct iio_dev *indio_dev, diff --git a/drivers/iio/adc/ltc2497.c b/drivers/iio/adc/ltc2497.c index 556f10dfb502..e1e14f5d237d 100644 --- a/drivers/iio/adc/ltc2497.c +++ b/drivers/iio/adc/ltc2497.c @@ -28,7 +28,6 @@ struct ltc2497_driverdata { struct ltc2497core_driverdata common_ddata; struct i2c_client *client; u32 recv_size; - u32 sub_lsb; /* * DMA (thus cache coherency maintenance) may require the * transfer buffers to live in their own cache lines. @@ -65,10 +64,10 @@ static int ltc2497_result_and_measure(struct ltc2497core_driverdata *ddata, * equivalent to a sign extension. */ if (st->recv_size == 3) { - *val = (get_unaligned_be24(st->data.d8) >> st->sub_lsb) + *val = (get_unaligned_be24(st->data.d8) >> 6) - BIT(ddata->chip_info->resolution + 1); } else { - *val = (be32_to_cpu(st->data.d32) >> st->sub_lsb) + *val = (be32_to_cpu(st->data.d32) >> 6) - BIT(ddata->chip_info->resolution + 1); }

@@ -122,7 +121,6 @@ static int ltc2497_probe(struct i2c_client *client, st->common_ddata.chip_info = chip_info;

resolution = chip_info->resolution; - st->sub_lsb = 31 - (resolution + 1); st->recv_size = BITS_TO_BYTES(resolution) + 1;

return ltc2497core_probe(dev, indio_dev); diff --git a/drivers/iio/adc/qcom-spmi-adc5.c b/drivers/iio/adc/qcom-spmi-adc5.c index 821fee60a765..d1b86570768a 100644 --- a/drivers/iio/adc/qcom-spmi-adc5.c +++ b/drivers/iio/adc/qcom-spmi-adc5.c @@ -626,12 +626,20 @@ static int adc5_get_fw_channel_data(struct adc5_chip *adc, struct fwnode_handle *fwnode, const struct adc5_data *data) { - const char *name = fwnode_get_name(fwnode), *channel_name; + const char *channel_name; + char *name; u32 chan, value, varr[2]; u32 sid = 0; int ret; struct device *dev = adc->dev;

+ name = devm_kasprintf(dev, GFP_KERNEL, "%pfwP", fwnode); + if (!name) + return -ENOMEM; + + /* Cut the address part */ + name[strchrnul(name, '@') - name] = '\0'; + ret = fwnode_property_read_u32(fwnode, "reg", &chan); if (ret) { dev_err(dev, "invalid channel number %s\n", name); diff --git a/drivers/iio/adc/ti-ads7950.c b/drivers/iio/adc/ti-ads7950.c index 2cc9a9bd9db6..263fc3a1b87e 100644 --- a/drivers/iio/adc/ti-ads7950.c +++ b/drivers/iio/adc/ti-ads7950.c @@ -634,6 +634,7 @@ static int ti_ads7950_probe(struct spi_device *spi) st->chip.label = dev_name(&st->spi->dev); st->chip.parent = &st->spi->dev; st->chip.owner = THIS_MODULE; + st->chip.can_sleep = true; st->chip.base = -1; st->chip.ngpio = TI_ADS7950_NUM_GPIOS; st->chip.get_direction = ti_ads7950_get_direction; diff --git a/drivers/iio/dac/cio-dac.c b/drivers/iio/dac/cio-dac.c index 791dd999cf29..18a64f72fc18 100644 --- a/drivers/iio/dac/cio-dac.c +++ b/drivers/iio/dac/cio-dac.c @@ -66,8 +66,8 @@ static int cio_dac_write_raw(struct iio_dev *indio_dev, if (mask != IIO_CHAN_INFO_RAW) return -EINVAL;

- /* DAC can only accept up to a 16-bit value */ - if ((unsigned int)val > 65535) + /* DAC can only accept up to a 12-bit value */ + if ((unsigned int)val > 4095) return -EINVAL;

priv->chan_out_states[chan->channel] = val; diff --git a/drivers/iio/imu/Kconfig b/drivers/iio/imu/Kconfig index f1d7d4b5e222..c2f97629e9cd 100644 --- a/drivers/iio/imu/Kconfig +++ b/drivers/iio/imu/Kconfig @@ -47,6 +47,7 @@ config ADIS16480 depends on SPI select IIO_ADIS_LIB select IIO_ADIS_LIB_BUFFER if IIO_BUFFER + select CRC32 help Say yes here to build support for Analog Devices ADIS16375, ADIS16480, ADIS16485, ADIS16488 inertial sensors. diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 228598b82a2f..7e7ee307a3f7 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -203,24 +203,27 @@ static ssize_t iio_buffer_write(struct file *filp, const char __user *buf, break; }

+ if (filp->f_flags & O_NONBLOCK) { + if (!written) + ret = -EAGAIN; + break; + } + wait_woken(&wait, TASK_INTERRUPTIBLE, MAX_SCHEDULE_TIMEOUT); continue; }

ret = rb->access->write(rb, n - written, buf + written); - if (ret == 0 && (filp->f_flags & O_NONBLOCK)) - ret = -EAGAIN; + if (ret < 0) + break;

- if (ret > 0) { - written += ret; - if (written != n && !(filp->f_flags & O_NONBLOCK)) - continue; - } - } while (ret == 0); + written += ret; + + } while (written != n); remove_wait_queue(&rb->pollq, &wait);

- return ret < 0 ? ret : n; + return ret < 0 ? ret : written; }

/** diff --git a/drivers/iio/light/cm32181.c b/drivers/iio/light/cm32181.c index b1674a5bfa36..d4a34a3bf00d 100644 --- a/drivers/iio/light/cm32181.c +++ b/drivers/iio/light/cm32181.c @@ -429,6 +429,14 @@ static const struct iio_info cm32181_info = { .attrs = &cm32181_attribute_group, };

+static void cm32181_unregister_dummy_client(void *data) +{ + struct i2c_client *client = data; + + /* Unregister the dummy client */ + i2c_unregister_device(client); +} + static int cm32181_probe(struct i2c_client *client) { struct device *dev = &client->dev; @@ -460,6 +468,10 @@ static int cm32181_probe(struct i2c_client *client) client = i2c_acpi_new_device(dev, 1, &board_info); if (IS_ERR(client)) return PTR_ERR(client); + + ret = devm_add_action_or_reset(dev, cm32181_unregister_dummy_client, client); + if (ret) + return ret; }

cm32181 = iio_priv(indio_dev); diff --git a/drivers/leds/rgb/leds-qcom-lpg.c b/drivers/leds/rgb/leds-qcom-lpg.c index c1a56259226f..f1c2419334e6 100644 --- a/drivers/leds/rgb/leds-qcom-lpg.c +++ b/drivers/leds/rgb/leds-qcom-lpg.c @@ -972,8 +972,8 @@ static int lpg_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; }

-static void lpg_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int lpg_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct lpg *lpg = container_of(chip, struct lpg, pwm); struct lpg_channel *chan = &lpg->channels[pwm->hwpwm]; @@ -986,20 +986,20 @@ static void lpg_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,

ret = regmap_read(lpg->map, chan->base + LPG_SIZE_CLK_REG, &val); if (ret) - return; + return 0;

refclk = lpg_clk_rates[val & PWM_CLK_SELECT_MASK]; if (refclk) { ret = regmap_read(lpg->map, chan->base + LPG_PREDIV_CLK_REG, &val); if (ret) - return; + return 0;

pre_div = lpg_pre_divs[FIELD_GET(PWM_FREQ_PRE_DIV_MASK, val)]; m = FIELD_GET(PWM_FREQ_EXP_MASK, val);

ret = regmap_bulk_read(lpg->map, chan->base + PWM_VALUE_REG, &pwm_value, sizeof(pwm_value)); if (ret) - return; + return 0;

state->period = DIV_ROUND_UP_ULL((u64)NSEC_PER_SEC * LPG_RESOLUTION * pre_div * (1 << m), refclk); state->duty_cycle = DIV_ROUND_UP_ULL((u64)NSEC_PER_SEC * pwm_value * pre_div * (1 << m), refclk); @@ -1010,13 +1010,15 @@ static void lpg_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,

ret = regmap_read(lpg->map, chan->base + PWM_ENABLE_CONTROL_REG, &val); if (ret) - return; + return 0;

state->enabled = FIELD_GET(LPG_ENABLE_CONTROL_OUTPUT, val); state->polarity = PWM_POLARITY_NORMAL;

if (state->duty_cycle > state->period) state->duty_cycle = state->period; + + return 0; }

static const struct pwm_ops lpg_pwm_ops = { diff --git a/drivers/md/dm-bio-prison-v1.c b/drivers/md/dm-bio-prison-v1.c index 1f8f98efd97a..138067abe14b 100644 --- a/drivers/md/dm-bio-prison-v1.c +++ b/drivers/md/dm-bio-prison-v1.c @@ -285,14 +285,14 @@ EXPORT_SYMBOL_GPL(dm_cell_promote_or_release);

struct dm_deferred_entry { struct dm_deferred_set *ds; - unsigned count; + unsigned int count; struct list_head work_items; };

struct dm_deferred_set { spinlock_t lock; - unsigned current_entry; - unsigned sweeper; + unsigned int current_entry; + unsigned int sweeper; struct dm_deferred_entry entries[DEFERRED_SET_SIZE]; };

@@ -338,7 +338,7 @@ struct dm_deferred_entry *dm_deferred_entry_inc(struct dm_deferred_set *ds) } EXPORT_SYMBOL_GPL(dm_deferred_entry_inc);

-static unsigned ds_next(unsigned index) +static unsigned int ds_next(unsigned int index) { return (index + 1) % DEFERRED_SET_SIZE; } @@ -373,7 +373,7 @@ EXPORT_SYMBOL_GPL(dm_deferred_entry_dec); int dm_deferred_set_add_work(struct dm_deferred_set *ds, struct list_head *work) { int r = 1; - unsigned next_entry; + unsigned int next_entry;

spin_lock_irq(&ds->lock); if ((ds->sweeper == ds->current_entry) && diff --git a/drivers/md/dm-bio-prison-v2.c b/drivers/md/dm-bio-prison-v2.c index 9dec3b61cf70..0cc0d13c40e5 100644 --- a/drivers/md/dm-bio-prison-v2.c +++ b/drivers/md/dm-bio-prison-v2.c @@ -148,7 +148,7 @@ static bool __find_or_insert(struct dm_bio_prison_v2 *prison,

static bool __get(struct dm_bio_prison_v2 *prison, struct dm_cell_key_v2 *key, - unsigned lock_level, + unsigned int lock_level, struct bio *inmate, struct dm_bio_prison_cell_v2 *cell_prealloc, struct dm_bio_prison_cell_v2 **cell) @@ -171,7 +171,7 @@ static bool __get(struct dm_bio_prison_v2 *prison,

bool dm_cell_get_v2(struct dm_bio_prison_v2 *prison, struct dm_cell_key_v2 *key, - unsigned lock_level, + unsigned int lock_level, struct bio *inmate, struct dm_bio_prison_cell_v2 *cell_prealloc, struct dm_bio_prison_cell_v2 **cell_result) @@ -224,7 +224,7 @@ EXPORT_SYMBOL_GPL(dm_cell_put_v2);

static int __lock(struct dm_bio_prison_v2 *prison, struct dm_cell_key_v2 *key, - unsigned lock_level, + unsigned int lock_level, struct dm_bio_prison_cell_v2 *cell_prealloc, struct dm_bio_prison_cell_v2 **cell_result) { @@ -255,7 +255,7 @@ static int __lock(struct dm_bio_prison_v2 *prison,

int dm_cell_lock_v2(struct dm_bio_prison_v2 *prison, struct dm_cell_key_v2 *key, - unsigned lock_level, + unsigned int lock_level, struct dm_bio_prison_cell_v2 *cell_prealloc, struct dm_bio_prison_cell_v2 **cell_result) { @@ -291,7 +291,7 @@ EXPORT_SYMBOL_GPL(dm_cell_quiesce_v2);

static int __promote(struct dm_bio_prison_v2 *prison, struct dm_bio_prison_cell_v2 *cell, - unsigned new_lock_level) + unsigned int new_lock_level) { if (!cell->exclusive_lock) return -EINVAL; @@ -302,7 +302,7 @@ static int __promote(struct dm_bio_prison_v2 *prison,

int dm_cell_lock_promote_v2(struct dm_bio_prison_v2 *prison, struct dm_bio_prison_cell_v2 *cell, - unsigned new_lock_level) + unsigned int new_lock_level) { int r;

diff --git a/drivers/md/dm-bio-prison-v2.h b/drivers/md/dm-bio-prison-v2.h index 6e04234268db..5a7d996bbbd8 100644 --- a/drivers/md/dm-bio-prison-v2.h +++ b/drivers/md/dm-bio-prison-v2.h @@ -44,8 +44,8 @@ struct dm_cell_key_v2 { struct dm_bio_prison_cell_v2 { // FIXME: pack these bool exclusive_lock; - unsigned exclusive_level; - unsigned shared_count; + unsigned int exclusive_level; + unsigned int shared_count; struct work_struct *quiesce_continuation;

struct rb_node node; @@ -86,7 +86,7 @@ void dm_bio_prison_free_cell_v2(struct dm_bio_prison_v2 *prison, */ bool dm_cell_get_v2(struct dm_bio_prison_v2 *prison, struct dm_cell_key_v2 *key, - unsigned lock_level, + unsigned int lock_level, struct bio *inmate, struct dm_bio_prison_cell_v2 *cell_prealloc, struct dm_bio_prison_cell_v2 **cell_result); @@ -114,7 +114,7 @@ bool dm_cell_put_v2(struct dm_bio_prison_v2 *prison, */ int dm_cell_lock_v2(struct dm_bio_prison_v2 *prison, struct dm_cell_key_v2 *key, - unsigned lock_level, + unsigned int lock_level, struct dm_bio_prison_cell_v2 *cell_prealloc, struct dm_bio_prison_cell_v2 **cell_result);

@@ -132,7 +132,7 @@ void dm_cell_quiesce_v2(struct dm_bio_prison_v2 *prison, */ int dm_cell_lock_promote_v2(struct dm_bio_prison_v2 *prison, struct dm_bio_prison_cell_v2 *cell, - unsigned new_lock_level); + unsigned int new_lock_level);

/* * Adds any held bios to the bio list. diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 19caaf684ee3..382c5cc47195 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -89,7 +89,7 @@ struct dm_bufio_client { unsigned long n_buffers[LIST_SIZE];

struct block_device *bdev; - unsigned block_size; + unsigned int block_size; s8 sectors_per_block_bits; void (*alloc_callback)(struct dm_buffer *); void (*write_callback)(struct dm_buffer *); @@ -98,9 +98,9 @@ struct dm_bufio_client { struct dm_io_client *dm_io;

struct list_head reserved_buffers; - unsigned need_reserved_buffers; + unsigned int need_reserved_buffers;

- unsigned minimum_buffers; + unsigned int minimum_buffers;

struct rb_root buffer_tree; wait_queue_head_t free_buffer_wait; @@ -145,14 +145,14 @@ struct dm_buffer { unsigned char list_mode; /* LIST_* */ blk_status_t read_error; blk_status_t write_error; - unsigned accessed; - unsigned hold_count; + unsigned int accessed; + unsigned int hold_count; unsigned long state; unsigned long last_accessed; - unsigned dirty_start; - unsigned dirty_end; - unsigned write_start; - unsigned write_end; + unsigned int dirty_start; + unsigned int dirty_end; + unsigned int write_start; + unsigned int write_end; struct dm_bufio_client *c; struct list_head write_list; void (*end_io)(struct dm_buffer *, blk_status_t); @@ -220,7 +220,7 @@ static unsigned long global_num = 0; /* * Buffers are freed after this timeout */ -static unsigned dm_bufio_max_age = DM_BUFIO_DEFAULT_AGE_SECS; +static unsigned int dm_bufio_max_age = DM_BUFIO_DEFAULT_AGE_SECS; static unsigned long dm_bufio_retain_bytes = DM_BUFIO_DEFAULT_RETAIN_BYTES;

static unsigned long dm_bufio_peak_allocated; @@ -438,7 +438,7 @@ static void *alloc_buffer_data(struct dm_bufio_client *c, gfp_t gfp_mask, * as if GFP_NOIO was specified. */ if (gfp_mask & __GFP_NORETRY) { - unsigned noio_flag = memalloc_noio_save(); + unsigned int noio_flag = memalloc_noio_save(); void *ptr = __vmalloc(c->block_size, gfp_mask);

memalloc_noio_restore(noio_flag); @@ -591,7 +591,7 @@ static void dmio_complete(unsigned long error, void *context) }

static void use_dmio(struct dm_buffer *b, enum req_op op, sector_t sector, - unsigned n_sectors, unsigned offset) + unsigned int n_sectors, unsigned int offset) { int r; struct dm_io_request io_req = { @@ -629,11 +629,11 @@ static void bio_complete(struct bio *bio) }

static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector, - unsigned n_sectors, unsigned offset) + unsigned int n_sectors, unsigned int offset) { struct bio *bio; char *ptr; - unsigned vec_size, len; + unsigned int vec_size, len;

vec_size = b->c->block_size >> PAGE_SHIFT; if (unlikely(b->c->sectors_per_block_bits < PAGE_SHIFT - SECTOR_SHIFT)) @@ -654,7 +654,7 @@ static void use_bio(struct dm_buffer *b, enum req_op op, sector_t sector, len = n_sectors << SECTOR_SHIFT;

do { - unsigned this_step = min((unsigned)(PAGE_SIZE - offset_in_page(ptr)), len); + unsigned int this_step = min((unsigned int)(PAGE_SIZE - offset_in_page(ptr)), len); if (!bio_add_page(bio, virt_to_page(ptr), this_step, offset_in_page(ptr))) { bio_put(bio); @@ -684,9 +684,9 @@ static inline sector_t block_to_sector(struct dm_bufio_client *c, sector_t block static void submit_io(struct dm_buffer *b, enum req_op op, void (*end_io)(struct dm_buffer *, blk_status_t)) { - unsigned n_sectors; + unsigned int n_sectors; sector_t sector; - unsigned offset, end; + unsigned int offset, end;

b->end_io = end_io;

@@ -1156,7 +1156,7 @@ void *dm_bufio_new(struct dm_bufio_client *c, sector_t block, EXPORT_SYMBOL_GPL(dm_bufio_new);

void dm_bufio_prefetch(struct dm_bufio_client *c, - sector_t block, unsigned n_blocks) + sector_t block, unsigned int n_blocks) { struct blk_plug plug;

@@ -1232,7 +1232,7 @@ void dm_bufio_release(struct dm_buffer *b) EXPORT_SYMBOL_GPL(dm_bufio_release);

void dm_bufio_mark_partial_buffer_dirty(struct dm_buffer *b, - unsigned start, unsigned end) + unsigned int start, unsigned int end) { struct dm_bufio_client *c = b->c;

@@ -1529,13 +1529,13 @@ void dm_bufio_forget_buffers(struct dm_bufio_client *c, sector_t block, sector_t } EXPORT_SYMBOL_GPL(dm_bufio_forget_buffers);

-void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned n) +void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned int n) { c->minimum_buffers = n; } EXPORT_SYMBOL_GPL(dm_bufio_set_minimum_buffers);

-unsigned dm_bufio_get_block_size(struct dm_bufio_client *c) +unsigned int dm_bufio_get_block_size(struct dm_bufio_client *c) { return c->block_size; } @@ -1734,15 +1734,15 @@ static unsigned long dm_bufio_shrink_count(struct shrinker *shrink, struct shrin /* * Create the buffering interface */ -struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsigned block_size, - unsigned reserved_buffers, unsigned aux_size, +struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsigned int block_size, + unsigned int reserved_buffers, unsigned int aux_size, void (*alloc_callback)(struct dm_buffer *), void (*write_callback)(struct dm_buffer *), unsigned int flags) { int r; struct dm_bufio_client *c; - unsigned i; + unsigned int i; char slab_name[27];

if (!block_size || block_size & ((1 << SECTOR_SHIFT) - 1)) { @@ -1796,7 +1796,7 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign

if (block_size <= KMALLOC_MAX_SIZE && (block_size < PAGE_SIZE || !is_power_of_2(block_size))) { - unsigned align = min(1U << __ffs(block_size), (unsigned)PAGE_SIZE); + unsigned int align = min(1U << __ffs(block_size), (unsigned int)PAGE_SIZE); snprintf(slab_name, sizeof slab_name, "dm_bufio_cache-%u", block_size); c->slab_cache = kmem_cache_create(slab_name, block_size, align, SLAB_RECLAIM_ACCOUNT, NULL); @@ -1872,7 +1872,7 @@ EXPORT_SYMBOL_GPL(dm_bufio_client_create); */ void dm_bufio_client_destroy(struct dm_bufio_client *c) { - unsigned i; + unsigned int i;

drop_buffers(c);

@@ -1920,9 +1920,9 @@ void dm_bufio_set_sector_offset(struct dm_bufio_client *c, sector_t start) } EXPORT_SYMBOL_GPL(dm_bufio_set_sector_offset);

-static unsigned get_max_age_hz(void) +static unsigned int get_max_age_hz(void) { - unsigned max_age = READ_ONCE(dm_bufio_max_age); + unsigned int max_age = READ_ONCE(dm_bufio_max_age);

if (max_age > UINT_MAX / HZ) max_age = UINT_MAX / HZ; @@ -1973,7 +1973,7 @@ static void do_global_cleanup(struct work_struct *w) struct dm_bufio_client *locked_client = NULL; struct dm_bufio_client *current_client; struct dm_buffer *b; - unsigned spinlock_hold_count; + unsigned int spinlock_hold_count; unsigned long threshold = dm_bufio_cache_size - dm_bufio_cache_size / DM_BUFIO_LOW_WATERMARK_RATIO; unsigned long loops = global_num * 2; diff --git a/drivers/md/dm-cache-background-tracker.c b/drivers/md/dm-cache-background-tracker.c index 7887f99b82bd..c606e6bfc3f8 100644 --- a/drivers/md/dm-cache-background-tracker.c +++ b/drivers/md/dm-cache-background-tracker.c @@ -17,7 +17,7 @@ struct bt_work { };

struct background_tracker { - unsigned max_work; + unsigned int max_work; atomic_t pending_promotes; atomic_t pending_writebacks; atomic_t pending_demotes; @@ -29,7 +29,7 @@ struct background_tracker { struct kmem_cache *work_cache; };

-struct background_tracker *btracker_create(unsigned max_work) +struct background_tracker *btracker_create(unsigned int max_work) { struct background_tracker *b = kmalloc(sizeof(*b), GFP_KERNEL);

@@ -155,13 +155,13 @@ static void update_stats(struct background_tracker *b, struct policy_work *w, in } }

-unsigned btracker_nr_writebacks_queued(struct background_tracker *b) +unsigned int btracker_nr_writebacks_queued(struct background_tracker *b) { return atomic_read(&b->pending_writebacks); } EXPORT_SYMBOL_GPL(btracker_nr_writebacks_queued);

-unsigned btracker_nr_demotions_queued(struct background_tracker *b) +unsigned int btracker_nr_demotions_queued(struct background_tracker *b) { return atomic_read(&b->pending_demotes); } diff --git a/drivers/md/dm-cache-background-tracker.h b/drivers/md/dm-cache-background-tracker.h index 27ab90dbc275..14d3d53dc77a 100644 --- a/drivers/md/dm-cache-background-tracker.h +++ b/drivers/md/dm-cache-background-tracker.h @@ -12,19 +12,44 @@

/*----------------------------------------------------------------*/

+/* + * The cache policy decides what background work should be performed, + * such as promotions, demotions and writebacks. The core cache target + * is in charge of performing the work, and does so when it sees fit. + * + * The background_tracker acts as a go between. Keeping track of future + * work that the policy has decided upon, and handing (issuing) it to + * the core target when requested. + * + * There is no locking in this, so calls will probably need to be + * protected with a spinlock. + */ + struct background_work; struct background_tracker;

/* - * FIXME: discuss lack of locking in all methods. + * Create a new tracker, it will not be able to queue more than + * 'max_work' entries. + */ +struct background_tracker *btracker_create(unsigned int max_work); + +/* + * Destroy the tracker. No issued, but not complete, work should + * exist when this is called. It is fine to have queued but unissued + * work. */ -struct background_tracker *btracker_create(unsigned max_work); void btracker_destroy(struct background_tracker *b);

-unsigned btracker_nr_writebacks_queued(struct background_tracker *b); -unsigned btracker_nr_demotions_queued(struct background_tracker *b); +unsigned int btracker_nr_writebacks_queued(struct background_tracker *b); +unsigned int btracker_nr_demotions_queued(struct background_tracker *b);

/* + * Queue some work within the tracker. 'work' should point to the work + * to queue, this will be copied (ownership doesn't pass). If pwork + * is not NULL then it will be set to point to the tracker's internal + * copy of the work. + * * returns -EINVAL iff the work is already queued. -ENOMEM if the work * couldn't be queued for another reason. */ @@ -33,11 +58,20 @@ int btracker_queue(struct background_tracker *b, struct policy_work **pwork);

/* + * Hands out the next piece of work to be performed. * Returns -ENODATA if there's no work. */ int btracker_issue(struct background_tracker *b, struct policy_work **work); -void btracker_complete(struct background_tracker *b, - struct policy_work *op); + +/* + * Informs the tracker that the work has been completed and it may forget + * about it. + */ +void btracker_complete(struct background_tracker *b, struct policy_work *op); + +/* + * Predicate to see if an origin block is already scheduled for promotion. + */ bool btracker_promotion_already_present(struct background_tracker *b, dm_oblock_t oblock);

diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c index 83a5975bcc72..f5b4c996dc05 100644 --- a/drivers/md/dm-cache-metadata.c +++ b/drivers/md/dm-cache-metadata.c @@ -104,7 +104,7 @@ struct dm_cache_metadata { refcount_t ref_count; struct list_head list;

- unsigned version; + unsigned int version; struct block_device *bdev; struct dm_block_manager *bm; struct dm_space_map *metadata_sm; @@ -129,7 +129,7 @@ struct dm_cache_metadata { bool clean_when_opened:1;

char policy_name[CACHE_POLICY_NAME_SIZE]; - unsigned policy_version[CACHE_POLICY_VERSION_SIZE]; + unsigned int policy_version[CACHE_POLICY_VERSION_SIZE]; size_t policy_hint_size; struct dm_cache_statistics stats;

@@ -260,10 +260,10 @@ static int superblock_lock(struct dm_cache_metadata *cmd, static int __superblock_all_zeroes(struct dm_block_manager *bm, bool *result) { int r; - unsigned i; + unsigned int i; struct dm_block *b; __le64 *data_le, zero = cpu_to_le64(0); - unsigned sb_block_size = dm_bm_block_size(bm) / sizeof(__le64); + unsigned int sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);

/* * We can't use a validator here - it may be all zeroes. @@ -727,7 +727,7 @@ static int __commit_transaction(struct dm_cache_metadata *cmd, */ #define FLAGS_MASK ((1 << 16) - 1)

-static __le64 pack_value(dm_oblock_t block, unsigned flags) +static __le64 pack_value(dm_oblock_t block, unsigned int flags) { uint64_t value = from_oblock(block); value <<= 16; @@ -735,7 +735,7 @@ static __le64 pack_value(dm_oblock_t block, unsigned flags) return cpu_to_le64(value); }

-static void unpack_value(__le64 value_le, dm_oblock_t *block, unsigned *flags) +static void unpack_value(__le64 value_le, dm_oblock_t *block, unsigned int *flags) { uint64_t value = le64_to_cpu(value_le); uint64_t b = value >> 16; @@ -749,7 +749,7 @@ static struct dm_cache_metadata *metadata_open(struct block_device *bdev, sector_t data_block_size, bool may_format_device, size_t policy_hint_size, - unsigned metadata_version) + unsigned int metadata_version) { int r; struct dm_cache_metadata *cmd; @@ -810,7 +810,7 @@ static struct dm_cache_metadata *lookup_or_open(struct block_device *bdev, sector_t data_block_size, bool may_format_device, size_t policy_hint_size, - unsigned metadata_version) + unsigned int metadata_version) { struct dm_cache_metadata *cmd, *cmd2;

@@ -855,7 +855,7 @@ struct dm_cache_metadata *dm_cache_metadata_open(struct block_device *bdev, sector_t data_block_size, bool may_format_device, size_t policy_hint_size, - unsigned metadata_version) + unsigned int metadata_version) { struct dm_cache_metadata *cmd = lookup_or_open(bdev, data_block_size, may_format_device, policy_hint_size, metadata_version); @@ -890,7 +890,7 @@ static int block_clean_combined_dirty(struct dm_cache_metadata *cmd, dm_cblock_t int r; __le64 value; dm_oblock_t ob; - unsigned flags; + unsigned int flags;

r = dm_array_get_value(&cmd->info, cmd->root, from_cblock(b), &value); if (r) @@ -1288,7 +1288,7 @@ static bool policy_unchanged(struct dm_cache_metadata *cmd, struct dm_cache_policy *policy) { const char *policy_name = dm_cache_policy_get_name(policy); - const unsigned *policy_version = dm_cache_policy_get_version(policy); + const unsigned int *policy_version = dm_cache_policy_get_version(policy); size_t policy_hint_size = dm_cache_policy_get_hint_size(policy);

/* @@ -1339,7 +1339,7 @@ static int __load_mapping_v1(struct dm_cache_metadata *cmd, __le32 *hint_value_le;

dm_oblock_t oblock; - unsigned flags; + unsigned int flags; bool dirty = true;

dm_array_cursor_get_value(mapping_cursor, (void **) &mapping_value_le); @@ -1381,7 +1381,7 @@ static int __load_mapping_v2(struct dm_cache_metadata *cmd, __le32 *hint_value_le;

dm_oblock_t oblock; - unsigned flags; + unsigned int flags; bool dirty = true;

dm_array_cursor_get_value(mapping_cursor, (void **) &mapping_value_le); @@ -1513,7 +1513,7 @@ static int __dump_mapping(void *context, uint64_t cblock, void *leaf) { __le64 value; dm_oblock_t oblock; - unsigned flags; + unsigned int flags;

memcpy(&value, leaf, sizeof(value)); unpack_value(value, &oblock, &flags); @@ -1547,7 +1547,7 @@ int dm_cache_changed_this_transaction(struct dm_cache_metadata *cmd) static int __dirty(struct dm_cache_metadata *cmd, dm_cblock_t cblock, bool dirty) { int r; - unsigned flags; + unsigned int flags; dm_oblock_t oblock; __le64 value;

@@ -1574,10 +1574,10 @@ static int __dirty(struct dm_cache_metadata *cmd, dm_cblock_t cblock, bool dirty

}

-static int __set_dirty_bits_v1(struct dm_cache_metadata *cmd, unsigned nr_bits, unsigned long *bits) +static int __set_dirty_bits_v1(struct dm_cache_metadata *cmd, unsigned int nr_bits, unsigned long *bits) { int r; - unsigned i; + unsigned int i; for (i = 0; i < nr_bits; i++) { r = __dirty(cmd, to_cblock(i), test_bit(i, bits)); if (r) @@ -1594,7 +1594,7 @@ static int is_dirty_callback(uint32_t index, bool *value, void *context) return 0; }

-static int __set_dirty_bits_v2(struct dm_cache_metadata *cmd, unsigned nr_bits, unsigned long *bits) +static int __set_dirty_bits_v2(struct dm_cache_metadata *cmd, unsigned int nr_bits, unsigned long *bits) { int r = 0;

@@ -1613,7 +1613,7 @@ static int __set_dirty_bits_v2(struct dm_cache_metadata *cmd, unsigned nr_bits, }

int dm_cache_set_dirty_bits(struct dm_cache_metadata *cmd, - unsigned nr_bits, + unsigned int nr_bits, unsigned long *bits) { int r; @@ -1712,7 +1712,7 @@ static int write_hints(struct dm_cache_metadata *cmd, struct dm_cache_policy *po int r; size_t hint_size; const char *policy_name = dm_cache_policy_get_name(policy); - const unsigned *policy_version = dm_cache_policy_get_version(policy); + const unsigned int *policy_version = dm_cache_policy_get_version(policy);

if (!policy_name[0] || (strlen(policy_name) > sizeof(cmd->policy_name) - 1)) diff --git a/drivers/md/dm-cache-metadata.h b/drivers/md/dm-cache-metadata.h index 0905f2c1615e..b40322bc44cf 100644 --- a/drivers/md/dm-cache-metadata.h +++ b/drivers/md/dm-cache-metadata.h @@ -60,7 +60,7 @@ struct dm_cache_metadata *dm_cache_metadata_open(struct block_device *bdev, sector_t data_block_size, bool may_format_device, size_t policy_hint_size, - unsigned metadata_version); + unsigned int metadata_version);

void dm_cache_metadata_close(struct dm_cache_metadata *cmd);

@@ -96,7 +96,7 @@ int dm_cache_load_mappings(struct dm_cache_metadata *cmd, void *context);

int dm_cache_set_dirty_bits(struct dm_cache_metadata *cmd, - unsigned nr_bits, unsigned long *bits); + unsigned int nr_bits, unsigned long *bits);

struct dm_cache_statistics { uint32_t read_hits; diff --git a/drivers/md/dm-cache-policy-internal.h b/drivers/md/dm-cache-policy-internal.h index 56f0a23f698c..8e49baa78dc1 100644 --- a/drivers/md/dm-cache-policy-internal.h +++ b/drivers/md/dm-cache-policy-internal.h @@ -85,7 +85,7 @@ static inline void policy_tick(struct dm_cache_policy *p, bool can_block) }

static inline int policy_emit_config_values(struct dm_cache_policy *p, char *result, - unsigned maxlen, ssize_t *sz_ptr) + unsigned int maxlen, ssize_t *sz_ptr) { ssize_t sz = *sz_ptr; if (p->emit_config_values) @@ -112,18 +112,18 @@ static inline void policy_allow_migrations(struct dm_cache_policy *p, bool allow /* * Some utility functions commonly used by policies and the core target. */ -static inline size_t bitset_size_in_bytes(unsigned nr_entries) +static inline size_t bitset_size_in_bytes(unsigned int nr_entries) { return sizeof(unsigned long) * dm_div_up(nr_entries, BITS_PER_LONG); }

-static inline unsigned long *alloc_bitset(unsigned nr_entries) +static inline unsigned long *alloc_bitset(unsigned int nr_entries) { size_t s = bitset_size_in_bytes(nr_entries); return vzalloc(s); }

-static inline void clear_bitset(void *bitset, unsigned nr_entries) +static inline void clear_bitset(void *bitset, unsigned int nr_entries) { size_t s = bitset_size_in_bytes(nr_entries); memset(bitset, 0, s); @@ -154,7 +154,7 @@ void dm_cache_policy_destroy(struct dm_cache_policy *p); */ const char *dm_cache_policy_get_name(struct dm_cache_policy *p);

-const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p); +const unsigned int *dm_cache_policy_get_version(struct dm_cache_policy *p);

size_t dm_cache_policy_get_hint_size(struct dm_cache_policy *p);

diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c index a3d281fc14c3..54343812223e 100644 --- a/drivers/md/dm-cache-policy-smq.c +++ b/drivers/md/dm-cache-policy-smq.c @@ -23,12 +23,12 @@ /* * Safe division functions that return zero on divide by zero. */ -static unsigned safe_div(unsigned n, unsigned d) +static unsigned int safe_div(unsigned int n, unsigned int d) { return d ? n / d : 0u; }

-static unsigned safe_mod(unsigned n, unsigned d) +static unsigned int safe_mod(unsigned int n, unsigned int d) { return d ? n % d : 0u; } @@ -36,10 +36,10 @@ static unsigned safe_mod(unsigned n, unsigned d) /*----------------------------------------------------------------*/

struct entry { - unsigned hash_next:28; - unsigned prev:28; - unsigned next:28; - unsigned level:6; + unsigned int hash_next:28; + unsigned int prev:28; + unsigned int next:28; + unsigned int level:6; bool dirty:1; bool allocated:1; bool sentinel:1; @@ -62,7 +62,7 @@ struct entry_space { struct entry *end; };

-static int space_init(struct entry_space *es, unsigned nr_entries) +static int space_init(struct entry_space *es, unsigned int nr_entries) { if (!nr_entries) { es->begin = es->end = NULL; @@ -82,7 +82,7 @@ static void space_exit(struct entry_space *es) vfree(es->begin); }

-static struct entry *__get_entry(struct entry_space *es, unsigned block) +static struct entry *__get_entry(struct entry_space *es, unsigned int block) { struct entry *e;

@@ -92,13 +92,13 @@ static struct entry *__get_entry(struct entry_space *es, unsigned block) return e; }

-static unsigned to_index(struct entry_space *es, struct entry *e) +static unsigned int to_index(struct entry_space *es, struct entry *e) { BUG_ON(e < es->begin || e >= es->end); return e - es->begin; }

-static struct entry *to_entry(struct entry_space *es, unsigned block) +static struct entry *to_entry(struct entry_space *es, unsigned int block) { if (block == INDEXER_NULL) return NULL; @@ -109,8 +109,8 @@ static struct entry *to_entry(struct entry_space *es, unsigned block) /*----------------------------------------------------------------*/

struct ilist { - unsigned nr_elts; /* excluding sentinel entries */ - unsigned head, tail; + unsigned int nr_elts; /* excluding sentinel entries */ + unsigned int head, tail; };

static void l_init(struct ilist *l) @@ -252,23 +252,23 @@ static struct entry *l_pop_tail(struct entry_space *es, struct ilist *l) struct queue { struct entry_space *es;

- unsigned nr_elts; - unsigned nr_levels; + unsigned int nr_elts; + unsigned int nr_levels; struct ilist qs[MAX_LEVELS];

/* * We maintain a count of the number of entries we would like in each * level. */ - unsigned last_target_nr_elts; - unsigned nr_top_levels; - unsigned nr_in_top_levels; - unsigned target_count[MAX_LEVELS]; + unsigned int last_target_nr_elts; + unsigned int nr_top_levels; + unsigned int nr_in_top_levels; + unsigned int target_count[MAX_LEVELS]; };

-static void q_init(struct queue *q, struct entry_space *es, unsigned nr_levels) +static void q_init(struct queue *q, struct entry_space *es, unsigned int nr_levels) { - unsigned i; + unsigned int i;

q->es = es; q->nr_elts = 0; @@ -284,7 +284,7 @@ static void q_init(struct queue *q, struct entry_space *es, unsigned nr_levels) q->nr_in_top_levels = 0u; }

-static unsigned q_size(struct queue *q) +static unsigned int q_size(struct queue *q) { return q->nr_elts; } @@ -332,9 +332,9 @@ static void q_del(struct queue *q, struct entry *e) /* * Return the oldest entry of the lowest populated level. */ -static struct entry *q_peek(struct queue *q, unsigned max_level, bool can_cross_sentinel) +static struct entry *q_peek(struct queue *q, unsigned int max_level, bool can_cross_sentinel) { - unsigned level; + unsigned int level; struct entry *e;

max_level = min(max_level, q->nr_levels); @@ -369,7 +369,7 @@ static struct entry *q_pop(struct queue *q) * used by redistribute, so we know this is true. It also doesn't adjust * the q->nr_elts count. */ -static struct entry *__redist_pop_from(struct queue *q, unsigned level) +static struct entry *__redist_pop_from(struct queue *q, unsigned int level) { struct entry *e;

@@ -383,9 +383,10 @@ static struct entry *__redist_pop_from(struct queue *q, unsigned level) return NULL; }

-static void q_set_targets_subrange_(struct queue *q, unsigned nr_elts, unsigned lbegin, unsigned lend) +static void q_set_targets_subrange_(struct queue *q, unsigned int nr_elts, + unsigned int lbegin, unsigned int lend) { - unsigned level, nr_levels, entries_per_level, remainder; + unsigned int level, nr_levels, entries_per_level, remainder;

BUG_ON(lbegin > lend); BUG_ON(lend > q->nr_levels); @@ -426,7 +427,7 @@ static void q_set_targets(struct queue *q)

static void q_redistribute(struct queue *q) { - unsigned target, level; + unsigned int target, level; struct ilist *l, *l_above; struct entry *e;

@@ -467,12 +468,12 @@ static void q_redistribute(struct queue *q) } }

-static void q_requeue(struct queue *q, struct entry *e, unsigned extra_levels, +static void q_requeue(struct queue *q, struct entry *e, unsigned int extra_levels, struct entry *s1, struct entry *s2) { struct entry *de; - unsigned sentinels_passed = 0; - unsigned new_level = min(q->nr_levels - 1u, e->level + extra_levels); + unsigned int sentinels_passed = 0; + unsigned int new_level = min(q->nr_levels - 1u, e->level + extra_levels);

/* try and find an entry to swap with */ if (extra_levels && (e->level < q->nr_levels - 1u)) { @@ -512,9 +513,9 @@ static void q_requeue(struct queue *q, struct entry *e, unsigned extra_levels, #define EIGHTH (1u << (FP_SHIFT - 3u))

struct stats { - unsigned hit_threshold; - unsigned hits; - unsigned misses; + unsigned int hit_threshold; + unsigned int hits; + unsigned int misses; };

enum performance { @@ -523,7 +524,7 @@ enum performance { Q_WELL };

-static void stats_init(struct stats *s, unsigned nr_levels) +static void stats_init(struct stats *s, unsigned int nr_levels) { s->hit_threshold = (nr_levels * 3u) / 4u; s->hits = 0u; @@ -535,7 +536,7 @@ static void stats_reset(struct stats *s) s->hits = s->misses = 0u; }

-static void stats_level_accessed(struct stats *s, unsigned level) +static void stats_level_accessed(struct stats *s, unsigned int level) { if (level >= s->hit_threshold) s->hits++; @@ -556,7 +557,7 @@ static void stats_miss(struct stats *s) */ static enum performance stats_assess(struct stats *s) { - unsigned confidence = safe_div(s->hits << FP_SHIFT, s->hits + s->misses); + unsigned int confidence = safe_div(s->hits << FP_SHIFT, s->hits + s->misses);

if (confidence < SIXTEENTH) return Q_POOR; @@ -573,16 +574,16 @@ static enum performance stats_assess(struct stats *s) struct smq_hash_table { struct entry_space *es; unsigned long long hash_bits; - unsigned *buckets; + unsigned int *buckets; };

/* * All cache entries are stored in a chained hash table. To save space we * use indexing again, and only store indexes to the next entry. */ -static int h_init(struct smq_hash_table *ht, struct entry_space *es, unsigned nr_entries) +static int h_init(struct smq_hash_table *ht, struct entry_space *es, unsigned int nr_entries) { - unsigned i, nr_buckets; + unsigned int i, nr_buckets;

ht->es = es; nr_buckets = roundup_pow_of_two(max(nr_entries / 4u, 16u)); @@ -603,7 +604,7 @@ static void h_exit(struct smq_hash_table *ht) vfree(ht->buckets); }

-static struct entry *h_head(struct smq_hash_table *ht, unsigned bucket) +static struct entry *h_head(struct smq_hash_table *ht, unsigned int bucket) { return to_entry(ht->es, ht->buckets[bucket]); } @@ -613,7 +614,7 @@ static struct entry *h_next(struct smq_hash_table *ht, struct entry *e) return to_entry(ht->es, e->hash_next); }

-static void __h_insert(struct smq_hash_table *ht, unsigned bucket, struct entry *e) +static void __h_insert(struct smq_hash_table *ht, unsigned int bucket, struct entry *e) { e->hash_next = ht->buckets[bucket]; ht->buckets[bucket] = to_index(ht->es, e); @@ -621,11 +622,11 @@ static void __h_insert(struct smq_hash_table *ht, unsigned bucket, struct entry

static void h_insert(struct smq_hash_table *ht, struct entry *e) { - unsigned h = hash_64(from_oblock(e->oblock), ht->hash_bits); + unsigned int h = hash_64(from_oblock(e->oblock), ht->hash_bits); __h_insert(ht, h, e); }

-static struct entry *__h_lookup(struct smq_hash_table *ht, unsigned h, dm_oblock_t oblock, +static struct entry *__h_lookup(struct smq_hash_table *ht, unsigned int h, dm_oblock_t oblock, struct entry **prev) { struct entry *e; @@ -641,7 +642,7 @@ static struct entry *__h_lookup(struct smq_hash_table *ht, unsigned h, dm_oblock return NULL; }

-static void __h_unlink(struct smq_hash_table *ht, unsigned h, +static void __h_unlink(struct smq_hash_table *ht, unsigned int h, struct entry *e, struct entry *prev) { if (prev) @@ -656,7 +657,7 @@ static void __h_unlink(struct smq_hash_table *ht, unsigned h, static struct entry *h_lookup(struct smq_hash_table *ht, dm_oblock_t oblock) { struct entry *e, *prev; - unsigned h = hash_64(from_oblock(oblock), ht->hash_bits); + unsigned int h = hash_64(from_oblock(oblock), ht->hash_bits);

e = __h_lookup(ht, h, oblock, &prev); if (e && prev) { @@ -673,7 +674,7 @@ static struct entry *h_lookup(struct smq_hash_table *ht, dm_oblock_t oblock)

static void h_remove(struct smq_hash_table *ht, struct entry *e) { - unsigned h = hash_64(from_oblock(e->oblock), ht->hash_bits); + unsigned int h = hash_64(from_oblock(e->oblock), ht->hash_bits); struct entry *prev;

/* @@ -689,16 +690,16 @@ static void h_remove(struct smq_hash_table *ht, struct entry *e)

struct entry_alloc { struct entry_space *es; - unsigned begin; + unsigned int begin;

- unsigned nr_allocated; + unsigned int nr_allocated; struct ilist free; };

static void init_allocator(struct entry_alloc *ea, struct entry_space *es, - unsigned begin, unsigned end) + unsigned int begin, unsigned int end) { - unsigned i; + unsigned int i;

ea->es = es; ea->nr_allocated = 0u; @@ -742,7 +743,7 @@ static struct entry *alloc_entry(struct entry_alloc *ea) /* * This assumes the cblock hasn't already been allocated. */ -static struct entry *alloc_particular_entry(struct entry_alloc *ea, unsigned i) +static struct entry *alloc_particular_entry(struct entry_alloc *ea, unsigned int i) { struct entry *e = __get_entry(ea->es, ea->begin + i);

@@ -770,12 +771,12 @@ static bool allocator_empty(struct entry_alloc *ea) return l_empty(&ea->free); }

-static unsigned get_index(struct entry_alloc *ea, struct entry *e) +static unsigned int get_index(struct entry_alloc *ea, struct entry *e) { return to_index(ea->es, e) - ea->begin; }

-static struct entry *get_entry(struct entry_alloc *ea, unsigned index) +static struct entry *get_entry(struct entry_alloc *ea, unsigned int index) { return __get_entry(ea->es, ea->begin + index); } @@ -800,9 +801,9 @@ struct smq_policy { sector_t cache_block_size;

sector_t hotspot_block_size; - unsigned nr_hotspot_blocks; - unsigned cache_blocks_per_hotspot_block; - unsigned hotspot_level_jump; + unsigned int nr_hotspot_blocks; + unsigned int cache_blocks_per_hotspot_block; + unsigned int hotspot_level_jump;

struct entry_space es; struct entry_alloc writeback_sentinel_alloc; @@ -831,7 +832,7 @@ struct smq_policy { * Keeps track of time, incremented by the core. We use this to * avoid attributing multiple hits within the same tick. */ - unsigned tick; + unsigned int tick;

/* * The hash tables allows us to quickly find an entry by origin @@ -846,8 +847,8 @@ struct smq_policy { bool current_demote_sentinels; unsigned long next_demote_period;

- unsigned write_promote_level; - unsigned read_promote_level; + unsigned int write_promote_level; + unsigned int read_promote_level;

unsigned long next_hotspot_period; unsigned long next_cache_period; @@ -859,24 +860,24 @@ struct smq_policy {

/*----------------------------------------------------------------*/

-static struct entry *get_sentinel(struct entry_alloc *ea, unsigned level, bool which) +static struct entry *get_sentinel(struct entry_alloc *ea, unsigned int level, bool which) { return get_entry(ea, which ? level : NR_CACHE_LEVELS + level); }

-static struct entry *writeback_sentinel(struct smq_policy *mq, unsigned level) +static struct entry *writeback_sentinel(struct smq_policy *mq, unsigned int level) { return get_sentinel(&mq->writeback_sentinel_alloc, level, mq->current_writeback_sentinels); }

-static struct entry *demote_sentinel(struct smq_policy *mq, unsigned level) +static struct entry *demote_sentinel(struct smq_policy *mq, unsigned int level) { return get_sentinel(&mq->demote_sentinel_alloc, level, mq->current_demote_sentinels); }

static void __update_writeback_sentinels(struct smq_policy *mq) { - unsigned level; + unsigned int level; struct queue *q = &mq->dirty; struct entry *sentinel;

@@ -889,7 +890,7 @@ static void __update_writeback_sentinels(struct smq_policy *mq)

static void __update_demote_sentinels(struct smq_policy *mq) { - unsigned level; + unsigned int level; struct queue *q = &mq->clean; struct entry *sentinel;

@@ -917,7 +918,7 @@ static void update_sentinels(struct smq_policy *mq)

static void __sentinels_init(struct smq_policy *mq) { - unsigned level; + unsigned int level; struct entry *sentinel;

for (level = 0; level < NR_CACHE_LEVELS; level++) { @@ -1008,7 +1009,7 @@ static void requeue(struct smq_policy *mq, struct entry *e) } }

-static unsigned default_promote_level(struct smq_policy *mq) +static unsigned int default_promote_level(struct smq_policy *mq) { /* * The promote level depends on the current performance of the @@ -1030,9 +1031,9 @@ static unsigned default_promote_level(struct smq_policy *mq) 1, 1, 1, 2, 4, 6, 7, 8, 7, 6, 4, 4, 3, 3, 2, 2, 1 };

- unsigned hits = mq->cache_stats.hits; - unsigned misses = mq->cache_stats.misses; - unsigned index = safe_div(hits << 4u, hits + misses); + unsigned int hits = mq->cache_stats.hits; + unsigned int misses = mq->cache_stats.misses; + unsigned int index = safe_div(hits << 4u, hits + misses); return table[index]; }

@@ -1042,7 +1043,7 @@ static void update_promote_levels(struct smq_policy *mq) * If there are unused cache entries then we want to be really * eager to promote. */ - unsigned threshold_level = allocator_empty(&mq->cache_alloc) ? + unsigned int threshold_level = allocator_empty(&mq->cache_alloc) ? default_promote_level(mq) : (NR_HOTSPOT_LEVELS / 2u);

threshold_level = max(threshold_level, NR_HOTSPOT_LEVELS); @@ -1124,7 +1125,7 @@ static void end_cache_period(struct smq_policy *mq) #define CLEAN_TARGET 25u #define FREE_TARGET 25u

-static unsigned percent_to_target(struct smq_policy *mq, unsigned p) +static unsigned int percent_to_target(struct smq_policy *mq, unsigned int p) { return from_cblock(mq->cache_size) * p / 100u; } @@ -1150,7 +1151,7 @@ static bool clean_target_met(struct smq_policy *mq, bool idle)

static bool free_target_met(struct smq_policy *mq) { - unsigned nr_free; + unsigned int nr_free;

nr_free = from_cblock(mq->cache_size) - mq->cache_alloc.nr_allocated; return (nr_free + btracker_nr_demotions_queued(mq->bg_work)) >= @@ -1300,7 +1301,7 @@ static dm_oblock_t to_hblock(struct smq_policy *mq, dm_oblock_t b)

static struct entry *update_hotspot_queue(struct smq_policy *mq, dm_oblock_t b) { - unsigned hi; + unsigned int hi; dm_oblock_t hb = to_hblock(mq, b); struct entry *e = h_lookup(&mq->hotspot_table, hb);

@@ -1549,7 +1550,7 @@ static void smq_clear_dirty(struct dm_cache_policy *p, dm_cblock_t cblock) spin_unlock_irqrestore(&mq->lock, flags); }

-static unsigned random_level(dm_cblock_t cblock) +static unsigned int random_level(dm_cblock_t cblock) { return hash_32(from_cblock(cblock), 9) & (NR_CACHE_LEVELS - 1); } @@ -1660,7 +1661,7 @@ static int mq_set_config_value(struct dm_cache_policy *p, }

static int mq_emit_config_values(struct dm_cache_policy *p, char *result, - unsigned maxlen, ssize_t *sz_ptr) + unsigned int maxlen, ssize_t *sz_ptr) { ssize_t sz = *sz_ptr;

@@ -1699,16 +1700,16 @@ static void init_policy_functions(struct smq_policy *mq, bool mimic_mq)

static bool too_many_hotspot_blocks(sector_t origin_size, sector_t hotspot_block_size, - unsigned nr_hotspot_blocks) + unsigned int nr_hotspot_blocks) { return (hotspot_block_size * nr_hotspot_blocks) > origin_size; }

static void calc_hotspot_params(sector_t origin_size, sector_t cache_block_size, - unsigned nr_cache_blocks, + unsigned int nr_cache_blocks, sector_t *hotspot_block_size, - unsigned *nr_hotspot_blocks) + unsigned int *nr_hotspot_blocks) { *hotspot_block_size = cache_block_size * 16u; *nr_hotspot_blocks = max(nr_cache_blocks / 4u, 1024u); @@ -1724,9 +1725,9 @@ static struct dm_cache_policy *__smq_create(dm_cblock_t cache_size, bool mimic_mq, bool migrations_allowed) { - unsigned i; - unsigned nr_sentinels_per_queue = 2u * NR_CACHE_LEVELS; - unsigned total_sentinels = 2u * nr_sentinels_per_queue; + unsigned int i; + unsigned int nr_sentinels_per_queue = 2u * NR_CACHE_LEVELS; + unsigned int total_sentinels = 2u * nr_sentinels_per_queue; struct smq_policy *mq = kzalloc(sizeof(*mq), GFP_KERNEL);

if (!mq) diff --git a/drivers/md/dm-cache-policy.c b/drivers/md/dm-cache-policy.c index c1a3cee99b44..2e58bbcf3e3b 100644 --- a/drivers/md/dm-cache-policy.c +++ b/drivers/md/dm-cache-policy.c @@ -154,7 +154,7 @@ const char *dm_cache_policy_get_name(struct dm_cache_policy *p) } EXPORT_SYMBOL_GPL(dm_cache_policy_get_name);

-const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p) +const unsigned int *dm_cache_policy_get_version(struct dm_cache_policy *p) { struct dm_cache_policy_type *t = p->private;

diff --git a/drivers/md/dm-cache-policy.h b/drivers/md/dm-cache-policy.h index 06eb31af626f..6ba3e9c91af5 100644 --- a/drivers/md/dm-cache-policy.h +++ b/drivers/md/dm-cache-policy.h @@ -128,7 +128,7 @@ struct dm_cache_policy { * Configuration. */ int (*emit_config_values)(struct dm_cache_policy *p, char *result, - unsigned maxlen, ssize_t *sz_ptr); + unsigned int maxlen, ssize_t *sz_ptr); int (*set_config_value)(struct dm_cache_policy *p, const char *key, const char *value);

@@ -157,7 +157,7 @@ struct dm_cache_policy_type { * what gets passed on the target line to select your policy. */ char name[CACHE_POLICY_NAME_SIZE]; - unsigned version[CACHE_POLICY_VERSION_SIZE]; + unsigned int version[CACHE_POLICY_VERSION_SIZE];

/* * For use by an alias dm_cache_policy_type to point to the diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index 17fde3e5a1f7..8f7426b71e02 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -275,7 +275,7 @@ enum cache_io_mode { struct cache_features { enum cache_metadata_mode mode; enum cache_io_mode io_mode; - unsigned metadata_version; + unsigned int metadata_version; bool discard_passdown:1; };

@@ -362,7 +362,7 @@ struct cache { * Rather than reconstructing the table line for the status we just * save it and regurgitate. */ - unsigned nr_ctr_args; + unsigned int nr_ctr_args; const char **ctr_args;

struct dm_kcopyd_client *copier; @@ -378,7 +378,7 @@ struct cache { unsigned long *dirty_bitset; atomic_t nr_dirty;

- unsigned policy_nr_args; + unsigned int policy_nr_args; struct dm_cache_policy *policy;

/* @@ -409,7 +409,7 @@ struct cache {

struct per_bio_data { bool tick:1; - unsigned req_nr:2; + unsigned int req_nr:2; struct dm_bio_prison_cell_v2 *cell; struct dm_hook_info hook_info; sector_t len; @@ -517,7 +517,7 @@ static void build_key(dm_oblock_t begin, dm_oblock_t end, struct dm_cell_key_v2 #define WRITE_LOCK_LEVEL 0 #define READ_WRITE_LOCK_LEVEL 1

-static unsigned lock_level(struct bio *bio) +static unsigned int lock_level(struct bio *bio) { return bio_data_dir(bio) == WRITE ? WRITE_LOCK_LEVEL : @@ -1884,7 +1884,7 @@ static void check_migrations(struct work_struct *ws) */ static void destroy(struct cache *cache) { - unsigned i; + unsigned int i;

mempool_exit(&cache->migration_pool);

@@ -2124,7 +2124,7 @@ static int parse_features(struct cache_args *ca, struct dm_arg_set *as, };

int r, mode_ctr = 0; - unsigned argc; + unsigned int argc; const char *arg; struct cache_features *cf = &ca->features;

@@ -2544,7 +2544,7 @@ static int cache_create(struct cache_args *ca, struct cache **result)

static int copy_ctr_args(struct cache *cache, int argc, const char **argv) { - unsigned i; + unsigned int i; const char **copy;

copy = kcalloc(argc, sizeof(*copy), GFP_KERNEL); @@ -2566,7 +2566,7 @@ static int copy_ctr_args(struct cache *cache, int argc, const char **argv) return 0; }

-static int cache_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int cache_ctr(struct dm_target *ti, unsigned int argc, char **argv) { int r = -EINVAL; struct cache_args *ca; @@ -2669,7 +2669,7 @@ static int write_dirty_bitset(struct cache *cache)

static int write_discard_bitset(struct cache *cache) { - unsigned i, r; + unsigned int i, r;

if (get_cache_mode(cache) >= CM_READ_ONLY) return -EINVAL; @@ -2983,11 +2983,11 @@ static void cache_resume(struct dm_target *ti) }

static void emit_flags(struct cache *cache, char *result, - unsigned maxlen, ssize_t *sz_ptr) + unsigned int maxlen, ssize_t *sz_ptr) { ssize_t sz = *sz_ptr; struct cache_features *cf = &cache->features; - unsigned count = (cf->metadata_version == 2) + !cf->discard_passdown + 1; + unsigned int count = (cf->metadata_version == 2) + !cf->discard_passdown + 1;

DMEMIT("%u ", count);

@@ -3027,10 +3027,10 @@ static void emit_flags(struct cache *cache, char *result, * <policy name> <#policy args> <policy args>* <cache metadata mode> <needs_check> */ static void cache_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { int r = 0; - unsigned i; + unsigned int i; ssize_t sz = 0; dm_block_t nr_free_blocks_metadata = 0; dm_block_t nr_blocks_metadata = 0; @@ -3067,18 +3067,18 @@ static void cache_status(struct dm_target *ti, status_type_t type, residency = policy_residency(cache->policy);

DMEMIT("%u %llu/%llu %llu %llu/%llu %u %u %u %u %u %u %lu ", - (unsigned)DM_CACHE_METADATA_BLOCK_SIZE, + (unsigned int)DM_CACHE_METADATA_BLOCK_SIZE, (unsigned long long)(nr_blocks_metadata - nr_free_blocks_metadata), (unsigned long long)nr_blocks_metadata, (unsigned long long)cache->sectors_per_block, (unsigned long long) from_cblock(residency), (unsigned long long) from_cblock(cache->cache_size), - (unsigned) atomic_read(&cache->stats.read_hit), - (unsigned) atomic_read(&cache->stats.read_miss), - (unsigned) atomic_read(&cache->stats.write_hit), - (unsigned) atomic_read(&cache->stats.write_miss), - (unsigned) atomic_read(&cache->stats.demotion), - (unsigned) atomic_read(&cache->stats.promotion), + (unsigned int) atomic_read(&cache->stats.read_hit), + (unsigned int) atomic_read(&cache->stats.read_miss), + (unsigned int) atomic_read(&cache->stats.write_hit), + (unsigned int) atomic_read(&cache->stats.write_miss), + (unsigned int) atomic_read(&cache->stats.demotion), + (unsigned int) atomic_read(&cache->stats.promotion), (unsigned long) atomic_read(&cache->nr_dirty));

emit_flags(cache, result, maxlen, &sz); @@ -3257,11 +3257,11 @@ static int request_invalidation(struct cache *cache, struct cblock_range *range) return r; }

-static int process_invalidate_cblocks_message(struct cache *cache, unsigned count, +static int process_invalidate_cblocks_message(struct cache *cache, unsigned int count, const char **cblock_ranges) { int r = 0; - unsigned i; + unsigned int i; struct cblock_range range;

if (!passthrough_mode(cache)) { @@ -3298,8 +3298,8 @@ static int process_invalidate_cblocks_message(struct cache *cache, unsigned coun * * The key migration_threshold is supported by the cache target core. */ -static int cache_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int cache_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { struct cache *cache = ti->private;

diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h index 6c6bd24774f2..28c641352de9 100644 --- a/drivers/md/dm-core.h +++ b/drivers/md/dm-core.h @@ -119,7 +119,7 @@ struct mapped_device { struct dm_stats stats;

/* the number of internal suspends */ - unsigned internal_suspend_count; + unsigned int internal_suspend_count;

int swap_bios; struct semaphore swap_bios_semaphore; @@ -326,9 +326,9 @@ static inline struct completion *dm_get_completion_from_kobject(struct kobject * return &container_of(kobj, struct dm_kobject_holder, kobj)->completion; }

-unsigned __dm_get_module_param(unsigned *module_param, unsigned def, unsigned max); +unsigned int __dm_get_module_param(unsigned int *module_param, unsigned int def, unsigned int max);

-static inline bool dm_message_test_buffer_overflow(char *result, unsigned maxlen) +static inline bool dm_message_test_buffer_overflow(char *result, unsigned int maxlen) { return !maxlen || strlen(result) + 1 >= maxlen; } diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index dc2d0d61ade9..ee269b1d09fa 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -173,14 +173,14 @@ struct crypt_config { } iv_gen_private; u64 iv_offset; unsigned int iv_size; - unsigned short int sector_size; + unsigned short sector_size; unsigned char sector_shift;

union { struct crypto_skcipher **tfms; struct crypto_aead **tfms_aead; } cipher_tfm; - unsigned tfms_count; + unsigned int tfms_count; unsigned long cipher_flags;

/* @@ -214,7 +214,7 @@ struct crypt_config { * pool for per bio private data, crypto requests, * encryption requeusts/buffer pages and integrity tags */ - unsigned tag_pool_max_sectors; + unsigned int tag_pool_max_sectors; mempool_t tag_pool; mempool_t req_pool; mempool_t page_pool; @@ -231,7 +231,7 @@ struct crypt_config { #define POOL_ENTRY_SIZE 512

static DEFINE_SPINLOCK(dm_crypt_clients_lock); -static unsigned dm_crypt_clients_n = 0; +static unsigned int dm_crypt_clients_n = 0; static volatile unsigned long dm_crypt_pages_per_client; #define DM_CRYPT_MEMORY_PERCENT 2 #define DM_CRYPT_MIN_PAGES_PER_CLIENT (BIO_MAX_VECS * 16) @@ -356,7 +356,7 @@ static int crypt_iv_essiv_gen(struct crypt_config *cc, u8 *iv, static int crypt_iv_benbi_ctr(struct crypt_config *cc, struct dm_target *ti, const char *opts) { - unsigned bs; + unsigned int bs; int log;

if (crypt_integrity_aead(cc)) @@ -1466,7 +1466,7 @@ static void kcryptd_async_done(struct crypto_async_request *async_req, static int crypt_alloc_req_skcipher(struct crypt_config *cc, struct convert_context *ctx) { - unsigned key_index = ctx->cc_sector & (cc->tfms_count - 1); + unsigned int key_index = ctx->cc_sector & (cc->tfms_count - 1);

if (!ctx->r.req) { ctx->r.req = mempool_alloc(&cc->req_pool, in_interrupt() ? GFP_ATOMIC : GFP_NOIO); @@ -1660,13 +1660,13 @@ static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone); * non-blocking allocations without a mutex first but on failure we fallback * to blocking allocations with a mutex. */ -static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size) +static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned int size) { struct crypt_config *cc = io->cc; struct bio *clone; unsigned int nr_iovecs = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; gfp_t gfp_mask = GFP_NOWAIT | __GFP_HIGHMEM; - unsigned i, len, remaining_size; + unsigned int i, len, remaining_size; struct page *page;

retry: @@ -1806,7 +1806,7 @@ static void crypt_endio(struct bio *clone) { struct dm_crypt_io *io = clone->bi_private; struct crypt_config *cc = io->cc; - unsigned rw = bio_data_dir(clone); + unsigned int rw = bio_data_dir(clone); blk_status_t error;

/* @@ -2261,7 +2261,7 @@ static void crypt_free_tfms_aead(struct crypt_config *cc)

static void crypt_free_tfms_skcipher(struct crypt_config *cc) { - unsigned i; + unsigned int i;

if (!cc->cipher_tfm.tfms) return; @@ -2286,7 +2286,7 @@ static void crypt_free_tfms(struct crypt_config *cc)

static int crypt_alloc_tfms_skcipher(struct crypt_config *cc, char *ciphermode) { - unsigned i; + unsigned int i; int err;

cc->cipher_tfm.tfms = kcalloc(cc->tfms_count, @@ -2344,12 +2344,12 @@ static int crypt_alloc_tfms(struct crypt_config *cc, char *ciphermode) return crypt_alloc_tfms_skcipher(cc, ciphermode); }

-static unsigned crypt_subkey_size(struct crypt_config *cc) +static unsigned int crypt_subkey_size(struct crypt_config *cc) { return (cc->key_size - cc->key_extra_size) >> ilog2(cc->tfms_count); }

-static unsigned crypt_authenckey_size(struct crypt_config *cc) +static unsigned int crypt_authenckey_size(struct crypt_config *cc) { return crypt_subkey_size(cc) + RTA_SPACE(sizeof(struct crypto_authenc_key_param)); } @@ -2360,7 +2360,7 @@ static unsigned crypt_authenckey_size(struct crypt_config *cc) * This funcion converts cc->key to this special format. */ static void crypt_copy_authenckey(char *p, const void *key, - unsigned enckeylen, unsigned authkeylen) + unsigned int enckeylen, unsigned int authkeylen) { struct crypto_authenc_key_param *param; struct rtattr *rta; @@ -2378,7 +2378,7 @@ static void crypt_copy_authenckey(char *p, const void *key,

static int crypt_setkey(struct crypt_config *cc) { - unsigned subkey_size; + unsigned int subkey_size; int err = 0, i, r;

/* Ignore extra keys (which are used for IV etc) */ @@ -3417,7 +3417,7 @@ static int crypt_map(struct dm_target *ti, struct bio *bio) crypt_io_init(io, cc, bio, dm_target_offset(ti, bio->bi_iter.bi_sector));

if (cc->on_disk_tag_size) { - unsigned tag_len = cc->on_disk_tag_size * (bio_sectors(bio) >> cc->sector_shift); + unsigned int tag_len = cc->on_disk_tag_size * (bio_sectors(bio) >> cc->sector_shift);

if (unlikely(tag_len > KMALLOC_MAX_SIZE) || unlikely(!(io->integrity_metadata = kmalloc(tag_len, @@ -3445,14 +3445,14 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)

static char hex2asc(unsigned char c) { - return c + '0' + ((unsigned)(9 - c) >> 4 & 0x27); + return c + '0' + ((unsigned int)(9 - c) >> 4 & 0x27); }

static void crypt_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct crypt_config *cc = ti->private; - unsigned i, sz = 0; + unsigned int i, sz = 0; int num_feature_args = 0;

switch (type) { @@ -3568,8 +3568,8 @@ static void crypt_resume(struct dm_target *ti) * key set <key> * key wipe */ -static int crypt_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int crypt_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { struct crypt_config *cc = ti->private; int key_size, ret = -EINVAL; @@ -3630,10 +3630,10 @@ static void crypt_io_hints(struct dm_target *ti, struct queue_limits *limits) limits->max_segment_size = PAGE_SIZE;

limits->logical_block_size = - max_t(unsigned, limits->logical_block_size, cc->sector_size); + max_t(unsigned int, limits->logical_block_size, cc->sector_size); limits->physical_block_size = - max_t(unsigned, limits->physical_block_size, cc->sector_size); - limits->io_min = max_t(unsigned, limits->io_min, cc->sector_size); + max_t(unsigned int, limits->physical_block_size, cc->sector_size); + limits->io_min = max_t(unsigned int, limits->io_min, cc->sector_size); limits->dma_alignment = limits->logical_block_size - 1; }

diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index 869afef5654a..02b8f4e81827 100644 --- a/drivers/md/dm-delay.c +++ b/drivers/md/dm-delay.c @@ -20,8 +20,8 @@ struct delay_class { struct dm_dev *dev; sector_t start; - unsigned delay; - unsigned ops; + unsigned int delay; + unsigned int ops; };

struct delay_c { @@ -305,7 +305,7 @@ static int delay_map(struct dm_target *ti, struct bio *bio) DMEMIT("%s %llu %u", (c)->dev->name, (unsigned long long)(c)->start, (c)->delay)

static void delay_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct delay_c *dc = ti->private; int sz = 0; diff --git a/drivers/md/dm-ebs-target.c b/drivers/md/dm-ebs-target.c index 512cc6cea095..7606c6695a0e 100644 --- a/drivers/md/dm-ebs-target.c +++ b/drivers/md/dm-ebs-target.c @@ -390,7 +390,7 @@ static int ebs_map(struct dm_target *ti, struct bio *bio) }

static void ebs_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct ebs_c *ec = ti->private;

diff --git a/drivers/md/dm-era-target.c b/drivers/md/dm-era-target.c index e92c1afc3677..a96290103cca 100644 --- a/drivers/md/dm-era-target.c +++ b/drivers/md/dm-era-target.c @@ -51,7 +51,7 @@ static void writeset_free(struct writeset *ws) }

static int setup_on_disk_bitset(struct dm_disk_bitset *info, - unsigned nr_bits, dm_block_t *root) + unsigned int nr_bits, dm_block_t *root) { int r;

@@ -62,7 +62,7 @@ static int setup_on_disk_bitset(struct dm_disk_bitset *info, return dm_bitset_resize(info, *root, 0, nr_bits, false, root); }

-static size_t bitset_size(unsigned nr_bits) +static size_t bitset_size(unsigned int nr_bits) { return sizeof(unsigned long) * dm_div_up(nr_bits, BITS_PER_LONG); } @@ -323,10 +323,10 @@ static int superblock_lock(struct era_metadata *md, static int superblock_all_zeroes(struct dm_block_manager *bm, bool *result) { int r; - unsigned i; + unsigned int i; struct dm_block *b; __le64 *data_le, zero = cpu_to_le64(0); - unsigned sb_block_size = dm_bm_block_size(bm) / sizeof(__le64); + unsigned int sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);

/* * We can't use a validator here - it may be all zeroes. @@ -363,12 +363,12 @@ static void ws_unpack(const struct writeset_disk *disk, struct writeset_metadata core->root = le64_to_cpu(disk->root); }

-static void ws_inc(void *context, const void *value, unsigned count) +static void ws_inc(void *context, const void *value, unsigned int count) { struct era_metadata *md = context; struct writeset_disk ws_d; dm_block_t b; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++) { memcpy(&ws_d, value + (i * sizeof(ws_d)), sizeof(ws_d)); @@ -377,12 +377,12 @@ static void ws_inc(void *context, const void *value, unsigned count) } }

-static void ws_dec(void *context, const void *value, unsigned count) +static void ws_dec(void *context, const void *value, unsigned int count) { struct era_metadata *md = context; struct writeset_disk ws_d; dm_block_t b; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++) { memcpy(&ws_d, value + (i * sizeof(ws_d)), sizeof(ws_d)); @@ -667,7 +667,7 @@ static void swap_writeset(struct era_metadata *md, struct writeset *new_writeset *--------------------------------------------------------------*/ struct digest { uint32_t era; - unsigned nr_bits, current_bit; + unsigned int nr_bits, current_bit; struct writeset_metadata writeset; __le32 value; struct dm_disk_bitset info; @@ -702,7 +702,7 @@ static int metadata_digest_transcribe_writeset(struct era_metadata *md, { int r; bool marked; - unsigned b, e = min(d->current_bit + INSERTS_PER_STEP, d->nr_bits); + unsigned int b, e = min(d->current_bit + INSERTS_PER_STEP, d->nr_bits);

for (b = d->current_bit; b < e; b++) { r = writeset_marked_on_disk(&d->info, &d->writeset, b, &marked); @@ -1439,7 +1439,7 @@ static bool valid_block_size(dm_block_t block_size) /* * <metadata dev> <data dev> <data block size (sectors)> */ -static int era_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int era_ctr(struct dm_target *ti, unsigned int argc, char **argv) { int r; char dummy; @@ -1618,7 +1618,7 @@ static int era_preresume(struct dm_target *ti) * <current era> <held metadata root | '-'> */ static void era_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { int r; struct era *era = ti->private; @@ -1633,10 +1633,10 @@ static void era_status(struct dm_target *ti, status_type_t type, goto err;

DMEMIT("%u %llu/%llu %u", - (unsigned) (DM_ERA_METADATA_BLOCK_SIZE >> SECTOR_SHIFT), + (unsigned int) (DM_ERA_METADATA_BLOCK_SIZE >> SECTOR_SHIFT), (unsigned long long) stats.used, (unsigned long long) stats.total, - (unsigned) stats.era); + (unsigned int) stats.era);

if (stats.snap != SUPERBLOCK_LOCATION) DMEMIT(" %llu", stats.snap); @@ -1662,8 +1662,8 @@ static void era_status(struct dm_target *ti, status_type_t type, DMEMIT("Error"); }

-static int era_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int era_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { struct era *era = ti->private;

diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c index 3997f34cfebc..cc3987c97eb9 100644 --- a/drivers/md/dm-exception-store.c +++ b/drivers/md/dm-exception-store.c @@ -142,7 +142,7 @@ EXPORT_SYMBOL(dm_exception_store_type_unregister); static int set_chunk_size(struct dm_exception_store *store, const char *chunk_size_arg, char **error) { - unsigned chunk_size; + unsigned int chunk_size;

if (kstrtouint(chunk_size_arg, 10, &chunk_size)) { *error = "Invalid chunk size"; @@ -158,7 +158,7 @@ static int set_chunk_size(struct dm_exception_store *store, }

int dm_exception_store_set_chunk_size(struct dm_exception_store *store, - unsigned chunk_size, + unsigned int chunk_size, char **error) { /* Check chunk_size is a power of 2 */ @@ -190,7 +190,7 @@ int dm_exception_store_set_chunk_size(struct dm_exception_store *store,

int dm_exception_store_create(struct dm_target *ti, int argc, char **argv, struct dm_snapshot *snap, - unsigned *args_used, + unsigned int *args_used, struct dm_exception_store **store) { int r = 0; diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h index b5f20eba3641..862df68a7db0 100644 --- a/drivers/md/dm-exception-store.h +++ b/drivers/md/dm-exception-store.h @@ -96,9 +96,9 @@ struct dm_exception_store_type { */ void (*drop_snapshot) (struct dm_exception_store *store);

- unsigned (*status) (struct dm_exception_store *store, - status_type_t status, char *result, - unsigned maxlen); + unsigned int (*status) (struct dm_exception_store *store, + status_type_t status, char *result, + unsigned int maxlen);

/* * Return how full the snapshot is. @@ -118,9 +118,9 @@ struct dm_exception_store { struct dm_snapshot *snap;

/* Size of data blocks saved - must be a power of 2 */ - unsigned chunk_size; - unsigned chunk_mask; - unsigned chunk_shift; + unsigned int chunk_size; + unsigned int chunk_mask; + unsigned int chunk_shift;

void *context;

@@ -144,7 +144,7 @@ static inline chunk_t dm_chunk_number(chunk_t chunk) return chunk & (chunk_t)((1ULL << DM_CHUNK_NUMBER_BITS) - 1ULL); }

-static inline unsigned dm_consecutive_chunk_count(struct dm_exception *e) +static inline unsigned int dm_consecutive_chunk_count(struct dm_exception *e) { return e->new_chunk >> DM_CHUNK_NUMBER_BITS; } @@ -181,12 +181,12 @@ int dm_exception_store_type_register(struct dm_exception_store_type *type); int dm_exception_store_type_unregister(struct dm_exception_store_type *type);

int dm_exception_store_set_chunk_size(struct dm_exception_store *store, - unsigned chunk_size, + unsigned int chunk_size, char **error);

int dm_exception_store_create(struct dm_target *ti, int argc, char **argv, struct dm_snapshot *snap, - unsigned *args_used, + unsigned int *args_used, struct dm_exception_store **store); void dm_exception_store_destroy(struct dm_exception_store *store);

diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c index 335684a1aeaa..7efbdb42cf3b 100644 --- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -26,12 +26,12 @@ struct flakey_c { struct dm_dev *dev; unsigned long start_time; sector_t start; - unsigned up_interval; - unsigned down_interval; + unsigned int up_interval; + unsigned int down_interval; unsigned long flags; - unsigned corrupt_bio_byte; - unsigned corrupt_bio_rw; - unsigned corrupt_bio_value; + unsigned int corrupt_bio_byte; + unsigned int corrupt_bio_rw; + unsigned int corrupt_bio_value; blk_opf_t corrupt_bio_flags; };

@@ -48,7 +48,7 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc, struct dm_target *ti) { int r; - unsigned argc; + unsigned int argc; const char *arg_name;

static const struct dm_arg _args[] = { @@ -148,7 +148,7 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc, BUILD_BUG_ON(sizeof(fc->corrupt_bio_flags) != sizeof(unsigned int)); r = dm_read_arg(_args + 3, as, - (__force unsigned *)&fc->corrupt_bio_flags, + (__force unsigned int *)&fc->corrupt_bio_flags, &ti->error); if (r) return r; @@ -324,7 +324,7 @@ static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc) static int flakey_map(struct dm_target *ti, struct bio *bio) { struct flakey_c *fc = ti->private; - unsigned elapsed; + unsigned int elapsed; struct per_bio_data *pb = dm_per_bio_data(bio, sizeof(struct per_bio_data)); pb->bio_submitted = false;

@@ -417,11 +417,11 @@ static int flakey_end_io(struct dm_target *ti, struct bio *bio, }

static void flakey_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0; struct flakey_c *fc = ti->private; - unsigned drop_writes, error_writes; + unsigned int drop_writes, error_writes;

switch (type) { case STATUSTYPE_INFO: diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 1388ee35571e..53f9f765df9f 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -157,13 +157,13 @@ struct alg_spec { char *alg_string; char *key_string; __u8 *key; - unsigned key_size; + unsigned int key_size; };

struct dm_integrity_c { struct dm_dev *dev; struct dm_dev *meta_dev; - unsigned tag_size; + unsigned int tag_size; __s8 log2_tag_size; sector_t start; mempool_t journal_io_mempool; @@ -171,8 +171,8 @@ struct dm_integrity_c { struct dm_bufio_client *bufio; struct workqueue_struct *metadata_wq; struct superblock *sb; - unsigned journal_pages; - unsigned n_bitmap_blocks; + unsigned int journal_pages; + unsigned int n_bitmap_blocks;

struct page_list *journal; struct page_list *journal_io; @@ -180,7 +180,7 @@ struct dm_integrity_c { struct page_list *recalc_bitmap; struct page_list *may_write_bitmap; struct bitmap_block_status *bbs; - unsigned bitmap_flush_interval; + unsigned int bitmap_flush_interval; int synchronous_mode; struct bio_list synchronous_bios; struct delayed_work bitmap_flush_work; @@ -201,12 +201,12 @@ struct dm_integrity_c { unsigned char journal_entries_per_sector; unsigned char journal_section_entries; unsigned short journal_section_sectors; - unsigned journal_sections; - unsigned journal_entries; + unsigned int journal_sections; + unsigned int journal_entries; sector_t data_device_sectors; sector_t meta_device_sectors; - unsigned initial_sectors; - unsigned metadata_run; + unsigned int initial_sectors; + unsigned int metadata_run; __s8 log2_metadata_run; __u8 log2_buffer_sectors; __u8 sectors_per_block; @@ -230,17 +230,17 @@ struct dm_integrity_c { unsigned char commit_seq; commit_id_t commit_ids[N_COMMIT_IDS];

- unsigned committed_section; - unsigned n_committed_sections; + unsigned int committed_section; + unsigned int n_committed_sections;

- unsigned uncommitted_section; - unsigned n_uncommitted_sections; + unsigned int uncommitted_section; + unsigned int n_uncommitted_sections;

- unsigned free_section; + unsigned int free_section; unsigned char free_section_entry; - unsigned free_sectors; + unsigned int free_sectors;

- unsigned free_sectors_threshold; + unsigned int free_sectors_threshold;

struct workqueue_struct *commit_wq; struct work_struct commit_work; @@ -257,7 +257,7 @@ struct dm_integrity_c {

unsigned long autocommit_jiffies; struct timer_list autocommit_timer; - unsigned autocommit_msec; + unsigned int autocommit_msec;

wait_queue_head_t copy_to_journal_wait;

@@ -305,7 +305,7 @@ struct dm_integrity_io { struct dm_integrity_range range;

sector_t metadata_block; - unsigned metadata_offset; + unsigned int metadata_offset;

atomic_t in_flight; blk_status_t bi_status; @@ -329,7 +329,7 @@ struct journal_io { struct bitmap_block_status { struct work_struct work; struct dm_integrity_c *ic; - unsigned idx; + unsigned int idx; unsigned long *bitmap; struct bio_list bio_queue; spinlock_t bio_queue_lock; @@ -410,8 +410,8 @@ static bool dm_integrity_disable_recalculate(struct dm_integrity_c *ic) return false; }

-static commit_id_t dm_integrity_commit_id(struct dm_integrity_c *ic, unsigned i, - unsigned j, unsigned char seq) +static commit_id_t dm_integrity_commit_id(struct dm_integrity_c *ic, unsigned int i, + unsigned int j, unsigned char seq) { /* * Xor the number with section and sector, so that if a piece of @@ -426,7 +426,7 @@ static void get_area_and_offset(struct dm_integrity_c *ic, sector_t data_sector, if (!ic->meta_dev) { __u8 log2_interleave_sectors = ic->sb->log2_interleave_sectors; *area = data_sector >> log2_interleave_sectors; - *offset = (unsigned)data_sector & ((1U << log2_interleave_sectors) - 1); + *offset = (unsigned int)data_sector & ((1U << log2_interleave_sectors) - 1); } else { *area = 0; *offset = data_sector; @@ -435,15 +435,15 @@ static void get_area_and_offset(struct dm_integrity_c *ic, sector_t data_sector,

#define sector_to_block(ic, n) \ do { \ - BUG_ON((n) & (unsigned)((ic)->sectors_per_block - 1)); \ + BUG_ON((n) & (unsigned int)((ic)->sectors_per_block - 1)); \ (n) >>= (ic)->sb->log2_sectors_per_block; \ } while (0)

static __u64 get_metadata_sector_and_offset(struct dm_integrity_c *ic, sector_t area, - sector_t offset, unsigned *metadata_offset) + sector_t offset, unsigned int *metadata_offset) { __u64 ms; - unsigned mo; + unsigned int mo;

ms = area << ic->sb->log2_interleave_sectors; if (likely(ic->log2_metadata_run >= 0)) @@ -484,7 +484,7 @@ static sector_t get_data_sector(struct dm_integrity_c *ic, sector_t area, sector return result; }

-static void wraparound_section(struct dm_integrity_c *ic, unsigned *sec_ptr) +static void wraparound_section(struct dm_integrity_c *ic, unsigned int *sec_ptr) { if (unlikely(*sec_ptr >= ic->journal_sections)) *sec_ptr -= ic->journal_sections; @@ -508,7 +508,7 @@ static int sb_mac(struct dm_integrity_c *ic, bool wr) { SHASH_DESC_ON_STACK(desc, ic->journal_mac); int r; - unsigned size = crypto_shash_digestsize(ic->journal_mac); + unsigned int size = crypto_shash_digestsize(ic->journal_mac);

if (sizeof(struct superblock) + size > 1 << SECTOR_SHIFT) { dm_integrity_io_error(ic, "digest is too long", -EINVAL); @@ -704,8 +704,8 @@ static bool block_bitmap_op(struct dm_integrity_c *ic, struct page_list *bitmap,

static void block_bitmap_copy(struct dm_integrity_c *ic, struct page_list *dst, struct page_list *src) { - unsigned n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE); - unsigned i; + unsigned int n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE); + unsigned int i;

for (i = 0; i < n_bitmap_pages; i++) { unsigned long *dst_data = lowmem_page_address(dst[i].page); @@ -716,18 +716,18 @@ static void block_bitmap_copy(struct dm_integrity_c *ic, struct page_list *dst,

static struct bitmap_block_status *sector_to_bitmap_block(struct dm_integrity_c *ic, sector_t sector) { - unsigned bit = sector >> (ic->sb->log2_sectors_per_block + ic->log2_blocks_per_bitmap_bit); - unsigned bitmap_block = bit / (BITMAP_BLOCK_SIZE * 8); + unsigned int bit = sector >> (ic->sb->log2_sectors_per_block + ic->log2_blocks_per_bitmap_bit); + unsigned int bitmap_block = bit / (BITMAP_BLOCK_SIZE * 8);

BUG_ON(bitmap_block >= ic->n_bitmap_blocks); return &ic->bbs[bitmap_block]; }

-static void access_journal_check(struct dm_integrity_c *ic, unsigned section, unsigned offset, +static void access_journal_check(struct dm_integrity_c *ic, unsigned int section, unsigned int offset, bool e, const char *function) { #if defined(CONFIG_DM_DEBUG) || defined(INTERNAL_VERIFY) - unsigned limit = e ? ic->journal_section_entries : ic->journal_section_sectors; + unsigned int limit = e ? ic->journal_section_entries : ic->journal_section_sectors;

if (unlikely(section >= ic->journal_sections) || unlikely(offset >= limit)) { @@ -738,10 +738,10 @@ static void access_journal_check(struct dm_integrity_c *ic, unsigned section, un #endif }

-static void page_list_location(struct dm_integrity_c *ic, unsigned section, unsigned offset, - unsigned *pl_index, unsigned *pl_offset) +static void page_list_location(struct dm_integrity_c *ic, unsigned int section, unsigned int offset, + unsigned int *pl_index, unsigned int *pl_offset) { - unsigned sector; + unsigned int sector;

access_journal_check(ic, section, offset, false, "page_list_location");

@@ -752,9 +752,9 @@ static void page_list_location(struct dm_integrity_c *ic, unsigned section, unsi }

static struct journal_sector *access_page_list(struct dm_integrity_c *ic, struct page_list *pl, - unsigned section, unsigned offset, unsigned *n_sectors) + unsigned int section, unsigned int offset, unsigned int *n_sectors) { - unsigned pl_index, pl_offset; + unsigned int pl_index, pl_offset; char *va;

page_list_location(ic, section, offset, &pl_index, &pl_offset); @@ -767,14 +767,14 @@ static struct journal_sector *access_page_list(struct dm_integrity_c *ic, struct return (struct journal_sector *)(va + pl_offset); }

-static struct journal_sector *access_journal(struct dm_integrity_c *ic, unsigned section, unsigned offset) +static struct journal_sector *access_journal(struct dm_integrity_c *ic, unsigned int section, unsigned int offset) { return access_page_list(ic, ic->journal, section, offset, NULL); }

-static struct journal_entry *access_journal_entry(struct dm_integrity_c *ic, unsigned section, unsigned n) +static struct journal_entry *access_journal_entry(struct dm_integrity_c *ic, unsigned int section, unsigned int n) { - unsigned rel_sector, offset; + unsigned int rel_sector, offset; struct journal_sector *js;

access_journal_check(ic, section, n, true, "access_journal_entry"); @@ -786,7 +786,7 @@ static struct journal_entry *access_journal_entry(struct dm_integrity_c *ic, uns return (struct journal_entry *)((char *)js + offset * ic->journal_entry_size); }

-static struct journal_sector *access_journal_data(struct dm_integrity_c *ic, unsigned section, unsigned n) +static struct journal_sector *access_journal_data(struct dm_integrity_c *ic, unsigned int section, unsigned int n) { n <<= ic->sb->log2_sectors_per_block;

@@ -797,11 +797,11 @@ static struct journal_sector *access_journal_data(struct dm_integrity_c *ic, uns return access_journal(ic, section, n); }

-static void section_mac(struct dm_integrity_c *ic, unsigned section, __u8 result[JOURNAL_MAC_SIZE]) +static void section_mac(struct dm_integrity_c *ic, unsigned int section, __u8 result[JOURNAL_MAC_SIZE]) { SHASH_DESC_ON_STACK(desc, ic->journal_mac); int r; - unsigned j, size; + unsigned int j, size;

desc->tfm = ic->journal_mac;

@@ -866,10 +866,10 @@ static void section_mac(struct dm_integrity_c *ic, unsigned section, __u8 result memset(result, 0, JOURNAL_MAC_SIZE); }

-static void rw_section_mac(struct dm_integrity_c *ic, unsigned section, bool wr) +static void rw_section_mac(struct dm_integrity_c *ic, unsigned int section, bool wr) { __u8 result[JOURNAL_MAC_SIZE]; - unsigned j; + unsigned int j;

if (!ic->journal_mac) return; @@ -898,12 +898,12 @@ static void complete_journal_op(void *context) complete(&comp->comp); }

-static void xor_journal(struct dm_integrity_c *ic, bool encrypt, unsigned section, - unsigned n_sections, struct journal_completion *comp) +static void xor_journal(struct dm_integrity_c *ic, bool encrypt, unsigned int section, + unsigned int n_sections, struct journal_completion *comp) { struct async_submit_ctl submit; size_t n_bytes = (size_t)(n_sections * ic->journal_section_sectors) << SECTOR_SHIFT; - unsigned pl_index, pl_offset, section_index; + unsigned int pl_index, pl_offset, section_index; struct page_list *source_pl, *target_pl;

if (likely(encrypt)) { @@ -928,7 +928,7 @@ static void xor_journal(struct dm_integrity_c *ic, bool encrypt, unsigned sectio struct page *dst_page;

while (unlikely(pl_index == section_index)) { - unsigned dummy; + unsigned int dummy; if (likely(encrypt)) rw_section_mac(ic, section, true); section++; @@ -990,8 +990,8 @@ static bool do_crypt(bool encrypt, struct skcipher_request *req, struct journal_ return false; }

-static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned section, - unsigned n_sections, struct journal_completion *comp) +static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned int section, + unsigned int n_sections, struct journal_completion *comp) { struct scatterlist **source_sg; struct scatterlist **target_sg; @@ -1008,7 +1008,7 @@ static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned sect

do { struct skcipher_request *req; - unsigned ivsize; + unsigned int ivsize; char *iv;

if (likely(encrypt)) @@ -1034,8 +1034,8 @@ static void crypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned sect complete_journal_op(comp); }

-static void encrypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned section, - unsigned n_sections, struct journal_completion *comp) +static void encrypt_journal(struct dm_integrity_c *ic, bool encrypt, unsigned int section, + unsigned int n_sections, struct journal_completion *comp) { if (ic->journal_xor) return xor_journal(ic, encrypt, section, n_sections, comp); @@ -1052,12 +1052,12 @@ static void complete_journal_io(unsigned long error, void *context) }

static void rw_journal_sectors(struct dm_integrity_c *ic, blk_opf_t opf, - unsigned sector, unsigned n_sectors, + unsigned int sector, unsigned int n_sectors, struct journal_completion *comp) { struct dm_io_request io_req; struct dm_io_region io_loc; - unsigned pl_index, pl_offset; + unsigned int pl_index, pl_offset; int r;

if (unlikely(dm_integrity_failed(ic))) { @@ -1099,10 +1099,10 @@ static void rw_journal_sectors(struct dm_integrity_c *ic, blk_opf_t opf, }

static void rw_journal(struct dm_integrity_c *ic, blk_opf_t opf, - unsigned section, unsigned n_sections, + unsigned int section, unsigned int n_sections, struct journal_completion *comp) { - unsigned sector, n_sectors; + unsigned int sector, n_sectors;

sector = section * ic->journal_section_sectors; n_sectors = n_sections * ic->journal_section_sectors; @@ -1110,12 +1110,12 @@ static void rw_journal(struct dm_integrity_c *ic, blk_opf_t opf, rw_journal_sectors(ic, opf, sector, n_sectors, comp); }

-static void write_journal(struct dm_integrity_c *ic, unsigned commit_start, unsigned commit_sections) +static void write_journal(struct dm_integrity_c *ic, unsigned int commit_start, unsigned int commit_sections) { struct journal_completion io_comp; struct journal_completion crypt_comp_1; struct journal_completion crypt_comp_2; - unsigned i; + unsigned int i;

io_comp.ic = ic; init_completion(&io_comp.comp); @@ -1135,7 +1135,7 @@ static void write_journal(struct dm_integrity_c *ic, unsigned commit_start, unsi rw_journal(ic, REQ_OP_WRITE | REQ_FUA | REQ_SYNC, commit_start, commit_sections, &io_comp); } else { - unsigned to_end; + unsigned int to_end; io_comp.in_flight = (atomic_t)ATOMIC_INIT(2); to_end = ic->journal_sections - commit_start; if (ic->journal_io) { @@ -1172,15 +1172,15 @@ static void write_journal(struct dm_integrity_c *ic, unsigned commit_start, unsi wait_for_completion_io(&io_comp.comp); }

-static void copy_from_journal(struct dm_integrity_c *ic, unsigned section, unsigned offset, - unsigned n_sectors, sector_t target, io_notify_fn fn, void *data) +static void copy_from_journal(struct dm_integrity_c *ic, unsigned int section, unsigned int offset, + unsigned int n_sectors, sector_t target, io_notify_fn fn, void *data) { struct dm_io_request io_req; struct dm_io_region io_loc; int r; - unsigned sector, pl_index, pl_offset; + unsigned int sector, pl_index, pl_offset;

- BUG_ON((target | n_sectors | offset) & (unsigned)(ic->sectors_per_block - 1)); + BUG_ON((target | n_sectors | offset) & (unsigned int)(ic->sectors_per_block - 1));

if (unlikely(dm_integrity_failed(ic))) { fn(-1UL, data); @@ -1221,7 +1221,7 @@ static bool add_new_range(struct dm_integrity_c *ic, struct dm_integrity_range * struct rb_node **n = &ic->in_progress.rb_node; struct rb_node *parent;

- BUG_ON((new_range->logical_sector | new_range->n_sectors) & (unsigned)(ic->sectors_per_block - 1)); + BUG_ON((new_range->logical_sector | new_range->n_sectors) & (unsigned int)(ic->sectors_per_block - 1));

if (likely(check_waiting)) { struct dm_integrity_range *range; @@ -1339,10 +1339,10 @@ static void remove_journal_node(struct dm_integrity_c *ic, struct journal_node *

#define NOT_FOUND (-1U)

-static unsigned find_journal_node(struct dm_integrity_c *ic, sector_t sector, sector_t *next_sector) +static unsigned int find_journal_node(struct dm_integrity_c *ic, sector_t sector, sector_t *next_sector) { struct rb_node *n = ic->journal_tree_root.rb_node; - unsigned found = NOT_FOUND; + unsigned int found = NOT_FOUND; *next_sector = (sector_t)-1; while (n) { struct journal_node *j = container_of(n, struct journal_node, node); @@ -1360,7 +1360,7 @@ static unsigned find_journal_node(struct dm_integrity_c *ic, sector_t sector, se return found; }

-static bool test_journal_node(struct dm_integrity_c *ic, unsigned pos, sector_t sector) +static bool test_journal_node(struct dm_integrity_c *ic, unsigned int pos, sector_t sector) { struct journal_node *node, *next_node; struct rb_node *next; @@ -1385,7 +1385,7 @@ static bool find_newer_committed_node(struct dm_integrity_c *ic, struct journal_ { struct rb_node *next; struct journal_node *next_node; - unsigned next_section; + unsigned int next_section;

BUG_ON(RB_EMPTY_NODE(&node->node));

@@ -1398,7 +1398,7 @@ static bool find_newer_committed_node(struct dm_integrity_c *ic, struct journal_ if (next_node->sector != node->sector) return false;

- next_section = (unsigned)(next_node - ic->journal_tree) / ic->journal_section_entries; + next_section = (unsigned int)(next_node - ic->journal_tree) / ic->journal_section_entries; if (next_section >= ic->committed_section && next_section < ic->committed_section + ic->n_committed_sections) return true; @@ -1413,17 +1413,17 @@ static bool find_newer_committed_node(struct dm_integrity_c *ic, struct journal_ #define TAG_CMP 2

static int dm_integrity_rw_tag(struct dm_integrity_c *ic, unsigned char *tag, sector_t *metadata_block, - unsigned *metadata_offset, unsigned total_size, int op) + unsigned int *metadata_offset, unsigned int total_size, int op) { #define MAY_BE_FILLER 1 #define MAY_BE_HASH 2 - unsigned hash_offset = 0; - unsigned may_be = MAY_BE_HASH | (ic->discard ? MAY_BE_FILLER : 0); + unsigned int hash_offset = 0; + unsigned int may_be = MAY_BE_HASH | (ic->discard ? MAY_BE_FILLER : 0);

do { unsigned char *data, *dp; struct dm_buffer *b; - unsigned to_copy; + unsigned int to_copy; int r;

r = dm_integrity_failed(ic); @@ -1453,7 +1453,7 @@ static int dm_integrity_rw_tag(struct dm_integrity_c *ic, unsigned char *tag, se goto thorough_test; } } else { - unsigned i, ts; + unsigned int i, ts; thorough_test: ts = total_size;

@@ -1652,7 +1652,7 @@ static void integrity_sector_checksum(struct dm_integrity_c *ic, sector_t sector __le64 sector_le = cpu_to_le64(sector); SHASH_DESC_ON_STACK(req, ic->internal_hash); int r; - unsigned digest_size; + unsigned int digest_size;

req->tfm = ic->internal_hash;

@@ -1709,13 +1709,13 @@ static void integrity_metadata(struct work_struct *w) if (ic->internal_hash) { struct bvec_iter iter; struct bio_vec bv; - unsigned digest_size = crypto_shash_digestsize(ic->internal_hash); + unsigned int digest_size = crypto_shash_digestsize(ic->internal_hash); struct bio *bio = dm_bio_from_per_bio_data(dio, sizeof(struct dm_integrity_io)); char *checksums; - unsigned extra_space = unlikely(digest_size > ic->tag_size) ? digest_size - ic->tag_size : 0; + unsigned int extra_space = unlikely(digest_size > ic->tag_size) ? digest_size - ic->tag_size : 0; char checksums_onstack[max((size_t)HASH_MAX_DIGESTSIZE, MAX_TAG_SIZE)]; sector_t sector; - unsigned sectors_to_process; + unsigned int sectors_to_process;

if (unlikely(ic->mode == 'R')) goto skip_io; @@ -1735,14 +1735,13 @@ static void integrity_metadata(struct work_struct *w) }

if (unlikely(dio->op == REQ_OP_DISCARD)) { - sector_t bi_sector = dio->bio_details.bi_iter.bi_sector; - unsigned bi_size = dio->bio_details.bi_iter.bi_size; - unsigned max_size = likely(checksums != checksums_onstack) ? PAGE_SIZE : HASH_MAX_DIGESTSIZE; - unsigned max_blocks = max_size / ic->tag_size; + unsigned int bi_size = dio->bio_details.bi_iter.bi_size; + unsigned int max_size = likely(checksums != checksums_onstack) ? PAGE_SIZE : HASH_MAX_DIGESTSIZE; + unsigned int max_blocks = max_size / ic->tag_size; memset(checksums, DISCARD_FILLER, max_size);

while (bi_size) { - unsigned this_step_blocks = bi_size >> (SECTOR_SHIFT + ic->sb->log2_sectors_per_block); + unsigned int this_step_blocks = bi_size >> (SECTOR_SHIFT + ic->sb->log2_sectors_per_block); this_step_blocks = min(this_step_blocks, max_blocks); r = dm_integrity_rw_tag(ic, checksums, &dio->metadata_block, &dio->metadata_offset, this_step_blocks * ic->tag_size, TAG_WRITE); @@ -1752,13 +1751,7 @@ static void integrity_metadata(struct work_struct *w) goto error; }

- /*if (bi_size < this_step_blocks << (SECTOR_SHIFT + ic->sb->log2_sectors_per_block)) { - printk("BUGG: bi_sector: %llx, bi_size: %u\n", bi_sector, bi_size); - printk("BUGG: this_step_blocks: %u\n", this_step_blocks); - BUG(); - }*/ bi_size -= this_step_blocks << (SECTOR_SHIFT + ic->sb->log2_sectors_per_block); - bi_sector += this_step_blocks << ic->sb->log2_sectors_per_block; }

if (likely(checksums != checksums_onstack)) @@ -1770,7 +1763,7 @@ static void integrity_metadata(struct work_struct *w) sectors_to_process = dio->range.n_sectors;

__bio_for_each_segment(bv, bio, iter, dio->bio_details.bi_iter) { - unsigned pos; + unsigned int pos; char *mem, *checksums_ptr;

again: @@ -1823,13 +1816,13 @@ static void integrity_metadata(struct work_struct *w) if (bip) { struct bio_vec biv; struct bvec_iter iter; - unsigned data_to_process = dio->range.n_sectors; + unsigned int data_to_process = dio->range.n_sectors; sector_to_block(ic, data_to_process); data_to_process *= ic->tag_size;

bip_for_each_vec(biv, bip, iter) { unsigned char *tag; - unsigned this_len; + unsigned int this_len;

BUG_ON(PageHighMem(biv.bv_page)); tag = bvec_virt(&biv); @@ -1867,7 +1860,7 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio) if (unlikely(dio->op == REQ_OP_DISCARD)) { if (ti->max_io_len) { sector_t sec = dm_target_offset(ti, bio->bi_iter.bi_sector); - unsigned log2_max_io_len = __fls(ti->max_io_len); + unsigned int log2_max_io_len = __fls(ti->max_io_len); sector_t start_boundary = sec >> log2_max_io_len; sector_t end_boundary = (sec + bio_sectors(bio) - 1) >> log2_max_io_len; if (start_boundary < end_boundary) { @@ -1897,7 +1890,7 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio) ic->provided_data_sectors); return DM_MAPIO_KILL; } - if (unlikely((dio->range.logical_sector | bio_sectors(bio)) & (unsigned)(ic->sectors_per_block - 1))) { + if (unlikely((dio->range.logical_sector | bio_sectors(bio)) & (unsigned int)(ic->sectors_per_block - 1))) { DMERR("Bio not aligned on %u sectors: 0x%llx, 0x%x", ic->sectors_per_block, dio->range.logical_sector, bio_sectors(bio)); @@ -1919,7 +1912,7 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio) bip = bio_integrity(bio); if (!ic->internal_hash) { if (bip) { - unsigned wanted_tag_size = bio_sectors(bio) >> ic->sb->log2_sectors_per_block; + unsigned int wanted_tag_size = bio_sectors(bio) >> ic->sb->log2_sectors_per_block; if (ic->log2_tag_size >= 0) wanted_tag_size <<= ic->log2_tag_size; else @@ -1949,11 +1942,11 @@ static int dm_integrity_map(struct dm_target *ti, struct bio *bio) }

static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio, - unsigned journal_section, unsigned journal_entry) + unsigned int journal_section, unsigned int journal_entry) { struct dm_integrity_c *ic = dio->ic; sector_t logical_sector; - unsigned n_sectors; + unsigned int n_sectors;

logical_sector = dio->range.logical_sector; n_sectors = dio->range.n_sectors; @@ -1976,7 +1969,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio, if (unlikely(dio->op == REQ_OP_READ)) { struct journal_sector *js; char *mem_ptr; - unsigned s; + unsigned int s;

if (unlikely(journal_entry_is_inprogress(je))) { flush_dcache_page(bv.bv_page); @@ -2013,12 +2006,12 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,

if (!ic->internal_hash) { struct bio_integrity_payload *bip = bio_integrity(bio); - unsigned tag_todo = ic->tag_size; + unsigned int tag_todo = ic->tag_size; char *tag_ptr = journal_entry_tag(ic, je);

if (bip) do { struct bio_vec biv = bvec_iter_bvec(bip->bip_vec, bip->bip_iter); - unsigned tag_now = min(biv.bv_len, tag_todo); + unsigned int tag_now = min(biv.bv_len, tag_todo); char *tag_addr; BUG_ON(PageHighMem(biv.bv_page)); tag_addr = bvec_virt(&biv); @@ -2037,7 +2030,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio,

if (likely(dio->op == REQ_OP_WRITE)) { struct journal_sector *js; - unsigned s; + unsigned int s;

js = access_journal_data(ic, journal_section, journal_entry); memcpy(js, mem + bv.bv_offset, ic->sectors_per_block << SECTOR_SHIFT); @@ -2048,7 +2041,7 @@ static bool __journal_read_write(struct dm_integrity_io *dio, struct bio *bio, } while (++s < ic->sectors_per_block);

if (ic->internal_hash) { - unsigned digest_size = crypto_shash_digestsize(ic->internal_hash); + unsigned int digest_size = crypto_shash_digestsize(ic->internal_hash); if (unlikely(digest_size > ic->tag_size)) { char checksums_onstack[HASH_MAX_DIGESTSIZE]; integrity_sector_checksum(ic, logical_sector, (char *)js, checksums_onstack); @@ -2105,8 +2098,8 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map { struct dm_integrity_c *ic = dio->ic; struct bio *bio = dm_bio_from_per_bio_data(dio, sizeof(struct dm_integrity_io)); - unsigned journal_section, journal_entry; - unsigned journal_read_pos; + unsigned int journal_section, journal_entry; + unsigned int journal_read_pos; struct completion read_comp; bool discard_retried = false; bool need_sync_io = ic->internal_hash && dio->op == REQ_OP_READ; @@ -2131,8 +2124,8 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map journal_read_pos = NOT_FOUND; if (ic->mode == 'J' && likely(dio->op != REQ_OP_DISCARD)) { if (dio->op == REQ_OP_WRITE) { - unsigned next_entry, i, pos; - unsigned ws, we, range_sectors; + unsigned int next_entry, i, pos; + unsigned int ws, we, range_sectors;

dio->range.n_sectors = min(dio->range.n_sectors, (sector_t)ic->free_sectors << ic->sb->log2_sectors_per_block); @@ -2185,8 +2178,8 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map if (unlikely(dio->range.n_sectors > next_sector - dio->range.logical_sector)) dio->range.n_sectors = next_sector - dio->range.logical_sector; } else { - unsigned i; - unsigned jp = journal_read_pos + 1; + unsigned int i; + unsigned int jp = journal_read_pos + 1; for (i = ic->sectors_per_block; i < dio->range.n_sectors; i += ic->sectors_per_block, jp++) { if (!test_journal_node(ic, jp, dio->range.logical_sector + i)) break; @@ -2218,7 +2211,7 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map */ if (journal_read_pos != NOT_FOUND) { sector_t next_sector; - unsigned new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector); + unsigned int new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector); if (unlikely(new_pos != journal_read_pos)) { remove_range_unlocked(ic, &dio->range); goto retry; @@ -2227,7 +2220,7 @@ static void dm_integrity_map_continue(struct dm_integrity_io *dio, bool from_map } if (ic->mode == 'J' && likely(dio->op == REQ_OP_DISCARD) && !discard_retried) { sector_t next_sector; - unsigned new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector); + unsigned int new_pos = find_journal_node(ic, dio->range.logical_sector, &next_sector); if (unlikely(new_pos != NOT_FOUND) || unlikely(next_sector < dio->range.logical_sector - dio->range.n_sectors)) { remove_range_unlocked(ic, &dio->range); @@ -2354,8 +2347,8 @@ static void pad_uncommitted(struct dm_integrity_c *ic) static void integrity_commit(struct work_struct *w) { struct dm_integrity_c *ic = container_of(w, struct dm_integrity_c, commit_work); - unsigned commit_start, commit_sections; - unsigned i, j, n; + unsigned int commit_start, commit_sections; + unsigned int i, j, n; struct bio *flushes;

del_timer(&ic->autocommit_timer); @@ -2433,17 +2426,17 @@ static void complete_copy_from_journal(unsigned long error, void *context) static void restore_last_bytes(struct dm_integrity_c *ic, struct journal_sector *js, struct journal_entry *je) { - unsigned s = 0; + unsigned int s = 0; do { js->commit_id = je->last_bytes[s]; js++; } while (++s < ic->sectors_per_block); }

-static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start, - unsigned write_sections, bool from_replay) +static void do_journal_write(struct dm_integrity_c *ic, unsigned int write_start, + unsigned int write_sections, bool from_replay) { - unsigned i, j, n; + unsigned int i, j, n; struct journal_completion comp; struct blk_plug plug;

@@ -2462,9 +2455,9 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start, for (j = 0; j < ic->journal_section_entries; j++) { struct journal_entry *je = access_journal_entry(ic, i, j); sector_t sec, area, offset; - unsigned k, l, next_loop; + unsigned int k, l, next_loop; sector_t metadata_block; - unsigned metadata_offset; + unsigned int metadata_offset; struct journal_io *io;

if (journal_entry_is_unused(je)) @@ -2472,7 +2465,7 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start, BUG_ON(unlikely(journal_entry_is_inprogress(je)) && !from_replay); sec = journal_entry_get_sector(je); if (unlikely(from_replay)) { - if (unlikely(sec & (unsigned)(ic->sectors_per_block - 1))) { + if (unlikely(sec & (unsigned int)(ic->sectors_per_block - 1))) { dm_integrity_io_error(ic, "invalid sector in journal", -EIO); sec &= ~(sector_t)(ic->sectors_per_block - 1); } @@ -2590,9 +2583,9 @@ static void do_journal_write(struct dm_integrity_c *ic, unsigned write_start, static void integrity_writer(struct work_struct *w) { struct dm_integrity_c *ic = container_of(w, struct dm_integrity_c, writer_work); - unsigned write_start, write_sections; + unsigned int write_start, write_sections;

- unsigned prev_free_sectors; + unsigned int prev_free_sectors;

spin_lock_irq(&ic->endio_wait.lock); write_start = ic->committed_section; @@ -2639,12 +2632,12 @@ static void integrity_recalc(struct work_struct *w) struct dm_io_region io_loc; sector_t area, offset; sector_t metadata_block; - unsigned metadata_offset; + unsigned int metadata_offset; sector_t logical_sector, n_sectors; __u8 *t; - unsigned i; + unsigned int i; int r; - unsigned super_counter = 0; + unsigned int super_counter = 0;

DEBUG_print("start recalculation... (position %llx)\n", le64_to_cpu(ic->sb->recalc_sector));

@@ -2668,7 +2661,7 @@ static void integrity_recalc(struct work_struct *w) get_area_and_offset(ic, range.logical_sector, &area, &offset); range.n_sectors = min((sector_t)RECALC_SECTORS, ic->provided_data_sectors - range.logical_sector); if (!ic->meta_dev) - range.n_sectors = min(range.n_sectors, ((sector_t)1U << ic->sb->log2_interleave_sectors) - (unsigned)offset); + range.n_sectors = min(range.n_sectors, ((sector_t)1U << ic->sb->log2_interleave_sectors) - (unsigned int)offset);

add_new_range_and_wait(ic, &range); spin_unlock_irq(&ic->endio_wait.lock); @@ -2859,10 +2852,10 @@ static void bitmap_flush_work(struct work_struct *work) }

-static void init_journal(struct dm_integrity_c *ic, unsigned start_section, - unsigned n_sections, unsigned char commit_seq) +static void init_journal(struct dm_integrity_c *ic, unsigned int start_section, + unsigned int n_sections, unsigned char commit_seq) { - unsigned i, j, n; + unsigned int i, j, n;

if (!n_sections) return; @@ -2885,7 +2878,7 @@ static void init_journal(struct dm_integrity_c *ic, unsigned start_section, write_journal(ic, start_section, n_sections); }

-static int find_commit_seq(struct dm_integrity_c *ic, unsigned i, unsigned j, commit_id_t id) +static int find_commit_seq(struct dm_integrity_c *ic, unsigned int i, unsigned int j, commit_id_t id) { unsigned char k; for (k = 0; k < N_COMMIT_IDS; k++) { @@ -2898,11 +2891,11 @@ static int find_commit_seq(struct dm_integrity_c *ic, unsigned i, unsigned j, co

static void replay_journal(struct dm_integrity_c *ic) { - unsigned i, j; + unsigned int i, j; bool used_commit_ids[N_COMMIT_IDS]; - unsigned max_commit_id_sections[N_COMMIT_IDS]; - unsigned write_start, write_sections; - unsigned continue_section; + unsigned int max_commit_id_sections[N_COMMIT_IDS]; + unsigned int write_start, write_sections; + unsigned int continue_section; bool journal_empty; unsigned char unused, last_used, want_commit_seq;

@@ -3020,7 +3013,7 @@ static void replay_journal(struct dm_integrity_c *ic) ic->commit_seq = want_commit_seq; DEBUG_print("continuing from section %u, commit seq %d\n", write_start, ic->commit_seq); } else { - unsigned s; + unsigned int s; unsigned char erase_seq; clear_journal: DEBUG_print("clearing journal\n"); @@ -3252,10 +3245,10 @@ static void dm_integrity_resume(struct dm_target *ti) }

static void dm_integrity_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct dm_integrity_c *ic = (struct dm_integrity_c *)ti->private; - unsigned arg_count; + unsigned int arg_count; size_t sz = 0;

switch (type) { @@ -3305,7 +3298,7 @@ static void dm_integrity_status(struct dm_target *ti, status_type_t type, DMEMIT(" interleave_sectors:%u", 1U << ic->sb->log2_interleave_sectors); DMEMIT(" buffer_sectors:%u", 1U << ic->log2_buffer_sectors); if (ic->mode == 'J') { - DMEMIT(" journal_watermark:%u", (unsigned)watermark_percentage); + DMEMIT(" journal_watermark:%u", (unsigned int)watermark_percentage); DMEMIT(" commit_time:%u", ic->autocommit_msec); } if (ic->mode == 'B') { @@ -3384,7 +3377,7 @@ static void dm_integrity_io_hints(struct dm_target *ti, struct queue_limits *lim

static void calculate_journal_section_size(struct dm_integrity_c *ic) { - unsigned sector_space = JOURNAL_SECTOR_DATA; + unsigned int sector_space = JOURNAL_SECTOR_DATA;

ic->journal_sections = le32_to_cpu(ic->sb->journal_sections); ic->journal_entry_size = roundup(offsetof(struct journal_entry, last_bytes[ic->sectors_per_block]) + ic->tag_size, @@ -3461,9 +3454,10 @@ static void get_provided_data_sectors(struct dm_integrity_c *ic) } }

-static int initialize_superblock(struct dm_integrity_c *ic, unsigned journal_sectors, unsigned interleave_sectors) +static int initialize_superblock(struct dm_integrity_c *ic, + unsigned int journal_sectors, unsigned int interleave_sectors) { - unsigned journal_sections; + unsigned int journal_sections; int test_bit;

memset(ic->sb, 0, SB_SECTORS << SECTOR_SHIFT); @@ -3548,7 +3542,7 @@ static void dm_integrity_set(struct dm_target *ti, struct dm_integrity_c *ic)

static void dm_integrity_free_page_list(struct page_list *pl) { - unsigned i; + unsigned int i;

if (!pl) return; @@ -3557,10 +3551,10 @@ static void dm_integrity_free_page_list(struct page_list *pl) kvfree(pl); }

-static struct page_list *dm_integrity_alloc_page_list(unsigned n_pages) +static struct page_list *dm_integrity_alloc_page_list(unsigned int n_pages) { struct page_list *pl; - unsigned i; + unsigned int i;

pl = kvmalloc_array(n_pages + 1, sizeof(struct page_list), GFP_KERNEL | __GFP_ZERO); if (!pl) @@ -3583,7 +3577,7 @@ static struct page_list *dm_integrity_alloc_page_list(unsigned n_pages)

static void dm_integrity_free_journal_scatterlist(struct dm_integrity_c *ic, struct scatterlist **sl) { - unsigned i; + unsigned int i; for (i = 0; i < ic->journal_sections; i++) kvfree(sl[i]); kvfree(sl); @@ -3593,7 +3587,7 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int struct page_list *pl) { struct scatterlist **sl; - unsigned i; + unsigned int i;

sl = kvmalloc_array(ic->journal_sections, sizeof(struct scatterlist *), @@ -3603,10 +3597,10 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int

for (i = 0; i < ic->journal_sections; i++) { struct scatterlist *s; - unsigned start_index, start_offset; - unsigned end_index, end_offset; - unsigned n_pages; - unsigned idx; + unsigned int start_index, start_offset; + unsigned int end_index, end_offset; + unsigned int n_pages; + unsigned int idx;

page_list_location(ic, i, 0, &start_index, &start_offset); page_list_location(ic, i, ic->journal_section_sectors - 1, @@ -3624,7 +3618,7 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int sg_init_table(s, n_pages); for (idx = start_index; idx <= end_index; idx++) { char *va = lowmem_page_address(pl[idx].page); - unsigned start = 0, end = PAGE_SIZE; + unsigned int start = 0, end = PAGE_SIZE; if (idx == start_index) start = start_offset; if (idx == end_index) @@ -3711,7 +3705,7 @@ static int get_mac(struct crypto_shash **hash, struct alg_spec *a, char **error, static int create_journal(struct dm_integrity_c *ic, char **error) { int r = 0; - unsigned i; + unsigned int i; __u64 journal_pages, journal_desc_size, journal_tree_size; unsigned char *crypt_data = NULL, *crypt_iv = NULL; struct skcipher_request *req = NULL; @@ -3738,7 +3732,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error) goto bad; } if (ic->journal_crypt_alg.alg_string) { - unsigned ivsize, blocksize; + unsigned int ivsize, blocksize; struct journal_completion comp;

comp.ic = ic; @@ -3827,7 +3821,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error) crypto_free_skcipher(ic->journal_crypt); ic->journal_crypt = NULL; } else { - unsigned crypt_len = roundup(ivsize, blocksize); + unsigned int crypt_len = roundup(ivsize, blocksize);

req = skcipher_request_alloc(ic->journal_crypt, GFP_KERNEL); if (!req) { @@ -3915,7 +3909,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error) }

for (i = 0; i < N_COMMIT_IDS; i++) { - unsigned j; + unsigned int j; retest_commit_id: for (j = 0; j < i; j++) { if (ic->commit_ids[j] == ic->commit_ids[i]) { @@ -3969,17 +3963,17 @@ static int create_journal(struct dm_integrity_c *ic, char **error) * journal_mac * recalculate */ -static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int dm_integrity_ctr(struct dm_target *ti, unsigned int argc, char **argv) { struct dm_integrity_c *ic; char dummy; int r; - unsigned extra_args; + unsigned int extra_args; struct dm_arg_set as; static const struct dm_arg _args[] = { {0, 18, "Invalid number of feature args"}, }; - unsigned journal_sectors, interleave_sectors, buffer_sectors, journal_watermark, sync_msec; + unsigned int journal_sectors, interleave_sectors, buffer_sectors, journal_watermark, sync_msec; bool should_write_sb; __u64 threshold; unsigned long long start; @@ -4058,7 +4052,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv)

while (extra_args--) { const char *opt_string; - unsigned val; + unsigned int val; unsigned long long llval; opt_string = dm_shift_arg(&as); if (!opt_string) { @@ -4391,7 +4385,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) DEBUG_print(" journal_entries_per_sector %u\n", ic->journal_entries_per_sector); DEBUG_print(" journal_section_entries %u\n", ic->journal_section_entries); DEBUG_print(" journal_section_sectors %u\n", ic->journal_section_sectors); - DEBUG_print(" journal_sections %u\n", (unsigned)le32_to_cpu(ic->sb->journal_sections)); + DEBUG_print(" journal_sections %u\n", (unsigned int)le32_to_cpu(ic->sb->journal_sections)); DEBUG_print(" journal_entries %u\n", ic->journal_entries); DEBUG_print(" log2_interleave_sectors %d\n", ic->sb->log2_interleave_sectors); DEBUG_print(" data_device_sectors 0x%llx\n", bdev_nr_sectors(ic->dev->bdev)); @@ -4465,8 +4459,8 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) }

if (ic->mode == 'B') { - unsigned i; - unsigned n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE); + unsigned int i; + unsigned int n_bitmap_pages = DIV_ROUND_UP(ic->n_bitmap_blocks, PAGE_SIZE / BITMAP_BLOCK_SIZE);

ic->recalc_bitmap = dm_integrity_alloc_page_list(n_bitmap_pages); if (!ic->recalc_bitmap) { @@ -4486,7 +4480,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) INIT_DELAYED_WORK(&ic->bitmap_flush_work, bitmap_flush_work); for (i = 0; i < ic->n_bitmap_blocks; i++) { struct bitmap_block_status *bbs = &ic->bbs[i]; - unsigned sector, pl_index, pl_offset; + unsigned int sector, pl_index, pl_offset;

INIT_WORK(&bbs->work, bitmap_block_work); bbs->ic = ic; @@ -4523,7 +4517,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) goto bad; } if (ic->mode == 'B') { - unsigned max_io_len = ((sector_t)ic->sectors_per_block << ic->log2_blocks_per_bitmap_bit) * (BITMAP_BLOCK_SIZE * 8); + unsigned int max_io_len = ((sector_t)ic->sectors_per_block << ic->log2_blocks_per_bitmap_bit) * (BITMAP_BLOCK_SIZE * 8); if (!max_io_len) max_io_len = 1U << 31; DEBUG_print("max_io_len: old %u, new %u\n", ti->max_io_len, max_io_len); @@ -4594,7 +4588,7 @@ static void dm_integrity_dtr(struct dm_target *ti) if (ic->journal_io_scatterlist) dm_integrity_free_journal_scatterlist(ic, ic->journal_io_scatterlist); if (ic->sk_requests) { - unsigned i; + unsigned int i;

for (i = 0; i < ic->journal_sections; i++) { struct skcipher_request *req = ic->sk_requests[i]; diff --git a/drivers/md/dm-io-rewind.c b/drivers/md/dm-io-rewind.c index 0db53ccb94ba..773c4cff8b89 100644 --- a/drivers/md/dm-io-rewind.c +++ b/drivers/md/dm-io-rewind.c @@ -57,7 +57,7 @@ static void dm_bio_integrity_rewind(struct bio *bio, unsigned int bytes_done) { struct bio_integrity_payload *bip = bio_integrity(bio); struct blk_integrity *bi = blk_get_integrity(bio->bi_bdev->bd_disk); - unsigned bytes = bio_integrity_bytes(bi, bytes_done >> 9); + unsigned int bytes = bio_integrity_bytes(bi, bytes_done >> 9);

bip->bip_iter.bi_sector -= bio_integrity_intervals(bi, bytes_done >> 9); dm_bvec_iter_rewind(bip->bip_vec, &bip->bip_iter, bytes); @@ -131,7 +131,7 @@ static inline void dm_bio_rewind_iter(const struct bio *bio, * rewinding from end of bio and restoring its original position. * Caller is also responsibile for restoring bio's size. */ -static void dm_bio_rewind(struct bio *bio, unsigned bytes) +static void dm_bio_rewind(struct bio *bio, unsigned int bytes) { if (bio_integrity(bio)) dm_bio_integrity_rewind(bio, bytes); diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c index 783564533459..e488b05e35fa 100644 --- a/drivers/md/dm-io.c +++ b/drivers/md/dm-io.c @@ -48,7 +48,7 @@ static struct kmem_cache *_dm_io_cache; struct dm_io_client *dm_io_client_create(void) { struct dm_io_client *client; - unsigned min_ios = dm_get_reserved_bio_based_ios(); + unsigned int min_ios = dm_get_reserved_bio_based_ios(); int ret;

client = kzalloc(sizeof(*client), GFP_KERNEL); @@ -88,7 +88,7 @@ EXPORT_SYMBOL(dm_io_client_destroy); * bi_private. *---------------------------------------------------------------*/ static void store_io_and_region_in_bio(struct bio *bio, struct io *io, - unsigned region) + unsigned int region) { if (unlikely(!IS_ALIGNED((unsigned long)io, DM_IO_MAX_REGIONS))) { DMCRIT("Unaligned struct io pointer %p", io); @@ -99,7 +99,7 @@ static void store_io_and_region_in_bio(struct bio *bio, struct io *io, }

static void retrieve_io_and_region_from_bio(struct bio *bio, struct io **io, - unsigned *region) + unsigned int *region) { unsigned long val = (unsigned long)bio->bi_private;

@@ -137,7 +137,7 @@ static void dec_count(struct io *io, unsigned int region, blk_status_t error) static void endio(struct bio *bio) { struct io *io; - unsigned region; + unsigned int region; blk_status_t error;

if (bio->bi_status && bio_data_dir(bio) == READ) @@ -160,11 +160,11 @@ static void endio(struct bio *bio) *---------------------------------------------------------------*/ struct dpages { void (*get_page)(struct dpages *dp, - struct page **p, unsigned long *len, unsigned *offset); + struct page **p, unsigned long *len, unsigned int *offset); void (*next_page)(struct dpages *dp);

union { - unsigned context_u; + unsigned int context_u; struct bvec_iter context_bi; }; void *context_ptr; @@ -177,9 +177,9 @@ struct dpages { * Functions for getting the pages from a list. */ static void list_get_page(struct dpages *dp, - struct page **p, unsigned long *len, unsigned *offset) + struct page **p, unsigned long *len, unsigned int *offset) { - unsigned o = dp->context_u; + unsigned int o = dp->context_u; struct page_list *pl = (struct page_list *) dp->context_ptr;

*p = pl->page; @@ -194,7 +194,7 @@ static void list_next_page(struct dpages *dp) dp->context_u = 0; }

-static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned offset) +static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned int offset) { dp->get_page = list_get_page; dp->next_page = list_next_page; @@ -206,7 +206,7 @@ static void list_dp_init(struct dpages *dp, struct page_list *pl, unsigned offse * Functions for getting the pages from a bvec. */ static void bio_get_page(struct dpages *dp, struct page **p, - unsigned long *len, unsigned *offset) + unsigned long *len, unsigned int *offset) { struct bio_vec bvec = bvec_iter_bvec((struct bio_vec *)dp->context_ptr, dp->context_bi); @@ -244,7 +244,7 @@ static void bio_dp_init(struct dpages *dp, struct bio *bio) * Functions for getting the pages from a VMA. */ static void vm_get_page(struct dpages *dp, - struct page **p, unsigned long *len, unsigned *offset) + struct page **p, unsigned long *len, unsigned int *offset) { *p = vmalloc_to_page(dp->context_ptr); *offset = dp->context_u; @@ -269,7 +269,7 @@ static void vm_dp_init(struct dpages *dp, void *data) * Functions for getting the pages from kernel memory. */ static void km_get_page(struct dpages *dp, struct page **p, unsigned long *len, - unsigned *offset) + unsigned int *offset) { *p = virt_to_page(dp->context_ptr); *offset = dp->context_u; @@ -293,15 +293,15 @@ static void km_dp_init(struct dpages *dp, void *data) /*----------------------------------------------------------------- * IO routines that accept a list of pages. *---------------------------------------------------------------*/ -static void do_region(const blk_opf_t opf, unsigned region, +static void do_region(const blk_opf_t opf, unsigned int region, struct dm_io_region *where, struct dpages *dp, struct io *io) { struct bio *bio; struct page *page; unsigned long len; - unsigned offset; - unsigned num_bvecs; + unsigned int offset; + unsigned int num_bvecs; sector_t remaining = where->count; struct request_queue *q = bdev_get_queue(where->bdev); sector_t num_sectors; @@ -508,7 +508,7 @@ static int dp_init(struct dm_io_request *io_req, struct dpages *dp, return 0; }

-int dm_io(struct dm_io_request *io_req, unsigned num_regions, +int dm_io(struct dm_io_request *io_req, unsigned int num_regions, struct dm_io_region *where, unsigned long *sync_error_bits) { int r; diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index fdb7846a97a4..41d55218b076 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -31,7 +31,7 @@ struct dm_file { * poll will wait until the global event number is greater than * this value. */ - volatile unsigned global_event_nr; + volatile unsigned int global_event_nr; };

/*----------------------------------------------------------------- @@ -413,7 +413,7 @@ static struct mapped_device *dm_hash_rename(struct dm_ioctl *param, struct hash_cell *hc; struct dm_table *table; struct mapped_device *md; - unsigned change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0; + unsigned int change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0; int srcu_idx;

/* @@ -1021,7 +1021,7 @@ static int dev_rename(struct file *filp, struct dm_ioctl *param, size_t param_si int r; char *new_data = (char *) param + param->data_start; struct mapped_device *md; - unsigned change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0; + unsigned int change_uuid = (param->flags & DM_UUID_FLAG) ? 1 : 0;

if (new_data < param->data || invalid_str(new_data, (void *) param + param_size) || !*new_data || @@ -1096,7 +1096,7 @@ static int dev_set_geometry(struct file *filp, struct dm_ioctl *param, size_t pa static int do_suspend(struct dm_ioctl *param) { int r = 0; - unsigned suspend_flags = DM_SUSPEND_LOCKFS_FLAG; + unsigned int suspend_flags = DM_SUSPEND_LOCKFS_FLAG; struct mapped_device *md;

md = find_device(param); @@ -1125,7 +1125,7 @@ static int do_suspend(struct dm_ioctl *param) static int do_resume(struct dm_ioctl *param) { int r = 0; - unsigned suspend_flags = DM_SUSPEND_LOCKFS_FLAG; + unsigned int suspend_flags = DM_SUSPEND_LOCKFS_FLAG; struct hash_cell *hc; struct mapped_device *md; struct dm_table *new_map, *old_map = NULL; @@ -1243,7 +1243,7 @@ static void retrieve_status(struct dm_table *table, char *outbuf, *outptr; status_type_t type; size_t remaining, len, used = 0; - unsigned status_flags = 0; + unsigned int status_flags = 0;

outptr = outbuf = get_result_buffer(param, param_size, &len);

@@ -1648,8 +1648,8 @@ static int table_status(struct file *filp, struct dm_ioctl *param, size_t param_ * Returns a number <= 1 if message was processed by device mapper. * Returns 2 if message should be delivered to the target. */ -static int message_for_md(struct mapped_device *md, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int message_for_md(struct mapped_device *md, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r;

@@ -1859,7 +1859,7 @@ static int copy_params(struct dm_ioctl __user *user, struct dm_ioctl *param_kern struct dm_ioctl *dmi; int secure_data; const size_t minimum_data_size = offsetof(struct dm_ioctl, data); - unsigned noio_flag; + unsigned int noio_flag;

if (copy_from_user(param_kernel, user, minimum_data_size)) return -EFAULT; diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c index 4d3bbbea2e9a..0ef78e56aa88 100644 --- a/drivers/md/dm-kcopyd.c +++ b/drivers/md/dm-kcopyd.c @@ -34,14 +34,14 @@ #define DEFAULT_SUB_JOB_SIZE_KB 512 #define MAX_SUB_JOB_SIZE_KB 1024

-static unsigned kcopyd_subjob_size_kb = DEFAULT_SUB_JOB_SIZE_KB; +static unsigned int kcopyd_subjob_size_kb = DEFAULT_SUB_JOB_SIZE_KB;

module_param(kcopyd_subjob_size_kb, uint, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(kcopyd_subjob_size_kb, "Sub-job size for dm-kcopyd clients");

-static unsigned dm_get_kcopyd_subjob_size(void) +static unsigned int dm_get_kcopyd_subjob_size(void) { - unsigned sub_job_size_kb; + unsigned int sub_job_size_kb;

sub_job_size_kb = __dm_get_module_param(&kcopyd_subjob_size_kb, DEFAULT_SUB_JOB_SIZE_KB, @@ -56,9 +56,9 @@ static unsigned dm_get_kcopyd_subjob_size(void) *---------------------------------------------------------------*/ struct dm_kcopyd_client { struct page_list *pages; - unsigned nr_reserved_pages; - unsigned nr_free_pages; - unsigned sub_job_size; + unsigned int nr_reserved_pages; + unsigned int nr_free_pages; + unsigned int sub_job_size;

struct dm_io_client *io_client;

@@ -119,7 +119,7 @@ static DEFINE_SPINLOCK(throttle_spinlock);

static void io_job_start(struct dm_kcopyd_throttle *t) { - unsigned throttle, now, difference; + unsigned int throttle, now, difference; int slept = 0, skew;

if (unlikely(!t)) @@ -182,7 +182,7 @@ static void io_job_finish(struct dm_kcopyd_throttle *t) goto skip_limit;

if (!t->num_io_jobs) { - unsigned now, difference; + unsigned int now, difference;

now = jiffies; difference = now - t->last_jiffies; @@ -303,9 +303,9 @@ static void drop_pages(struct page_list *pl) /* * Allocate and reserve nr_pages for the use of a specific client. */ -static int client_reserve_pages(struct dm_kcopyd_client *kc, unsigned nr_pages) +static int client_reserve_pages(struct dm_kcopyd_client *kc, unsigned int nr_pages) { - unsigned i; + unsigned int i; struct page_list *pl = NULL, *next;

for (i = 0; i < nr_pages; i++) { @@ -341,7 +341,7 @@ static void client_free_pages(struct dm_kcopyd_client *kc) struct kcopyd_job { struct dm_kcopyd_client *kc; struct list_head list; - unsigned flags; + unsigned int flags;

/* * Error state of the job. @@ -582,7 +582,7 @@ static int run_io_job(struct kcopyd_job *job) static int run_pages_job(struct kcopyd_job *job) { int r; - unsigned nr_pages = dm_div_up(job->dests[0].count, PAGE_SIZE >> 9); + unsigned int nr_pages = dm_div_up(job->dests[0].count, PAGE_SIZE >> 9);

r = kcopyd_get_pages(job->kc, nr_pages, &job->pages); if (!r) { @@ -849,8 +849,8 @@ void dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from, EXPORT_SYMBOL(dm_kcopyd_copy);

void dm_kcopyd_zero(struct dm_kcopyd_client *kc, - unsigned num_dests, struct dm_io_region *dests, - unsigned flags, dm_kcopyd_notify_fn fn, void *context) + unsigned int num_dests, struct dm_io_region *dests, + unsigned int flags, dm_kcopyd_notify_fn fn, void *context) { dm_kcopyd_copy(kc, NULL, num_dests, dests, flags, fn, context); } @@ -906,7 +906,7 @@ int kcopyd_cancel(struct kcopyd_job *job, int block) struct dm_kcopyd_client *dm_kcopyd_client_create(struct dm_kcopyd_throttle *throttle) { int r; - unsigned reserve_pages; + unsigned int reserve_pages; struct dm_kcopyd_client *kc;

kc = kzalloc(sizeof(*kc), GFP_KERNEL); diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c index 3212ef6aa81b..26b1af646177 100644 --- a/drivers/md/dm-linear.c +++ b/drivers/md/dm-linear.c @@ -95,7 +95,7 @@ static int linear_map(struct dm_target *ti, struct bio *bio) }

static void linear_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct linear_c *lc = (struct linear_c *) ti->private; size_t sz = 0; diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c index 9ab93ebea889..9fc69382692b 100644 --- a/drivers/md/dm-log-userspace-base.c +++ b/drivers/md/dm-log-userspace-base.c @@ -123,7 +123,7 @@ static int userspace_do_request(struct log_c *lc, const char *uuid, }

static int build_constructor_string(struct dm_target *ti, - unsigned argc, char **argv, + unsigned int argc, char **argv, char **ctr_str) { int i, str_size; @@ -188,7 +188,7 @@ static void do_flush(struct work_struct *work) * to the userspace ctr function. */ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti, - unsigned argc, char **argv) + unsigned int argc, char **argv) { int r = 0; int str_size; @@ -792,7 +792,7 @@ static region_t userspace_get_sync_count(struct dm_dirty_log *log) * Returns: amount of space consumed */ static int userspace_status(struct dm_dirty_log *log, status_type_t status_type, - char *result, unsigned maxlen) + char *result, unsigned int maxlen) { int r = 0; char *table_args; diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c index fdf8ec304f8d..072559b709ed 100644 --- a/drivers/md/dm-log-userspace-transfer.c +++ b/drivers/md/dm-log-userspace-transfer.c @@ -142,7 +142,7 @@ static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) fill_pkg(msg, NULL); else if (msg->len < sizeof(*tfr)) DMERR("Incomplete message received (expected %u, got %u): [%u]", - (unsigned)sizeof(*tfr), msg->len, msg->seq); + (unsigned int)sizeof(*tfr), msg->len, msg->seq); else fill_pkg(NULL, tfr); spin_unlock(&receiving_list_lock); diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index 178e13a5b059..efdfb2e1868a 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -792,10 +792,10 @@ static int normal_end_io(struct dm_target *ti, struct bio *bio, * INFO format: <logged entries> <highest allocated sector> */ static void log_writes_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, - unsigned maxlen) + unsigned int status_flags, char *result, + unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0; struct log_writes_c *lc = ti->private;

switch (type) { @@ -844,8 +844,8 @@ static int log_writes_iterate_devices(struct dm_target *ti, * Messages supported: * mark <mark data> - specify the marked data. */ -static int log_writes_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int log_writes_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r = -EINVAL; struct log_writes_c *lc = ti->private; diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c index cf10fa667797..159f2c05dfd3 100644 --- a/drivers/md/dm-log.c +++ b/drivers/md/dm-log.c @@ -223,7 +223,7 @@ struct log_c { unsigned int region_count; region_t sync_count;

- unsigned bitset_uint32_count; + unsigned int bitset_uint32_count; uint32_t *clean_bits; uint32_t *sync_bits; uint32_t *recovering_bits; /* FIXME: this seems excessive */ @@ -255,20 +255,20 @@ struct log_c { * The touched member needs to be updated every time we access * one of the bitsets. */ -static inline int log_test_bit(uint32_t *bs, unsigned bit) +static inline int log_test_bit(uint32_t *bs, unsigned int bit) { return test_bit_le(bit, bs) ? 1 : 0; }

static inline void log_set_bit(struct log_c *l, - uint32_t *bs, unsigned bit) + uint32_t *bs, unsigned int bit) { __set_bit_le(bit, bs); l->touched_cleaned = 1; }

static inline void log_clear_bit(struct log_c *l, - uint32_t *bs, unsigned bit) + uint32_t *bs, unsigned int bit) { __clear_bit_le(bit, bs); l->touched_dirtied = 1; @@ -582,7 +582,7 @@ static void fail_log_device(struct log_c *lc) static int disk_resume(struct dm_dirty_log *log) { int r; - unsigned i; + unsigned int i; struct log_c *lc = (struct log_c *) log->context; size_t size = lc->bitset_uint32_count * sizeof(uint32_t);

diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index 0e325469a252..91c25ad8eed8 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -29,7 +29,7 @@

#define DM_MSG_PREFIX "multipath" #define DM_PG_INIT_DELAY_MSECS 2000 -#define DM_PG_INIT_DELAY_DEFAULT ((unsigned) -1) +#define DM_PG_INIT_DELAY_DEFAULT ((unsigned int) -1) #define QUEUE_IF_NO_PATH_TIMEOUT_DEFAULT 0

static unsigned long queue_if_no_path_timeout_secs = QUEUE_IF_NO_PATH_TIMEOUT_DEFAULT; @@ -39,7 +39,7 @@ struct pgpath { struct list_head list;

struct priority_group *pg; /* Owning PG */ - unsigned fail_count; /* Cumulative failure count */ + unsigned int fail_count; /* Cumulative failure count */

struct dm_path path; struct delayed_work activate_path; @@ -59,8 +59,8 @@ struct priority_group { struct multipath *m; /* Owning multipath instance */ struct path_selector ps;

- unsigned pg_num; /* Reference number */ - unsigned nr_pgpaths; /* Number of paths in PG */ + unsigned int pg_num; /* Reference number */ + unsigned int nr_pgpaths; /* Number of paths in PG */ struct list_head pgpaths;

bool bypassed:1; /* Temporarily bypass this PG? */ @@ -78,14 +78,14 @@ struct multipath { struct priority_group *next_pg; /* Switch to this PG if set */

atomic_t nr_valid_paths; /* Total number of usable paths */ - unsigned nr_priority_groups; + unsigned int nr_priority_groups; struct list_head priority_groups;

const char *hw_handler_name; char *hw_handler_params; wait_queue_head_t pg_init_wait; /* Wait for pg_init completion */ - unsigned pg_init_retries; /* Number of times to retry pg_init */ - unsigned pg_init_delay_msecs; /* Number of msecs before pg_init retry */ + unsigned int pg_init_retries; /* Number of times to retry pg_init */ + unsigned int pg_init_delay_msecs; /* Number of msecs before pg_init retry */ atomic_t pg_init_in_progress; /* Only one pg_init allowed at once */ atomic_t pg_init_count; /* Number of times pg_init called */

@@ -397,7 +397,7 @@ static struct pgpath *choose_pgpath(struct multipath *m, size_t nr_bytes) unsigned long flags; struct priority_group *pg; struct pgpath *pgpath; - unsigned bypassed = 1; + unsigned int bypassed = 1;

if (!atomic_read(&m->nr_valid_paths)) { spin_lock_irqsave(&m->lock, flags); @@ -840,7 +840,7 @@ static int parse_path_selector(struct dm_arg_set *as, struct priority_group *pg, { int r; struct path_selector_type *pst; - unsigned ps_argc; + unsigned int ps_argc;

static const struct dm_arg _args[] = { {0, 1024, "invalid number of path selector args"}, @@ -983,7 +983,7 @@ static struct priority_group *parse_priority_group(struct dm_arg_set *as, };

int r; - unsigned i, nr_selector_args, nr_args; + unsigned int i, nr_selector_args, nr_args; struct priority_group *pg; struct dm_target *ti = m->ti;

@@ -1049,7 +1049,7 @@ static struct priority_group *parse_priority_group(struct dm_arg_set *as,

static int parse_hw_handler(struct dm_arg_set *as, struct multipath *m) { - unsigned hw_argc; + unsigned int hw_argc; int ret; struct dm_target *ti = m->ti;

@@ -1101,7 +1101,7 @@ static int parse_hw_handler(struct dm_arg_set *as, struct multipath *m) static int parse_features(struct dm_arg_set *as, struct multipath *m) { int r; - unsigned argc; + unsigned int argc; struct dm_target *ti = m->ti; const char *arg_name;

@@ -1170,7 +1170,7 @@ static int parse_features(struct dm_arg_set *as, struct multipath *m) return r; }

-static int multipath_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int multipath_ctr(struct dm_target *ti, unsigned int argc, char **argv) { /* target arguments */ static const struct dm_arg _args[] = { @@ -1181,8 +1181,8 @@ static int multipath_ctr(struct dm_target *ti, unsigned argc, char **argv) int r; struct multipath *m; struct dm_arg_set as; - unsigned pg_count = 0; - unsigned next_pg_num; + unsigned int pg_count = 0; + unsigned int next_pg_num; unsigned long flags;

as.argc = argc; @@ -1224,7 +1224,7 @@ static int multipath_ctr(struct dm_target *ti, unsigned argc, char **argv) /* parse the priority groups */ while (as.argc) { struct priority_group *pg; - unsigned nr_valid_paths = atomic_read(&m->nr_valid_paths); + unsigned int nr_valid_paths = atomic_read(&m->nr_valid_paths);

pg = parse_priority_group(&as, m); if (IS_ERR(pg)) { @@ -1365,7 +1365,7 @@ static int reinstate_path(struct pgpath *pgpath) int r = 0, run_queue = 0; unsigned long flags; struct multipath *m = pgpath->pg->m; - unsigned nr_valid_paths; + unsigned int nr_valid_paths;

spin_lock_irqsave(&m->lock, flags);

@@ -1454,7 +1454,7 @@ static void bypass_pg(struct multipath *m, struct priority_group *pg, static int switch_pg_num(struct multipath *m, const char *pgstr) { struct priority_group *pg; - unsigned pgnum; + unsigned int pgnum; unsigned long flags; char dummy;

@@ -1487,7 +1487,7 @@ static int switch_pg_num(struct multipath *m, const char *pgstr) static int bypass_pg_num(struct multipath *m, const char *pgstr, bool bypassed) { struct priority_group *pg; - unsigned pgnum; + unsigned int pgnum; char dummy;

if (!pgstr || (sscanf(pgstr, "%u%c", &pgnum, &dummy) != 1) || !pgnum || @@ -1789,14 +1789,14 @@ static void multipath_resume(struct dm_target *ti) * num_paths num_selector_args [path_dev [selector_args]* ]+ ]+ */ static void multipath_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { int sz = 0, pg_counter, pgpath_counter; unsigned long flags; struct multipath *m = ti->private; struct priority_group *pg; struct pgpath *p; - unsigned pg_num; + unsigned int pg_num; char state;

spin_lock_irqsave(&m->lock, flags); @@ -1948,8 +1948,8 @@ static void multipath_status(struct dm_target *ti, status_type_t type, spin_unlock_irqrestore(&m->lock, flags); }

-static int multipath_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int multipath_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r = -EINVAL; struct dm_dev *dev; diff --git a/drivers/md/dm-mpath.h b/drivers/md/dm-mpath.h index e230f7196259..5343698fe5f1 100644 --- a/drivers/md/dm-mpath.h +++ b/drivers/md/dm-mpath.h @@ -17,6 +17,6 @@ struct dm_path { };

/* Callback for hwh_pg_init_fn to use when complete */ -void dm_pg_init_complete(struct dm_path *path, unsigned err_flags); +void dm_pg_init_complete(struct dm_path *path, unsigned int err_flags);

#endif diff --git a/drivers/md/dm-path-selector.h b/drivers/md/dm-path-selector.h index 83cac2b04b66..0f2b37af8766 100644 --- a/drivers/md/dm-path-selector.h +++ b/drivers/md/dm-path-selector.h @@ -52,7 +52,7 @@ struct path_selector_type { /* * Constructs a path selector object, takes custom arguments */ - int (*create) (struct path_selector *ps, unsigned argc, char **argv); + int (*create) (struct path_selector *ps, unsigned int argc, char **argv); void (*destroy) (struct path_selector *ps);

/* diff --git a/drivers/md/dm-ps-io-affinity.c b/drivers/md/dm-ps-io-affinity.c index f74501e65a8e..76ce4ce87222 100644 --- a/drivers/md/dm-ps-io-affinity.c +++ b/drivers/md/dm-ps-io-affinity.c @@ -108,7 +108,7 @@ static int ioa_add_path(struct path_selector *ps, struct dm_path *path, return ret; }

-static int ioa_create(struct path_selector *ps, unsigned argc, char **argv) +static int ioa_create(struct path_selector *ps, unsigned int argc, char **argv) { struct selector *s;

@@ -138,7 +138,7 @@ static int ioa_create(struct path_selector *ps, unsigned argc, char **argv) static void ioa_destroy(struct path_selector *ps) { struct selector *s = ps->context; - unsigned cpu; + unsigned int cpu;

for_each_cpu(cpu, s->path_mask) ioa_free_path(s, cpu); diff --git a/drivers/md/dm-ps-queue-length.c b/drivers/md/dm-ps-queue-length.c index cef70657bbbc..6fbec9fc242d 100644 --- a/drivers/md/dm-ps-queue-length.c +++ b/drivers/md/dm-ps-queue-length.c @@ -35,7 +35,7 @@ struct selector { struct path_info { struct list_head list; struct dm_path *path; - unsigned repeat_count; + unsigned int repeat_count; atomic_t qlen; /* the number of in-flight I/Os */ };

@@ -52,7 +52,7 @@ static struct selector *alloc_selector(void) return s; }

-static int ql_create(struct path_selector *ps, unsigned argc, char **argv) +static int ql_create(struct path_selector *ps, unsigned int argc, char **argv) { struct selector *s = alloc_selector();

@@ -84,9 +84,9 @@ static void ql_destroy(struct path_selector *ps) }

static int ql_status(struct path_selector *ps, struct dm_path *path, - status_type_t type, char *result, unsigned maxlen) + status_type_t type, char *result, unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0; struct path_info *pi;

/* When called with NULL path, return selector status/args. */ @@ -116,7 +116,7 @@ static int ql_add_path(struct path_selector *ps, struct dm_path *path, { struct selector *s = ps->context; struct path_info *pi; - unsigned repeat_count = QL_MIN_IO; + unsigned int repeat_count = QL_MIN_IO; char dummy; unsigned long flags;

diff --git a/drivers/md/dm-ps-round-robin.c b/drivers/md/dm-ps-round-robin.c index 27f44c5fa04e..1d07392b5ed4 100644 --- a/drivers/md/dm-ps-round-robin.c +++ b/drivers/md/dm-ps-round-robin.c @@ -26,7 +26,7 @@ struct path_info { struct list_head list; struct dm_path *path; - unsigned repeat_count; + unsigned int repeat_count; };

static void free_paths(struct list_head *paths) @@ -62,7 +62,7 @@ static struct selector *alloc_selector(void) return s; }

-static int rr_create(struct path_selector *ps, unsigned argc, char **argv) +static int rr_create(struct path_selector *ps, unsigned int argc, char **argv) { struct selector *s;

@@ -119,7 +119,7 @@ static int rr_add_path(struct path_selector *ps, struct dm_path *path, { struct selector *s = ps->context; struct path_info *pi; - unsigned repeat_count = RR_MIN_IO; + unsigned int repeat_count = RR_MIN_IO; char dummy; unsigned long flags;

diff --git a/drivers/md/dm-ps-service-time.c b/drivers/md/dm-ps-service-time.c index 3ec9c33265c5..84d26234dc05 100644 --- a/drivers/md/dm-ps-service-time.c +++ b/drivers/md/dm-ps-service-time.c @@ -30,8 +30,8 @@ struct selector { struct path_info { struct list_head list; struct dm_path *path; - unsigned repeat_count; - unsigned relative_throughput; + unsigned int repeat_count; + unsigned int relative_throughput; atomic_t in_flight_size; /* Total size of in-flight I/Os */ };

@@ -48,7 +48,7 @@ static struct selector *alloc_selector(void) return s; }

-static int st_create(struct path_selector *ps, unsigned argc, char **argv) +static int st_create(struct path_selector *ps, unsigned int argc, char **argv) { struct selector *s = alloc_selector();

@@ -80,9 +80,9 @@ static void st_destroy(struct path_selector *ps) }

static int st_status(struct path_selector *ps, struct dm_path *path, - status_type_t type, char *result, unsigned maxlen) + status_type_t type, char *result, unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0; struct path_info *pi;

if (!path) @@ -113,8 +113,8 @@ static int st_add_path(struct path_selector *ps, struct dm_path *path, { struct selector *s = ps->context; struct path_info *pi; - unsigned repeat_count = ST_MIN_IO; - unsigned relative_throughput = 1; + unsigned int repeat_count = ST_MIN_IO; + unsigned int relative_throughput = 1; char dummy; unsigned long flags;

diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index 54263679a7b1..b26c12856b1d 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -3712,7 +3712,7 @@ static void raid_status(struct dm_target *ti, status_type_t type, }

static int raid_message(struct dm_target *ti, unsigned int argc, char **argv, - char *result, unsigned maxlen) + char *result, unsigned int maxlen) { struct raid_set *rs = ti->private; struct mddev *mddev = &rs->md; diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index 06a38dc32025..8bd7e87d3538 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -82,7 +82,7 @@ struct mirror_set {

struct work_struct trigger_event;

- unsigned nr_mirrors; + unsigned int nr_mirrors; struct mirror mirror[]; };

@@ -327,7 +327,7 @@ static void recovery_complete(int read_err, unsigned long write_err,

static void recover(struct mirror_set *ms, struct dm_region *reg) { - unsigned i; + unsigned int i; struct dm_io_region from, to[DM_KCOPYD_MAX_REGIONS], *dest; struct mirror *m; unsigned long flags = 0; @@ -593,7 +593,7 @@ static void do_reads(struct mirror_set *ms, struct bio_list *reads)

static void write_callback(unsigned long error, void *context) { - unsigned i; + unsigned int i; struct bio *bio = (struct bio *) context; struct mirror_set *ms; int should_wake = 0; @@ -963,10 +963,10 @@ static int get_mirror(struct mirror_set *ms, struct dm_target *ti, * Create dirty log: log_type #log_params <log_params> */ static struct dm_dirty_log *create_dirty_log(struct dm_target *ti, - unsigned argc, char **argv, - unsigned *args_used) + unsigned int argc, char **argv, + unsigned int *args_used) { - unsigned param_count; + unsigned int param_count; struct dm_dirty_log *dl; char dummy;

@@ -997,10 +997,10 @@ static struct dm_dirty_log *create_dirty_log(struct dm_target *ti, return dl; }

-static int parse_features(struct mirror_set *ms, unsigned argc, char **argv, - unsigned *args_used) +static int parse_features(struct mirror_set *ms, unsigned int argc, char **argv, + unsigned int *args_used) { - unsigned num_features; + unsigned int num_features; struct dm_target *ti = ms->ti; char dummy; int i; @@ -1389,7 +1389,7 @@ static char device_status_char(struct mirror *m)

static void mirror_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { unsigned int m, sz = 0; int num_feature_args = 0; @@ -1458,7 +1458,7 @@ static int mirror_iterate_devices(struct dm_target *ti, { struct mirror_set *ms = ti->private; int ret = 0; - unsigned i; + unsigned int i;

for (i = 0; !ret && i < ms->nr_mirrors; i++) ret = fn(ti, ms->mirror[i].dev, diff --git a/drivers/md/dm-region-hash.c b/drivers/md/dm-region-hash.c index 1f760451e6f4..adbdb4b67137 100644 --- a/drivers/md/dm-region-hash.c +++ b/drivers/md/dm-region-hash.c @@ -56,17 +56,17 @@ *---------------------------------------------------------------*/ struct dm_region_hash { uint32_t region_size; - unsigned region_shift; + unsigned int region_shift;

/* holds persistent region state */ struct dm_dirty_log *log;

/* hash table */ rwlock_t hash_lock; - unsigned mask; - unsigned nr_buckets; - unsigned prime; - unsigned shift; + unsigned int mask; + unsigned int nr_buckets; + unsigned int prime; + unsigned int shift; struct list_head *buckets;

/* @@ -74,7 +74,7 @@ struct dm_region_hash { */ int flush_failure;

- unsigned max_recovery; /* Max # of regions to recover in parallel */ + unsigned int max_recovery; /* Max # of regions to recover in parallel */

spinlock_t region_lock; atomic_t recovery_in_flight; @@ -163,12 +163,12 @@ struct dm_region_hash *dm_region_hash_create( struct bio_list *bios), void (*wakeup_workers)(void *context), void (*wakeup_all_recovery_waiters)(void *context), - sector_t target_begin, unsigned max_recovery, + sector_t target_begin, unsigned int max_recovery, struct dm_dirty_log *log, uint32_t region_size, region_t nr_regions) { struct dm_region_hash *rh; - unsigned nr_buckets, max_buckets; + unsigned int nr_buckets, max_buckets; size_t i; int ret;

@@ -236,7 +236,7 @@ EXPORT_SYMBOL_GPL(dm_region_hash_create);

void dm_region_hash_destroy(struct dm_region_hash *rh) { - unsigned h; + unsigned int h; struct dm_region *reg, *nreg;

BUG_ON(!list_empty(&rh->quiesced_regions)); @@ -263,9 +263,9 @@ struct dm_dirty_log *dm_rh_dirty_log(struct dm_region_hash *rh) } EXPORT_SYMBOL_GPL(dm_rh_dirty_log);

-static unsigned rh_hash(struct dm_region_hash *rh, region_t region) +static unsigned int rh_hash(struct dm_region_hash *rh, region_t region) { - return (unsigned) ((region * rh->prime) >> rh->shift) & rh->mask; + return (unsigned int) ((region * rh->prime) >> rh->shift) & rh->mask; }

static struct dm_region *__rh_lookup(struct dm_region_hash *rh, region_t region) diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index a41209a43506..80f46e01bca4 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -23,33 +23,33 @@ struct dm_rq_target_io { union map_info info; struct dm_stats_aux stats_aux; unsigned long duration_jiffies; - unsigned n_sectors; - unsigned completed; + unsigned int n_sectors; + unsigned int completed; };

#define DM_MQ_NR_HW_QUEUES 1 #define DM_MQ_QUEUE_DEPTH 2048 -static unsigned dm_mq_nr_hw_queues = DM_MQ_NR_HW_QUEUES; -static unsigned dm_mq_queue_depth = DM_MQ_QUEUE_DEPTH; +static unsigned int dm_mq_nr_hw_queues = DM_MQ_NR_HW_QUEUES; +static unsigned int dm_mq_queue_depth = DM_MQ_QUEUE_DEPTH;

/* * Request-based DM's mempools' reserved IOs set by the user. */ #define RESERVED_REQUEST_BASED_IOS 256 -static unsigned reserved_rq_based_ios = RESERVED_REQUEST_BASED_IOS; +static unsigned int reserved_rq_based_ios = RESERVED_REQUEST_BASED_IOS;

-unsigned dm_get_reserved_rq_based_ios(void) +unsigned int dm_get_reserved_rq_based_ios(void) { return __dm_get_module_param(&reserved_rq_based_ios, RESERVED_REQUEST_BASED_IOS, DM_RESERVED_MAX_IOS); }

-static unsigned dm_get_blk_mq_nr_hw_queues(void) +static unsigned int dm_get_blk_mq_nr_hw_queues(void) { return __dm_get_module_param(&dm_mq_nr_hw_queues, 1, 32); }

-static unsigned dm_get_blk_mq_queue_depth(void) +static unsigned int dm_get_blk_mq_queue_depth(void) { return __dm_get_module_param(&dm_mq_queue_depth, DM_MQ_QUEUE_DEPTH, BLK_MQ_MAX_DEPTH); diff --git a/drivers/md/dm-rq.h b/drivers/md/dm-rq.h index 1eea0da641db..2c97ad145140 100644 --- a/drivers/md/dm-rq.h +++ b/drivers/md/dm-rq.h @@ -38,7 +38,7 @@ void dm_stop_queue(struct request_queue *q);

void dm_mq_kick_requeue_list(struct mapped_device *md);

-unsigned dm_get_reserved_rq_based_ios(void); +unsigned int dm_get_reserved_rq_based_ios(void);

ssize_t dm_attr_rq_based_seq_io_merge_deadline_show(struct mapped_device *md, char *buf); ssize_t dm_attr_rq_based_seq_io_merge_deadline_store(struct mapped_device *md, diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c index 680cc05ec654..5176810f5d24 100644 --- a/drivers/md/dm-snap-persistent.c +++ b/drivers/md/dm-snap-persistent.c @@ -303,7 +303,7 @@ static int read_header(struct pstore *ps, int *new_snapshot) { int r; struct disk_header *dh; - unsigned chunk_size; + unsigned int chunk_size; int chunk_size_supplied = 1; char *chunk_err;

@@ -895,11 +895,11 @@ static int persistent_ctr(struct dm_exception_store *store, char *options) return r; }

-static unsigned persistent_status(struct dm_exception_store *store, +static unsigned int persistent_status(struct dm_exception_store *store, status_type_t status, char *result, - unsigned maxlen) + unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0;

switch (status) { case STATUSTYPE_INFO: diff --git a/drivers/md/dm-snap-transient.c b/drivers/md/dm-snap-transient.c index 0e0ae4c36b37..d83a0565bd10 100644 --- a/drivers/md/dm-snap-transient.c +++ b/drivers/md/dm-snap-transient.c @@ -84,11 +84,11 @@ static int transient_ctr(struct dm_exception_store *store, char *options) return 0; }

-static unsigned transient_status(struct dm_exception_store *store, +static unsigned int transient_status(struct dm_exception_store *store, status_type_t status, char *result, - unsigned maxlen) + unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0;

switch (status) { case STATUSTYPE_INFO: diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index d1c2f84d27e3..c64d987c544d 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -41,7 +41,7 @@ static const char dm_snapshot_merge_target_name[] = "snapshot-merge";

struct dm_exception_table { uint32_t hash_mask; - unsigned hash_shift; + unsigned int hash_shift; struct hlist_bl_head *table; };

@@ -106,7 +106,7 @@ struct dm_snapshot { /* The on disk metadata handler */ struct dm_exception_store *store;

- unsigned in_progress; + unsigned int in_progress; struct wait_queue_head in_progress_wait;

struct dm_kcopyd_client *kcopyd_client; @@ -161,7 +161,7 @@ struct dm_snapshot { */ #define DEFAULT_COW_THRESHOLD 2048

-static unsigned cow_threshold = DEFAULT_COW_THRESHOLD; +static unsigned int cow_threshold = DEFAULT_COW_THRESHOLD; module_param_named(snapshot_cow_threshold, cow_threshold, uint, 0644); MODULE_PARM_DESC(snapshot_cow_threshold, "Maximum number of chunks being copied on write");

@@ -324,7 +324,7 @@ struct origin { struct dm_origin { struct dm_dev *dev; struct dm_target *ti; - unsigned split_boundary; + unsigned int split_boundary; struct list_head hash_list; };

@@ -377,7 +377,7 @@ static void exit_origin_hash(void) kfree(_dm_origins); }

-static unsigned origin_hash(struct block_device *bdev) +static unsigned int origin_hash(struct block_device *bdev) { return bdev->bd_dev & ORIGIN_MASK; } @@ -652,7 +652,7 @@ static void dm_exception_table_unlock(struct dm_exception_table_lock *lock) }

static int dm_exception_table_init(struct dm_exception_table *et, - uint32_t size, unsigned hash_shift) + uint32_t size, unsigned int hash_shift) { unsigned int i;

@@ -850,7 +850,7 @@ static int dm_add_exception(void *context, chunk_t old, chunk_t new) static uint32_t __minimum_chunk_size(struct origin *o) { struct dm_snapshot *snap; - unsigned chunk_size = rounddown_pow_of_two(UINT_MAX); + unsigned int chunk_size = rounddown_pow_of_two(UINT_MAX);

if (o) list_for_each_entry(snap, &o->snapshots, list) @@ -1010,7 +1010,7 @@ static int remove_single_exception_chunk(struct dm_snapshot *s) }

static int origin_write_extent(struct dm_snapshot *merging_snap, - sector_t sector, unsigned chunk_size); + sector_t sector, unsigned int chunk_size);

static void merge_callback(int read_err, unsigned long write_err, void *context); @@ -1183,7 +1183,7 @@ static int parse_snapshot_features(struct dm_arg_set *as, struct dm_snapshot *s, struct dm_target *ti) { int r; - unsigned argc; + unsigned int argc; const char *arg_name;

static const struct dm_arg _args[] = { @@ -1241,7 +1241,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv) int r = -EINVAL; char *origin_path, *cow_path; dev_t origin_dev, cow_dev; - unsigned args_used, num_flush_bios = 1; + unsigned int args_used, num_flush_bios = 1; fmode_t origin_mode = FMODE_READ;

if (argc < 4) { @@ -2315,11 +2315,11 @@ static void snapshot_merge_resume(struct dm_target *ti) }

static void snapshot_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0; struct dm_snapshot *snap = ti->private; - unsigned num_features; + unsigned int num_features;

switch (type) { case STATUSTYPE_INFO: @@ -2592,7 +2592,7 @@ static int do_origin(struct dm_dev *origin, struct bio *bio, bool limit) * size must be a multiple of merging_snap's chunk_size. */ static int origin_write_extent(struct dm_snapshot *merging_snap, - sector_t sector, unsigned size) + sector_t sector, unsigned int size) { int must_wait = 0; sector_t n; @@ -2668,7 +2668,7 @@ static void origin_dtr(struct dm_target *ti) static int origin_map(struct dm_target *ti, struct bio *bio) { struct dm_origin *o = ti->private; - unsigned available_sectors; + unsigned int available_sectors;

bio_set_dev(bio, o->dev->bdev);

@@ -2679,7 +2679,7 @@ static int origin_map(struct dm_target *ti, struct bio *bio) return DM_MAPIO_REMAPPED;

available_sectors = o->split_boundary - - ((unsigned)bio->bi_iter.bi_sector & (o->split_boundary - 1)); + ((unsigned int)bio->bi_iter.bi_sector & (o->split_boundary - 1));

if (bio_sectors(bio) > available_sectors) dm_accept_partial_bio(bio, available_sectors); @@ -2713,7 +2713,7 @@ static void origin_postsuspend(struct dm_target *ti) }

static void origin_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct dm_origin *o = ti->private;

diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c index d12ba9bce145..7eeb3c2a2492 100644 --- a/drivers/md/dm-stats.c +++ b/drivers/md/dm-stats.c @@ -42,12 +42,12 @@ struct dm_stat_shared { struct dm_stat { struct list_head list_entry; int id; - unsigned stat_flags; + unsigned int stat_flags; size_t n_entries; sector_t start; sector_t end; sector_t step; - unsigned n_histogram_entries; + unsigned int n_histogram_entries; unsigned long long *histogram_boundaries; const char *program_id; const char *aux_data; @@ -63,7 +63,7 @@ struct dm_stat {

struct dm_stats_last_position { sector_t last_sector; - unsigned last_rw; + unsigned int last_rw; };

/* @@ -255,8 +255,8 @@ static void dm_stats_recalc_precise_timestamps(struct dm_stats *stats) }

static int dm_stats_create(struct dm_stats *stats, sector_t start, sector_t end, - sector_t step, unsigned stat_flags, - unsigned n_histogram_entries, + sector_t step, unsigned int stat_flags, + unsigned int n_histogram_entries, unsigned long long *histogram_boundaries, const char *program_id, const char *aux_data, void (*suspend_callback)(struct mapped_device *), @@ -475,11 +475,11 @@ static int dm_stats_delete(struct dm_stats *stats, int id) }

static int dm_stats_list(struct dm_stats *stats, const char *program, - char *result, unsigned maxlen) + char *result, unsigned int maxlen) { struct dm_stat *s; sector_t len; - unsigned sz = 0; + unsigned int sz = 0;

/* * Output format: @@ -499,7 +499,7 @@ static int dm_stats_list(struct dm_stats *stats, const char *program, if (s->stat_flags & STAT_PRECISE_TIMESTAMPS) DMEMIT(" precise_timestamps"); if (s->n_histogram_entries) { - unsigned i; + unsigned int i; DMEMIT(" histogram:"); for (i = 0; i < s->n_histogram_entries; i++) { if (i) @@ -523,7 +523,7 @@ static void dm_stat_round(struct dm_stat *s, struct dm_stat_shared *shared, * This is racy, but so is part_round_stats_single. */ unsigned long long now, difference; - unsigned in_flight_read, in_flight_write; + unsigned int in_flight_read, in_flight_write;

if (likely(!(s->stat_flags & STAT_PRECISE_TIMESTAMPS))) now = jiffies; @@ -534,8 +534,8 @@ static void dm_stat_round(struct dm_stat *s, struct dm_stat_shared *shared, if (!difference) return;

- in_flight_read = (unsigned)atomic_read(&shared->in_flight[READ]); - in_flight_write = (unsigned)atomic_read(&shared->in_flight[WRITE]); + in_flight_read = (unsigned int)atomic_read(&shared->in_flight[READ]); + in_flight_write = (unsigned int)atomic_read(&shared->in_flight[WRITE]); if (in_flight_read) p->io_ticks[READ] += difference; if (in_flight_write) @@ -596,9 +596,9 @@ static void dm_stat_for_entry(struct dm_stat *s, size_t entry, duration = stats_aux->duration_ns; } if (s->n_histogram_entries) { - unsigned lo = 0, hi = s->n_histogram_entries + 1; + unsigned int lo = 0, hi = s->n_histogram_entries + 1; while (lo + 1 < hi) { - unsigned mid = (lo + hi) / 2; + unsigned int mid = (lo + hi) / 2; if (s->histogram_boundaries[mid - 1] > duration) { hi = mid; } else { @@ -656,7 +656,7 @@ static void __dm_stat_bio(struct dm_stat *s, int bi_rw, }

void dm_stats_account_io(struct dm_stats *stats, unsigned long bi_rw, - sector_t bi_sector, unsigned bi_sectors, bool end, + sector_t bi_sector, unsigned int bi_sectors, bool end, unsigned long start_time, struct dm_stats_aux *stats_aux) { @@ -745,7 +745,7 @@ static void __dm_stat_init_temporary_percpu_totals(struct dm_stat_shared *shared shared->tmp.io_ticks_total += READ_ONCE(p->io_ticks_total); shared->tmp.time_in_queue += READ_ONCE(p->time_in_queue); if (s->n_histogram_entries) { - unsigned i; + unsigned int i; for (i = 0; i < s->n_histogram_entries + 1; i++) shared->tmp.histogram[i] += READ_ONCE(p->histogram[i]); } @@ -779,7 +779,7 @@ static void __dm_stat_clear(struct dm_stat *s, size_t idx_start, size_t idx_end, p->time_in_queue -= shared->tmp.time_in_queue; local_irq_enable(); if (s->n_histogram_entries) { - unsigned i; + unsigned int i; for (i = 0; i < s->n_histogram_entries + 1; i++) { local_irq_disable(); p = &s->stat_percpu[smp_processor_id()][x]; @@ -816,7 +816,7 @@ static int dm_stats_clear(struct dm_stats *stats, int id) static unsigned long long dm_jiffies_to_msec64(struct dm_stat *s, unsigned long long j) { unsigned long long result; - unsigned mult; + unsigned int mult;

if (s->stat_flags & STAT_PRECISE_TIMESTAMPS) return j; @@ -836,9 +836,9 @@ static unsigned long long dm_jiffies_to_msec64(struct dm_stat *s, unsigned long

static int dm_stats_print(struct dm_stats *stats, int id, size_t idx_start, size_t idx_len, - bool clear, char *result, unsigned maxlen) + bool clear, char *result, unsigned int maxlen) { - unsigned sz = 0; + unsigned int sz = 0; struct dm_stat *s; size_t x; sector_t start, end, step; @@ -894,7 +894,7 @@ static int dm_stats_print(struct dm_stats *stats, int id, dm_jiffies_to_msec64(s, shared->tmp.io_ticks[READ]), dm_jiffies_to_msec64(s, shared->tmp.io_ticks[WRITE])); if (s->n_histogram_entries) { - unsigned i; + unsigned int i; for (i = 0; i < s->n_histogram_entries + 1; i++) { DMEMIT("%s%llu", !i ? " " : ":", shared->tmp.histogram[i]); } @@ -943,11 +943,11 @@ static int dm_stats_set_aux(struct dm_stats *stats, int id, const char *aux_data return 0; }

-static int parse_histogram(const char *h, unsigned *n_histogram_entries, +static int parse_histogram(const char *h, unsigned int *n_histogram_entries, unsigned long long **histogram_boundaries) { const char *q; - unsigned n; + unsigned int n; unsigned long long last;

*n_histogram_entries = 1; @@ -982,23 +982,23 @@ static int parse_histogram(const char *h, unsigned *n_histogram_entries, }

static int message_stats_create(struct mapped_device *md, - unsigned argc, char **argv, - char *result, unsigned maxlen) + unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r; int id; char dummy; unsigned long long start, end, len, step; - unsigned divisor; + unsigned int divisor; const char *program_id, *aux_data; - unsigned stat_flags = 0; + unsigned int stat_flags = 0;

- unsigned n_histogram_entries = 0; + unsigned int n_histogram_entries = 0; unsigned long long *histogram_boundaries = NULL;

struct dm_arg_set as, as_backup; const char *a; - unsigned feature_args; + unsigned int feature_args;

/* * Input format: @@ -1107,7 +1107,7 @@ static int message_stats_create(struct mapped_device *md, }

static int message_stats_delete(struct mapped_device *md, - unsigned argc, char **argv) + unsigned int argc, char **argv) { int id; char dummy; @@ -1122,7 +1122,7 @@ static int message_stats_delete(struct mapped_device *md, }

static int message_stats_clear(struct mapped_device *md, - unsigned argc, char **argv) + unsigned int argc, char **argv) { int id; char dummy; @@ -1137,8 +1137,8 @@ static int message_stats_clear(struct mapped_device *md, }

static int message_stats_list(struct mapped_device *md, - unsigned argc, char **argv, - char *result, unsigned maxlen) + unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r; const char *program = NULL; @@ -1160,8 +1160,8 @@ static int message_stats_list(struct mapped_device *md, }

static int message_stats_print(struct mapped_device *md, - unsigned argc, char **argv, bool clear, - char *result, unsigned maxlen) + unsigned int argc, char **argv, bool clear, + char *result, unsigned int maxlen) { int id; char dummy; @@ -1187,7 +1187,7 @@ static int message_stats_print(struct mapped_device *md, }

static int message_stats_set_aux(struct mapped_device *md, - unsigned argc, char **argv) + unsigned int argc, char **argv) { int id; char dummy; @@ -1201,8 +1201,8 @@ static int message_stats_set_aux(struct mapped_device *md, return dm_stats_set_aux(dm_get_stats(md), id, argv[2]); }

-int dm_stats_message(struct mapped_device *md, unsigned argc, char **argv, - char *result, unsigned maxlen) +int dm_stats_message(struct mapped_device *md, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r;

diff --git a/drivers/md/dm-stats.h b/drivers/md/dm-stats.h index ee32b099f1cf..c6728c8b4159 100644 --- a/drivers/md/dm-stats.h +++ b/drivers/md/dm-stats.h @@ -26,11 +26,11 @@ void dm_stats_cleanup(struct dm_stats *st);

struct mapped_device;

-int dm_stats_message(struct mapped_device *md, unsigned argc, char **argv, - char *result, unsigned maxlen); +int dm_stats_message(struct mapped_device *md, unsigned int argc, char **argv, + char *result, unsigned int maxlen);

void dm_stats_account_io(struct dm_stats *stats, unsigned long bi_rw, - sector_t bi_sector, unsigned bi_sectors, bool end, + sector_t bi_sector, unsigned int bi_sectors, bool end, unsigned long start_time, struct dm_stats_aux *aux);

diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index baa085cc67bd..a81ed080730a 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -273,7 +273,7 @@ static int stripe_map(struct dm_target *ti, struct bio *bio) { struct stripe_c *sc = ti->private; uint32_t stripe; - unsigned target_bio_nr; + unsigned int target_bio_nr;

if (bio->bi_opf & REQ_PREFLUSH) { target_bio_nr = dm_bio_get_target_bio_nr(bio); @@ -359,7 +359,7 @@ static size_t stripe_dax_recovery_write(struct dm_target *ti, pgoff_t pgoff, */

static void stripe_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct stripe_c *sc = (struct stripe_c *) ti->private; unsigned int sz = 0; @@ -406,7 +406,7 @@ static void stripe_status(struct dm_target *ti, status_type_t type, static int stripe_end_io(struct dm_target *ti, struct bio *bio, blk_status_t *error) { - unsigned i; + unsigned int i; char major_minor[16]; struct stripe_c *sc = ti->private;

@@ -444,7 +444,7 @@ static int stripe_iterate_devices(struct dm_target *ti, { struct stripe_c *sc = ti->private; int ret = 0; - unsigned i = 0; + unsigned int i = 0;

do { ret = fn(ti, sc->stripe[i].dev, @@ -459,7 +459,7 @@ static void stripe_io_hints(struct dm_target *ti, struct queue_limits *limits) { struct stripe_c *sc = ti->private; - unsigned chunk_size = sc->chunk_size << SECTOR_SHIFT; + unsigned int chunk_size = sc->chunk_size << SECTOR_SHIFT;

blk_limits_io_min(limits, chunk_size); blk_limits_io_opt(limits, chunk_size * sc->stripes); diff --git a/drivers/md/dm-switch.c b/drivers/md/dm-switch.c index 534dc2ca8bb0..f734b5a09744 100644 --- a/drivers/md/dm-switch.c +++ b/drivers/md/dm-switch.c @@ -38,9 +38,9 @@ struct switch_path { struct switch_ctx { struct dm_target *ti;

- unsigned nr_paths; /* Number of paths in path_list. */ + unsigned int nr_paths; /* Number of paths in path_list. */

- unsigned region_size; /* Region size in 512-byte sectors */ + unsigned int region_size; /* Region size in 512-byte sectors */ unsigned long nr_regions; /* Number of regions making up the device */ signed char region_size_bits; /* log2 of region_size or -1 */

@@ -56,8 +56,8 @@ struct switch_ctx { struct switch_path path_list[]; };

-static struct switch_ctx *alloc_switch_ctx(struct dm_target *ti, unsigned nr_paths, - unsigned region_size) +static struct switch_ctx *alloc_switch_ctx(struct dm_target *ti, unsigned int nr_paths, + unsigned int region_size) { struct switch_ctx *sctx;

@@ -73,7 +73,7 @@ static struct switch_ctx *alloc_switch_ctx(struct dm_target *ti, unsigned nr_pat return sctx; }

-static int alloc_region_table(struct dm_target *ti, unsigned nr_paths) +static int alloc_region_table(struct dm_target *ti, unsigned int nr_paths) { struct switch_ctx *sctx = ti->private; sector_t nr_regions = ti->len; @@ -124,7 +124,7 @@ static int alloc_region_table(struct dm_target *ti, unsigned nr_paths) }

static void switch_get_position(struct switch_ctx *sctx, unsigned long region_nr, - unsigned long *region_index, unsigned *bit) + unsigned long *region_index, unsigned int *bit) { if (sctx->region_entries_per_slot_bits >= 0) { *region_index = region_nr >> sctx->region_entries_per_slot_bits; @@ -137,10 +137,10 @@ static void switch_get_position(struct switch_ctx *sctx, unsigned long region_nr *bit *= sctx->region_table_entry_bits; }

-static unsigned switch_region_table_read(struct switch_ctx *sctx, unsigned long region_nr) +static unsigned int switch_region_table_read(struct switch_ctx *sctx, unsigned long region_nr) { unsigned long region_index; - unsigned bit; + unsigned int bit;

switch_get_position(sctx, region_nr, &region_index, &bit);

@@ -151,9 +151,9 @@ static unsigned switch_region_table_read(struct switch_ctx *sctx, unsigned long /* * Find which path to use at given offset. */ -static unsigned switch_get_path_nr(struct switch_ctx *sctx, sector_t offset) +static unsigned int switch_get_path_nr(struct switch_ctx *sctx, sector_t offset) { - unsigned path_nr; + unsigned int path_nr; sector_t p;

p = offset; @@ -172,10 +172,10 @@ static unsigned switch_get_path_nr(struct switch_ctx *sctx, sector_t offset) }

static void switch_region_table_write(struct switch_ctx *sctx, unsigned long region_nr, - unsigned value) + unsigned int value) { unsigned long region_index; - unsigned bit; + unsigned int bit; region_table_slot_t pte;

switch_get_position(sctx, region_nr, &region_index, &bit); @@ -191,7 +191,7 @@ static void switch_region_table_write(struct switch_ctx *sctx, unsigned long reg */ static void initialise_region_table(struct switch_ctx *sctx) { - unsigned path_nr = 0; + unsigned int path_nr = 0; unsigned long region_nr;

for (region_nr = 0; region_nr < sctx->nr_regions; region_nr++) { @@ -249,7 +249,7 @@ static void switch_dtr(struct dm_target *ti) * Optional args are to allow for future extension: currently this * parameter must be 0. */ -static int switch_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int switch_ctr(struct dm_target *ti, unsigned int argc, char **argv) { static const struct dm_arg _args[] = { {1, (KMALLOC_MAX_SIZE - sizeof(struct switch_ctx)) / sizeof(struct switch_path), "Invalid number of paths"}, @@ -259,7 +259,7 @@ static int switch_ctr(struct dm_target *ti, unsigned argc, char **argv)

struct switch_ctx *sctx; struct dm_arg_set as; - unsigned nr_paths, region_size, nr_optional_args; + unsigned int nr_paths, region_size, nr_optional_args; int r;

as.argc = argc; @@ -320,7 +320,7 @@ static int switch_map(struct dm_target *ti, struct bio *bio) { struct switch_ctx *sctx = ti->private; sector_t offset = dm_target_offset(ti, bio->bi_iter.bi_sector); - unsigned path_nr = switch_get_path_nr(sctx, offset); + unsigned int path_nr = switch_get_path_nr(sctx, offset);

bio_set_dev(bio, sctx->path_list[path_nr].dmdev->bdev); bio->bi_iter.bi_sector = sctx->path_list[path_nr].start + offset; @@ -371,9 +371,9 @@ static __always_inline unsigned long parse_hex(const char **string) }

static int process_set_region_mappings(struct switch_ctx *sctx, - unsigned argc, char **argv) + unsigned int argc, char **argv) { - unsigned i; + unsigned int i; unsigned long region_index = 0;

for (i = 1; i < argc; i++) { @@ -466,8 +466,8 @@ static int process_set_region_mappings(struct switch_ctx *sctx, * * Only set_region_mappings is supported. */ -static int switch_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int switch_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { static DEFINE_MUTEX(message_mutex);

@@ -487,10 +487,10 @@ static int switch_message(struct dm_target *ti, unsigned argc, char **argv, }

static void switch_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct switch_ctx *sctx = ti->private; - unsigned sz = 0; + unsigned int sz = 0; int path_nr;

switch (type) { @@ -519,7 +519,7 @@ static void switch_status(struct dm_target *ti, status_type_t type, static int switch_prepare_ioctl(struct dm_target *ti, struct block_device **bdev) { struct switch_ctx *sctx = ti->private; - unsigned path_nr; + unsigned int path_nr;

path_nr = switch_get_path_nr(sctx, 0);

diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 078da18bb86d..32b2d3b99d78 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -126,7 +126,7 @@ static int alloc_targets(struct dm_table *t, unsigned int num) }

int dm_table_create(struct dm_table **result, fmode_t mode, - unsigned num_targets, struct mapped_device *md) + unsigned int num_targets, struct mapped_device *md) { struct dm_table *t = kzalloc(sizeof(*t), GFP_KERNEL);

@@ -470,10 +470,10 @@ static int adjoin(struct dm_table *t, struct dm_target *ti) * On the other hand, dm-switch needs to process bulk data using messages and * excessive use of GFP_NOIO could cause trouble. */ -static char **realloc_argv(unsigned *size, char **old_argv) +static char **realloc_argv(unsigned int *size, char **old_argv) { char **argv; - unsigned new_size; + unsigned int new_size; gfp_t gfp;

if (*size) { @@ -499,7 +499,7 @@ static char **realloc_argv(unsigned *size, char **old_argv) int dm_split_args(int *argc, char ***argvp, char *input) { char *start, *end = input, *out, **argv = NULL; - unsigned array_size = 0; + unsigned int array_size = 0;

*argc = 0;

@@ -732,9 +732,8 @@ int dm_table_add_target(struct dm_table *t, const char *type, /* * Target argument parsing helpers. */ -static int validate_next_arg(const struct dm_arg *arg, - struct dm_arg_set *arg_set, - unsigned *value, char **error, unsigned grouped) +static int validate_next_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set, + unsigned int *value, char **error, unsigned int grouped) { const char *arg_str = dm_shift_arg(arg_set); char dummy; @@ -752,14 +751,14 @@ static int validate_next_arg(const struct dm_arg *arg, }

int dm_read_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set, - unsigned *value, char **error) + unsigned int *value, char **error) { return validate_next_arg(arg, arg_set, value, error, 0); } EXPORT_SYMBOL(dm_read_arg);

int dm_read_arg_group(const struct dm_arg *arg, struct dm_arg_set *arg_set, - unsigned *value, char **error) + unsigned int *value, char **error) { return validate_next_arg(arg, arg_set, value, error, 1); } @@ -780,7 +779,7 @@ const char *dm_shift_arg(struct dm_arg_set *as) } EXPORT_SYMBOL(dm_shift_arg);

-void dm_consume_args(struct dm_arg_set *as, unsigned num_args) +void dm_consume_args(struct dm_arg_set *as, unsigned int num_args) { BUG_ON(as->argc < num_args); as->argc -= num_args; @@ -856,7 +855,7 @@ static int device_is_rq_stackable(struct dm_target *ti, struct dm_dev *dev,

static int dm_table_determine_type(struct dm_table *t) { - unsigned bio_based = 0, request_based = 0, hybrid = 0; + unsigned int bio_based = 0, request_based = 0, hybrid = 0; struct dm_target *ti; struct list_head *devices = dm_table_get_devices(t); enum dm_queue_mode live_md_type = dm_get_md_type(t->md); @@ -1535,7 +1534,7 @@ static bool dm_table_any_dev_attr(struct dm_table *t, static int count_device(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data) { - unsigned *num_devices = data; + unsigned int *num_devices = data;

(*num_devices)++;

@@ -1565,7 +1564,7 @@ bool dm_table_has_no_data_devices(struct dm_table *t) { for (unsigned int i = 0; i < t->num_targets; i++) { struct dm_target *ti = dm_table_get_target(t, i); - unsigned num_devices = 0; + unsigned int num_devices = 0;

if (!ti->type->iterate_devices) return false; diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index 6bcc4c4786d8..80545ec54121 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -318,12 +318,12 @@ static void unpack_block_time(uint64_t v, dm_block_t *b, uint32_t *t) */ typedef int (*run_fn)(struct dm_space_map *, dm_block_t, dm_block_t);

-static void with_runs(struct dm_space_map *sm, const __le64 *value_le, unsigned count, run_fn fn) +static void with_runs(struct dm_space_map *sm, const __le64 *value_le, unsigned int count, run_fn fn) { uint64_t b, begin, end; uint32_t t; bool in_run = false; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++, value_le++) { /* We know value_le is 8 byte aligned */ @@ -348,13 +348,13 @@ static void with_runs(struct dm_space_map *sm, const __le64 *value_le, unsigned fn(sm, begin, end); }

-static void data_block_inc(void *context, const void *value_le, unsigned count) +static void data_block_inc(void *context, const void *value_le, unsigned int count) { with_runs((struct dm_space_map *) context, (const __le64 *) value_le, count, dm_sm_inc_blocks); }

-static void data_block_dec(void *context, const void *value_le, unsigned count) +static void data_block_dec(void *context, const void *value_le, unsigned int count) { with_runs((struct dm_space_map *) context, (const __le64 *) value_le, count, dm_sm_dec_blocks); @@ -374,21 +374,21 @@ static int data_block_equal(void *context, const void *value1_le, const void *va return b1 == b2; }

-static void subtree_inc(void *context, const void *value, unsigned count) +static void subtree_inc(void *context, const void *value, unsigned int count) { struct dm_btree_info *info = context; const __le64 *root_le = value; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++, root_le++) dm_tm_inc(info->tm, le64_to_cpu(*root_le)); }

-static void subtree_dec(void *context, const void *value, unsigned count) +static void subtree_dec(void *context, const void *value, unsigned int count) { struct dm_btree_info *info = context; const __le64 *root_le = value; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++, root_le++) if (dm_btree_del(info, le64_to_cpu(*root_le))) @@ -448,10 +448,10 @@ static int superblock_lock(struct dm_pool_metadata *pmd, static int __superblock_all_zeroes(struct dm_block_manager *bm, int *result) { int r; - unsigned i; + unsigned int i; struct dm_block *b; __le64 *data_le, zero = cpu_to_le64(0); - unsigned block_size = dm_bm_block_size(bm) / sizeof(__le64); + unsigned int block_size = dm_bm_block_size(bm) / sizeof(__le64);

/* * We can't use a validator here - it may be all zeroes. @@ -971,7 +971,7 @@ struct dm_pool_metadata *dm_pool_metadata_open(struct block_device *bdev, int dm_pool_metadata_close(struct dm_pool_metadata *pmd) { int r; - unsigned open_devices = 0; + unsigned int open_devices = 0; struct dm_thin_device *td, *tmp;

down_read(&pmd->root_lock); @@ -1679,7 +1679,7 @@ int dm_thin_insert_block(struct dm_thin_device *td, dm_block_t block, static int __remove_range(struct dm_thin_device *td, dm_block_t begin, dm_block_t end) { int r; - unsigned count, total_count = 0; + unsigned int count, total_count = 0; struct dm_pool_metadata *pmd = td->pmd; dm_block_t keys[1] = { td->id }; __le64 value; diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 90df6c3da77a..d12aff50974a 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -32,7 +32,7 @@ #define COMMIT_PERIOD HZ #define NO_SPACE_TIMEOUT_SECS 60

-static unsigned no_space_timeout_secs = NO_SPACE_TIMEOUT_SECS; +static unsigned int no_space_timeout_secs = NO_SPACE_TIMEOUT_SECS;

DECLARE_DM_KCOPYD_THROTTLE_WITH_MODULE_PARM(snapshot_copy_throttle, "A percentage of time allocated for copy on write"); @@ -254,7 +254,7 @@ struct pool { struct delayed_work no_space_timeout;

unsigned long last_commit_jiffies; - unsigned ref_count; + unsigned int ref_count;

spinlock_t lock; struct bio_list deferred_flush_bios; @@ -2159,7 +2159,7 @@ static void process_thin_deferred_bios(struct thin_c *tc) struct bio *bio; struct bio_list bios; struct blk_plug plug; - unsigned count = 0; + unsigned int count = 0;

if (tc->requeue_mode) { error_thin_bio_list(tc, &tc->deferred_bio_list, @@ -2229,9 +2229,9 @@ static int cmp_cells(const void *lhs, const void *rhs) return 0; }

-static unsigned sort_cells(struct pool *pool, struct list_head *cells) +static unsigned int sort_cells(struct pool *pool, struct list_head *cells) { - unsigned count = 0; + unsigned int count = 0; struct dm_bio_prison_cell *cell, *tmp;

list_for_each_entry_safe(cell, tmp, cells, user_list) { @@ -2252,7 +2252,7 @@ static void process_thin_deferred_cells(struct thin_c *tc) struct pool *pool = tc->pool; struct list_head cells; struct dm_bio_prison_cell *cell; - unsigned i, j, count; + unsigned int i, j, count;

INIT_LIST_HEAD(&cells);

@@ -3115,7 +3115,7 @@ static int parse_pool_features(struct dm_arg_set *as, struct pool_features *pf, struct dm_target *ti) { int r; - unsigned argc; + unsigned int argc; const char *arg_name;

static const struct dm_arg _args[] = { @@ -3252,7 +3252,7 @@ static dm_block_t calc_metadata_threshold(struct pool_c *pt) * read_only: Don't allow any changes to be made to the pool metadata. * error_if_no_space: error IOs, instead of queueing, if no space. */ -static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int pool_ctr(struct dm_target *ti, unsigned int argc, char **argv) { int r, pool_created = 0; struct pool_c *pt; @@ -3648,7 +3648,7 @@ static void pool_postsuspend(struct dm_target *ti) (void) commit(pool); }

-static int check_arg_count(unsigned argc, unsigned args_required) +static int check_arg_count(unsigned int argc, unsigned int args_required) { if (argc != args_required) { DMWARN("Message received with %u arguments instead of %u.", @@ -3671,7 +3671,7 @@ static int read_dev_id(char *arg, dm_thin_id *dev_id, int warning) return -EINVAL; }

-static int process_create_thin_mesg(unsigned argc, char **argv, struct pool *pool) +static int process_create_thin_mesg(unsigned int argc, char **argv, struct pool *pool) { dm_thin_id dev_id; int r; @@ -3694,7 +3694,7 @@ static int process_create_thin_mesg(unsigned argc, char **argv, struct pool *poo return 0; }

-static int process_create_snap_mesg(unsigned argc, char **argv, struct pool *pool) +static int process_create_snap_mesg(unsigned int argc, char **argv, struct pool *pool) { dm_thin_id dev_id; dm_thin_id origin_dev_id; @@ -3722,7 +3722,7 @@ static int process_create_snap_mesg(unsigned argc, char **argv, struct pool *poo return 0; }

-static int process_delete_mesg(unsigned argc, char **argv, struct pool *pool) +static int process_delete_mesg(unsigned int argc, char **argv, struct pool *pool) { dm_thin_id dev_id; int r; @@ -3742,7 +3742,7 @@ static int process_delete_mesg(unsigned argc, char **argv, struct pool *pool) return r; }

-static int process_set_transaction_id_mesg(unsigned argc, char **argv, struct pool *pool) +static int process_set_transaction_id_mesg(unsigned int argc, char **argv, struct pool *pool) { dm_thin_id old_id, new_id; int r; @@ -3771,7 +3771,7 @@ static int process_set_transaction_id_mesg(unsigned argc, char **argv, struct po return 0; }

-static int process_reserve_metadata_snap_mesg(unsigned argc, char **argv, struct pool *pool) +static int process_reserve_metadata_snap_mesg(unsigned int argc, char **argv, struct pool *pool) { int r;

@@ -3788,7 +3788,7 @@ static int process_reserve_metadata_snap_mesg(unsigned argc, char **argv, struct return r; }

-static int process_release_metadata_snap_mesg(unsigned argc, char **argv, struct pool *pool) +static int process_release_metadata_snap_mesg(unsigned int argc, char **argv, struct pool *pool) { int r;

@@ -3812,8 +3812,8 @@ static int process_release_metadata_snap_mesg(unsigned argc, char **argv, struct * reserve_metadata_snap * release_metadata_snap */ -static int pool_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int pool_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r = -EINVAL; struct pool_c *pt = ti->private; @@ -3853,9 +3853,9 @@ static int pool_message(struct dm_target *ti, unsigned argc, char **argv, }

static void emit_flags(struct pool_features *pf, char *result, - unsigned sz, unsigned maxlen) + unsigned int sz, unsigned int maxlen) { - unsigned count = !pf->zero_new_blocks + !pf->discard_enabled + + unsigned int count = !pf->zero_new_blocks + !pf->discard_enabled + !pf->discard_passdown + (pf->mode == PM_READ_ONLY) + pf->error_if_no_space; DMEMIT("%u ", count); @@ -3883,10 +3883,10 @@ static void emit_flags(struct pool_features *pf, char *result, * <pool mode> <discard config> <no space config> <needs_check> */ static void pool_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { int r; - unsigned sz = 0; + unsigned int sz = 0; uint64_t transaction_id; dm_block_t nr_free_blocks_data; dm_block_t nr_free_blocks_metadata; @@ -4148,7 +4148,7 @@ static void thin_dtr(struct dm_target *ti) * If the pool device has discards disabled, they get disabled for the thin * device as well. */ -static int thin_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int thin_ctr(struct dm_target *ti, unsigned int argc, char **argv) { int r; struct thin_c *tc; @@ -4371,7 +4371,7 @@ static int thin_preresume(struct dm_target *ti) * <nr mapped sectors> <highest mapped sector> */ static void thin_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { int r; ssize_t sz = 0; diff --git a/drivers/md/dm-uevent.c b/drivers/md/dm-uevent.c index 8671267200d8..a02b3f6ea47a 100644 --- a/drivers/md/dm-uevent.c +++ b/drivers/md/dm-uevent.c @@ -60,7 +60,7 @@ static struct dm_uevent *dm_build_path_uevent(struct mapped_device *md, enum kobject_action action, const char *dm_action, const char *path, - unsigned nr_valid_paths) + unsigned int nr_valid_paths) { struct dm_uevent *event;

@@ -168,7 +168,7 @@ EXPORT_SYMBOL_GPL(dm_send_uevents); * */ void dm_path_uevent(enum dm_uevent_type event_type, struct dm_target *ti, - const char *path, unsigned nr_valid_paths) + const char *path, unsigned int nr_valid_paths) { struct mapped_device *md = dm_table_get_md(ti->table); struct dm_uevent *event; diff --git a/drivers/md/dm-uevent.h b/drivers/md/dm-uevent.h index d30d226f2a18..2c9ba561fd8e 100644 --- a/drivers/md/dm-uevent.h +++ b/drivers/md/dm-uevent.h @@ -20,7 +20,7 @@ extern void dm_uevent_exit(void); extern void dm_send_uevents(struct list_head *events, struct kobject *kobj); extern void dm_path_uevent(enum dm_uevent_type event_type, struct dm_target *ti, const char *path, - unsigned nr_valid_paths); + unsigned int nr_valid_paths);

#else

@@ -37,7 +37,7 @@ static inline void dm_send_uevents(struct list_head *events, } static inline void dm_path_uevent(enum dm_uevent_type event_type, struct dm_target *ti, const char *path, - unsigned nr_valid_paths) + unsigned int nr_valid_paths) { }

diff --git a/drivers/md/dm-verity-fec.c b/drivers/md/dm-verity-fec.c index 23cffce56403..962fc32c947c 100644 --- a/drivers/md/dm-verity-fec.c +++ b/drivers/md/dm-verity-fec.c @@ -59,14 +59,14 @@ static int fec_decode_rs8(struct dm_verity *v, struct dm_verity_fec_io *fio, * to the data block. Caller is responsible for releasing buf. */ static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index, - unsigned *offset, struct dm_buffer **buf) + unsigned int *offset, struct dm_buffer **buf) { u64 position, block, rem; u8 *res;

position = (index + rsb) * v->fec->roots; block = div64_u64_rem(position, v->fec->io_size, &rem); - *offset = (unsigned)rem; + *offset = (unsigned int)rem;

res = dm_bufio_read(v->fec->bufio, block, buf); if (IS_ERR(res)) { @@ -102,7 +102,7 @@ static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index, */ static inline u8 *fec_buffer_rs_block(struct dm_verity *v, struct dm_verity_fec_io *fio, - unsigned i, unsigned j) + unsigned int i, unsigned int j) { return &fio->bufs[i][j * v->fec->rsn]; } @@ -111,7 +111,7 @@ static inline u8 *fec_buffer_rs_block(struct dm_verity *v, * Return an index to the current RS block when called inside * fec_for_each_buffer_rs_block. */ -static inline unsigned fec_buffer_rs_index(unsigned i, unsigned j) +static inline unsigned int fec_buffer_rs_index(unsigned int i, unsigned int j) { return (i << DM_VERITY_FEC_BUF_RS_BITS) + j; } @@ -121,12 +121,12 @@ static inline unsigned fec_buffer_rs_index(unsigned i, unsigned j) * starting from block_offset. */ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio, - u64 rsb, int byte_index, unsigned block_offset, + u64 rsb, int byte_index, unsigned int block_offset, int neras) { int r, corrected = 0, res; struct dm_buffer *buf; - unsigned n, i, offset; + unsigned int n, i, offset; u8 *par, *block;

par = fec_read_parity(v, rsb, block_offset, &offset, &buf); @@ -197,7 +197,7 @@ static int fec_is_erasure(struct dm_verity *v, struct dm_verity_io *io, * fits into buffers. Check for erasure locations if @neras is non-NULL. */ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io, - u64 rsb, u64 target, unsigned block_offset, + u64 rsb, u64 target, unsigned int block_offset, int *neras) { bool is_zero; @@ -208,7 +208,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io, u64 block, ileaved; u8 *bbuf, *rs_block; u8 want_digest[HASH_MAX_DIGESTSIZE]; - unsigned n, k; + unsigned int n, k;

if (neras) *neras = 0; @@ -304,7 +304,7 @@ static int fec_read_bufs(struct dm_verity *v, struct dm_verity_io *io, */ static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio) { - unsigned n; + unsigned int n;

if (!fio->rs) fio->rs = mempool_alloc(&v->fec->rs_pool, GFP_NOIO); @@ -344,7 +344,7 @@ static int fec_alloc_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio) */ static void fec_init_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio) { - unsigned n; + unsigned int n;

fec_for_each_buffer(fio, n) memset(fio->bufs[n], 0, v->fec->rsn << DM_VERITY_FEC_BUF_RS_BITS); @@ -362,7 +362,7 @@ static int fec_decode_rsb(struct dm_verity *v, struct dm_verity_io *io, bool use_erasures) { int r, neras = 0; - unsigned pos; + unsigned int pos;

r = fec_alloc_bufs(v, fio); if (unlikely(r < 0)) @@ -484,7 +484,7 @@ int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io, */ void verity_fec_finish_io(struct dm_verity_io *io) { - unsigned n; + unsigned int n; struct dm_verity_fec *f = io->v->fec; struct dm_verity_fec_io *fio = fec_io(io);

@@ -522,8 +522,8 @@ void verity_fec_init_io(struct dm_verity_io *io) /* * Append feature arguments and values to the status table. */ -unsigned verity_fec_status_table(struct dm_verity *v, unsigned sz, - char *result, unsigned maxlen) +unsigned int verity_fec_status_table(struct dm_verity *v, unsigned int sz, + char *result, unsigned int maxlen) { if (!verity_fec_is_enabled(v)) return sz; @@ -589,7 +589,7 @@ bool verity_is_fec_opt_arg(const char *arg_name) }

int verity_fec_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v, - unsigned *argc, const char *arg_name) + unsigned int *argc, const char *arg_name) { int r; struct dm_target *ti = v->ti; diff --git a/drivers/md/dm-verity-fec.h b/drivers/md/dm-verity-fec.h index 3c46c8d61883..8454070d2824 100644 --- a/drivers/md/dm-verity-fec.h +++ b/drivers/md/dm-verity-fec.h @@ -55,10 +55,10 @@ struct dm_verity_fec_io { struct rs_control *rs; /* Reed-Solomon state */ int erasures[DM_VERITY_FEC_MAX_RSN]; /* erasures for decode_rs8 */ u8 *bufs[DM_VERITY_FEC_BUF_MAX]; /* bufs for deinterleaving */ - unsigned nbufs; /* number of buffers allocated */ + unsigned int nbufs; /* number of buffers allocated */ u8 *output; /* buffer for corrected output */ size_t output_pos; - unsigned level; /* recursion level */ + unsigned int level; /* recursion level */ };

#ifdef CONFIG_DM_VERITY_FEC @@ -72,15 +72,15 @@ extern int verity_fec_decode(struct dm_verity *v, struct dm_verity_io *io, enum verity_block_type type, sector_t block, u8 *dest, struct bvec_iter *iter);

-extern unsigned verity_fec_status_table(struct dm_verity *v, unsigned sz, - char *result, unsigned maxlen); +extern unsigned int verity_fec_status_table(struct dm_verity *v, unsigned int sz, + char *result, unsigned int maxlen);

extern void verity_fec_finish_io(struct dm_verity_io *io); extern void verity_fec_init_io(struct dm_verity_io *io);

extern bool verity_is_fec_opt_arg(const char *arg_name); extern int verity_fec_parse_opt_args(struct dm_arg_set *as, - struct dm_verity *v, unsigned *argc, + struct dm_verity *v, unsigned int *argc, const char *arg_name);

extern void verity_fec_dtr(struct dm_verity *v); @@ -106,9 +106,9 @@ static inline int verity_fec_decode(struct dm_verity *v, return -EOPNOTSUPP; }

-static inline unsigned verity_fec_status_table(struct dm_verity *v, - unsigned sz, char *result, - unsigned maxlen) +static inline unsigned int verity_fec_status_table(struct dm_verity *v, + unsigned int sz, char *result, + unsigned int maxlen) { return sz; } @@ -128,7 +128,7 @@ static inline bool verity_is_fec_opt_arg(const char *arg_name)

static inline int verity_fec_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v, - unsigned *argc, + unsigned int *argc, const char *arg_name) { return -EINVAL; diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index ccf5b852fbf7..64e8ac429984 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -41,7 +41,7 @@ #define DM_VERITY_OPTS_MAX (4 + DM_VERITY_OPTS_FEC + \ DM_VERITY_ROOT_HASH_VERIFICATION_OPTS)

-static unsigned dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE; +static unsigned int dm_verity_prefetch_cluster = DM_VERITY_DEFAULT_PREFETCH_SIZE;

module_param_named(prefetch_cluster, dm_verity_prefetch_cluster, uint, S_IRUGO | S_IWUSR);

@@ -51,7 +51,7 @@ struct dm_verity_prefetch_work { struct work_struct work; struct dm_verity *v; sector_t block; - unsigned n_blocks; + unsigned int n_blocks; };

/* @@ -196,10 +196,10 @@ int verity_hash(struct dm_verity *v, struct ahash_request *req, }

static void verity_hash_at_level(struct dm_verity *v, sector_t block, int level, - sector_t *hash_block, unsigned *offset) + sector_t *hash_block, unsigned int *offset) { sector_t position = verity_position_at_level(v, block, level); - unsigned idx; + unsigned int idx;

*hash_block = v->hash_level_block[level] + (position >> v->hash_per_block_bits);

@@ -287,7 +287,7 @@ static int verity_verify_level(struct dm_verity *v, struct dm_verity_io *io, u8 *data; int r; sector_t hash_block; - unsigned offset; + unsigned int offset;

verity_hash_at_level(v, block, level, &hash_block, &offset);

@@ -445,13 +445,13 @@ int verity_for_bv_block(struct dm_verity *v, struct dm_verity_io *io, struct dm_verity_io *io, u8 *data, size_t len)) { - unsigned todo = 1 << v->data_dev_block_bits; + unsigned int todo = 1 << v->data_dev_block_bits; struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_io_data_size);

do { int r; u8 *page; - unsigned len; + unsigned int len; struct bio_vec bv = bio_iter_iovec(bio, *iter);

page = bvec_kmap_local(&bv); @@ -688,7 +688,7 @@ static void verity_prefetch_io(struct work_struct *work) verity_hash_at_level(v, pw->block, i, &hash_block_start, NULL); verity_hash_at_level(v, pw->block + pw->n_blocks - 1, i, &hash_block_end, NULL); if (!i) { - unsigned cluster = READ_ONCE(dm_verity_prefetch_cluster); + unsigned int cluster = READ_ONCE(dm_verity_prefetch_cluster);

cluster >>= v->data_dev_block_bits; if (unlikely(!cluster)) @@ -753,7 +753,7 @@ static int verity_map(struct dm_target *ti, struct bio *bio) bio_set_dev(bio, v->data_dev->bdev); bio->bi_iter.bi_sector = verity_map_sector(v, bio->bi_iter.bi_sector);

- if (((unsigned)bio->bi_iter.bi_sector | bio_sectors(bio)) & + if (((unsigned int)bio->bi_iter.bi_sector | bio_sectors(bio)) & ((1 << (v->data_dev_block_bits - SECTOR_SHIFT)) - 1)) { DMERR_LIMIT("unaligned io"); return DM_MAPIO_KILL; @@ -789,12 +789,12 @@ static int verity_map(struct dm_target *ti, struct bio *bio) * Status: V (valid) or C (corruption found) */ static void verity_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct dm_verity *v = ti->private; - unsigned args = 0; - unsigned sz = 0; - unsigned x; + unsigned int args = 0; + unsigned int sz = 0; + unsigned int x;

switch (type) { case STATUSTYPE_INFO: @@ -1054,7 +1054,7 @@ static int verity_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v, bool only_modifier_opts) { int r = 0; - unsigned argc; + unsigned int argc; struct dm_target *ti = v->ti; const char *arg_name;

@@ -1156,7 +1156,7 @@ static int verity_parse_opt_args(struct dm_arg_set *as, struct dm_verity *v, * <digest> * <salt> Hex string or "-" if no salt. */ -static int verity_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int verity_ctr(struct dm_target *ti, unsigned int argc, char **argv) { struct dm_verity *v; struct dm_verity_sig_opts verify_args = {0}; diff --git a/drivers/md/dm-verity.h b/drivers/md/dm-verity.h index 98f306ec6a33..2f555b420367 100644 --- a/drivers/md/dm-verity.h +++ b/drivers/md/dm-verity.h @@ -42,7 +42,7 @@ struct dm_verity { u8 *root_digest; /* digest of the root block */ u8 *salt; /* salt: its size is salt_size */ u8 *zero_digest; /* digest for a zero block */ - unsigned salt_size; + unsigned int salt_size; sector_t data_start; /* data offset in 512-byte sectors */ sector_t hash_start; /* hash start in blocks */ sector_t data_blocks; /* the number of data blocks */ @@ -54,10 +54,10 @@ struct dm_verity { unsigned char version; bool hash_failed:1; /* set if hash of any block failed */ bool use_tasklet:1; /* try to verify in tasklet before work-queue */ - unsigned digest_size; /* digest size for the current hash algorithm */ + unsigned int digest_size; /* digest size for the current hash algorithm */ unsigned int ahash_reqsize;/* the size of temporary space for crypto */ enum verity_mode mode; /* mode for handling verification errors */ - unsigned corrupted_errs;/* Number of errors for corrupted blocks */ + unsigned int corrupted_errs;/* Number of errors for corrupted blocks */

struct workqueue_struct *verify_wq;

@@ -77,7 +77,7 @@ struct dm_verity_io { bio_end_io_t *orig_bi_end_io;

sector_t block; - unsigned n_blocks; + unsigned int n_blocks; bool in_tasklet;

struct bvec_iter iter; diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index 96a003eb7323..431c84595ddb 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -128,9 +128,9 @@ struct dm_writecache { unsigned long max_age; unsigned long pause;

- unsigned uncommitted_blocks; - unsigned autocommit_blocks; - unsigned max_writeback_jobs; + unsigned int uncommitted_blocks; + unsigned int autocommit_blocks; + unsigned int max_writeback_jobs;

int error;

@@ -155,7 +155,7 @@ struct dm_writecache { sector_t data_device_sectors; void *block_start; struct wc_entry *entries; - unsigned block_size; + unsigned int block_size; unsigned char block_size_bits;

bool pmem_mode:1; @@ -178,13 +178,13 @@ struct dm_writecache { bool metadata_only:1; bool pause_set:1;

- unsigned high_wm_percent_value; - unsigned low_wm_percent_value; - unsigned autocommit_time_value; - unsigned max_age_value; - unsigned pause_value; + unsigned int high_wm_percent_value; + unsigned int low_wm_percent_value; + unsigned int autocommit_time_value; + unsigned int max_age_value; + unsigned int pause_value;

- unsigned writeback_all; + unsigned int writeback_all; struct workqueue_struct *writeback_wq; struct work_struct writeback_work; struct work_struct flush_work; @@ -202,7 +202,7 @@ struct dm_writecache {

struct dm_kcopyd_client *dm_kcopyd; unsigned long *dirty_bitmap; - unsigned dirty_bitmap_size; + unsigned int dirty_bitmap_size;

struct bio_set bio_set; mempool_t copy_pool; @@ -227,7 +227,7 @@ struct writeback_struct { struct list_head endio_entry; struct dm_writecache *wc; struct wc_entry **wc_list; - unsigned wc_list_n; + unsigned int wc_list_n; struct wc_entry *wc_list_inline[WB_LIST_INLINE]; struct bio bio; }; @@ -236,7 +236,7 @@ struct copy_struct { struct list_head endio_entry; struct dm_writecache *wc; struct wc_entry *e; - unsigned n_entries; + unsigned int n_entries; int error; };

@@ -369,7 +369,7 @@ static struct page *persistent_memory_page(void *addr) return virt_to_page(addr); }

-static unsigned persistent_memory_page_offset(void *addr) +static unsigned int persistent_memory_page_offset(void *addr) { return (unsigned long)addr & (PAGE_SIZE - 1); } @@ -502,11 +502,11 @@ static void ssd_commit_flushed(struct dm_writecache *wc, bool wait_for_ios) COMPLETION_INITIALIZER_ONSTACK(endio.c), ATOMIC_INIT(1), }; - unsigned bitmap_bits = wc->dirty_bitmap_size * 8; - unsigned i = 0; + unsigned int bitmap_bits = wc->dirty_bitmap_size * 8; + unsigned int i = 0;

while (1) { - unsigned j; + unsigned int j; i = find_next_bit(wc->dirty_bitmap, bitmap_bits, i); if (unlikely(i == bitmap_bits)) break; @@ -1100,7 +1100,7 @@ static void writecache_resume(struct dm_target *ti) wc_unlock(wc); }

-static int process_flush_mesg(unsigned argc, char **argv, struct dm_writecache *wc) +static int process_flush_mesg(unsigned int argc, char **argv, struct dm_writecache *wc) { if (argc != 1) return -EINVAL; @@ -1133,7 +1133,7 @@ static int process_flush_mesg(unsigned argc, char **argv, struct dm_writecache * return 0; }

-static int process_flush_on_suspend_mesg(unsigned argc, char **argv, struct dm_writecache *wc) +static int process_flush_on_suspend_mesg(unsigned int argc, char **argv, struct dm_writecache *wc) { if (argc != 1) return -EINVAL; @@ -1153,7 +1153,7 @@ static void activate_cleaner(struct dm_writecache *wc) wc->freelist_low_watermark = wc->n_blocks; }

-static int process_cleaner_mesg(unsigned argc, char **argv, struct dm_writecache *wc) +static int process_cleaner_mesg(unsigned int argc, char **argv, struct dm_writecache *wc) { if (argc != 1) return -EINVAL; @@ -1167,7 +1167,7 @@ static int process_cleaner_mesg(unsigned argc, char **argv, struct dm_writecache return 0; }

-static int process_clear_stats_mesg(unsigned argc, char **argv, struct dm_writecache *wc) +static int process_clear_stats_mesg(unsigned int argc, char **argv, struct dm_writecache *wc) { if (argc != 1) return -EINVAL; @@ -1179,8 +1179,8 @@ static int process_clear_stats_mesg(unsigned argc, char **argv, struct dm_writec return 0; }

-static int writecache_message(struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen) +static int writecache_message(struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen) { int r = -EINVAL; struct dm_writecache *wc = ti->private; @@ -1238,9 +1238,9 @@ static void memcpy_flushcache_optimized(void *dest, void *source, size_t size) static void bio_copy_block(struct dm_writecache *wc, struct bio *bio, void *data) { void *buf; - unsigned size; + unsigned int size; int rw = bio_data_dir(bio); - unsigned remaining_size = wc->block_size; + unsigned int remaining_size = wc->block_size;

do { struct bio_vec bv = bio_iter_iovec(bio, bio->bi_iter); @@ -1371,7 +1371,7 @@ static enum wc_map_op writecache_map_read(struct dm_writecache *wc, struct bio * static void writecache_bio_copy_ssd(struct dm_writecache *wc, struct bio *bio, struct wc_entry *e, bool search_used) { - unsigned bio_size = wc->block_size; + unsigned int bio_size = wc->block_size; sector_t start_cache_sec = cache_sector(wc, e); sector_t current_cache_sec = start_cache_sec + (bio_size >> SECTOR_SHIFT);

@@ -1540,7 +1540,7 @@ static int writecache_map(struct dm_target *ti, struct bio *bio)

bio->bi_iter.bi_sector = dm_target_offset(ti, bio->bi_iter.bi_sector);

- if (unlikely((((unsigned)bio->bi_iter.bi_sector | bio_sectors(bio)) & + if (unlikely((((unsigned int)bio->bi_iter.bi_sector | bio_sectors(bio)) & (wc->block_size / 512 - 1)) != 0)) { DMERR("I/O is not aligned, sector %llu, size %u, block size %u", (unsigned long long)bio->bi_iter.bi_sector, @@ -1666,7 +1666,7 @@ static void writecache_copy_endio(int read_err, unsigned long write_err, void *p

static void __writecache_endio_pmem(struct dm_writecache *wc, struct list_head *list) { - unsigned i; + unsigned int i; struct writeback_struct *wb; struct wc_entry *e; unsigned long n_walked = 0; @@ -1782,7 +1782,7 @@ static int writecache_endio_thread(void *data) static bool wc_add_block(struct writeback_struct *wb, struct wc_entry *e) { struct dm_writecache *wc = wb->wc; - unsigned block_size = wc->block_size; + unsigned int block_size = wc->block_size; void *address = memory_data(wc, e);

persistent_memory_flush_cache(address, block_size); @@ -1817,7 +1817,7 @@ static void __writecache_writeback_pmem(struct dm_writecache *wc, struct writeba struct wc_entry *e, *f; struct bio *bio; struct writeback_struct *wb; - unsigned max_pages; + unsigned int max_pages;

while (wbl->size) { wbl->size--; @@ -1880,7 +1880,7 @@ static void __writecache_writeback_ssd(struct dm_writecache *wc, struct writebac struct copy_struct *c;

while (wbl->size) { - unsigned n_sectors; + unsigned int n_sectors;

wbl->size--; e = container_of(wbl->list.prev, struct wc_entry, lru); @@ -2092,7 +2092,7 @@ static void writecache_writeback(struct work_struct *work) } }

-static int calculate_memory_size(uint64_t device_size, unsigned block_size, +static int calculate_memory_size(uint64_t device_size, unsigned int block_size, size_t *n_blocks_p, size_t *n_metadata_blocks_p) { uint64_t n_blocks, offset; @@ -2207,12 +2207,12 @@ static void writecache_dtr(struct dm_target *ti) kfree(wc); }

-static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) +static int writecache_ctr(struct dm_target *ti, unsigned int argc, char **argv) { struct dm_writecache *wc; struct dm_arg_set as; const char *string; - unsigned opt_params; + unsigned int opt_params; size_t offset, data_size; int i, r; char dummy; @@ -2419,7 +2419,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) goto invalid_optional; wc->autocommit_blocks_set = true; } else if (!strcasecmp(string, "autocommit_time") && opt_params >= 1) { - unsigned autocommit_msecs; + unsigned int autocommit_msecs; string = dm_shift_arg(&as), opt_params--; if (sscanf(string, "%u%c", &autocommit_msecs, &dummy) != 1) goto invalid_optional; @@ -2429,7 +2429,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) wc->autocommit_time_value = autocommit_msecs; wc->autocommit_time_set = true; } else if (!strcasecmp(string, "max_age") && opt_params >= 1) { - unsigned max_age_msecs; + unsigned int max_age_msecs; string = dm_shift_arg(&as), opt_params--; if (sscanf(string, "%u%c", &max_age_msecs, &dummy) != 1) goto invalid_optional; @@ -2454,7 +2454,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) } else if (!strcasecmp(string, "metadata_only")) { wc->metadata_only = true; } else if (!strcasecmp(string, "pause_writeback") && opt_params >= 1) { - unsigned pause_msecs; + unsigned int pause_msecs; if (WC_MODE_PMEM(wc)) goto invalid_optional; string = dm_shift_arg(&as), opt_params--; @@ -2653,11 +2653,11 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) }

static void writecache_status(struct dm_target *ti, status_type_t type, - unsigned status_flags, char *result, unsigned maxlen) + unsigned int status_flags, char *result, unsigned int maxlen) { struct dm_writecache *wc = ti->private; - unsigned extra_args; - unsigned sz = 0; + unsigned int extra_args; + unsigned int sz = 0;

switch (type) { case STATUSTYPE_INFO: diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 38d8aa21ef7a..24284d22f15b 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -83,7 +83,7 @@ struct clone_info { struct bio *bio; struct dm_io *io; sector_t sector; - unsigned sector_count; + unsigned int sector_count; bool is_abnormal_io:1; bool submit_as_polled:1; }; @@ -111,7 +111,7 @@ struct bio *dm_bio_from_per_bio_data(void *data, size_t data_size) } EXPORT_SYMBOL_GPL(dm_bio_from_per_bio_data);

-unsigned dm_bio_get_target_bio_nr(const struct bio *bio) +unsigned int dm_bio_get_target_bio_nr(const struct bio *bio) { return container_of(bio, struct dm_target_io, clone)->target_bio_nr; } @@ -142,7 +142,7 @@ struct table_device { * Bio-based DM's mempools' reserved IOs set by the user. */ #define RESERVED_BIO_BASED_IOS 16 -static unsigned reserved_bio_based_ios = RESERVED_BIO_BASED_IOS; +static unsigned int reserved_bio_based_ios = RESERVED_BIO_BASED_IOS;

static int __dm_get_module_param_int(int *module_param, int min, int max) { @@ -165,11 +165,10 @@ static int __dm_get_module_param_int(int *module_param, int min, int max) return param; }

-unsigned __dm_get_module_param(unsigned *module_param, - unsigned def, unsigned max) +unsigned int __dm_get_module_param(unsigned int *module_param, unsigned int def, unsigned int max) { - unsigned param = READ_ONCE(*module_param); - unsigned modified_param = 0; + unsigned int param = READ_ONCE(*module_param); + unsigned int modified_param = 0;

if (!param) modified_param = def; @@ -184,14 +183,14 @@ unsigned __dm_get_module_param(unsigned *module_param, return param; }

-unsigned dm_get_reserved_bio_based_ios(void) +unsigned int dm_get_reserved_bio_based_ios(void) { return __dm_get_module_param(&reserved_bio_based_ios, RESERVED_BIO_BASED_IOS, DM_RESERVED_MAX_IOS); } EXPORT_SYMBOL_GPL(dm_get_reserved_bio_based_ios);

-static unsigned dm_get_numa_node(void) +static unsigned int dm_get_numa_node(void) { return __dm_get_module_param_int(&dm_numa_node, DM_NUMA_NODE, num_online_nodes() - 1); @@ -603,7 +602,7 @@ static void free_io(struct dm_io *io) }

static struct bio *alloc_tio(struct clone_info *ci, struct dm_target *ti, - unsigned target_bio_nr, unsigned *len, gfp_t gfp_mask) + unsigned int target_bio_nr, unsigned int *len, gfp_t gfp_mask) { struct mapped_device *md = ci->io->md; struct dm_target_io *tio; @@ -1327,11 +1326,11 @@ static size_t dm_dax_recovery_write(struct dax_device *dax_dev, pgoff_t pgoff, * the partially processed part (the sum of regions 1+2) must be the same for all * copies of the bio. */ -void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors) +void dm_accept_partial_bio(struct bio *bio, unsigned int n_sectors) { struct dm_target_io *tio = clone_to_tio(bio); struct dm_io *io = tio->io; - unsigned bio_sectors = bio_sectors(bio); + unsigned int bio_sectors = bio_sectors(bio);

BUG_ON(dm_tio_flagged(tio, DM_TIO_IS_DUPLICATE_BIO)); BUG_ON(op_is_zone_mgmt(bio_op(bio))); @@ -1460,7 +1459,7 @@ static void __map_bio(struct bio *clone) } }

-static void setup_split_accounting(struct clone_info *ci, unsigned len) +static void setup_split_accounting(struct clone_info *ci, unsigned int len) { struct dm_io *io = ci->io;

@@ -1476,7 +1475,8 @@ static void setup_split_accounting(struct clone_info *ci, unsigned len) }

static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci, - struct dm_target *ti, unsigned num_bios) + struct dm_target *ti, unsigned int num_bios, + unsigned *len) { struct bio *bio; int try; @@ -1487,7 +1487,7 @@ static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci, if (try) mutex_lock(&ci->io->md->table_devices_lock); for (bio_nr = 0; bio_nr < num_bios; bio_nr++) { - bio = alloc_tio(ci, ti, bio_nr, NULL, + bio = alloc_tio(ci, ti, bio_nr, len, try ? GFP_NOIO : GFP_NOWAIT); if (!bio) break; @@ -1505,7 +1505,7 @@ static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci, }

static int __send_duplicate_bios(struct clone_info *ci, struct dm_target *ti, - unsigned int num_bios, unsigned *len) + unsigned int num_bios, unsigned int *len) { struct bio_list blist = BIO_EMPTY_LIST; struct bio *clone; @@ -1525,7 +1525,7 @@ static int __send_duplicate_bios(struct clone_info *ci, struct dm_target *ti, if (len) setup_split_accounting(ci, *len); /* dm_accept_partial_bio() is not supported with shared tio->len_ptr */ - alloc_multiple_bios(&blist, ci, ti, num_bios); + alloc_multiple_bios(&blist, ci, ti, num_bios, len); while ((clone = bio_list_pop(&blist))) { dm_tio_set_flag(clone_to_tio(clone), DM_TIO_IS_DUPLICATE_BIO); __map_bio(clone); @@ -1573,10 +1573,9 @@ static void __send_empty_flush(struct clone_info *ci) }

static void __send_changing_extent_only(struct clone_info *ci, struct dm_target *ti, - unsigned num_bios) + unsigned int num_bios) { - unsigned len; - unsigned int bios; + unsigned int len, bios;

len = min_t(sector_t, ci->sector_count, max_io_len_target_boundary(ti, dm_target_offset(ti, ci->sector))); @@ -1614,7 +1613,7 @@ static bool is_abnormal_io(struct bio *bio) static blk_status_t __process_abnormal_io(struct clone_info *ci, struct dm_target *ti) { - unsigned num_bios = 0; + unsigned int num_bios = 0;

switch (bio_op(ci->bio)) { case REQ_OP_DISCARD: @@ -1692,7 +1691,7 @@ static blk_status_t __split_and_process_bio(struct clone_info *ci) { struct bio *clone; struct dm_target *ti; - unsigned len; + unsigned int len;

ti = dm_table_find_target(ci->map, ci->sector); if (unlikely(!ti)) @@ -2389,7 +2388,7 @@ int dm_setup_md_queue(struct mapped_device *md, struct dm_table *t) struct mapped_device *dm_get_md(dev_t dev) { struct mapped_device *md; - unsigned minor = MINOR(dev); + unsigned int minor = MINOR(dev);

if (MAJOR(dev) != _major || minor >= (1 << MINORBITS)) return NULL; @@ -2672,7 +2671,7 @@ static void unlock_fs(struct mapped_device *md) * are being added to md->deferred list. */ static int __dm_suspend(struct mapped_device *md, struct dm_table *map, - unsigned suspend_flags, unsigned int task_state, + unsigned int suspend_flags, unsigned int task_state, int dmf_suspended_flag) { bool do_lockfs = suspend_flags & DM_SUSPEND_LOCKFS_FLAG; @@ -2779,7 +2778,7 @@ static int __dm_suspend(struct mapped_device *md, struct dm_table *map, * * To abort suspend, start the request_queue. */ -int dm_suspend(struct mapped_device *md, unsigned suspend_flags) +int dm_suspend(struct mapped_device *md, unsigned int suspend_flags) { struct dm_table *map = NULL; int r = 0; @@ -2881,7 +2880,7 @@ int dm_resume(struct mapped_device *md) * It may be used only from the kernel. */

-static void __dm_internal_suspend(struct mapped_device *md, unsigned suspend_flags) +static void __dm_internal_suspend(struct mapped_device *md, unsigned int suspend_flags) { struct dm_table *map = NULL;

@@ -2983,10 +2982,10 @@ EXPORT_SYMBOL_GPL(dm_internal_resume_fast); * Event notification. *---------------------------------------------------------------*/ int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action, - unsigned cookie, bool need_resize_uevent) + unsigned int cookie, bool need_resize_uevent) { int r; - unsigned noio_flag; + unsigned int noio_flag; char udev_cookie[DM_COOKIE_LENGTH]; char *envp[3] = { NULL, NULL, NULL }; char **envpp = envp; diff --git a/drivers/md/dm.h b/drivers/md/dm.h index a9a3ffcad084..a7917df09caf 100644 --- a/drivers/md/dm.h +++ b/drivers/md/dm.h @@ -203,7 +203,7 @@ int dm_get_table_device(struct mapped_device *md, dev_t dev, fmode_t mode, void dm_put_table_device(struct mapped_device *md, struct dm_dev *d);

int dm_kobject_uevent(struct mapped_device *md, enum kobject_action action, - unsigned cookie, bool need_resize_uevent); + unsigned int cookie, bool need_resize_uevent);

void dm_internal_suspend(struct mapped_device *md); void dm_internal_resume(struct mapped_device *md); @@ -222,6 +222,6 @@ void dm_free_md_mempools(struct dm_md_mempools *pools); /* * Various helpers */ -unsigned dm_get_reserved_bio_based_ios(void); +unsigned int dm_get_reserved_bio_based_ios(void);

#endif diff --git a/drivers/md/persistent-data/dm-array.c b/drivers/md/persistent-data/dm-array.c index 3a963d783a86..eff9b41869f2 100644 --- a/drivers/md/persistent-data/dm-array.c +++ b/drivers/md/persistent-data/dm-array.c @@ -68,8 +68,8 @@ static int array_block_check(struct dm_block_validator *v, CSUM_XOR)); if (csum_disk != bh_le->csum) { DMERR_LIMIT("array_block_check failed: csum %u != wanted %u", - (unsigned) le32_to_cpu(csum_disk), - (unsigned) le32_to_cpu(bh_le->csum)); + (unsigned int) le32_to_cpu(csum_disk), + (unsigned int) le32_to_cpu(bh_le->csum)); return -EILSEQ; }

@@ -94,7 +94,7 @@ static struct dm_block_validator array_validator = { * index - The index into _this_ specific block. */ static void *element_at(struct dm_array_info *info, struct array_block *ab, - unsigned index) + unsigned int index) { unsigned char *entry = (unsigned char *) (ab + 1);

@@ -108,9 +108,9 @@ static void *element_at(struct dm_array_info *info, struct array_block *ab, * in an array block. */ static void on_entries(struct dm_array_info *info, struct array_block *ab, - void (*fn)(void *, const void *, unsigned)) + void (*fn)(void *, const void *, unsigned int)) { - unsigned nr_entries = le32_to_cpu(ab->nr_entries); + unsigned int nr_entries = le32_to_cpu(ab->nr_entries); fn(info->value_type.context, element_at(info, ab, 0), nr_entries); }

@@ -171,7 +171,7 @@ static int alloc_ablock(struct dm_array_info *info, size_t size_of_block, * the current number of entries. */ static void fill_ablock(struct dm_array_info *info, struct array_block *ab, - const void *value, unsigned new_nr) + const void *value, unsigned int new_nr) { uint32_t nr_entries, delta, i; struct dm_btree_value_type *vt = &info->value_type; @@ -194,7 +194,7 @@ static void fill_ablock(struct dm_array_info *info, struct array_block *ab, * entries. */ static void trim_ablock(struct dm_array_info *info, struct array_block *ab, - unsigned new_nr) + unsigned int new_nr) { uint32_t nr_entries, delta; struct dm_btree_value_type *vt = &info->value_type; @@ -247,7 +247,7 @@ static void unlock_ablock(struct dm_array_info *info, struct dm_block *block) * / max_entries). */ static int lookup_ablock(struct dm_array_info *info, dm_block_t root, - unsigned index, struct dm_block **block, + unsigned int index, struct dm_block **block, struct array_block **ab) { int r; @@ -295,7 +295,7 @@ static int __shadow_ablock(struct dm_array_info *info, dm_block_t b, * The shadow op will often be a noop. Only insert if it really * copied data. */ -static int __reinsert_ablock(struct dm_array_info *info, unsigned index, +static int __reinsert_ablock(struct dm_array_info *info, unsigned int index, struct dm_block *block, dm_block_t b, dm_block_t *root) { @@ -321,7 +321,7 @@ static int __reinsert_ablock(struct dm_array_info *info, unsigned index, * for both the current root block, and the new one. */ static int shadow_ablock(struct dm_array_info *info, dm_block_t *root, - unsigned index, struct dm_block **block, + unsigned int index, struct dm_block **block, struct array_block **ab) { int r; @@ -346,7 +346,7 @@ static int shadow_ablock(struct dm_array_info *info, dm_block_t *root, */ static int insert_new_ablock(struct dm_array_info *info, size_t size_of_block, uint32_t max_entries, - unsigned block_index, uint32_t nr, + unsigned int block_index, uint32_t nr, const void *value, dm_block_t *root) { int r; @@ -365,8 +365,8 @@ static int insert_new_ablock(struct dm_array_info *info, size_t size_of_block, }

static int insert_full_ablocks(struct dm_array_info *info, size_t size_of_block, - unsigned begin_block, unsigned end_block, - unsigned max_entries, const void *value, + unsigned int begin_block, unsigned int end_block, + unsigned int max_entries, const void *value, dm_block_t *root) { int r = 0; @@ -402,20 +402,20 @@ struct resize { /* * Maximum nr entries in an array block. */ - unsigned max_entries; + unsigned int max_entries;

/* * nr of completely full blocks in the array. * * 'old' refers to before the resize, 'new' after. */ - unsigned old_nr_full_blocks, new_nr_full_blocks; + unsigned int old_nr_full_blocks, new_nr_full_blocks;

/* * Number of entries in the final block. 0 iff only full blocks in * the array. */ - unsigned old_nr_entries_in_last_block, new_nr_entries_in_last_block; + unsigned int old_nr_entries_in_last_block, new_nr_entries_in_last_block;

/* * The default value used when growing the array. @@ -430,8 +430,8 @@ struct resize { * begin_index - the index of the first array block to remove. * end_index - the one-past-the-end value. ie. this block is not removed. */ -static int drop_blocks(struct resize *resize, unsigned begin_index, - unsigned end_index) +static int drop_blocks(struct resize *resize, unsigned int begin_index, + unsigned int end_index) { int r;

@@ -449,8 +449,8 @@ static int drop_blocks(struct resize *resize, unsigned begin_index, /* * Calculates how many blocks are needed for the array. */ -static unsigned total_nr_blocks_needed(unsigned nr_full_blocks, - unsigned nr_entries_in_last_block) +static unsigned int total_nr_blocks_needed(unsigned int nr_full_blocks, + unsigned int nr_entries_in_last_block) { return nr_full_blocks + (nr_entries_in_last_block ? 1 : 0); } @@ -461,7 +461,7 @@ static unsigned total_nr_blocks_needed(unsigned nr_full_blocks, static int shrink(struct resize *resize) { int r; - unsigned begin, end; + unsigned int begin, end; struct dm_block *block; struct array_block *ab;

@@ -527,7 +527,7 @@ static int grow_add_tail_block(struct resize *resize) static int grow_needs_more_blocks(struct resize *resize) { int r; - unsigned old_nr_blocks = resize->old_nr_full_blocks; + unsigned int old_nr_blocks = resize->old_nr_full_blocks;

if (resize->old_nr_entries_in_last_block > 0) { old_nr_blocks++; @@ -569,11 +569,11 @@ static int grow(struct resize *resize) * These are the value_type functions for the btree elements, which point * to array blocks. */ -static void block_inc(void *context, const void *value, unsigned count) +static void block_inc(void *context, const void *value, unsigned int count) { const __le64 *block_le = value; struct dm_array_info *info = context; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++, block_le++) dm_tm_inc(info->btree_info.tm, le64_to_cpu(*block_le)); @@ -618,9 +618,9 @@ static void __block_dec(void *context, const void *value) dm_tm_dec(info->btree_info.tm, b); }

-static void block_dec(void *context, const void *value, unsigned count) +static void block_dec(void *context, const void *value, unsigned int count) { - unsigned i; + unsigned int i; for (i = 0; i < count; i++, value += sizeof(__le64)) __block_dec(context, value); } @@ -700,10 +700,11 @@ int dm_array_resize(struct dm_array_info *info, dm_block_t root, EXPORT_SYMBOL_GPL(dm_array_resize);

static int populate_ablock_with_values(struct dm_array_info *info, struct array_block *ab, - value_fn fn, void *context, unsigned base, unsigned new_nr) + value_fn fn, void *context, + unsigned int base, unsigned int new_nr) { int r; - unsigned i; + unsigned int i; struct dm_btree_value_type *vt = &info->value_type;

BUG_ON(le32_to_cpu(ab->nr_entries)); @@ -728,7 +729,7 @@ int dm_array_new(struct dm_array_info *info, dm_block_t *root, int r; struct dm_block *block; struct array_block *ab; - unsigned block_index, end_block, size_of_block, max_entries; + unsigned int block_index, end_block, size_of_block, max_entries;

r = dm_array_empty(info, root); if (r) @@ -776,7 +777,7 @@ int dm_array_get_value(struct dm_array_info *info, dm_block_t root, struct dm_block *block; struct array_block *ab; size_t size_of_block; - unsigned entry, max_entries; + unsigned int entry, max_entries;

size_of_block = dm_bm_block_size(dm_tm_get_bm(info->btree_info.tm)); max_entries = calc_max_entries(info->value_type.size, size_of_block); @@ -804,8 +805,8 @@ static int array_set_value(struct dm_array_info *info, dm_block_t root, struct dm_block *block; struct array_block *ab; size_t size_of_block; - unsigned max_entries; - unsigned entry; + unsigned int max_entries; + unsigned int entry; void *old_value; struct dm_btree_value_type *vt = &info->value_type;

@@ -861,9 +862,9 @@ static int walk_ablock(void *context, uint64_t *keys, void *leaf) struct walk_info *wi = context;

int r; - unsigned i; + unsigned int i; __le64 block_le; - unsigned nr_entries, max_entries; + unsigned int nr_entries, max_entries; struct dm_block *block; struct array_block *ab;

diff --git a/drivers/md/persistent-data/dm-array.h b/drivers/md/persistent-data/dm-array.h index d7d2d579c662..b6c7077c7359 100644 --- a/drivers/md/persistent-data/dm-array.h +++ b/drivers/md/persistent-data/dm-array.h @@ -198,7 +198,7 @@ struct dm_array_cursor {

struct dm_block *block; struct array_block *ab; - unsigned index; + unsigned int index; };

int dm_array_cursor_begin(struct dm_array_info *info, diff --git a/drivers/md/persistent-data/dm-bitset.c b/drivers/md/persistent-data/dm-bitset.c index b7208d82e748..625d93498cdd 100644 --- a/drivers/md/persistent-data/dm-bitset.c +++ b/drivers/md/persistent-data/dm-bitset.c @@ -41,7 +41,7 @@ EXPORT_SYMBOL_GPL(dm_bitset_empty);

struct packer_context { bit_value_fn fn; - unsigned nr_bits; + unsigned int nr_bits; void *context; };

@@ -49,7 +49,7 @@ static int pack_bits(uint32_t index, void *value, void *context) { int r; struct packer_context *p = context; - unsigned bit, nr = min(64u, p->nr_bits - (index * 64)); + unsigned int bit, nr = min(64u, p->nr_bits - (index * 64)); uint64_t word = 0; bool bv;

@@ -147,7 +147,7 @@ static int get_array_entry(struct dm_disk_bitset *info, dm_block_t root, uint32_t index, dm_block_t *new_root) { int r; - unsigned array_index = index / BITS_PER_ARRAY_ENTRY; + unsigned int array_index = index / BITS_PER_ARRAY_ENTRY;

if (info->current_index_set) { if (info->current_index == array_index) @@ -165,7 +165,7 @@ int dm_bitset_set_bit(struct dm_disk_bitset *info, dm_block_t root, uint32_t index, dm_block_t *new_root) { int r; - unsigned b = index % BITS_PER_ARRAY_ENTRY; + unsigned int b = index % BITS_PER_ARRAY_ENTRY;

r = get_array_entry(info, root, index, new_root); if (r) @@ -182,7 +182,7 @@ int dm_bitset_clear_bit(struct dm_disk_bitset *info, dm_block_t root, uint32_t index, dm_block_t *new_root) { int r; - unsigned b = index % BITS_PER_ARRAY_ENTRY; + unsigned int b = index % BITS_PER_ARRAY_ENTRY;

r = get_array_entry(info, root, index, new_root); if (r) @@ -199,7 +199,7 @@ int dm_bitset_test_bit(struct dm_disk_bitset *info, dm_block_t root, uint32_t index, dm_block_t *new_root, bool *result) { int r; - unsigned b = index % BITS_PER_ARRAY_ENTRY; + unsigned int b = index % BITS_PER_ARRAY_ENTRY;

r = get_array_entry(info, root, index, new_root); if (r) diff --git a/drivers/md/persistent-data/dm-block-manager.c b/drivers/md/persistent-data/dm-block-manager.c index 11935864f50f..1f40100908d7 100644 --- a/drivers/md/persistent-data/dm-block-manager.c +++ b/drivers/md/persistent-data/dm-block-manager.c @@ -57,10 +57,10 @@ struct waiter { int wants_write; };

-static unsigned __find_holder(struct block_lock *lock, +static unsigned int __find_holder(struct block_lock *lock, struct task_struct *task) { - unsigned i; + unsigned int i;

for (i = 0; i < MAX_HOLDERS; i++) if (lock->holders[i] == task) @@ -73,7 +73,7 @@ static unsigned __find_holder(struct block_lock *lock, /* call this *after* you increment lock->count */ static void __add_holder(struct block_lock *lock, struct task_struct *task) { - unsigned h = __find_holder(lock, NULL); + unsigned int h = __find_holder(lock, NULL); #ifdef CONFIG_DM_DEBUG_BLOCK_STACK_TRACING struct stack_store *t; #endif @@ -90,14 +90,14 @@ static void __add_holder(struct block_lock *lock, struct task_struct *task) /* call this *before* you decrement lock->count */ static void __del_holder(struct block_lock *lock, struct task_struct *task) { - unsigned h = __find_holder(lock, task); + unsigned int h = __find_holder(lock, task); lock->holders[h] = NULL; put_task_struct(task); }

static int __check_holder(struct block_lock *lock) { - unsigned i; + unsigned int i;

for (i = 0; i < MAX_HOLDERS; i++) { if (lock->holders[i] == current) { @@ -376,8 +376,8 @@ struct dm_block_manager { };

struct dm_block_manager *dm_block_manager_create(struct block_device *bdev, - unsigned block_size, - unsigned max_held_per_thread) + unsigned int block_size, + unsigned int max_held_per_thread) { int r; struct dm_block_manager *bm; @@ -415,7 +415,7 @@ void dm_block_manager_destroy(struct dm_block_manager *bm) } EXPORT_SYMBOL_GPL(dm_block_manager_destroy);

-unsigned dm_bm_block_size(struct dm_block_manager *bm) +unsigned int dm_bm_block_size(struct dm_block_manager *bm) { return dm_bufio_get_block_size(bm->bufio); } diff --git a/drivers/md/persistent-data/dm-block-manager.h b/drivers/md/persistent-data/dm-block-manager.h index e728937f376a..58a23b8ec190 100644 --- a/drivers/md/persistent-data/dm-block-manager.h +++ b/drivers/md/persistent-data/dm-block-manager.h @@ -32,11 +32,11 @@ void *dm_block_data(struct dm_block *b); */ struct dm_block_manager; struct dm_block_manager *dm_block_manager_create( - struct block_device *bdev, unsigned block_size, - unsigned max_held_per_thread); + struct block_device *bdev, unsigned int block_size, + unsigned int max_held_per_thread); void dm_block_manager_destroy(struct dm_block_manager *bm);

-unsigned dm_bm_block_size(struct dm_block_manager *bm); +unsigned int dm_bm_block_size(struct dm_block_manager *bm); dm_block_t dm_bm_nr_blocks(struct dm_block_manager *bm);

/*----------------------------------------------------------------*/ diff --git a/drivers/md/persistent-data/dm-btree-remove.c b/drivers/md/persistent-data/dm-btree-remove.c index 4ead31e0d8ce..ac213138b021 100644 --- a/drivers/md/persistent-data/dm-btree-remove.c +++ b/drivers/md/persistent-data/dm-btree-remove.c @@ -124,10 +124,10 @@ static int node_copy(struct btree_node *left, struct btree_node *right, int shif /* * Delete a specific entry from a leaf node. */ -static void delete_at(struct btree_node *n, unsigned index) +static void delete_at(struct btree_node *n, unsigned int index) { - unsigned nr_entries = le32_to_cpu(n->header.nr_entries); - unsigned nr_to_copy = nr_entries - (index + 1); + unsigned int nr_entries = le32_to_cpu(n->header.nr_entries); + unsigned int nr_to_copy = nr_entries - (index + 1); uint32_t value_size = le32_to_cpu(n->header.value_size); BUG_ON(index >= nr_entries);

@@ -144,20 +144,20 @@ static void delete_at(struct btree_node *n, unsigned index) n->header.nr_entries = cpu_to_le32(nr_entries - 1); }

-static unsigned merge_threshold(struct btree_node *n) +static unsigned int merge_threshold(struct btree_node *n) { return le32_to_cpu(n->header.max_entries) / 3; }

struct child { - unsigned index; + unsigned int index; struct dm_block *block; struct btree_node *n; };

static int init_child(struct dm_btree_info *info, struct dm_btree_value_type *vt, struct btree_node *parent, - unsigned index, struct child *result) + unsigned int index, struct child *result) { int r, inc; dm_block_t root; @@ -263,7 +263,7 @@ static int __rebalance2(struct dm_btree_info *info, struct btree_node *parent, /* * Rebalance. */ - unsigned target_left = (nr_left + nr_right) / 2; + unsigned int target_left = (nr_left + nr_right) / 2; ret = shift(left, right, nr_left - target_left); if (ret) return ret; @@ -273,7 +273,7 @@ static int __rebalance2(struct dm_btree_info *info, struct btree_node *parent, }

static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info, - struct dm_btree_value_type *vt, unsigned left_index) + struct dm_btree_value_type *vt, unsigned int left_index) { int r; struct btree_node *parent; @@ -310,7 +310,7 @@ static int delete_center_node(struct dm_btree_info *info, struct btree_node *par uint32_t nr_left, uint32_t nr_center, uint32_t nr_right) { uint32_t max_entries = le32_to_cpu(left->header.max_entries); - unsigned shift = min(max_entries - nr_left, nr_center); + unsigned int shift = min(max_entries - nr_left, nr_center);

if (nr_left + shift > max_entries) { DMERR("node shift out of bounds"); @@ -351,10 +351,10 @@ static int redistribute3(struct dm_btree_info *info, struct btree_node *parent, { int s, ret; uint32_t max_entries = le32_to_cpu(left->header.max_entries); - unsigned total = nr_left + nr_center + nr_right; - unsigned target_right = total / 3; - unsigned remainder = (target_right * 3) != total; - unsigned target_left = target_right + remainder; + unsigned int total = nr_left + nr_center + nr_right; + unsigned int target_right = total / 3; + unsigned int remainder = (target_right * 3) != total; + unsigned int target_left = target_right + remainder;

BUG_ON(target_left > max_entries); BUG_ON(target_right > max_entries); @@ -422,7 +422,7 @@ static int __rebalance3(struct dm_btree_info *info, struct btree_node *parent, uint32_t nr_center = le32_to_cpu(center->header.nr_entries); uint32_t nr_right = le32_to_cpu(right->header.nr_entries);

- unsigned threshold = merge_threshold(left) * 4 + 1; + unsigned int threshold = merge_threshold(left) * 4 + 1;

if ((left->header.max_entries != center->header.max_entries) || (center->header.max_entries != right->header.max_entries)) { @@ -440,7 +440,7 @@ static int __rebalance3(struct dm_btree_info *info, struct btree_node *parent, }

static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info, - struct dm_btree_value_type *vt, unsigned left_index) + struct dm_btree_value_type *vt, unsigned int left_index) { int r; struct btree_node *parent = dm_block_data(shadow_current(s)); @@ -519,7 +519,7 @@ static int rebalance_children(struct shadow_spine *s, return r; }

-static int do_leaf(struct btree_node *n, uint64_t key, unsigned *index) +static int do_leaf(struct btree_node *n, uint64_t key, unsigned int *index) { int i = lower_bound(n, key);

@@ -539,7 +539,7 @@ static int do_leaf(struct btree_node *n, uint64_t key, unsigned *index) */ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info, struct dm_btree_value_type *vt, dm_block_t root, - uint64_t key, unsigned *index) + uint64_t key, unsigned int *index) { int i = *index, r; struct btree_node *n; @@ -589,7 +589,7 @@ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info, int dm_btree_remove(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, dm_block_t *new_root) { - unsigned level, last_level = info->levels - 1; + unsigned int level, last_level = info->levels - 1; int index = 0, r = 0; struct shadow_spine spine; struct btree_node *n; @@ -601,7 +601,7 @@ int dm_btree_remove(struct dm_btree_info *info, dm_block_t root, r = remove_raw(&spine, info, (level == last_level ? &info->value_type : &le64_vt), - root, keys[level], (unsigned *)&index); + root, keys[level], (unsigned int *)&index); if (r < 0) break;

@@ -685,9 +685,9 @@ static int remove_nearest(struct shadow_spine *s, struct dm_btree_info *info,

static int remove_one(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, uint64_t end_key, - dm_block_t *new_root, unsigned *nr_removed) + dm_block_t *new_root, unsigned int *nr_removed) { - unsigned level, last_level = info->levels - 1; + unsigned int level, last_level = info->levels - 1; int index = 0, r = 0; struct shadow_spine spine; struct btree_node *n; @@ -698,7 +698,7 @@ static int remove_one(struct dm_btree_info *info, dm_block_t root, init_shadow_spine(&spine, info); for (level = 0; level < last_level; level++) { r = remove_raw(&spine, info, &le64_vt, - root, keys[level], (unsigned *) &index); + root, keys[level], (unsigned int *) &index); if (r < 0) goto out;

@@ -742,7 +742,7 @@ static int remove_one(struct dm_btree_info *info, dm_block_t root,

int dm_btree_remove_leaves(struct dm_btree_info *info, dm_block_t root, uint64_t *first_key, uint64_t end_key, - dm_block_t *new_root, unsigned *nr_removed) + dm_block_t *new_root, unsigned int *nr_removed) { int r;

diff --git a/drivers/md/persistent-data/dm-btree-spine.c b/drivers/md/persistent-data/dm-btree-spine.c index e653458888a7..45a39d4f1c10 100644 --- a/drivers/md/persistent-data/dm-btree-spine.c +++ b/drivers/md/persistent-data/dm-btree-spine.c @@ -234,12 +234,12 @@ dm_block_t shadow_root(struct shadow_spine *s) return s->root; }

-static void le64_inc(void *context, const void *value_le, unsigned count) +static void le64_inc(void *context, const void *value_le, unsigned int count) { dm_tm_with_runs(context, value_le, count, dm_tm_inc_range); }

-static void le64_dec(void *context, const void *value_le, unsigned count) +static void le64_dec(void *context, const void *value_le, unsigned int count) { dm_tm_with_runs(context, value_le, count, dm_tm_dec_range); } diff --git a/drivers/md/persistent-data/dm-btree.c b/drivers/md/persistent-data/dm-btree.c index 5ce64e93aae7..1cc783d7030d 100644 --- a/drivers/md/persistent-data/dm-btree.c +++ b/drivers/md/persistent-data/dm-btree.c @@ -23,8 +23,8 @@ static void memcpy_disk(void *dest, const void *src, size_t len) __dm_unbless_for_disk(src); }

-static void array_insert(void *base, size_t elt_size, unsigned nr_elts, - unsigned index, void *elt) +static void array_insert(void *base, size_t elt_size, unsigned int nr_elts, + unsigned int index, void *elt) __dm_written_to_disk(elt) { if (index < nr_elts) @@ -80,7 +80,7 @@ void inc_children(struct dm_transaction_manager *tm, struct btree_node *n, vt->inc(vt->context, value_ptr(n, 0), nr_entries); }

-static int insert_at(size_t value_size, struct btree_node *node, unsigned index, +static int insert_at(size_t value_size, struct btree_node *node, unsigned int index, uint64_t key, void *value) __dm_written_to_disk(value) { @@ -162,9 +162,9 @@ EXPORT_SYMBOL_GPL(dm_btree_empty); struct frame { struct dm_block *b; struct btree_node *n; - unsigned level; - unsigned nr_children; - unsigned current_child; + unsigned int level; + unsigned int nr_children; + unsigned int current_child; };

struct del_stack { @@ -193,7 +193,7 @@ static int unprocessed_frames(struct del_stack *s)

static void prefetch_children(struct del_stack *s, struct frame *f) { - unsigned i; + unsigned int i; struct dm_block_manager *bm = dm_tm_get_bm(s->tm);

for (i = 0; i < f->nr_children; i++) @@ -205,7 +205,7 @@ static bool is_internal_level(struct dm_btree_info *info, struct frame *f) return f->level < (info->levels - 1); }

-static int push_frame(struct del_stack *s, dm_block_t b, unsigned level) +static int push_frame(struct del_stack *s, dm_block_t b, unsigned int level) { int r; uint32_t ref_count; @@ -371,7 +371,7 @@ static int btree_lookup_raw(struct ro_spine *s, dm_block_t block, uint64_t key, int dm_btree_lookup(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, void *value_le) { - unsigned level, last_level = info->levels - 1; + unsigned int level, last_level = info->levels - 1; int r = -ENODATA; uint64_t rkey; __le64 internal_value_le; @@ -467,7 +467,7 @@ static int dm_btree_lookup_next_single(struct dm_btree_info *info, dm_block_t ro int dm_btree_lookup_next(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, uint64_t *rkey, void *value_le) { - unsigned level; + unsigned int level; int r = -ENODATA; __le64 internal_value_le; struct ro_spine spine; @@ -502,9 +502,9 @@ EXPORT_SYMBOL_GPL(dm_btree_lookup_next); * Copies entries from one region of a btree node to another. The regions * must not overlap. */ -static void copy_entries(struct btree_node *dest, unsigned dest_offset, - struct btree_node *src, unsigned src_offset, - unsigned count) +static void copy_entries(struct btree_node *dest, unsigned int dest_offset, + struct btree_node *src, unsigned int src_offset, + unsigned int count) { size_t value_size = le32_to_cpu(dest->header.value_size); memcpy(dest->keys + dest_offset, src->keys + src_offset, count * sizeof(uint64_t)); @@ -515,9 +515,9 @@ static void copy_entries(struct btree_node *dest, unsigned dest_offset, * Moves entries from one region fo a btree node to another. The regions * may overlap. */ -static void move_entries(struct btree_node *dest, unsigned dest_offset, - struct btree_node *src, unsigned src_offset, - unsigned count) +static void move_entries(struct btree_node *dest, unsigned int dest_offset, + struct btree_node *src, unsigned int src_offset, + unsigned int count) { size_t value_size = le32_to_cpu(dest->header.value_size); memmove(dest->keys + dest_offset, src->keys + src_offset, count * sizeof(uint64_t)); @@ -528,7 +528,7 @@ static void move_entries(struct btree_node *dest, unsigned dest_offset, * Erases the first 'count' entries of a btree node, shifting following * entries down into their place. */ -static void shift_down(struct btree_node *n, unsigned count) +static void shift_down(struct btree_node *n, unsigned int count) { move_entries(n, 0, n, count, le32_to_cpu(n->header.nr_entries) - count); } @@ -537,7 +537,7 @@ static void shift_down(struct btree_node *n, unsigned count) * Moves entries in a btree node up 'count' places, making space for * new entries at the start of the node. */ -static void shift_up(struct btree_node *n, unsigned count) +static void shift_up(struct btree_node *n, unsigned int count) { move_entries(n, count, n, 0, le32_to_cpu(n->header.nr_entries)); } @@ -548,18 +548,18 @@ static void shift_up(struct btree_node *n, unsigned count) */ static void redistribute2(struct btree_node *left, struct btree_node *right) { - unsigned nr_left = le32_to_cpu(left->header.nr_entries); - unsigned nr_right = le32_to_cpu(right->header.nr_entries); - unsigned total = nr_left + nr_right; - unsigned target_left = total / 2; - unsigned target_right = total - target_left; + unsigned int nr_left = le32_to_cpu(left->header.nr_entries); + unsigned int nr_right = le32_to_cpu(right->header.nr_entries); + unsigned int total = nr_left + nr_right; + unsigned int target_left = total / 2; + unsigned int target_right = total - target_left;

if (nr_left < target_left) { - unsigned delta = target_left - nr_left; + unsigned int delta = target_left - nr_left; copy_entries(left, nr_left, right, 0, delta); shift_down(right, delta); } else if (nr_left > target_left) { - unsigned delta = nr_left - target_left; + unsigned int delta = nr_left - target_left; if (nr_right) shift_up(right, delta); copy_entries(right, 0, left, target_left, delta); @@ -576,10 +576,10 @@ static void redistribute2(struct btree_node *left, struct btree_node *right) static void redistribute3(struct btree_node *left, struct btree_node *center, struct btree_node *right) { - unsigned nr_left = le32_to_cpu(left->header.nr_entries); - unsigned nr_center = le32_to_cpu(center->header.nr_entries); - unsigned nr_right = le32_to_cpu(right->header.nr_entries); - unsigned total, target_left, target_center, target_right; + unsigned int nr_left = le32_to_cpu(left->header.nr_entries); + unsigned int nr_center = le32_to_cpu(center->header.nr_entries); + unsigned int nr_right = le32_to_cpu(right->header.nr_entries); + unsigned int total, target_left, target_center, target_right;

BUG_ON(nr_center);

@@ -589,19 +589,19 @@ static void redistribute3(struct btree_node *left, struct btree_node *center, target_right = (total - target_left - target_center);

if (nr_left < target_left) { - unsigned left_short = target_left - nr_left; + unsigned int left_short = target_left - nr_left; copy_entries(left, nr_left, right, 0, left_short); copy_entries(center, 0, right, left_short, target_center); shift_down(right, nr_right - target_right);

} else if (nr_left < (target_left + target_center)) { - unsigned left_to_center = nr_left - target_left; + unsigned int left_to_center = nr_left - target_left; copy_entries(center, 0, left, target_left, left_to_center); copy_entries(center, left_to_center, right, 0, target_center - left_to_center); shift_down(right, nr_right - target_right);

} else { - unsigned right_short = target_right - nr_right; + unsigned int right_short = target_right - nr_right; shift_up(right, right_short); copy_entries(right, 0, left, nr_left - right_short, right_short); copy_entries(center, 0, left, target_left, nr_left - target_left); @@ -642,7 +642,7 @@ static void redistribute3(struct btree_node *left, struct btree_node *center, * * Where A* is a shadow of A. */ -static int split_one_into_two(struct shadow_spine *s, unsigned parent_index, +static int split_one_into_two(struct shadow_spine *s, unsigned int parent_index, struct dm_btree_value_type *vt, uint64_t key) { int r; @@ -696,7 +696,7 @@ static int split_one_into_two(struct shadow_spine *s, unsigned parent_index, * to the new shadow. */ static int shadow_child(struct dm_btree_info *info, struct dm_btree_value_type *vt, - struct btree_node *parent, unsigned index, + struct btree_node *parent, unsigned int index, struct dm_block **result) { int r, inc; @@ -725,11 +725,11 @@ static int shadow_child(struct dm_btree_info *info, struct dm_btree_value_type * * Splits two nodes into three. This is more work, but results in fuller * nodes, so saves metadata space. */ -static int split_two_into_three(struct shadow_spine *s, unsigned parent_index, +static int split_two_into_three(struct shadow_spine *s, unsigned int parent_index, struct dm_btree_value_type *vt, uint64_t key) { int r; - unsigned middle_index; + unsigned int middle_index; struct dm_block *left, *middle, *right, *parent; struct btree_node *ln, *rn, *mn, *pn; __le64 location; @@ -830,7 +830,7 @@ static int btree_split_beneath(struct shadow_spine *s, uint64_t key) { int r; size_t size; - unsigned nr_left, nr_right; + unsigned int nr_left, nr_right; struct dm_block *left, *right, *new_parent; struct btree_node *pn, *ln, *rn; __le64 val; @@ -904,7 +904,7 @@ static int btree_split_beneath(struct shadow_spine *s, uint64_t key) * Redistributes a node's entries with its left sibling. */ static int rebalance_left(struct shadow_spine *s, struct dm_btree_value_type *vt, - unsigned parent_index, uint64_t key) + unsigned int parent_index, uint64_t key) { int r; struct dm_block *sib; @@ -933,7 +933,7 @@ static int rebalance_left(struct shadow_spine *s, struct dm_btree_value_type *vt * Redistributes a nodes entries with its right sibling. */ static int rebalance_right(struct shadow_spine *s, struct dm_btree_value_type *vt, - unsigned parent_index, uint64_t key) + unsigned int parent_index, uint64_t key) { int r; struct dm_block *sib; @@ -961,10 +961,10 @@ static int rebalance_right(struct shadow_spine *s, struct dm_btree_value_type *v /* * Returns the number of spare entries in a node. */ -static int get_node_free_space(struct dm_btree_info *info, dm_block_t b, unsigned *space) +static int get_node_free_space(struct dm_btree_info *info, dm_block_t b, unsigned int *space) { int r; - unsigned nr_entries; + unsigned int nr_entries; struct dm_block *block; struct btree_node *node;

@@ -990,12 +990,12 @@ static int get_node_free_space(struct dm_btree_info *info, dm_block_t b, unsigne */ #define SPACE_THRESHOLD 8 static int rebalance_or_split(struct shadow_spine *s, struct dm_btree_value_type *vt, - unsigned parent_index, uint64_t key) + unsigned int parent_index, uint64_t key) { int r; struct btree_node *parent = dm_block_data(shadow_parent(s)); - unsigned nr_parent = le32_to_cpu(parent->header.nr_entries); - unsigned free_space; + unsigned int nr_parent = le32_to_cpu(parent->header.nr_entries); + unsigned int free_space; int left_shared = 0, right_shared = 0;

/* Should we move entries to the left sibling? */ @@ -1080,7 +1080,7 @@ static bool has_space_for_insert(struct btree_node *node, uint64_t key)

static int btree_insert_raw(struct shadow_spine *s, dm_block_t root, struct dm_btree_value_type *vt, - uint64_t key, unsigned *index) + uint64_t key, unsigned int *index) { int r, i = *index, top = 1; struct btree_node *node; @@ -1214,7 +1214,7 @@ int btree_get_overwrite_leaf(struct dm_btree_info *info, dm_block_t root, }

static bool need_insert(struct btree_node *node, uint64_t *keys, - unsigned level, unsigned index) + unsigned int level, unsigned int index) { return ((index >= le32_to_cpu(node->header.nr_entries)) || (le64_to_cpu(node->keys[index]) != keys[level])); @@ -1226,7 +1226,7 @@ static int insert(struct dm_btree_info *info, dm_block_t root, __dm_written_to_disk(value) { int r; - unsigned level, index = -1, last_level = info->levels - 1; + unsigned int level, index = -1, last_level = info->levels - 1; dm_block_t block = root; struct shadow_spine spine; struct btree_node *n; @@ -1412,7 +1412,7 @@ static int walk_node(struct dm_btree_info *info, dm_block_t block, void *context) { int r; - unsigned i, nr; + unsigned int i, nr; struct dm_block *node; struct btree_node *n; uint64_t keys; @@ -1455,7 +1455,7 @@ EXPORT_SYMBOL_GPL(dm_btree_walk);

static void prefetch_values(struct dm_btree_cursor *c) { - unsigned i, nr; + unsigned int i, nr; __le64 value_le; struct cursor_node *n = c->nodes + c->depth - 1; struct btree_node *bn = dm_block_data(n->b); diff --git a/drivers/md/persistent-data/dm-btree.h b/drivers/md/persistent-data/dm-btree.h index d2ae5aa4d00b..5566e7c32e82 100644 --- a/drivers/md/persistent-data/dm-btree.h +++ b/drivers/md/persistent-data/dm-btree.h @@ -58,14 +58,14 @@ struct dm_btree_value_type { * somewhere.) This method is _not_ called for insertion of a new * value: It is assumed the ref count is already 1. */ - void (*inc)(void *context, const void *value, unsigned count); + void (*inc)(void *context, const void *value, unsigned int count);

/* * These values are being deleted. The btree takes care of freeing * the memory pointed to by @value. Often the del function just * needs to decrement a reference counts somewhere. */ - void (*dec)(void *context, const void *value, unsigned count); + void (*dec)(void *context, const void *value, unsigned int count);

/* * A test for equality between two values. When a value is @@ -84,7 +84,7 @@ struct dm_btree_info { /* * Number of nested btrees. (Not the depth of a single tree.) */ - unsigned levels; + unsigned int levels; struct dm_btree_value_type value_type; };

@@ -149,7 +149,7 @@ int dm_btree_remove(struct dm_btree_info *info, dm_block_t root, */ int dm_btree_remove_leaves(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, uint64_t end_key, - dm_block_t *new_root, unsigned *nr_removed); + dm_block_t *new_root, unsigned int *nr_removed);

/* * Returns < 0 on failure. Otherwise the number of key entries that have @@ -188,7 +188,7 @@ int dm_btree_walk(struct dm_btree_info *info, dm_block_t root,

struct cursor_node { struct dm_block *b; - unsigned index; + unsigned int index; };

struct dm_btree_cursor { @@ -196,7 +196,7 @@ struct dm_btree_cursor { dm_block_t root;

bool prefetch_leaves; - unsigned depth; + unsigned int depth; struct cursor_node nodes[DM_BTREE_CURSOR_MAX_DEPTH]; };

diff --git a/drivers/md/persistent-data/dm-persistent-data-internal.h b/drivers/md/persistent-data/dm-persistent-data-internal.h index c49e26fff36c..b945a2be93fb 100644 --- a/drivers/md/persistent-data/dm-persistent-data-internal.h +++ b/drivers/md/persistent-data/dm-persistent-data-internal.h @@ -9,11 +9,11 @@

#include "dm-block-manager.h"

-static inline unsigned dm_hash_block(dm_block_t b, unsigned hash_mask) +static inline unsigned int dm_hash_block(dm_block_t b, unsigned int hash_mask) { - const unsigned BIG_PRIME = 4294967291UL; + const unsigned int BIG_PRIME = 4294967291UL;

- return (((unsigned) b) * BIG_PRIME) & hash_mask; + return (((unsigned int) b) * BIG_PRIME) & hash_mask; }

#endif /* _PERSISTENT_DATA_INTERNAL_H */ diff --git a/drivers/md/persistent-data/dm-space-map-common.c b/drivers/md/persistent-data/dm-space-map-common.c index bfbfa750e016..af800efed9f3 100644 --- a/drivers/md/persistent-data/dm-space-map-common.c +++ b/drivers/md/persistent-data/dm-space-map-common.c @@ -126,7 +126,7 @@ static void *dm_bitmap_data(struct dm_block *b)

#define WORD_MASK_HIGH 0xAAAAAAAAAAAAAAAAULL

-static unsigned dm_bitmap_word_used(void *addr, unsigned b) +static unsigned int dm_bitmap_word_used(void *addr, unsigned int b) { __le64 *words_le = addr; __le64 *w_le = words_le + (b >> ENTRIES_SHIFT); @@ -137,11 +137,11 @@ static unsigned dm_bitmap_word_used(void *addr, unsigned b) return !(~bits & mask); }

-static unsigned sm_lookup_bitmap(void *addr, unsigned b) +static unsigned int sm_lookup_bitmap(void *addr, unsigned int b) { __le64 *words_le = addr; __le64 *w_le = words_le + (b >> ENTRIES_SHIFT); - unsigned hi, lo; + unsigned int hi, lo;

b = (b & (ENTRIES_PER_WORD - 1)) << 1; hi = !!test_bit_le(b, (void *) w_le); @@ -149,7 +149,7 @@ static unsigned sm_lookup_bitmap(void *addr, unsigned b) return (hi << 1) | lo; }

-static void sm_set_bitmap(void *addr, unsigned b, unsigned val) +static void sm_set_bitmap(void *addr, unsigned int b, unsigned int val) { __le64 *words_le = addr; __le64 *w_le = words_le + (b >> ENTRIES_SHIFT); @@ -167,8 +167,8 @@ static void sm_set_bitmap(void *addr, unsigned b, unsigned val) __clear_bit_le(b + 1, (void *) w_le); }

-static int sm_find_free(void *addr, unsigned begin, unsigned end, - unsigned *result) +static int sm_find_free(void *addr, unsigned int begin, unsigned int end, + unsigned int *result) { while (begin < end) { if (!(begin & (ENTRIES_PER_WORD - 1)) && @@ -237,7 +237,7 @@ int sm_ll_extend(struct ll_disk *ll, dm_block_t extra_blocks) { int r; dm_block_t i, nr_blocks, nr_indexes; - unsigned old_blocks, blocks; + unsigned int old_blocks, blocks;

nr_blocks = ll->nr_blocks + extra_blocks; old_blocks = dm_sector_div_up(ll->nr_blocks, ll->entries_per_block); @@ -351,7 +351,7 @@ int sm_ll_find_free_block(struct ll_disk *ll, dm_block_t begin,

for (i = index_begin; i < index_end; i++, begin = 0) { struct dm_block *blk; - unsigned position; + unsigned int position; uint32_t bit_end;

r = ll->load_ie(ll, i, &ie_disk); @@ -369,7 +369,7 @@ int sm_ll_find_free_block(struct ll_disk *ll, dm_block_t begin, bit_end = (i == index_end - 1) ? end : ll->entries_per_block;

r = sm_find_free(dm_bitmap_data(blk), - max_t(unsigned, begin, le32_to_cpu(ie_disk.none_free_before)), + max_t(unsigned int, begin, le32_to_cpu(ie_disk.none_free_before)), bit_end, &position); if (r == -ENOSPC) { /* @@ -1097,7 +1097,7 @@ static inline int ie_cache_writeback(struct ll_disk *ll, struct ie_cache *iec) &iec->index, &iec->ie, &ll->bitmap_root); }

-static inline unsigned hash_index(dm_block_t index) +static inline unsigned int hash_index(dm_block_t index) { return dm_hash_block(index, IE_CACHE_MASK); } @@ -1106,7 +1106,7 @@ static int disk_ll_load_ie(struct ll_disk *ll, dm_block_t index, struct disk_index_entry *ie) { int r; - unsigned h = hash_index(index); + unsigned int h = hash_index(index); struct ie_cache *iec = ll->ie_cache + h;

if (iec->valid) { @@ -1137,7 +1137,7 @@ static int disk_ll_save_ie(struct ll_disk *ll, dm_block_t index, struct disk_index_entry *ie) { int r; - unsigned h = hash_index(index); + unsigned int h = hash_index(index); struct ie_cache *iec = ll->ie_cache + h;

ll->bitmap_index_changed = true; @@ -1164,7 +1164,7 @@ static int disk_ll_save_ie(struct ll_disk *ll, dm_block_t index,

static int disk_ll_init_index(struct ll_disk *ll) { - unsigned i; + unsigned int i; for (i = 0; i < IE_CACHE_SIZE; i++) { struct ie_cache *iec = ll->ie_cache + i; iec->valid = false; @@ -1186,7 +1186,7 @@ static dm_block_t disk_ll_max_entries(struct ll_disk *ll) static int disk_ll_commit(struct ll_disk *ll) { int r = 0; - unsigned i; + unsigned int i;

for (i = 0; i < IE_CACHE_SIZE; i++) { struct ie_cache *iec = ll->ie_cache + i; diff --git a/drivers/md/persistent-data/dm-space-map-metadata.c b/drivers/md/persistent-data/dm-space-map-metadata.c index 392ae26134a4..0d1fcdf29c83 100644 --- a/drivers/md/persistent-data/dm-space-map-metadata.c +++ b/drivers/md/persistent-data/dm-space-map-metadata.c @@ -94,8 +94,8 @@ struct block_op { };

struct bop_ring_buffer { - unsigned begin; - unsigned end; + unsigned int begin; + unsigned int end; struct block_op bops[MAX_RECURSIVE_ALLOCATIONS + 1]; };

@@ -110,9 +110,9 @@ static bool brb_empty(struct bop_ring_buffer *brb) return brb->begin == brb->end; }

-static unsigned brb_next(struct bop_ring_buffer *brb, unsigned old) +static unsigned int brb_next(struct bop_ring_buffer *brb, unsigned int old) { - unsigned r = old + 1; + unsigned int r = old + 1; return r >= ARRAY_SIZE(brb->bops) ? 0 : r; }

@@ -120,7 +120,7 @@ static int brb_push(struct bop_ring_buffer *brb, enum block_op_type type, dm_block_t b, dm_block_t e) { struct block_op *bop; - unsigned next = brb_next(brb, brb->end); + unsigned int next = brb_next(brb, brb->end);

/* * We don't allow the last bop to be filled, this way we can @@ -171,8 +171,8 @@ struct sm_metadata {

dm_block_t begin;

- unsigned recursion_count; - unsigned allocated_this_transaction; + unsigned int recursion_count; + unsigned int allocated_this_transaction; struct bop_ring_buffer uncommitted;

struct threshold threshold; @@ -300,9 +300,9 @@ static int sm_metadata_get_count(struct dm_space_map *sm, dm_block_t b, uint32_t *result) { int r; - unsigned i; + unsigned int i; struct sm_metadata *smm = container_of(sm, struct sm_metadata, sm); - unsigned adjustment = 0; + unsigned int adjustment = 0;

/* * We may have some uncommitted adjustments to add. This list @@ -340,7 +340,7 @@ static int sm_metadata_count_is_more_than_one(struct dm_space_map *sm, dm_block_t b, int *result) { int r, adjustment = 0; - unsigned i; + unsigned int i; struct sm_metadata *smm = container_of(sm, struct sm_metadata, sm); uint32_t rc;

diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c index 16643fc974e8..39885f835584 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.c +++ b/drivers/md/persistent-data/dm-transaction-manager.c @@ -28,14 +28,14 @@ struct prefetch_set { dm_block_t blocks[PREFETCH_SIZE]; };

-static unsigned prefetch_hash(dm_block_t b) +static unsigned int prefetch_hash(dm_block_t b) { return hash_64(b, PREFETCH_BITS); }

static void prefetch_wipe(struct prefetch_set *p) { - unsigned i; + unsigned int i; for (i = 0; i < PREFETCH_SIZE; i++) p->blocks[i] = PREFETCH_SENTINEL; } @@ -48,7 +48,7 @@ static void prefetch_init(struct prefetch_set *p)

static void prefetch_add(struct prefetch_set *p, dm_block_t b) { - unsigned h = prefetch_hash(b); + unsigned int h = prefetch_hash(b);

mutex_lock(&p->lock); if (p->blocks[h] == PREFETCH_SENTINEL) @@ -59,7 +59,7 @@ static void prefetch_add(struct prefetch_set *p, dm_block_t b)

static void prefetch_issue(struct prefetch_set *p, struct dm_block_manager *bm) { - unsigned i; + unsigned int i;

mutex_lock(&p->lock);

@@ -103,7 +103,7 @@ struct dm_transaction_manager { static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b) { int r = 0; - unsigned bucket = dm_hash_block(b, DM_HASH_MASK); + unsigned int bucket = dm_hash_block(b, DM_HASH_MASK); struct shadow_info *si;

spin_lock(&tm->lock); @@ -123,7 +123,7 @@ static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b) */ static void insert_shadow(struct dm_transaction_manager *tm, dm_block_t b) { - unsigned bucket; + unsigned int bucket; struct shadow_info *si;

si = kmalloc(sizeof(*si), GFP_NOIO); @@ -393,11 +393,11 @@ void dm_tm_dec_range(struct dm_transaction_manager *tm, dm_block_t b, dm_block_t EXPORT_SYMBOL_GPL(dm_tm_dec_range);

void dm_tm_with_runs(struct dm_transaction_manager *tm, - const __le64 *value_le, unsigned count, dm_tm_run_fn fn) + const __le64 *value_le, unsigned int count, dm_tm_run_fn fn) { uint64_t b, begin, end; bool in_run = false; - unsigned i; + unsigned int i;

for (i = 0; i < count; i++, value_le++) { b = le64_to_cpu(*value_le); diff --git a/drivers/md/persistent-data/dm-transaction-manager.h b/drivers/md/persistent-data/dm-transaction-manager.h index 906c02ed0365..0f573a4a01ae 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.h +++ b/drivers/md/persistent-data/dm-transaction-manager.h @@ -111,7 +111,7 @@ void dm_tm_dec_range(struct dm_transaction_manager *tm, dm_block_t b, dm_block_t */ typedef void (*dm_tm_run_fn)(struct dm_transaction_manager *, dm_block_t, dm_block_t); void dm_tm_with_runs(struct dm_transaction_manager *tm, - const __le64 *value_le, unsigned count, dm_tm_run_fn fn); + const __le64 *value_le, unsigned int count, dm_tm_run_fn fn);

int dm_tm_ref(struct dm_transaction_manager *tm, dm_block_t b, uint32_t *result);

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 8cf27e2654fc..f1d9ee2a78b0 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -5514,7 +5514,7 @@ static const struct mv88e6xxx_ops mv88e6393x_ops = { * .port_set_upstream_port method. */ .set_egress_port = mv88e6393x_set_egress_port, - .watchdog_ops = &mv88e6390_watchdog_ops, + .watchdog_ops = &mv88e6393x_watchdog_ops, .mgmt_rsvd2cpu = mv88e6393x_port_mgmt_rsvd2cpu, .pot_clear = mv88e6xxx_g2_pot_clear, .reset = mv88e6352_g1_reset, diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index fa65ecd9cb85..ec49939968fa 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -931,6 +931,26 @@ const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops = { .irq_free = mv88e6390_watchdog_free, };

+static int mv88e6393x_watchdog_action(struct mv88e6xxx_chip *chip, int irq) +{ + mv88e6390_watchdog_action(chip, irq); + + /* Fix for clearing the force WD event bit. + * Unreleased erratum on mv88e6393x. + */ + mv88e6xxx_g2_write(chip, MV88E6390_G2_WDOG_CTL, + MV88E6390_G2_WDOG_CTL_UPDATE | + MV88E6390_G2_WDOG_CTL_PTR_EVENT); + + return IRQ_HANDLED; +} + +const struct mv88e6xxx_irq_ops mv88e6393x_watchdog_ops = { + .irq_action = mv88e6393x_watchdog_action, + .irq_setup = mv88e6390_watchdog_setup, + .irq_free = mv88e6390_watchdog_free, +}; + static irqreturn_t mv88e6xxx_g2_watchdog_thread_fn(int irq, void *dev_id) { struct mv88e6xxx_chip *chip = dev_id; diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h index 7536b8b0ad01..c05fad5c9f19 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.h +++ b/drivers/net/dsa/mv88e6xxx/global2.h @@ -363,6 +363,7 @@ int mv88e6xxx_g2_device_mapping_write(struct mv88e6xxx_chip *chip, int target, extern const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops; extern const struct mv88e6xxx_irq_ops mv88e6250_watchdog_ops; extern const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops; +extern const struct mv88e6xxx_irq_ops mv88e6393x_watchdog_ops;

extern const struct mv88e6xxx_avb_ops mv88e6165_avb_ops; extern const struct mv88e6xxx_avb_ops mv88e6352_avb_ops; diff --git a/drivers/net/ethernet/google/gve/gve.h b/drivers/net/ethernet/google/gve/gve.h index 160735484465..458149a77ebe 100644 --- a/drivers/net/ethernet/google/gve/gve.h +++ b/drivers/net/ethernet/google/gve/gve.h @@ -47,6 +47,8 @@

#define GVE_RX_BUFFER_SIZE_DQO 2048

+#define GVE_GQ_TX_MIN_PKT_DESC_BYTES 182 + /* Each slot in the desc ring has a 1:1 mapping to a slot in the data ring */ struct gve_rx_desc_queue { struct gve_rx_desc *desc_ring; /* the descriptor ring */ diff --git a/drivers/net/ethernet/google/gve/gve_tx.c b/drivers/net/ethernet/google/gve/gve_tx.c index 4888bf05fbed..5e11b8236754 100644 --- a/drivers/net/ethernet/google/gve/gve_tx.c +++ b/drivers/net/ethernet/google/gve/gve_tx.c @@ -284,8 +284,8 @@ static inline int gve_skb_fifo_bytes_required(struct gve_tx_ring *tx, int bytes; int hlen;

- hlen = skb_is_gso(skb) ? skb_checksum_start_offset(skb) + - tcp_hdrlen(skb) : skb_headlen(skb); + hlen = skb_is_gso(skb) ? skb_checksum_start_offset(skb) + tcp_hdrlen(skb) : + min_t(int, GVE_GQ_TX_MIN_PKT_DESC_BYTES, skb->len);

pad_bytes = gve_tx_fifo_pad_alloc_one_frag(&tx->tx_fifo, hlen); @@ -454,13 +454,11 @@ static int gve_tx_add_skb_copy(struct gve_priv *priv, struct gve_tx_ring *tx, st pkt_desc = &tx->desc[idx];

l4_hdr_offset = skb_checksum_start_offset(skb); - /* If the skb is gso, then we want the tcp header in the first segment - * otherwise we want the linear portion of the skb (which will contain - * the checksum because skb->csum_start and skb->csum_offset are given - * relative to skb->head) in the first segment. + /* If the skb is gso, then we want the tcp header alone in the first segment + * otherwise we want the minimum required by the gVNIC spec. */ hlen = is_gso ? l4_hdr_offset + tcp_hdrlen(skb) : - skb_headlen(skb); + min_t(int, GVE_GQ_TX_MIN_PKT_DESC_BYTES, skb->len);

info->skb = skb; /* We don't want to split the header, so if necessary, pad to the end diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c index a2645ff3100e..7f7260407972 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c @@ -541,6 +541,21 @@ static void ice_vc_fdir_rem_prof_all(struct ice_vf *vf) } }

+/** + * ice_vc_fdir_reset_cnt_all - reset all FDIR counters for this VF FDIR + * @fdir: pointer to the VF FDIR structure + */ +static void ice_vc_fdir_reset_cnt_all(struct ice_vf_fdir *fdir) +{ + enum ice_fltr_ptype flow; + + for (flow = ICE_FLTR_PTYPE_NONF_NONE; + flow < ICE_FLTR_PTYPE_MAX; flow++) { + fdir->fdir_fltr_cnt[flow][0] = 0; + fdir->fdir_fltr_cnt[flow][1] = 0; + } +} + /** * ice_vc_fdir_has_prof_conflict * @vf: pointer to the VF structure @@ -1871,7 +1886,7 @@ int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg) v_ret = VIRTCHNL_STATUS_SUCCESS; stat->status = VIRTCHNL_FDIR_FAILURE_RULE_NORESOURCE; dev_dbg(dev, "VF %d: set FDIR context failed\n", vf->vf_id); - goto err_free_conf; + goto err_rem_entry; }

ret = ice_vc_fdir_write_fltr(vf, conf, true, is_tun); @@ -1880,15 +1895,16 @@ int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg) stat->status = VIRTCHNL_FDIR_FAILURE_RULE_NORESOURCE; dev_err(dev, "VF %d: writing FDIR rule failed, ret:%d\n", vf->vf_id, ret); - goto err_rem_entry; + goto err_clr_irq; }

exit: kfree(stat); return ret;

-err_rem_entry: +err_clr_irq: ice_vc_fdir_clear_irq_ctx(vf); +err_rem_entry: ice_vc_fdir_remove_entry(vf, conf, conf->flow_id); err_free_conf: devm_kfree(dev, conf); @@ -1997,6 +2013,7 @@ void ice_vf_fdir_init(struct ice_vf *vf) spin_lock_init(&fdir->ctx_lock); fdir->ctx_irq.flags = 0; fdir->ctx_done.flags = 0; + ice_vc_fdir_reset_cnt_all(fdir); }

/** diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 13aa919633b4..ab9f876b6df7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -251,7 +251,6 @@ static void intel_speed_mode_2500(struct net_device *ndev, void *intel_data) priv->plat->mdio_bus_data->xpcs_an_inband = false; } else { priv->plat->max_speed = 1000; - priv->plat->mdio_bus_data->xpcs_an_inband = true; } }

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 93321437f093..fa3ce3b0d9a5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1132,20 +1132,26 @@ static void stmmac_check_pcs_mode(struct stmmac_priv *priv) static int stmmac_init_phy(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + struct fwnode_handle *phy_fwnode; struct fwnode_handle *fwnode; int ret;

+ if (!phylink_expects_phy(priv->phylink)) + return 0; + fwnode = of_fwnode_handle(priv->plat->phylink_node); if (!fwnode) fwnode = dev_fwnode(priv->device);

if (fwnode) - ret = phylink_fwnode_phy_connect(priv->phylink, fwnode, 0); + phy_fwnode = fwnode_get_phy_node(fwnode); + else + phy_fwnode = NULL;

/* Some DT bindings do not set-up the PHY handle. Let's try to * manually parse it */ - if (!fwnode || ret) { + if (!phy_fwnode || IS_ERR(phy_fwnode)) { int addr = priv->plat->phy_addr; struct phy_device *phydev;

@@ -1161,6 +1167,9 @@ static int stmmac_init_phy(struct net_device *dev) }

ret = phylink_connect_phy(priv->phylink, phydev); + } else { + fwnode_handle_put(phy_fwnode); + ret = phylink_fwnode_phy_connect(priv->phylink, fwnode, 0); }

if (!priv->plat->pmt) { @@ -6618,6 +6627,8 @@ int stmmac_xdp_open(struct net_device *dev) goto init_error; }

+ stmmac_reset_queues_param(priv); + /* DMA CSR Channel configuration */ for (chan = 0; chan < dma_csr_ch; chan++) { stmmac_init_chan(priv, priv->ioaddr, priv->plat->dma_cfg, chan); @@ -6944,7 +6955,7 @@ static void stmmac_napi_del(struct net_device *dev) int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt) { struct stmmac_priv *priv = netdev_priv(dev); - int ret = 0; + int ret = 0, i;

if (netif_running(dev)) stmmac_release(dev); @@ -6953,6 +6964,10 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt)

priv->plat->rx_queues_to_use = rx_cnt; priv->plat->tx_queues_to_use = tx_cnt; + if (!netif_is_rxfh_configured(dev)) + for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++) + priv->rss.table[i] = ethtool_rxfh_indir_default(i, + rx_cnt);

stmmac_napi_add(dev);

diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index 8ff1c84a23ce..25466cbdc16b 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -2819,7 +2819,8 @@ static int am65_cpsw_nuss_probe(struct platform_device *pdev) am65_cpsw_nuss_phylink_cleanup(common); am65_cpts_release(common->cpts); err_of_clear: - of_platform_device_destroy(common->mdio_dev, NULL); + if (common->mdio_dev) + of_platform_device_destroy(common->mdio_dev, NULL); err_pm_clear: pm_runtime_put_sync(dev); pm_runtime_disable(dev); @@ -2848,7 +2849,8 @@ static int am65_cpsw_nuss_remove(struct platform_device *pdev) am65_cpsw_nuss_phylink_cleanup(common); am65_cpts_release(common->cpts);

- of_platform_device_destroy(common->mdio_dev, NULL); + if (common->mdio_dev) + of_platform_device_destroy(common->mdio_dev, NULL);

pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index a202ce6611fd..4073e8243df3 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1552,6 +1552,25 @@ void phylink_destroy(struct phylink *pl) } EXPORT_SYMBOL_GPL(phylink_destroy);

+/** + * phylink_expects_phy() - Determine if phylink expects a phy to be attached + * @pl: a pointer to a &struct phylink returned from phylink_create() + * + * When using fixed-link mode, or in-band mode with 1000base-X or 2500base-X, + * no PHY is needed. + * + * Returns true if phylink will be expecting a PHY. + */ +bool phylink_expects_phy(struct phylink *pl) +{ + if (pl->cfg_link_an_mode == MLO_AN_FIXED || + (pl->cfg_link_an_mode == MLO_AN_INBAND && + phy_interface_mode_is_8023z(pl->link_config.interface))) + return false; + return true; +} +EXPORT_SYMBOL_GPL(phylink_expects_phy); + static void phylink_phy_change(struct phy_device *phydev, bool up) { struct phylink *pl = phydev->phylink; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index d0daef674e72..e300278ea38c 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -991,15 +991,34 @@ static const struct sdio_device_id brcmf_sdmmc_ids[] = { MODULE_DEVICE_TABLE(sdio, brcmf_sdmmc_ids);

-static void brcmf_sdiod_acpi_set_power_manageable(struct device *dev, - int val) +static void brcmf_sdiod_acpi_save_power_manageable(struct brcmf_sdio_dev *sdiodev) { #if IS_ENABLED(CONFIG_ACPI) struct acpi_device *adev;

- adev = ACPI_COMPANION(dev); + adev = ACPI_COMPANION(&sdiodev->func1->dev); if (adev) - adev->flags.power_manageable = 0; + sdiodev->func1_power_manageable = adev->flags.power_manageable; + + adev = ACPI_COMPANION(&sdiodev->func2->dev); + if (adev) + sdiodev->func2_power_manageable = adev->flags.power_manageable; +#endif +} + +static void brcmf_sdiod_acpi_set_power_manageable(struct brcmf_sdio_dev *sdiodev, + int enable) +{ +#if IS_ENABLED(CONFIG_ACPI) + struct acpi_device *adev; + + adev = ACPI_COMPANION(&sdiodev->func1->dev); + if (adev) + adev->flags.power_manageable = enable ? sdiodev->func1_power_manageable : 0; + + adev = ACPI_COMPANION(&sdiodev->func2->dev); + if (adev) + adev->flags.power_manageable = enable ? sdiodev->func2_power_manageable : 0; #endif }

@@ -1009,7 +1028,6 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, int err; struct brcmf_sdio_dev *sdiodev; struct brcmf_bus *bus_if; - struct device *dev;

brcmf_dbg(SDIO, "Enter\n"); brcmf_dbg(SDIO, "Class=%x\n", func->class); @@ -1017,14 +1035,9 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, brcmf_dbg(SDIO, "sdio device ID: 0x%04x\n", func->device); brcmf_dbg(SDIO, "Function#: %d\n", func->num);

- dev = &func->dev; - /* Set MMC_QUIRK_LENIENT_FN0 for this card */ func->card->quirks |= MMC_QUIRK_LENIENT_FN0;

- /* prohibit ACPI power management for this device */ - brcmf_sdiod_acpi_set_power_manageable(dev, 0); - /* Consume func num 1 but dont do anything with it. */ if (func->num == 1) return 0; @@ -1055,6 +1068,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, dev_set_drvdata(&sdiodev->func1->dev, bus_if); sdiodev->dev = &sdiodev->func1->dev;

+ brcmf_sdiod_acpi_save_power_manageable(sdiodev); brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_DOWN);

brcmf_dbg(SDIO, "F2 found, calling brcmf_sdiod_probe...\n"); @@ -1120,6 +1134,8 @@ void brcmf_sdio_wowl_config(struct device *dev, bool enabled)

if (sdiodev->settings->bus.sdio.oob_irq_supported || pm_caps & MMC_PM_WAKE_SDIO_IRQ) { + /* Stop ACPI from turning off the device when wowl is enabled */ + brcmf_sdiod_acpi_set_power_manageable(sdiodev, !enabled); sdiodev->wowl_enabled = enabled; brcmf_dbg(SDIO, "Configuring WOWL, enabled=%d\n", enabled); return; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h index b76d34d36bde..0d18ed15b403 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h @@ -188,6 +188,8 @@ struct brcmf_sdio_dev { char nvram_name[BRCMF_FW_NAME_LEN]; char clm_name[BRCMF_FW_NAME_LEN]; bool wowl_enabled; + bool func1_power_manageable; + bool func2_power_manageable; enum brcmf_sdiod_state state; struct brcmf_sdiod_freezer *freezer; const struct firmware *clm_fw; diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/main.c b/drivers/net/wireless/mediatek/mt76/mt7603/main.c index ca50feb0b3a9..1b1358c6bb46 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/main.c @@ -512,15 +512,15 @@ mt7603_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) return -EOPNOTSUPP;

- if (cmd == SET_KEY) { - key->hw_key_idx = wcid->idx; - wcid->hw_key_idx = idx; - } else { + if (cmd != SET_KEY) { if (idx == wcid->hw_key_idx) wcid->hw_key_idx = -1;

- key = NULL; + return 0; } + + key->hw_key_idx = wcid->idx; + wcid->hw_key_idx = idx; mt76_wcid_key_setup(&dev->mt76, wcid, key);

return mt7603_wtbl_set_key(dev, wcid->idx, key); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index 2ce1705c0f43..a0412a29fb49 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -1180,8 +1180,7 @@ EXPORT_SYMBOL_GPL(mt7615_mac_set_rates); static int mt7615_mac_wtbl_update_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, struct ieee80211_key_conf *key, - enum mt76_cipher_type cipher, u16 cipher_mask, - enum set_key_cmd cmd) + enum mt76_cipher_type cipher, u16 cipher_mask) { u32 addr = mt7615_mac_wtbl_addr(dev, wcid->idx) + 30 * 4; u8 data[32] = {}; @@ -1190,27 +1189,18 @@ mt7615_mac_wtbl_update_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, return -EINVAL;

mt76_rr_copy(dev, addr, data, sizeof(data)); - if (cmd == SET_KEY) { - if (cipher == MT_CIPHER_TKIP) { - /* Rx/Tx MIC keys are swapped */ - memcpy(data, key->key, 16); - memcpy(data + 16, key->key + 24, 8); - memcpy(data + 24, key->key + 16, 8); - } else { - if (cipher_mask == BIT(cipher)) - memcpy(data, key->key, key->keylen); - else if (cipher != MT_CIPHER_BIP_CMAC_128) - memcpy(data, key->key, 16); - if (cipher == MT_CIPHER_BIP_CMAC_128) - memcpy(data + 16, key->key, 16); - } + if (cipher == MT_CIPHER_TKIP) { + /* Rx/Tx MIC keys are swapped */ + memcpy(data, key->key, 16); + memcpy(data + 16, key->key + 24, 8); + memcpy(data + 24, key->key + 16, 8); } else { + if (cipher_mask == BIT(cipher)) + memcpy(data, key->key, key->keylen); + else if (cipher != MT_CIPHER_BIP_CMAC_128) + memcpy(data, key->key, 16); if (cipher == MT_CIPHER_BIP_CMAC_128) - memset(data + 16, 0, 16); - else if (cipher_mask) - memset(data, 0, 16); - if (!cipher_mask) - memset(data, 0, sizeof(data)); + memcpy(data + 16, key->key, 16); }

mt76_wr_copy(dev, addr, data, sizeof(data)); @@ -1221,7 +1211,7 @@ mt7615_mac_wtbl_update_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, static int mt7615_mac_wtbl_update_pk(struct mt7615_dev *dev, struct mt76_wcid *wcid, enum mt76_cipher_type cipher, u16 cipher_mask, - int keyidx, enum set_key_cmd cmd) + int keyidx) { u32 addr = mt7615_mac_wtbl_addr(dev, wcid->idx), w0, w1;

@@ -1240,9 +1230,7 @@ mt7615_mac_wtbl_update_pk(struct mt7615_dev *dev, struct mt76_wcid *wcid, else w0 &= ~MT_WTBL_W0_RX_IK_VALID;

- if (cmd == SET_KEY && - (cipher != MT_CIPHER_BIP_CMAC_128 || - cipher_mask == BIT(cipher))) { + if (cipher != MT_CIPHER_BIP_CMAC_128 || cipher_mask == BIT(cipher)) { w0 &= ~MT_WTBL_W0_KEY_IDX; w0 |= FIELD_PREP(MT_WTBL_W0_KEY_IDX, keyidx); } @@ -1259,19 +1247,10 @@ mt7615_mac_wtbl_update_pk(struct mt7615_dev *dev, struct mt76_wcid *wcid,

static void mt7615_mac_wtbl_update_cipher(struct mt7615_dev *dev, struct mt76_wcid *wcid, - enum mt76_cipher_type cipher, u16 cipher_mask, - enum set_key_cmd cmd) + enum mt76_cipher_type cipher, u16 cipher_mask) { u32 addr = mt7615_mac_wtbl_addr(dev, wcid->idx);

- if (!cipher_mask) { - mt76_clear(dev, addr + 2 * 4, MT_WTBL_W2_KEY_TYPE); - return; - } - - if (cmd != SET_KEY) - return; - if (cipher == MT_CIPHER_BIP_CMAC_128 && cipher_mask & ~BIT(MT_CIPHER_BIP_CMAC_128)) return; @@ -1282,8 +1261,7 @@ mt7615_mac_wtbl_update_cipher(struct mt7615_dev *dev, struct mt76_wcid *wcid,

int __mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, - struct ieee80211_key_conf *key, - enum set_key_cmd cmd) + struct ieee80211_key_conf *key) { enum mt76_cipher_type cipher; u16 cipher_mask = wcid->cipher; @@ -1293,19 +1271,14 @@ int __mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, if (cipher == MT_CIPHER_NONE) return -EOPNOTSUPP;

- if (cmd == SET_KEY) - cipher_mask |= BIT(cipher); - else - cipher_mask &= ~BIT(cipher); - - mt7615_mac_wtbl_update_cipher(dev, wcid, cipher, cipher_mask, cmd); - err = mt7615_mac_wtbl_update_key(dev, wcid, key, cipher, cipher_mask, - cmd); + cipher_mask |= BIT(cipher); + mt7615_mac_wtbl_update_cipher(dev, wcid, cipher, cipher_mask); + err = mt7615_mac_wtbl_update_key(dev, wcid, key, cipher, cipher_mask); if (err < 0) return err;

err = mt7615_mac_wtbl_update_pk(dev, wcid, cipher, cipher_mask, - key->keyidx, cmd); + key->keyidx); if (err < 0) return err;

@@ -1316,13 +1289,12 @@ int __mt7615_mac_wtbl_set_key(struct mt7615_dev *dev,

int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, - struct ieee80211_key_conf *key, - enum set_key_cmd cmd) + struct ieee80211_key_conf *key) { int err;

spin_lock_bh(&dev->mt76.lock); - err = __mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); + err = __mt7615_mac_wtbl_set_key(dev, wcid, key); spin_unlock_bh(&dev->mt76.lock);

return err; diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 8d4733f87cda..a3b0d4e9146a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -391,18 +391,17 @@ static int mt7615_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,

if (cmd == SET_KEY) *wcid_keyidx = idx; - else if (idx == *wcid_keyidx) - *wcid_keyidx = -1; - else + else { + if (idx == *wcid_keyidx) + *wcid_keyidx = -1; goto out; + }

- mt76_wcid_key_setup(&dev->mt76, wcid, - cmd == SET_KEY ? key : NULL); - + mt76_wcid_key_setup(&dev->mt76, wcid, key); if (mt76_is_mmio(&dev->mt76)) - err = mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); + err = mt7615_mac_wtbl_set_key(dev, wcid, key); else - err = __mt7615_mac_wtbl_set_key(dev, wcid, key, cmd); + err = __mt7615_mac_wtbl_set_key(dev, wcid, key);

out: mt7615_mutex_release(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h index 060d52c81d9e..c0e62082b62d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h @@ -482,11 +482,9 @@ int mt7615_mac_write_txwi(struct mt7615_dev *dev, __le32 *txwi, void mt7615_mac_set_timing(struct mt7615_phy *phy); int __mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, - struct ieee80211_key_conf *key, - enum set_key_cmd cmd); + struct ieee80211_key_conf *key); int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid, - struct ieee80211_key_conf *key, - enum set_key_cmd cmd); + struct ieee80211_key_conf *key); void mt7615_mac_reset_work(struct work_struct *work); u32 mt7615_mac_get_sta_tid_sn(struct mt7615_dev *dev, int wcid, u8 tid);

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index 604ddcc21123..324535a0dd6d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -455,20 +455,20 @@ int mt76x02_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, msta = sta ? (struct mt76x02_sta *)sta->drv_priv : NULL; wcid = msta ? &msta->wcid : &mvif->group_wcid;

- if (cmd == SET_KEY) { - key->hw_key_idx = wcid->idx; - wcid->hw_key_idx = idx; - if (key->flags & IEEE80211_KEY_FLAG_RX_MGMT) { - key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; - wcid->sw_iv = true; - } - } else { + if (cmd != SET_KEY) { if (idx == wcid->hw_key_idx) { wcid->hw_key_idx = -1; wcid->sw_iv = false; }

- key = NULL; + return 0; + } + + key->hw_key_idx = wcid->idx; + wcid->hw_key_idx = idx; + if (key->flags & IEEE80211_KEY_FLAG_RX_MGMT) { + key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; + wcid->sw_iv = true; } mt76_wcid_key_setup(&dev->mt76, wcid, key);

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index 060cb88e82e3..bda26bd62412 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -393,16 +393,15 @@ static int mt7915_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, mt7915_mcu_add_bss_info(phy, vif, true); }

- if (cmd == SET_KEY) + if (cmd == SET_KEY) { *wcid_keyidx = idx; - else if (idx == *wcid_keyidx) - *wcid_keyidx = -1; - else + } else { + if (idx == *wcid_keyidx) + *wcid_keyidx = -1; goto out; + }

- mt76_wcid_key_setup(&dev->mt76, wcid, - cmd == SET_KEY ? key : NULL); - + mt76_wcid_key_setup(&dev->mt76, wcid, key); err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->bip, key, MCU_EXT_CMD(STA_REC_UPDATE), &msta->wcid, cmd); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 111d9221b94f..60fbbd1ac2f7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -464,16 +464,15 @@ static int mt7921_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,

mt7921_mutex_acquire(dev);

- if (cmd == SET_KEY) + if (cmd == SET_KEY) { *wcid_keyidx = idx; - else if (idx == *wcid_keyidx) - *wcid_keyidx = -1; - else + } else { + if (idx == *wcid_keyidx) + *wcid_keyidx = -1; goto out; + }

- mt76_wcid_key_setup(&dev->mt76, wcid, - cmd == SET_KEY ? key : NULL); - + mt76_wcid_key_setup(&dev->mt76, wcid, key); err = mt76_connac_mcu_add_key(&dev->mt76, vif, &msta->bip, key, MCU_UNI_CMD(STA_REC_UPDATE), &msta->wcid, cmd); diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index a95e48b51da6..cb71ce3413c2 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1711,6 +1711,9 @@ static void nvme_config_discard(struct gendisk *disk, struct nvme_ns *ns) struct request_queue *queue = disk->queue; u32 size = queue_logical_block_size(queue);

+ if (ctrl->dmrsl && ctrl->dmrsl <= nvme_sect_to_lba(ns, UINT_MAX)) + ctrl->max_discard_sectors = nvme_lba_to_sect(ns, ctrl->dmrsl); + if (ctrl->max_discard_sectors == 0) { blk_queue_max_discard_sectors(queue, 0); return; @@ -1725,9 +1728,6 @@ static void nvme_config_discard(struct gendisk *disk, struct nvme_ns *ns) if (queue->limits.max_discard_sectors) return;

- if (ctrl->dmrsl && ctrl->dmrsl <= nvme_sect_to_lba(ns, UINT_MAX)) - ctrl->max_discard_sectors = nvme_lba_to_sect(ns, ctrl->dmrsl); - blk_queue_max_discard_sectors(queue, ctrl->max_discard_sectors); blk_queue_max_discard_segments(queue, ctrl->max_discard_segments);

diff --git a/drivers/pci/doe.c b/drivers/pci/doe.c index 66d9ab288646..e5e9b287b976 100644 --- a/drivers/pci/doe.c +++ b/drivers/pci/doe.c @@ -128,7 +128,7 @@ static int pci_doe_send_req(struct pci_doe_mb *doe_mb, return -EIO;

/* Length is 2 DW of header + length of payload in DW */ - length = 2 + task->request_pl_sz / sizeof(u32); + length = 2 + task->request_pl_sz / sizeof(__le32); if (length > PCI_DOE_MAX_LENGTH) return -EIO; if (length == PCI_DOE_MAX_LENGTH) @@ -141,9 +141,9 @@ static int pci_doe_send_req(struct pci_doe_mb *doe_mb, pci_write_config_dword(pdev, offset + PCI_DOE_WRITE, FIELD_PREP(PCI_DOE_DATA_OBJECT_HEADER_2_LENGTH, length)); - for (i = 0; i < task->request_pl_sz / sizeof(u32); i++) + for (i = 0; i < task->request_pl_sz / sizeof(__le32); i++) pci_write_config_dword(pdev, offset + PCI_DOE_WRITE, - task->request_pl[i]); + le32_to_cpu(task->request_pl[i]));

pci_doe_write_ctrl(doe_mb, PCI_DOE_CTRL_GO);

@@ -195,11 +195,11 @@ static int pci_doe_recv_resp(struct pci_doe_mb *doe_mb, struct pci_doe_task *tas

/* First 2 dwords have already been read */ length -= 2; - payload_length = min(length, task->response_pl_sz / sizeof(u32)); + payload_length = min(length, task->response_pl_sz / sizeof(__le32)); /* Read the rest of the response payload */ for (i = 0; i < payload_length; i++) { - pci_read_config_dword(pdev, offset + PCI_DOE_READ, - &task->response_pl[i]); + pci_read_config_dword(pdev, offset + PCI_DOE_READ, &val); + task->response_pl[i] = cpu_to_le32(val); /* Prior to the last ack, ensure Data Object Ready */ if (i == (payload_length - 1) && !pci_doe_data_obj_ready(doe_mb)) return -EIO; @@ -217,13 +217,14 @@ static int pci_doe_recv_resp(struct pci_doe_mb *doe_mb, struct pci_doe_task *tas if (FIELD_GET(PCI_DOE_STATUS_ERROR, val)) return -EIO;

- return min(length, task->response_pl_sz / sizeof(u32)) * sizeof(u32); + return min(length, task->response_pl_sz / sizeof(__le32)) * sizeof(__le32); }

static void signal_task_complete(struct pci_doe_task *task, int rv) { task->rv = rv; task->complete(task); + destroy_work_on_stack(&task->work); }

static void signal_task_abort(struct pci_doe_task *task, int rv) @@ -317,14 +318,16 @@ static int pci_doe_discovery(struct pci_doe_mb *doe_mb, u8 *index, u16 *vid, { u32 request_pl = FIELD_PREP(PCI_DOE_DATA_OBJECT_DISC_REQ_3_INDEX, *index); + __le32 request_pl_le = cpu_to_le32(request_pl); + __le32 response_pl_le; u32 response_pl; DECLARE_COMPLETION_ONSTACK(c); struct pci_doe_task task = { .prot.vid = PCI_VENDOR_ID_PCI_SIG, .prot.type = PCI_DOE_PROTOCOL_DISCOVERY, - .request_pl = &request_pl, + .request_pl = &request_pl_le, .request_pl_sz = sizeof(request_pl), - .response_pl = &response_pl, + .response_pl = &response_pl_le, .response_pl_sz = sizeof(response_pl), .complete = pci_doe_task_complete, .private = &c, @@ -340,6 +343,7 @@ static int pci_doe_discovery(struct pci_doe_mb *doe_mb, u8 *index, u16 *vid, if (task.rv != sizeof(response_pl)) return -EIO;

+ response_pl = le32_to_cpu(response_pl_le); *vid = FIELD_GET(PCI_DOE_DATA_OBJECT_DISC_RSP_3_VID, response_pl); *protocol = FIELD_GET(PCI_DOE_DATA_OBJECT_DISC_RSP_3_PROTOCOL, response_pl); @@ -520,6 +524,8 @@ EXPORT_SYMBOL_GPL(pci_doe_supports_prot); * task->complete will be called when the state machine is done processing this * task. * + * @task must be allocated on the stack. + * * Excess data will be discarded. * * RETURNS: 0 when task has been successfully queued, -ERRNO on error @@ -533,15 +539,15 @@ int pci_doe_submit_task(struct pci_doe_mb *doe_mb, struct pci_doe_task *task) * DOE requests must be a whole number of DW and the response needs to * be big enough for at least 1 DW */ - if (task->request_pl_sz % sizeof(u32) || - task->response_pl_sz < sizeof(u32)) + if (task->request_pl_sz % sizeof(__le32) || + task->response_pl_sz < sizeof(__le32)) return -EINVAL;

if (test_bit(PCI_DOE_FLAG_DEAD, &doe_mb->flags)) return -EIO;

task->doe_mb = doe_mb; - INIT_WORK(&task->work, doe_statemachine_work); + INIT_WORK_ONSTACK(&task->work, doe_statemachine_work); queue_work(doe_mb->work_queue, &task->work); return 0; } diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index 74af3e593b2c..336b9029d151 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -920,7 +920,7 @@ static ssize_t display_name_show(struct kobject *kobj, struct kobj_attribute *at static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { struct tlmi_attr_setting *setting = to_tlmi_attr_setting(kobj); - char *item, *value; + char *item, *value, *p; int ret;

ret = tlmi_setting(setting->index, &item, LENOVO_BIOS_SETTING_GUID); @@ -930,10 +930,15 @@ static ssize_t current_value_show(struct kobject *kobj, struct kobj_attribute *a /* validate and split from `item,value` -> `value` */ value = strpbrk(item, ","); if (!value || value == item || !strlen(value + 1)) - return -EINVAL; - - ret = sysfs_emit(buf, "%s\n", value + 1); + ret = -EINVAL; + else { + /* On Workstations remove the Options part after the value */ + p = strchrnul(value, ';'); + *p = '\0'; + ret = sysfs_emit(buf, "%s\n", value + 1); + } kfree(item); + return ret; }

@@ -1457,10 +1462,10 @@ static int tlmi_analyze(void) * name string. * Try and pull that out if it's available. */ - char *item, *optstart, *optend; + char *optitem, *optstart, *optend;

- if (!tlmi_setting(setting->index, &item, LENOVO_BIOS_SETTING_GUID)) { - optstart = strstr(item, "[Optional:"); + if (!tlmi_setting(setting->index, &optitem, LENOVO_BIOS_SETTING_GUID)) { + optstart = strstr(optitem, "[Optional:"); if (optstart) { optstart += strlen("[Optional:"); optend = strstr(optstart, "]"); @@ -1469,6 +1474,7 @@ static int tlmi_analyze(void) kstrndup(optstart, optend - optstart, GFP_KERNEL); } + kfree(optitem); } } /* diff --git a/drivers/pwm/pwm-atmel.c b/drivers/pwm/pwm-atmel.c index 8e00a4286145..cdbc23649032 100644 --- a/drivers/pwm/pwm-atmel.c +++ b/drivers/pwm/pwm-atmel.c @@ -356,8 +356,8 @@ static int atmel_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void atmel_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int atmel_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct atmel_pwm_chip *atmel_pwm = to_atmel_pwm_chip(chip); u32 sr, cmr; @@ -396,6 +396,8 @@ static void atmel_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->polarity = PWM_POLARITY_INVERSED; else state->polarity = PWM_POLARITY_NORMAL; + + return 0; }

static const struct pwm_ops atmel_pwm_ops = { diff --git a/drivers/pwm/pwm-bcm-iproc.c b/drivers/pwm/pwm-bcm-iproc.c index 7251037d4dd5..97ec131eb7c1 100644 --- a/drivers/pwm/pwm-bcm-iproc.c +++ b/drivers/pwm/pwm-bcm-iproc.c @@ -68,8 +68,8 @@ static void iproc_pwmc_disable(struct iproc_pwmc *ip, unsigned int channel) ndelay(400); }

-static void iproc_pwmc_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int iproc_pwmc_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct iproc_pwmc *ip = to_iproc_pwmc(chip); u64 tmp, multi, rate; @@ -91,7 +91,7 @@ static void iproc_pwmc_get_state(struct pwm_chip *chip, struct pwm_device *pwm, if (rate == 0) { state->period = 0; state->duty_cycle = 0; - return; + return 0; }

value = readl(ip->base + IPROC_PWM_PRESCALE_OFFSET); @@ -107,6 +107,8 @@ static void iproc_pwmc_get_state(struct pwm_chip *chip, struct pwm_device *pwm, value = readl(ip->base + IPROC_PWM_DUTY_CYCLE_OFFSET(pwm->hwpwm)); tmp = (value & IPROC_PWM_PERIOD_MAX) * multi; state->duty_cycle = div64_u64(tmp, rate); + + return 0; }

static int iproc_pwmc_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-crc.c b/drivers/pwm/pwm-crc.c index 7b357d1cf642..4099850117ba 100644 --- a/drivers/pwm/pwm-crc.c +++ b/drivers/pwm/pwm-crc.c @@ -121,8 +121,8 @@ static int crc_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void crc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int crc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct crystalcove_pwm *crc_pwm = to_crc_pwm(chip); struct device *dev = crc_pwm->chip.dev; @@ -132,13 +132,13 @@ static void crc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, error = regmap_read(crc_pwm->regmap, PWM0_CLK_DIV, &clk_div_reg); if (error) { dev_err(dev, "Error reading PWM0_CLK_DIV %d\n", error); - return; + return 0; }

error = regmap_read(crc_pwm->regmap, PWM0_DUTY_CYCLE, &duty_cycle_reg); if (error) { dev_err(dev, "Error reading PWM0_DUTY_CYCLE %d\n", error); - return; + return 0; }

clk_div = (clk_div_reg & ~PWM_OUTPUT_ENABLE) + 1; @@ -149,6 +149,8 @@ static void crc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, DIV_ROUND_UP_ULL(duty_cycle_reg * state->period, PWM_MAX_LEVEL); state->polarity = PWM_POLARITY_NORMAL; state->enabled = !!(clk_div_reg & PWM_OUTPUT_ENABLE); + + return 0; }

static const struct pwm_ops crc_pwm_ops = { diff --git a/drivers/pwm/pwm-cros-ec.c b/drivers/pwm/pwm-cros-ec.c index 7f10f56c3eb6..e55bc36ed497 100644 --- a/drivers/pwm/pwm-cros-ec.c +++ b/drivers/pwm/pwm-cros-ec.c @@ -183,8 +183,8 @@ static int cros_ec_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void cros_ec_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int cros_ec_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct cros_ec_pwm_device *ec_pwm = pwm_to_cros_ec_pwm(chip); struct cros_ec_pwm *channel = pwm_get_chip_data(pwm); @@ -193,11 +193,12 @@ static void cros_ec_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, ret = cros_ec_pwm_get_duty(ec_pwm, pwm->hwpwm); if (ret < 0) { dev_err(chip->dev, "error getting initial duty: %d\n", ret); - return; + return 0; }

state->enabled = (ret > 0); state->period = EC_PWM_MAX_DUTY; + state->polarity = PWM_POLARITY_NORMAL;

/* * Note that "disabled" and "duty cycle == 0" are treated the same. If @@ -212,6 +213,8 @@ static void cros_ec_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->duty_cycle = channel->duty_cycle; else state->duty_cycle = ret; + + return 0; }

static struct pwm_device * diff --git a/drivers/pwm/pwm-dwc.c b/drivers/pwm/pwm-dwc.c index 7568300bb11e..bd2308812096 100644 --- a/drivers/pwm/pwm-dwc.c +++ b/drivers/pwm/pwm-dwc.c @@ -163,8 +163,8 @@ static int dwc_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void dwc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int dwc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct dwc_pwm *dwc = to_dwc_pwm(chip); u64 duty, period; @@ -188,6 +188,8 @@ static void dwc_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->polarity = PWM_POLARITY_INVERSED;

pm_runtime_put_sync(chip->dev); + + return 0; }

static const struct pwm_ops dwc_pwm_ops = { diff --git a/drivers/pwm/pwm-hibvt.c b/drivers/pwm/pwm-hibvt.c index 333f1b18ff4e..1b9274c5ad87 100644 --- a/drivers/pwm/pwm-hibvt.c +++ b/drivers/pwm/pwm-hibvt.c @@ -128,8 +128,8 @@ static void hibvt_pwm_set_polarity(struct pwm_chip *chip, PWM_POLARITY_MASK, (0x0 << PWM_POLARITY_SHIFT)); }

-static void hibvt_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int hibvt_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct hibvt_pwm_chip *hi_pwm_chip = to_hibvt_pwm_chip(chip); void __iomem *base; @@ -146,6 +146,9 @@ static void hibvt_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,

value = readl(base + PWM_CTRL_ADDR(pwm->hwpwm)); state->enabled = (PWM_ENABLE_MASK & value); + state->polarity = (PWM_POLARITY_MASK & value) ? PWM_POLARITY_INVERSED : PWM_POLARITY_NORMAL; + + return 0; }

static int hibvt_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-imx-tpm.c b/drivers/pwm/pwm-imx-tpm.c index e5e7b7c339a8..ed1aad96fff0 100644 --- a/drivers/pwm/pwm-imx-tpm.c +++ b/drivers/pwm/pwm-imx-tpm.c @@ -132,9 +132,9 @@ static int pwm_imx_tpm_round_state(struct pwm_chip *chip, return 0; }

-static void pwm_imx_tpm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int pwm_imx_tpm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct imx_tpm_pwm_chip *tpm = to_imx_tpm_pwm_chip(chip); u32 rate, val, prescale; @@ -164,6 +164,8 @@ static void pwm_imx_tpm_get_state(struct pwm_chip *chip,

/* get channel status */ state->enabled = FIELD_GET(PWM_IMX_TPM_CnSC_ELS, val) ? true : false; + + return 0; }

/* this function is supposed to be called with mutex hold */ diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c index ea91a2f81a9f..3a22c2fddc45 100644 --- a/drivers/pwm/pwm-imx27.c +++ b/drivers/pwm/pwm-imx27.c @@ -118,8 +118,8 @@ static void pwm_imx27_clk_disable_unprepare(struct pwm_imx27_chip *imx) clk_disable_unprepare(imx->clk_ipg); }

-static void pwm_imx27_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, struct pwm_state *state) +static int pwm_imx27_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, struct pwm_state *state) { struct pwm_imx27_chip *imx = to_pwm_imx27_chip(chip); u32 period, prescaler, pwm_clk, val; @@ -128,7 +128,7 @@ static void pwm_imx27_get_state(struct pwm_chip *chip,

ret = pwm_imx27_clk_prepare_enable(imx); if (ret < 0) - return; + return 0;

val = readl(imx->mmio_base + MX3_PWMCR);

@@ -170,6 +170,8 @@ static void pwm_imx27_get_state(struct pwm_chip *chip, state->duty_cycle = DIV_ROUND_UP_ULL(tmp, pwm_clk);

pwm_imx27_clk_disable_unprepare(imx); + + return 0; }

static void pwm_imx27_sw_reset(struct pwm_chip *chip) diff --git a/drivers/pwm/pwm-intel-lgm.c b/drivers/pwm/pwm-intel-lgm.c index b66c35074087..0cd7dd548e82 100644 --- a/drivers/pwm/pwm-intel-lgm.c +++ b/drivers/pwm/pwm-intel-lgm.c @@ -86,8 +86,8 @@ static int lgm_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return lgm_pwm_enable(chip, 1); }

-static void lgm_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int lgm_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct lgm_pwm_chip *pc = to_lgm_pwm_chip(chip); u32 duty, val; @@ -100,6 +100,8 @@ static void lgm_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, regmap_read(pc->regmap, LGM_PWM_FAN_CON0, &val); duty = FIELD_GET(LGM_PWM_FAN_DC_MSK, val); state->duty_cycle = DIV_ROUND_UP(duty * pc->period, LGM_PWM_MAX_DUTY_CYCLE); + + return 0; }

static const struct pwm_ops lgm_pwm_ops = { diff --git a/drivers/pwm/pwm-iqs620a.c b/drivers/pwm/pwm-iqs620a.c index 54bd95a5cab0..aeb19a274acc 100644 --- a/drivers/pwm/pwm-iqs620a.c +++ b/drivers/pwm/pwm-iqs620a.c @@ -104,8 +104,8 @@ static int iqs620_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; }

-static void iqs620_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int iqs620_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct iqs620_pwm_private *iqs620_pwm;

@@ -126,6 +126,9 @@ static void iqs620_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, mutex_unlock(&iqs620_pwm->lock);

state->period = IQS620_PWM_PERIOD_NS; + state->polarity = PWM_POLARITY_NORMAL; + + return 0; }

static int iqs620_pwm_notifier(struct notifier_block *notifier, diff --git a/drivers/pwm/pwm-keembay.c b/drivers/pwm/pwm-keembay.c index 733811b05721..ac02d8bb4a0b 100644 --- a/drivers/pwm/pwm-keembay.c +++ b/drivers/pwm/pwm-keembay.c @@ -89,8 +89,8 @@ static void keembay_pwm_disable(struct keembay_pwm *priv, int ch) KMB_PWM_LEADIN_OFFSET(ch)); }

-static void keembay_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int keembay_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct keembay_pwm *priv = to_keembay_pwm_dev(chip); unsigned long long high, low; @@ -113,6 +113,8 @@ static void keembay_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->duty_cycle = DIV_ROUND_UP_ULL(high, clk_rate); state->period = DIV_ROUND_UP_ULL(high + low, clk_rate); state->polarity = PWM_POLARITY_NORMAL; + + return 0; }

static int keembay_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c index accdef5dd58e..81ac297b8ba5 100644 --- a/drivers/pwm/pwm-lpss.c +++ b/drivers/pwm/pwm-lpss.c @@ -205,8 +205,8 @@ static int pwm_lpss_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; }

-static void pwm_lpss_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int pwm_lpss_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct pwm_lpss_chip *lpwm = to_lpwm(chip); unsigned long base_unit_range; @@ -236,6 +236,8 @@ static void pwm_lpss_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->enabled = !!(ctrl & PWM_ENABLE);

pm_runtime_put(chip->dev); + + return 0; }

static const struct pwm_ops pwm_lpss_ops = { diff --git a/drivers/pwm/pwm-meson.c b/drivers/pwm/pwm-meson.c index 57112f438c6d..5cd7b90872c6 100644 --- a/drivers/pwm/pwm-meson.c +++ b/drivers/pwm/pwm-meson.c @@ -162,6 +162,12 @@ static int meson_pwm_calc(struct meson_pwm *meson, struct pwm_device *pwm, duty = state->duty_cycle; period = state->period;

+ /* + * Note this is wrong. The result is an output wave that isn't really + * inverted and so is wrongly identified by .get_state as normal. + * Fixing this needs some care however as some machines might rely on + * this. + */ if (state->polarity == PWM_POLARITY_INVERSED) duty = period - duty;

@@ -318,8 +324,8 @@ static unsigned int meson_pwm_cnt_to_ns(struct pwm_chip *chip, return cnt * fin_ns * (channel->pre_div + 1); }

-static void meson_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int meson_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct meson_pwm *meson = to_meson_pwm(chip); struct meson_pwm_channel_data *channel_data; @@ -327,7 +333,7 @@ static void meson_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, u32 value, tmp;

if (!state) - return; + return 0;

channel = &meson->channels[pwm->hwpwm]; channel_data = &meson_pwm_per_channel_data[pwm->hwpwm]; @@ -357,6 +363,10 @@ static void meson_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->period = 0; state->duty_cycle = 0; } + + state->polarity = PWM_POLARITY_NORMAL; + + return 0; }

static const struct pwm_ops meson_pwm_ops = { diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c index 3fbb4bae93a4..ccf0ccdef29d 100644 --- a/drivers/pwm/pwm-mtk-disp.c +++ b/drivers/pwm/pwm-mtk-disp.c @@ -172,9 +172,9 @@ static int mtk_disp_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void mtk_disp_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int mtk_disp_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct mtk_disp_pwm *mdp = to_mtk_disp_pwm(chip); u64 rate, period, high_width; @@ -184,14 +184,14 @@ static void mtk_disp_pwm_get_state(struct pwm_chip *chip, err = clk_prepare_enable(mdp->clk_main); if (err < 0) { dev_err(chip->dev, "Can't enable mdp->clk_main: %pe\n", ERR_PTR(err)); - return; + return 0; }

err = clk_prepare_enable(mdp->clk_mm); if (err < 0) { dev_err(chip->dev, "Can't enable mdp->clk_mm: %pe\n", ERR_PTR(err)); clk_disable_unprepare(mdp->clk_main); - return; + return 0; }

rate = clk_get_rate(mdp->clk_main); @@ -212,6 +212,8 @@ static void mtk_disp_pwm_get_state(struct pwm_chip *chip, state->polarity = PWM_POLARITY_NORMAL; clk_disable_unprepare(mdp->clk_mm); clk_disable_unprepare(mdp->clk_main); + + return 0; }

static const struct pwm_ops mtk_disp_pwm_ops = { diff --git a/drivers/pwm/pwm-pca9685.c b/drivers/pwm/pwm-pca9685.c index f230c10d28bb..41be244e7dd3 100644 --- a/drivers/pwm/pwm-pca9685.c +++ b/drivers/pwm/pwm-pca9685.c @@ -431,8 +431,8 @@ static int pca9685_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; }

-static void pca9685_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int pca9685_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct pca9685 *pca = to_pca(chip); unsigned long long duty; @@ -458,12 +458,14 @@ static void pca9685_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, */ state->duty_cycle = 0; state->enabled = false; - return; + return 0; }

state->enabled = true; duty = pca9685_pwm_get_duty(pca, pwm->hwpwm); state->duty_cycle = DIV_ROUND_DOWN_ULL(duty * state->period, PCA9685_COUNTER_RANGE); + + return 0; }

static int pca9685_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm) diff --git a/drivers/pwm/pwm-raspberrypi-poe.c b/drivers/pwm/pwm-raspberrypi-poe.c index 6ff73029f367..2939b71a7ba7 100644 --- a/drivers/pwm/pwm-raspberrypi-poe.c +++ b/drivers/pwm/pwm-raspberrypi-poe.c @@ -82,9 +82,9 @@ static int raspberrypi_pwm_get_property(struct rpi_firmware *firmware, return 0; }

-static void raspberrypi_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int raspberrypi_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct raspberrypi_pwm *rpipwm = raspberrypi_pwm_from_chip(chip);

@@ -93,6 +93,8 @@ static void raspberrypi_pwm_get_state(struct pwm_chip *chip, RPI_PWM_MAX_DUTY); state->enabled = !!(rpipwm->duty_cycle); state->polarity = PWM_POLARITY_NORMAL; + + return 0; }

static int raspberrypi_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index a5af859217c1..3ec7d1756903 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -57,9 +57,9 @@ static inline struct rockchip_pwm_chip *to_rockchip_pwm_chip(struct pwm_chip *c) return container_of(c, struct rockchip_pwm_chip, chip); }

-static void rockchip_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int rockchip_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct rockchip_pwm_chip *pc = to_rockchip_pwm_chip(chip); u32 enable_conf = pc->data->enable_conf; @@ -70,11 +70,11 @@ static void rockchip_pwm_get_state(struct pwm_chip *chip,

ret = clk_enable(pc->pclk); if (ret) - return; + return 0;

ret = clk_enable(pc->clk); if (ret) - return; + return 0;

clk_rate = clk_get_rate(pc->clk);

@@ -96,6 +96,8 @@ static void rockchip_pwm_get_state(struct pwm_chip *chip,

clk_disable(pc->clk); clk_disable(pc->pclk); + + return 0; }

static void rockchip_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c index 89d53a0f91e6..393a4b97fc19 100644 --- a/drivers/pwm/pwm-sifive.c +++ b/drivers/pwm/pwm-sifive.c @@ -105,8 +105,8 @@ static void pwm_sifive_update_clock(struct pwm_sifive_ddata *ddata, "New real_period = %u ns\n", ddata->real_period); }

-static void pwm_sifive_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int pwm_sifive_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct pwm_sifive_ddata *ddata = pwm_sifive_chip_to_ddata(chip); u32 duty, val; @@ -123,6 +123,8 @@ static void pwm_sifive_get_state(struct pwm_chip *chip, struct pwm_device *pwm, state->duty_cycle = (u64)duty * ddata->real_period >> PWM_SIFIVE_CMPWIDTH; state->polarity = PWM_POLARITY_INVERSED; + + return 0; }

static int pwm_sifive_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-sl28cpld.c b/drivers/pwm/pwm-sl28cpld.c index 589aeaaa6ac8..e64900ad4ba1 100644 --- a/drivers/pwm/pwm-sl28cpld.c +++ b/drivers/pwm/pwm-sl28cpld.c @@ -87,9 +87,9 @@ struct sl28cpld_pwm { #define sl28cpld_pwm_from_chip(_chip) \ container_of(_chip, struct sl28cpld_pwm, pwm_chip)

-static void sl28cpld_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int sl28cpld_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct sl28cpld_pwm *priv = sl28cpld_pwm_from_chip(chip); unsigned int reg; @@ -115,6 +115,8 @@ static void sl28cpld_pwm_get_state(struct pwm_chip *chip, * the PWM core. */ state->duty_cycle = min(state->duty_cycle, state->period); + + return 0; }

static int sl28cpld_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-sprd.c b/drivers/pwm/pwm-sprd.c index 7004f55bbf11..87d5cb7f67d6 100644 --- a/drivers/pwm/pwm-sprd.c +++ b/drivers/pwm/pwm-sprd.c @@ -65,8 +65,8 @@ static void sprd_pwm_write(struct sprd_pwm_chip *spc, u32 hwid, writel_relaxed(val, spc->base + offset); }

-static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct sprd_pwm_chip *spc = container_of(chip, struct sprd_pwm_chip, chip); @@ -83,7 +83,7 @@ static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, if (ret) { dev_err(spc->dev, "failed to enable pwm%u clocks\n", pwm->hwpwm); - return; + return 0; }

val = sprd_pwm_read(spc, pwm->hwpwm, SPRD_PWM_ENABLE); @@ -109,10 +109,13 @@ static void sprd_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, duty = val & SPRD_PWM_DUTY_MSK; tmp = (prescale + 1) * NSEC_PER_SEC * duty; state->duty_cycle = DIV_ROUND_CLOSEST_ULL(tmp, chn->clk_rate); + state->polarity = PWM_POLARITY_NORMAL;

/* Disable PWM clocks if the PWM channel is not in enable state. */ if (!state->enabled) clk_bulk_disable_unprepare(SPRD_PWM_CHN_CLKS_NUM, chn->clks); + + return 0; }

static int sprd_pwm_config(struct sprd_pwm_chip *spc, struct pwm_device *pwm, diff --git a/drivers/pwm/pwm-stm32-lp.c b/drivers/pwm/pwm-stm32-lp.c index 61a1c87cd501..31a185c6b8da 100644 --- a/drivers/pwm/pwm-stm32-lp.c +++ b/drivers/pwm/pwm-stm32-lp.c @@ -157,9 +157,9 @@ static int stm32_pwm_lp_apply(struct pwm_chip *chip, struct pwm_device *pwm, return ret; }

-static void stm32_pwm_lp_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int stm32_pwm_lp_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct stm32_pwm_lp *priv = to_stm32_pwm_lp(chip); unsigned long rate = clk_get_rate(priv->clk); @@ -185,6 +185,8 @@ static void stm32_pwm_lp_get_state(struct pwm_chip *chip, tmp = prd - val; tmp = (tmp << presc) * NSEC_PER_SEC; state->duty_cycle = DIV_ROUND_CLOSEST_ULL(tmp, rate); + + return 0; }

static const struct pwm_ops stm32_pwm_lp_ops = { diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c index c8445b0a3339..37d75e252d4e 100644 --- a/drivers/pwm/pwm-sun4i.c +++ b/drivers/pwm/pwm-sun4i.c @@ -108,9 +108,9 @@ static inline void sun4i_pwm_writel(struct sun4i_pwm_chip *chip, writel(val, chip->base + offset); }

-static void sun4i_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *pwm, - struct pwm_state *state) +static int sun4i_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *pwm, + struct pwm_state *state) { struct sun4i_pwm_chip *sun4i_pwm = to_sun4i_pwm_chip(chip); u64 clk_rate, tmp; @@ -132,7 +132,7 @@ static void sun4i_pwm_get_state(struct pwm_chip *chip, state->duty_cycle = DIV_ROUND_UP_ULL(state->period, 2); state->polarity = PWM_POLARITY_NORMAL; state->enabled = true; - return; + return 0; }

if ((PWM_REG_PRESCAL(val, pwm->hwpwm) == PWM_PRESCAL_MASK) && @@ -142,7 +142,7 @@ static void sun4i_pwm_get_state(struct pwm_chip *chip, prescaler = prescaler_table[PWM_REG_PRESCAL(val, pwm->hwpwm)];

if (prescaler == 0) - return; + return 0;

if (val & BIT_CH(PWM_ACT_STATE, pwm->hwpwm)) state->polarity = PWM_POLARITY_NORMAL; @@ -162,6 +162,8 @@ static void sun4i_pwm_get_state(struct pwm_chip *chip,

tmp = (u64)prescaler * NSEC_PER_SEC * PWM_REG_PRD(val); state->period = DIV_ROUND_CLOSEST_ULL(tmp, clk_rate); + + return 0; }

static int sun4i_pwm_calculate(struct sun4i_pwm_chip *sun4i_pwm, diff --git a/drivers/pwm/pwm-sunplus.c b/drivers/pwm/pwm-sunplus.c index e776fd16512d..d6ebe9f03b35 100644 --- a/drivers/pwm/pwm-sunplus.c +++ b/drivers/pwm/pwm-sunplus.c @@ -124,8 +124,8 @@ static int sunplus_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void sunplus_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int sunplus_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct sunplus_pwm *priv = to_sunplus_pwm(chip); u32 mode0, dd_freq, duty; @@ -155,6 +155,8 @@ static void sunplus_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, }

state->polarity = PWM_POLARITY_NORMAL; + + return 0; }

static const struct pwm_ops sunplus_pwm_ops = { diff --git a/drivers/pwm/pwm-visconti.c b/drivers/pwm/pwm-visconti.c index 927c4cbb1daf..e3fb79b3e2a7 100644 --- a/drivers/pwm/pwm-visconti.c +++ b/drivers/pwm/pwm-visconti.c @@ -103,8 +103,8 @@ static int visconti_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, return 0; }

-static void visconti_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state) +static int visconti_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state) { struct visconti_pwm_chip *priv = visconti_pwm_from_chip(chip); u32 period, duty, pwmc0, pwmc0_clk; @@ -122,6 +122,8 @@ static void visconti_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm state->polarity = PWM_POLARITY_NORMAL;

state->enabled = true; + + return 0; }

static const struct pwm_ops visconti_pwm_ops = { diff --git a/drivers/pwm/pwm-xilinx.c b/drivers/pwm/pwm-xilinx.c index 4dab2b86c427..f7a50fdcd9a5 100644 --- a/drivers/pwm/pwm-xilinx.c +++ b/drivers/pwm/pwm-xilinx.c @@ -169,9 +169,9 @@ static int xilinx_pwm_apply(struct pwm_chip *chip, struct pwm_device *unused, return 0; }

-static void xilinx_pwm_get_state(struct pwm_chip *chip, - struct pwm_device *unused, - struct pwm_state *state) +static int xilinx_pwm_get_state(struct pwm_chip *chip, + struct pwm_device *unused, + struct pwm_state *state) { struct xilinx_timer_priv *priv = xilinx_pwm_chip_to_priv(chip); u32 tlr0, tlr1, tcsr0, tcsr1; @@ -191,6 +191,8 @@ static void xilinx_pwm_get_state(struct pwm_chip *chip, */ if (state->period == state->duty_cycle) state->duty_cycle = 0; + + return 0; }

static const struct pwm_ops xilinx_pwm_ops = { diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index c3ad04ad66e0..8009eab3b7be 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -767,13 +767,12 @@ static int iscsi_sw_tcp_conn_set_param(struct iscsi_cls_conn *cls_conn, iscsi_set_param(cls_conn, param, buf, buflen); break; case ISCSI_PARAM_DATADGST_EN: - iscsi_set_param(cls_conn, param, buf, buflen); - mutex_lock(&tcp_sw_conn->sock_lock); if (!tcp_sw_conn->sock) { mutex_unlock(&tcp_sw_conn->sock_lock); return -ENOTCONN; } + iscsi_set_param(cls_conn, param, buf, buflen); tcp_sw_conn->sendpage = conn->datadgst_en ? sock_no_sendpage : tcp_sw_conn->sock->ops->sendpage; mutex_unlock(&tcp_sw_conn->sock_lock); diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 7d2d872bae3c..08dc825fbf4f 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -3608,6 +3608,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) probe_failed: qla_enode_stop(base_vha); qla_edb_stop(base_vha); + vfree(base_vha->scan.l); if (base_vha->gnl.l) { dma_free_coherent(&ha->pdev->dev, base_vha->gnl.size, base_vha->gnl.l, base_vha->gnl.ldma); diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 388172289627..2a3bd6918c77 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -1897,6 +1897,17 @@ EXPORT_SYMBOL_GPL(serial8250_modem_status); static bool handle_rx_dma(struct uart_8250_port *up, unsigned int iir) { switch (iir & 0x3f) { + case UART_IIR_THRI: + /* + * Postpone DMA or not decision to IIR_RDI or IIR_RX_TIMEOUT + * because it's impossible to do an informed decision about + * that with IIR_THRI. + * + * This also fixes one known DMA Rx corruption issue where + * DR is asserted but DMA Rx only gets a corrupted zero byte + * (too early DR?). + */ + return false; case UART_IIR_RDI: if (!up->dma->rx_running) break; diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index cd98c04de033..48eb5fea62fd 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -838,11 +838,17 @@ static unsigned int lpuart32_tx_empty(struct uart_port *port) struct lpuart_port, port); unsigned long stat = lpuart32_read(port, UARTSTAT); unsigned long sfifo = lpuart32_read(port, UARTFIFO); + unsigned long ctrl = lpuart32_read(port, UARTCTRL);

if (sport->dma_tx_in_progress) return 0;

- if (stat & UARTSTAT_TC && sfifo & UARTFIFO_TXEMPT) + /* + * LPUART Transmission Complete Flag may never be set while queuing a break + * character, so avoid checking for transmission complete when UARTCTRL_SBK + * is asserted. + */ + if ((stat & UARTSTAT_TC && sfifo & UARTFIFO_TXEMPT) || ctrl & UARTCTRL_SBK) return TIOCSER_TEMT;

return 0; diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 62f773286d44..e67d3a886bf4 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -31,6 +31,7 @@ #include <linux/ioport.h> #include <linux/ktime.h> #include <linux/major.h> +#include <linux/minmax.h> #include <linux/module.h> #include <linux/mm.h> #include <linux/of.h> @@ -2867,6 +2868,13 @@ static int sci_init_single(struct platform_device *dev, sci_port->irqs[i] = platform_get_irq(dev, i); }

+ /* + * The fourth interrupt on SCI port is transmit end interrupt, so + * shuffle the interrupts. + */ + if (p->type == PORT_SCI) + swap(sci_port->irqs[SCIx_BRI_IRQ], sci_port->irqs[SCIx_TEI_IRQ]); + /* The SCI generates several interrupts. They can be muxed together or * connected to different interrupt lines. In the muxed case only one * interrupt resource is specified as there is only one interrupt ID. @@ -2932,7 +2940,7 @@ static int sci_init_single(struct platform_device *dev, port->flags = UPF_FIXED_PORT | UPF_BOOT_AUTOCONF | p->flags; port->fifosize = sci_port->params->fifosize;

- if (port->type == PORT_SCI) { + if (port->type == PORT_SCI && !dev->dev.of_node) { if (sci_port->reg_size >= 0x20) port->regshift = 2; else diff --git a/drivers/usb/cdns3/cdnsp-ep0.c b/drivers/usb/cdns3/cdnsp-ep0.c index d63d5d92f255..f317d3c84781 100644 --- a/drivers/usb/cdns3/cdnsp-ep0.c +++ b/drivers/usb/cdns3/cdnsp-ep0.c @@ -414,7 +414,7 @@ static int cdnsp_ep0_std_request(struct cdnsp_device *pdev, void cdnsp_setup_analyze(struct cdnsp_device *pdev) { struct usb_ctrlrequest *ctrl = &pdev->setup; - int ret = 0; + int ret = -EINVAL; u16 len;

trace_cdnsp_ctrl_req(ctrl); @@ -424,7 +424,6 @@ void cdnsp_setup_analyze(struct cdnsp_device *pdev)

if (pdev->gadget.state == USB_STATE_NOTATTACHED) { dev_err(pdev->dev, "ERR: Setup detected in unattached state\n"); - ret = -EINVAL; goto out; }

diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index a23ddbb81979..560793545362 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -49,6 +49,7 @@ #define PCI_DEVICE_ID_INTEL_RPLS 0x7a61 #define PCI_DEVICE_ID_INTEL_MTLM 0x7eb1 #define PCI_DEVICE_ID_INTEL_MTLP 0x7ec1 +#define PCI_DEVICE_ID_INTEL_MTLS 0x7f6f #define PCI_DEVICE_ID_INTEL_MTL 0x7e7e #define PCI_DEVICE_ID_INTEL_TGL 0x9a15 #define PCI_DEVICE_ID_AMD_MR 0x163a @@ -474,6 +475,9 @@ static const struct pci_device_id dwc3_pci_id_table[] = { { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTLP), (kernel_ulong_t) &dwc3_pci_intel_swnode, },

+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTLS), + (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTL), (kernel_ulong_t) &dwc3_pci_intel_swnode, },

diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index bdb776553826..32df571bb233 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1225,6 +1225,9 @@ static void tegra_xhci_id_work(struct work_struct *work)

mutex_unlock(&tegra->lock);

+ tegra->otg_usb3_port = tegra_xusb_padctl_get_usb3_companion(tegra->padctl, + tegra->otg_usb2_port); + if (tegra->host_mode) { /* switch to host mode */ if (tegra->otg_usb3_port >= 0) { @@ -1339,9 +1342,6 @@ static int tegra_xhci_id_notify(struct notifier_block *nb, }

tegra->otg_usb2_port = tegra_xusb_get_usb2_port(tegra, usbphy); - tegra->otg_usb3_port = tegra_xusb_padctl_get_usb3_companion( - tegra->padctl, - tegra->otg_usb2_port);

tegra->host_mode = (usbphy->last_event == USB_EVENT_ID) ? true : false;

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 2b280beb0011..c02ad4f76bb3 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -9,6 +9,7 @@ */

#include <linux/pci.h> +#include <linux/iommu.h> #include <linux/iopoll.h> #include <linux/irq.h> #include <linux/log2.h> @@ -228,6 +229,7 @@ int xhci_reset(struct xhci_hcd *xhci, u64 timeout_us) static void xhci_zero_64b_regs(struct xhci_hcd *xhci) { struct device *dev = xhci_to_hcd(xhci)->self.sysdev; + struct iommu_domain *domain; int err, i; u64 val; u32 intrs; @@ -246,7 +248,9 @@ static void xhci_zero_64b_regs(struct xhci_hcd *xhci) * an iommu. Doing anything when there is no iommu is definitely * unsafe... */ - if (!(xhci->quirks & XHCI_ZERO_64B_REGS) || !device_iommu_mapped(dev)) + domain = iommu_get_domain_for_dev(dev); + if (!(xhci->quirks & XHCI_ZERO_64B_REGS) || !domain || + domain->type == IOMMU_DOMAIN_IDENTITY) return;

xhci_info(xhci, "Zeroing 64bit base registers, expecting fault\n"); @@ -4406,6 +4410,7 @@ static int __maybe_unused xhci_change_max_exit_latency(struct xhci_hcd *xhci,

if (!virt_dev || max_exit_latency == virt_dev->current_mel) { spin_unlock_irqrestore(&xhci->lock, flags); + xhci_free_command(xhci, command); return 0; }

diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index ba5638471de4..f1d7a5a863aa 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -120,6 +120,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x826B) }, /* Cygnal Integrated Products, Inc., Fasttrax GPS demonstration module */ { USB_DEVICE(0x10C4, 0x8281) }, /* Nanotec Plug & Drive */ { USB_DEVICE(0x10C4, 0x8293) }, /* Telegesis ETRX2USB */ + { USB_DEVICE(0x10C4, 0x82AA) }, /* Silicon Labs IFS-USB-DATACABLE used with Quint UPS */ { USB_DEVICE(0x10C4, 0x82EF) }, /* CESINEL FALCO 6105 AC Power Supply */ { USB_DEVICE(0x10C4, 0x82F1) }, /* CESINEL MEDCAL EFD Earth Fault Detector */ { USB_DEVICE(0x10C4, 0x82F2) }, /* CESINEL MEDCAL ST Network Analyzer */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index a8534065e0d6..fc12fee66141 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1198,6 +1198,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0xff, 0x30) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0, 0) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 0x0900, 0xff, 0, 0), /* RM500U-CN */ + .driver_info = ZLP }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200U, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) }, @@ -1300,6 +1302,14 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1075, 0xff), /* Telit FN990 (PCIe) */ .driver_info = RSVD(0) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1080, 0xff), /* Telit FE990 (rmnet) */ + .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1081, 0xff), /* Telit FE990 (MBIM) */ + .driver_info = NCTRL(0) | RSVD(1) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1082, 0xff), /* Telit FE990 (RNDIS) */ + .driver_info = NCTRL(2) | RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1083, 0xff), /* Telit FE990 (ECM) */ + .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910), .driver_info = NCTRL(0) | RSVD(1) | RSVD(3) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM), diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c index 3a42313d0d66..4075c0d7e6a2 100644 --- a/drivers/usb/typec/altmodes/displayport.c +++ b/drivers/usb/typec/altmodes/displayport.c @@ -112,8 +112,12 @@ static int dp_altmode_configure(struct dp_altmode *dp, u8 con) if (dp->data.status & DP_STATUS_PREFER_MULTI_FUNC && pin_assign & DP_PIN_ASSIGN_MULTI_FUNC_MASK) pin_assign &= DP_PIN_ASSIGN_MULTI_FUNC_MASK; - else if (pin_assign & DP_PIN_ASSIGN_DP_ONLY_MASK) + else if (pin_assign & DP_PIN_ASSIGN_DP_ONLY_MASK) { pin_assign &= DP_PIN_ASSIGN_DP_ONLY_MASK; + /* Default to pin assign C if available */ + if (pin_assign & BIT(DP_PIN_ASSIGN_C)) + pin_assign = BIT(DP_PIN_ASSIGN_C); + }

if (!pin_assign) return -EINVAL; diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c index 45119597c765..89e810b27a4b 100644 --- a/fs/cifs/fs_context.c +++ b/fs/cifs/fs_context.c @@ -441,13 +441,14 @@ int smb3_parse_opt(const char *options, const char *key, char **val) * but there are some bugs that prevent rename from working if there are * multiple delimiters. * - * Returns a sanitized duplicate of @path. The caller is responsible for - * cleaning up the original. + * Returns a sanitized duplicate of @path. @gfp indicates the GFP_* flags + * for kstrdup. + * The caller is responsible for freeing the original. */ #define IS_DELIM(c) ((c) == '/' || (c) == '\') -static char *sanitize_path(char *path) +char *cifs_sanitize_prepath(char *prepath, gfp_t gfp) { - char *cursor1 = path, *cursor2 = path; + char *cursor1 = prepath, *cursor2 = prepath;

/* skip all prepended delimiters */ while (IS_DELIM(*cursor1)) @@ -469,7 +470,7 @@ static char *sanitize_path(char *path) cursor2--;

*(cursor2) = '\0'; - return kstrdup(path, GFP_KERNEL); + return kstrdup(prepath, gfp); }

/* @@ -531,7 +532,7 @@ smb3_parse_devname(const char *devname, struct smb3_fs_context *ctx) if (!*pos) return 0;

- ctx->prepath = sanitize_path(pos); + ctx->prepath = cifs_sanitize_prepath(pos, GFP_KERNEL); if (!ctx->prepath) return -ENOMEM;

diff --git a/fs/cifs/fs_context.h b/fs/cifs/fs_context.h index a268896d05d5..26093f54d3e6 100644 --- a/fs/cifs/fs_context.h +++ b/fs/cifs/fs_context.h @@ -287,4 +287,7 @@ extern void smb3_update_mnt_flags(struct cifs_sb_info *cifs_sb); */ #define SMB3_MAX_DCLOSETIMEO (1 << 30) #define SMB3_DEF_DCLOSETIMEO (1 * HZ) /* even 1 sec enough to help eg open/write/close/open/read */ + +extern char *cifs_sanitize_prepath(char *prepath, gfp_t gfp); + #endif diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 832856aef4b7..cf19e6a81ed9 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -1304,7 +1304,7 @@ int cifs_update_super_prepath(struct cifs_sb_info *cifs_sb, char *prefix) kfree(cifs_sb->prepath);

if (prefix && *prefix) { - cifs_sb->prepath = kstrdup(prefix, GFP_ATOMIC); + cifs_sb->prepath = cifs_sanitize_prepath(prefix, GFP_ATOMIC); if (!cifs_sb->prepath) return -ENOMEM;

diff --git a/fs/ksmbd/connection.c b/fs/ksmbd/connection.c index 2be9d7460494..b8f9d627f241 100644 --- a/fs/ksmbd/connection.c +++ b/fs/ksmbd/connection.c @@ -326,10 +326,7 @@ int ksmbd_conn_handler_loop(void *p)

/* 4 for rfc1002 length field */ size = pdu_size + 4; - conn->request_buf = kvmalloc(size, - GFP_KERNEL | - __GFP_NOWARN | - __GFP_NORETRY); + conn->request_buf = kvmalloc(size, GFP_KERNEL); if (!conn->request_buf) break;

diff --git a/fs/ksmbd/server.c b/fs/ksmbd/server.c index a0d635304754..651d1d01234b 100644 --- a/fs/ksmbd/server.c +++ b/fs/ksmbd/server.c @@ -289,10 +289,7 @@ static int queue_ksmbd_work(struct ksmbd_conn *conn) work->request_buf = conn->request_buf; conn->request_buf = NULL;

- if (ksmbd_init_smb_server(work)) { - ksmbd_free_work_struct(work); - return -EINVAL; - } + ksmbd_init_smb_server(work);

ksmbd_conn_enqueue_request(work); atomic_inc(&conn->r_count); diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c index daaee7a89e05..4effe8df5ae9 100644 --- a/fs/ksmbd/smb2pdu.c +++ b/fs/ksmbd/smb2pdu.c @@ -235,9 +235,6 @@ int init_smb2_neg_rsp(struct ksmbd_work *work) struct smb2_negotiate_rsp *rsp; struct ksmbd_conn *conn = work->conn;

- if (conn->need_neg == false) - return -EINVAL; - *(__be32 *)work->response_buf = cpu_to_be32(conn->vals->header_size);

diff --git a/fs/ksmbd/smb_common.c b/fs/ksmbd/smb_common.c index 3d9e8d8a5762..95afb6b23a91 100644 --- a/fs/ksmbd/smb_common.c +++ b/fs/ksmbd/smb_common.c @@ -283,20 +283,121 @@ static int ksmbd_negotiate_smb_dialect(void *buf) return BAD_PROT_ID; }

-int ksmbd_init_smb_server(struct ksmbd_work *work) +#define SMB_COM_NEGOTIATE_EX 0x0 + +/** + * get_smb1_cmd_val() - get smb command value from smb header + * @work: smb work containing smb header + * + * Return: smb command value + */ +static u16 get_smb1_cmd_val(struct ksmbd_work *work) { - struct ksmbd_conn *conn = work->conn; + return SMB_COM_NEGOTIATE_EX; +}

- if (conn->need_neg == false) +/** + * init_smb1_rsp_hdr() - initialize smb negotiate response header + * @work: smb work containing smb request + * + * Return: 0 on success, otherwise -EINVAL + */ +static int init_smb1_rsp_hdr(struct ksmbd_work *work) +{ + struct smb_hdr *rsp_hdr = (struct smb_hdr *)work->response_buf; + struct smb_hdr *rcv_hdr = (struct smb_hdr *)work->request_buf; + + /* + * Remove 4 byte direct TCP header. + */ + *(__be32 *)work->response_buf = + cpu_to_be32(sizeof(struct smb_hdr) - 4); + + rsp_hdr->Command = SMB_COM_NEGOTIATE; + *(__le32 *)rsp_hdr->Protocol = SMB1_PROTO_NUMBER; + rsp_hdr->Flags = SMBFLG_RESPONSE; + rsp_hdr->Flags2 = SMBFLG2_UNICODE | SMBFLG2_ERR_STATUS | + SMBFLG2_EXT_SEC | SMBFLG2_IS_LONG_NAME; + rsp_hdr->Pid = rcv_hdr->Pid; + rsp_hdr->Mid = rcv_hdr->Mid; + return 0; +} + +/** + * smb1_check_user_session() - check for valid session for a user + * @work: smb work containing smb request buffer + * + * Return: 0 on success, otherwise error + */ +static int smb1_check_user_session(struct ksmbd_work *work) +{ + unsigned int cmd = work->conn->ops->get_cmd_val(work); + + if (cmd == SMB_COM_NEGOTIATE_EX) return 0;

- init_smb3_11_server(conn); + return -EINVAL; +} + +/** + * smb1_allocate_rsp_buf() - allocate response buffer for a command + * @work: smb work containing smb request + * + * Return: 0 on success, otherwise -ENOMEM + */ +static int smb1_allocate_rsp_buf(struct ksmbd_work *work) +{ + work->response_buf = kmalloc(MAX_CIFS_SMALL_BUFFER_SIZE, + GFP_KERNEL | __GFP_ZERO); + work->response_sz = MAX_CIFS_SMALL_BUFFER_SIZE; + + if (!work->response_buf) { + pr_err("Failed to allocate %u bytes buffer\n", + MAX_CIFS_SMALL_BUFFER_SIZE); + return -ENOMEM; + }

- if (conn->ops->get_cmd_val(work) != SMB_COM_NEGOTIATE) - conn->need_neg = false; return 0; }

+static struct smb_version_ops smb1_server_ops = { + .get_cmd_val = get_smb1_cmd_val, + .init_rsp_hdr = init_smb1_rsp_hdr, + .allocate_rsp_buf = smb1_allocate_rsp_buf, + .check_user_session = smb1_check_user_session, +}; + +static int smb1_negotiate(struct ksmbd_work *work) +{ + return ksmbd_smb_negotiate_common(work, SMB_COM_NEGOTIATE); +} + +static struct smb_version_cmds smb1_server_cmds[1] = { + [SMB_COM_NEGOTIATE_EX] = { .proc = smb1_negotiate, }, +}; + +static void init_smb1_server(struct ksmbd_conn *conn) +{ + conn->ops = &smb1_server_ops; + conn->cmds = smb1_server_cmds; + conn->max_cmds = ARRAY_SIZE(smb1_server_cmds); +} + +void ksmbd_init_smb_server(struct ksmbd_work *work) +{ + struct ksmbd_conn *conn = work->conn; + __le32 proto; + + if (conn->need_neg == false) + return; + + proto = *(__le32 *)((struct smb_hdr *)work->request_buf)->Protocol; + if (proto == SMB1_PROTO_NUMBER) + init_smb1_server(conn); + else + init_smb3_11_server(conn); +} + int ksmbd_populate_dot_dotdot_entries(struct ksmbd_work *work, int info_level, struct ksmbd_file *dir, struct ksmbd_dir_info *d_info, @@ -444,20 +545,10 @@ static int smb_handle_negotiate(struct ksmbd_work *work)

ksmbd_debug(SMB, "Unsupported SMB1 protocol\n");

- /* - * Remove 4 byte direct TCP header, add 2 byte bcc and - * 2 byte DialectIndex. - */ - *(__be32 *)work->response_buf = - cpu_to_be32(sizeof(struct smb_hdr) - 4 + 2 + 2); + /* Add 2 byte bcc and 2 byte DialectIndex. */ + inc_rfc1001_len(work->response_buf, 4); neg_rsp->hdr.Status.CifsError = STATUS_SUCCESS;

- neg_rsp->hdr.Command = SMB_COM_NEGOTIATE; - *(__le32 *)neg_rsp->hdr.Protocol = SMB1_PROTO_NUMBER; - neg_rsp->hdr.Flags = SMBFLG_RESPONSE; - neg_rsp->hdr.Flags2 = SMBFLG2_UNICODE | SMBFLG2_ERR_STATUS | - SMBFLG2_EXT_SEC | SMBFLG2_IS_LONG_NAME; - neg_rsp->hdr.WordCount = 1; neg_rsp->DialectIndex = cpu_to_le16(work->conn->dialect); neg_rsp->ByteCount = 0; @@ -473,24 +564,13 @@ int ksmbd_smb_negotiate_common(struct ksmbd_work *work, unsigned int command) ksmbd_negotiate_smb_dialect(work->request_buf); ksmbd_debug(SMB, "conn->dialect 0x%x\n", conn->dialect);

- if (command == SMB2_NEGOTIATE_HE) { - struct smb2_hdr *smb2_hdr = smb2_get_msg(work->request_buf); - - if (smb2_hdr->ProtocolId != SMB2_PROTO_NUMBER) { - ksmbd_debug(SMB, "Downgrade to SMB1 negotiation\n"); - command = SMB_COM_NEGOTIATE; - } - } - if (command == SMB2_NEGOTIATE_HE) { ret = smb2_handle_negotiate(work); - init_smb2_neg_rsp(work); return ret; }

if (command == SMB_COM_NEGOTIATE) { if (__smb2_negotiate(conn)) { - conn->need_neg = true; init_smb3_11_server(conn); init_smb2_neg_rsp(work); ksmbd_debug(SMB, "Upgrade to SMB2 negotiation\n"); diff --git a/fs/ksmbd/smb_common.h b/fs/ksmbd/smb_common.h index c1f3006792ff..78c44978a906 100644 --- a/fs/ksmbd/smb_common.h +++ b/fs/ksmbd/smb_common.h @@ -427,7 +427,7 @@ bool ksmbd_smb_request(struct ksmbd_conn *conn);

int ksmbd_lookup_dialect_by_id(__le16 *cli_dialects, __le16 dialects_count);

-int ksmbd_init_smb_server(struct ksmbd_work *work); +void ksmbd_init_smb_server(struct ksmbd_work *work);

struct ksmbd_kstat; int ksmbd_populate_dot_dotdot_entries(struct ksmbd_work *work, diff --git a/fs/namespace.c b/fs/namespace.c index df137ba19d37..e04a9e9e3f14 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -4180,9 +4180,9 @@ static int do_mount_setattr(struct path *path, struct mount_kattr *kattr) unlock_mount_hash();

if (kattr->propagation) { - namespace_unlock(); if (err) cleanup_group_ids(mnt, NULL); + namespace_unlock(); }

return err; diff --git a/fs/nfsd/blocklayout.c b/fs/nfsd/blocklayout.c index b6d01d51a746..e7e6e78d965d 100644 --- a/fs/nfsd/blocklayout.c +++ b/fs/nfsd/blocklayout.c @@ -296,6 +296,7 @@ nfsd4_block_get_device_info_scsi(struct super_block *sb,

out_free_dev: kfree(dev); + gdp->gd_device = NULL; return ret; }

diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index 6253cbe5f81b..39989c14c8a1 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -874,8 +874,8 @@ static const struct cred *get_backchannel_cred(struct nfs4_client *clp, struct r if (!kcred) return NULL;

- kcred->uid = ses->se_cb_sec.uid; - kcred->gid = ses->se_cb_sec.gid; + kcred->fsuid = ses->se_cb_sec.uid; + kcred->fsgid = ses->se_cb_sec.gid; return kcred; } } diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 8377e14b8fba..8f5b41dc0773 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -2417,10 +2417,12 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) for (i = 0; i < argp->opcnt; i++) { op = &argp->ops[i]; op->replay = NULL; + op->opdesc = NULL;

if (xdr_stream_decode_u32(argp->xdr, &op->opnum) < 0) return false; if (nfsd4_opnum_in_range(argp, op)) { + op->opdesc = OPDESC(op); op->status = nfsd4_dec_ops[op->opnum](argp, &op->u); if (op->status != nfs_ok) trace_nfsd_compound_decode_err(argp->rqstp, @@ -2431,7 +2433,7 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) op->opnum = OP_ILLEGAL; op->status = nfserr_op_illegal; } - op->opdesc = OPDESC(op); + /* * We'll try to cache the result in the DRC if any one * op in the compound wants to be cached: @@ -5351,10 +5353,8 @@ nfsd4_encode_operation(struct nfsd4_compoundres *resp, struct nfsd4_op *op) __be32 *p;

p = xdr_reserve_space(xdr, 8); - if (!p) { - WARN_ON_ONCE(1); - return; - } + if (!p) + goto release; *p++ = cpu_to_be32(op->opnum); post_err_offset = xdr->buf->len;

@@ -5369,8 +5369,6 @@ nfsd4_encode_operation(struct nfsd4_compoundres *resp, struct nfsd4_op *op) op->status = encoder(resp, op->status, &op->u); if (op->status) trace_nfsd_compound_encode_err(rqstp, op->opnum, op->status); - if (opdesc && opdesc->op_release) - opdesc->op_release(&op->u); xdr_commit_encode(xdr);

/* nfsd4_check_resp_size guarantees enough room for error status */ @@ -5411,6 +5409,9 @@ nfsd4_encode_operation(struct nfsd4_compoundres *resp, struct nfsd4_op *op) } status: *p = op->status; +release: + if (opdesc && opdesc->op_release) + opdesc->op_release(&op->u); }

/* diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 3335ef352915..63d96a1733b2 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -2607,11 +2607,10 @@ static int nilfs_segctor_thread(void *arg) goto loop;

end_thread: - spin_unlock(&sci->sc_state_lock); - /* end sync. */ sci->sc_task = NULL; wake_up(&sci->sc_wait_task); /* for nilfs_segctor_kill_thread() */ + spin_unlock(&sci->sc_state_lock); return 0; }

diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 1422b8ba24ed..77f1e5778d1c 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -482,6 +482,7 @@ static void nilfs_put_super(struct super_block *sb) up_write(&nilfs->ns_sem); }

+ nilfs_sysfs_delete_device_group(nilfs); iput(nilfs->ns_sufile); iput(nilfs->ns_cpfile); iput(nilfs->ns_dat); @@ -1105,6 +1106,7 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent) nilfs_put_root(fsroot);

failed_unload: + nilfs_sysfs_delete_device_group(nilfs); iput(nilfs->ns_sufile); iput(nilfs->ns_cpfile); iput(nilfs->ns_dat); diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c index 3a4c9c150cbf..2894152a6b25 100644 --- a/fs/nilfs2/the_nilfs.c +++ b/fs/nilfs2/the_nilfs.c @@ -87,7 +87,6 @@ void destroy_nilfs(struct the_nilfs *nilfs) { might_sleep(); if (nilfs_init(nilfs)) { - nilfs_sysfs_delete_device_group(nilfs); brelse(nilfs->ns_sbh[0]); brelse(nilfs->ns_sbh[1]); } @@ -305,6 +304,10 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb) goto failed; }

+ err = nilfs_sysfs_create_device_group(sb); + if (unlikely(err)) + goto sysfs_error; + if (valid_fs) goto skip_recovery;

@@ -366,6 +369,9 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb) goto failed;

failed_unload: + nilfs_sysfs_delete_device_group(nilfs); + + sysfs_error: iput(nilfs->ns_cpfile); iput(nilfs->ns_sufile); iput(nilfs->ns_dat); @@ -697,10 +703,6 @@ int init_nilfs(struct the_nilfs *nilfs, struct super_block *sb, char *data) if (err) goto failed_sbh;

- err = nilfs_sysfs_create_device_group(sb); - if (err) - goto failed_sbh; - set_nilfs_init(nilfs); err = 0; out: diff --git a/include/acpi/video.h b/include/acpi/video.h index 8ed9bec03e53..ff5a8da5d883 100644 --- a/include/acpi/video.h +++ b/include/acpi/video.h @@ -59,8 +59,6 @@ extern void acpi_video_unregister(void); extern void acpi_video_register_backlight(void); extern int acpi_video_get_edid(struct acpi_device *device, int type, int device_id, void **edid); -extern enum acpi_backlight_type acpi_video_get_backlight_type(void); -extern bool acpi_video_backlight_use_native(void); /* * Note: The value returned by acpi_video_handles_brightness_key_presses() * may change over time and should not be cached. @@ -69,6 +67,19 @@ extern bool acpi_video_handles_brightness_key_presses(void); extern int acpi_video_get_levels(struct acpi_device *device, struct acpi_video_device_brightness **dev_br, int *pmax_level); + +extern enum acpi_backlight_type __acpi_video_get_backlight_type(bool native, + bool *auto_detect); + +static inline enum acpi_backlight_type acpi_video_get_backlight_type(void) +{ + return __acpi_video_get_backlight_type(false, NULL); +} + +static inline bool acpi_video_backlight_use_native(void) +{ + return __acpi_video_get_backlight_type(true, NULL) == acpi_backlight_native; +} #else static inline void acpi_video_report_nolcd(void) { return; }; static inline int acpi_video_register(void) { return -ENODEV; } diff --git a/include/drm/display/drm_dp_mst_helper.h b/include/drm/display/drm_dp_mst_helper.h index 6c0c3dc3d3ac..32c764fb9cb5 100644 --- a/include/drm/display/drm_dp_mst_helper.h +++ b/include/drm/display/drm_dp_mst_helper.h @@ -841,7 +841,8 @@ int drm_dp_add_payload_part2(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_atomic_payload *payload); void drm_dp_remove_payload(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_topology_state *mst_state, - struct drm_dp_mst_atomic_payload *payload); + const struct drm_dp_mst_atomic_payload *old_payload, + struct drm_dp_mst_atomic_payload *new_payload);

int drm_dp_check_act_status(struct drm_dp_mst_topology_mgr *mgr);

diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h index c0b868ce6a8f..96b192139a23 100644 --- a/include/kvm/arm_pmu.h +++ b/include/kvm/arm_pmu.h @@ -11,7 +11,6 @@ #include <asm/perf_event.h>

#define ARMV8_PMU_CYCLE_IDX (ARMV8_PMU_MAX_COUNTERS - 1) -#define ARMV8_PMU_MAX_COUNTER_PAIRS ((ARMV8_PMU_MAX_COUNTERS + 1) >> 1)

#ifdef CONFIG_HW_PERF_EVENTS

@@ -29,7 +28,6 @@ struct kvm_pmu { struct irq_work overflow_work; struct kvm_pmu_events events; struct kvm_pmc pmc[ARMV8_PMU_MAX_COUNTERS]; - DECLARE_BITMAP(chained, ARMV8_PMU_MAX_COUNTER_PAIRS); int irq_num; bool created; bool irq_level; diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 04c6acf7faaa..201dd1ab7f1c 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -87,10 +87,10 @@ typedef int (*dm_preresume_fn) (struct dm_target *ti); typedef void (*dm_resume_fn) (struct dm_target *ti);

typedef void (*dm_status_fn) (struct dm_target *ti, status_type_t status_type, - unsigned status_flags, char *result, unsigned maxlen); + unsigned int status_flags, char *result, unsigned int maxlen);

-typedef int (*dm_message_fn) (struct dm_target *ti, unsigned argc, char **argv, - char *result, unsigned maxlen); +typedef int (*dm_message_fn) (struct dm_target *ti, unsigned int argc, char **argv, + char *result, unsigned int maxlen);

typedef int (*dm_prepare_ioctl_fn) (struct dm_target *ti, struct block_device **bdev);

@@ -187,7 +187,7 @@ struct target_type { uint64_t features; const char *name; struct module *module; - unsigned version[3]; + unsigned int version[3]; dm_ctr_fn ctr; dm_dtr_fn dtr; dm_map_fn map; @@ -313,31 +313,31 @@ struct dm_target { * It is a responsibility of the target driver to remap these bios * to the real underlying devices. */ - unsigned num_flush_bios; + unsigned int num_flush_bios;

/* * The number of discard bios that will be submitted to the target. * The bio number can be accessed with dm_bio_get_target_bio_nr. */ - unsigned num_discard_bios; + unsigned int num_discard_bios;

/* * The number of secure erase bios that will be submitted to the target. * The bio number can be accessed with dm_bio_get_target_bio_nr. */ - unsigned num_secure_erase_bios; + unsigned int num_secure_erase_bios;

/* * The number of WRITE ZEROES bios that will be submitted to the target. * The bio number can be accessed with dm_bio_get_target_bio_nr. */ - unsigned num_write_zeroes_bios; + unsigned int num_write_zeroes_bios;

/* * The minimum number of extra bytes allocated in each io for the * target to use. */ - unsigned per_io_data_size; + unsigned int per_io_data_size;

/* target specific data */ void *private; @@ -383,7 +383,7 @@ struct dm_target {

void *dm_per_bio_data(struct bio *bio, size_t data_size); struct bio *dm_bio_from_per_bio_data(void *data, size_t data_size); -unsigned dm_bio_get_target_bio_nr(const struct bio *bio); +unsigned int dm_bio_get_target_bio_nr(const struct bio *bio);

u64 dm_start_time_ns_from_clone(struct bio *bio);

@@ -394,7 +394,7 @@ void dm_unregister_target(struct target_type *t); * Target argument parsing. */ struct dm_arg_set { - unsigned argc; + unsigned int argc; char **argv; };

@@ -403,8 +403,8 @@ struct dm_arg_set { * the error message to use if the number is found to be outside that range. */ struct dm_arg { - unsigned min; - unsigned max; + unsigned int min; + unsigned int max; char *error; };

@@ -413,7 +413,7 @@ struct dm_arg { * returning -EINVAL and setting *error. */ int dm_read_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set, - unsigned *value, char **error); + unsigned int *value, char **error);

/* * Process the next argument as the start of a group containing between @@ -421,7 +421,7 @@ int dm_read_arg(const struct dm_arg *arg, struct dm_arg_set *arg_set, * *num_args or, if invalid, return -EINVAL and set *error. */ int dm_read_arg_group(const struct dm_arg *arg, struct dm_arg_set *arg_set, - unsigned *num_args, char **error); + unsigned int *num_args, char **error);

/* * Return the current argument and shift to the next. @@ -431,7 +431,7 @@ const char *dm_shift_arg(struct dm_arg_set *as); /* * Move through num_args arguments. */ -void dm_consume_args(struct dm_arg_set *as, unsigned num_args); +void dm_consume_args(struct dm_arg_set *as, unsigned int num_args);

/*----------------------------------------------------------------- * Functions for creating and manipulating mapped devices. @@ -461,7 +461,7 @@ void *dm_get_mdptr(struct mapped_device *md); /* * A device can still be used while suspended, but I/O is deferred. */ -int dm_suspend(struct mapped_device *md, unsigned suspend_flags); +int dm_suspend(struct mapped_device *md, unsigned int suspend_flags); int dm_resume(struct mapped_device *md);

/* @@ -481,7 +481,7 @@ struct gendisk *dm_disk(struct mapped_device *md); int dm_suspended(struct dm_target *ti); int dm_post_suspending(struct dm_target *ti); int dm_noflush_suspending(struct dm_target *ti); -void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors); +void dm_accept_partial_bio(struct bio *bio, unsigned int n_sectors); void dm_submit_bio_remap(struct bio *clone, struct bio *tgt_clone); union map_info *dm_get_rq_mapinfo(struct request *rq);

@@ -525,7 +525,7 @@ int dm_set_geometry(struct mapped_device *md, struct hd_geometry *geo); * First create an empty table. */ int dm_table_create(struct dm_table **result, fmode_t mode, - unsigned num_targets, struct mapped_device *md); + unsigned int num_targets, struct mapped_device *md);

/* * Then call this once for each target. diff --git a/include/linux/dm-bufio.h b/include/linux/dm-bufio.h index 15d9e15ca830..1262d92ab88f 100644 --- a/include/linux/dm-bufio.h +++ b/include/linux/dm-bufio.h @@ -26,8 +26,8 @@ struct dm_buffer; * Create a buffered IO cache on a given device */ struct dm_bufio_client * -dm_bufio_client_create(struct block_device *bdev, unsigned block_size, - unsigned reserved_buffers, unsigned aux_size, +dm_bufio_client_create(struct block_device *bdev, unsigned int block_size, + unsigned int reserved_buffers, unsigned int aux_size, void (*alloc_callback)(struct dm_buffer *), void (*write_callback)(struct dm_buffer *), unsigned int flags); @@ -81,7 +81,7 @@ void *dm_bufio_new(struct dm_bufio_client *c, sector_t block, * I/O to finish. */ void dm_bufio_prefetch(struct dm_bufio_client *c, - sector_t block, unsigned n_blocks); + sector_t block, unsigned int n_blocks);

/* * Release a reference obtained with dm_bufio_{read,get,new}. The data @@ -106,7 +106,7 @@ void dm_bufio_mark_buffer_dirty(struct dm_buffer *b); * write the specified part of the buffer or it may write a larger superset. */ void dm_bufio_mark_partial_buffer_dirty(struct dm_buffer *b, - unsigned start, unsigned end); + unsigned int start, unsigned int end);

/* * Initiate writing of dirty buffers, without waiting for completion. @@ -152,9 +152,9 @@ void dm_bufio_forget_buffers(struct dm_bufio_client *c, sector_t block, sector_t /* * Set the minimum number of buffers before cleanup happens. */ -void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned n); +void dm_bufio_set_minimum_buffers(struct dm_bufio_client *c, unsigned int n);

-unsigned dm_bufio_get_block_size(struct dm_bufio_client *c); +unsigned int dm_bufio_get_block_size(struct dm_bufio_client *c); sector_t dm_bufio_get_device_size(struct dm_bufio_client *c); struct dm_io_client *dm_bufio_get_dm_io_client(struct dm_bufio_client *c); sector_t dm_bufio_get_block_number(struct dm_buffer *b); diff --git a/include/linux/dm-dirty-log.h b/include/linux/dm-dirty-log.h index 7084503c3405..843c857f07b0 100644 --- a/include/linux/dm-dirty-log.h +++ b/include/linux/dm-dirty-log.h @@ -33,7 +33,7 @@ struct dm_dirty_log_type { struct list_head list;

int (*ctr)(struct dm_dirty_log *log, struct dm_target *ti, - unsigned argc, char **argv); + unsigned int argc, char **argv); void (*dtr)(struct dm_dirty_log *log);

/* @@ -116,7 +116,7 @@ struct dm_dirty_log_type { * Support function for mirror status requests. */ int (*status)(struct dm_dirty_log *log, status_type_t status_type, - char *result, unsigned maxlen); + char *result, unsigned int maxlen);

/* * is_remote_recovering is necessary for cluster mirroring. It provides @@ -139,7 +139,7 @@ int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type); struct dm_dirty_log *dm_dirty_log_create(const char *type_name, struct dm_target *ti, int (*flush_callback_fn)(struct dm_target *ti), - unsigned argc, char **argv); + unsigned int argc, char **argv); void dm_dirty_log_destroy(struct dm_dirty_log *log);

#endif /* __KERNEL__ */ diff --git a/include/linux/dm-io.h b/include/linux/dm-io.h index 8e1c4ab5df04..92e7abfe04f9 100644 --- a/include/linux/dm-io.h +++ b/include/linux/dm-io.h @@ -26,7 +26,7 @@ struct page_list { struct page *page; };

-typedef void (*io_notify_fn)(unsigned long error, void *context); +typedef void (*io_notify_fn)(unsigned int long error, void *context);

enum dm_io_mem_type { DM_IO_PAGE_LIST,/* Page list */ @@ -38,7 +38,7 @@ enum dm_io_mem_type { struct dm_io_memory { enum dm_io_mem_type type;

- unsigned offset; + unsigned int offset;

union { struct page_list *pl; @@ -78,8 +78,8 @@ void dm_io_client_destroy(struct dm_io_client *client); * Each bit in the optional 'sync_error_bits' bitset indicates whether an * error occurred doing io to the corresponding region. */ -int dm_io(struct dm_io_request *io_req, unsigned num_regions, - struct dm_io_region *region, unsigned long *sync_error_bits); +int dm_io(struct dm_io_request *io_req, unsigned int num_regions, + struct dm_io_region *region, unsigned int long *sync_error_bits);

#endif /* __KERNEL__ */ #endif /* _LINUX_DM_IO_H */ diff --git a/include/linux/dm-kcopyd.h b/include/linux/dm-kcopyd.h index c1707ee5b540..68c412b31b78 100644 --- a/include/linux/dm-kcopyd.h +++ b/include/linux/dm-kcopyd.h @@ -23,11 +23,11 @@ #define DM_KCOPYD_WRITE_SEQ 2

struct dm_kcopyd_throttle { - unsigned throttle; - unsigned num_io_jobs; - unsigned io_period; - unsigned total_period; - unsigned last_jiffies; + unsigned int throttle; + unsigned int num_io_jobs; + unsigned int io_period; + unsigned int total_period; + unsigned int last_jiffies; };

/* @@ -60,12 +60,12 @@ void dm_kcopyd_client_flush(struct dm_kcopyd_client *kc); * read_err is a boolean, * write_err is a bitset, with 1 bit for each destination region */ -typedef void (*dm_kcopyd_notify_fn)(int read_err, unsigned long write_err, +typedef void (*dm_kcopyd_notify_fn)(int read_err, unsigned int long write_err, void *context);

void dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from, - unsigned num_dests, struct dm_io_region *dests, - unsigned flags, dm_kcopyd_notify_fn fn, void *context); + unsigned int num_dests, struct dm_io_region *dests, + unsigned int flags, dm_kcopyd_notify_fn fn, void *context);

/* * Prepare a callback and submit it via the kcopyd thread. @@ -80,11 +80,11 @@ void dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from, */ void *dm_kcopyd_prepare_callback(struct dm_kcopyd_client *kc, dm_kcopyd_notify_fn fn, void *context); -void dm_kcopyd_do_callback(void *job, int read_err, unsigned long write_err); +void dm_kcopyd_do_callback(void *job, int read_err, unsigned int long write_err);

void dm_kcopyd_zero(struct dm_kcopyd_client *kc, - unsigned num_dests, struct dm_io_region *dests, - unsigned flags, dm_kcopyd_notify_fn fn, void *context); + unsigned int num_dests, struct dm_io_region *dests, + unsigned int flags, dm_kcopyd_notify_fn fn, void *context);

#endif /* __KERNEL__ */ #endif /* _LINUX_DM_KCOPYD_H */ diff --git a/include/linux/dm-region-hash.h b/include/linux/dm-region-hash.h index 9e2a7a401df5..e8691539e1d7 100644 --- a/include/linux/dm-region-hash.h +++ b/include/linux/dm-region-hash.h @@ -37,7 +37,7 @@ struct dm_region_hash *dm_region_hash_create( struct bio_list *bios), void (*wakeup_workers)(void *context), void (*wakeup_all_recovery_waiters)(void *context), - sector_t target_begin, unsigned max_recovery, + sector_t target_begin, unsigned int max_recovery, struct dm_dirty_log *log, uint32_t region_size, region_t nr_regions); void dm_region_hash_destroy(struct dm_region_hash *rh); diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 62557d4bffc2..8128059db5ed 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -943,7 +943,7 @@ static inline void __ftrace_enabled_restore(int enabled) #define CALLER_ADDR5 ((unsigned long)ftrace_return_address(5)) #define CALLER_ADDR6 ((unsigned long)ftrace_return_address(6))

-static inline unsigned long get_lock_parent_ip(void) +static __always_inline unsigned long get_lock_parent_ip(void) { unsigned long addr = CALLER_ADDR0;

diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 500e536796ca..247aedb18d5c 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -725,7 +725,8 @@ struct mm_struct { unsigned long cpu_bitmap[]; };

-#define MM_MT_FLAGS (MT_FLAGS_ALLOC_RANGE | MT_FLAGS_LOCK_EXTERN) +#define MM_MT_FLAGS (MT_FLAGS_ALLOC_RANGE | MT_FLAGS_LOCK_EXTERN | \ + MT_FLAGS_USE_RCU) extern struct mm_struct init_mm;

/* Pointer magic because the dynamic array size confuses some compilers. */ diff --git a/include/linux/pci-doe.h b/include/linux/pci-doe.h index ed9b4df792b8..43765eaf2342 100644 --- a/include/linux/pci-doe.h +++ b/include/linux/pci-doe.h @@ -34,6 +34,10 @@ struct pci_doe_mb; * @work: Used internally by the mailbox * @doe_mb: Used internally by the mailbox * + * Payloads are treated as opaque byte streams which are transmitted verbatim, + * without byte-swapping. If payloads contain little-endian register values, + * the caller is responsible for conversion with cpu_to_le32() / le32_to_cpu(). + * * The payload sizes and rv are specified in bytes with the following * restrictions concerning the protocol. * @@ -45,9 +49,9 @@ struct pci_doe_mb; */ struct pci_doe_task { struct pci_doe_protocol prot; - u32 *request_pl; + __le32 *request_pl; size_t request_pl_sz; - u32 *response_pl; + __le32 *response_pl; size_t response_pl_sz; int rv; void (*complete)(struct pci_doe_task *task); diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 3f01ac8017e0..6d62c9ea2e04 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -566,6 +566,7 @@ struct phylink *phylink_create(struct phylink_config *, struct fwnode_handle *, phy_interface_t iface, const struct phylink_mac_ops *mac_ops); void phylink_destroy(struct phylink *); +bool phylink_expects_phy(struct phylink *pl);

int phylink_connect_phy(struct phylink *, struct phy_device *); int phylink_of_phy_connect(struct phylink *, struct device_node *, u32 flags); diff --git a/include/linux/pwm.h b/include/linux/pwm.h index d70c6e5a839d..4de09163c968 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -276,8 +276,8 @@ struct pwm_ops { struct pwm_capture *result, unsigned long timeout); int (*apply)(struct pwm_chip *chip, struct pwm_device *pwm, const struct pwm_state *state); - void (*get_state)(struct pwm_chip *chip, struct pwm_device *pwm, - struct pwm_state *state); + int (*get_state)(struct pwm_chip *chip, struct pwm_device *pwm, + struct pwm_state *state); struct module *owner; };

diff --git a/include/net/raw.h b/include/net/raw.h index 5e665934ebc7..3af5289fdead 100644 --- a/include/net/raw.h +++ b/include/net/raw.h @@ -15,6 +15,8 @@

#include <net/inet_sock.h> #include <net/protocol.h> +#include <net/netns/hash.h> +#include <linux/hash.h> #include <linux/icmp.h>

extern struct proto raw_prot; @@ -29,20 +31,27 @@ int raw_local_deliver(struct sk_buff *, int);

int raw_rcv(struct sock *, struct sk_buff *);

-#define RAW_HTABLE_SIZE MAX_INET_PROTOS +#define RAW_HTABLE_LOG 8 +#define RAW_HTABLE_SIZE (1U << RAW_HTABLE_LOG)

struct raw_hashinfo { spinlock_t lock; - struct hlist_nulls_head ht[RAW_HTABLE_SIZE]; + + struct hlist_head ht[RAW_HTABLE_SIZE] ____cacheline_aligned; };

+static inline u32 raw_hashfunc(const struct net *net, u32 proto) +{ + return hash_32(net_hash_mix(net) ^ proto, RAW_HTABLE_LOG); +} + static inline void raw_hashinfo_init(struct raw_hashinfo *hashinfo) { int i;

spin_lock_init(&hashinfo->lock); for (i = 0; i < RAW_HTABLE_SIZE; i++) - INIT_HLIST_NULLS_HEAD(&hashinfo->ht[i], i); + INIT_HLIST_HEAD(&hashinfo->ht[i]); }

#ifdef CONFIG_PROC_FS diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index ce4969d3e20d..cc35aba1e495 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -2585,8 +2585,8 @@ static __cold void io_ring_ctx_free(struct io_ring_ctx *ctx) io_eventfd_unregister(ctx); io_alloc_cache_free(&ctx->apoll_cache, io_apoll_cache_free); io_alloc_cache_free(&ctx->netmsg_cache, io_netmsg_cache_free); - mutex_unlock(&ctx->uring_lock); io_destroy_buffers(ctx); + mutex_unlock(&ctx->uring_lock); if (ctx->sq_creds) put_cred(ctx->sq_creds); if (ctx->submitter_task) diff --git a/io_uring/kbuf.c b/io_uring/kbuf.c index 746b137b96e9..acc37e5a6d4e 100644 --- a/io_uring/kbuf.c +++ b/io_uring/kbuf.c @@ -228,17 +228,18 @@ static int __io_remove_buffers(struct io_ring_ctx *ctx, return i; }

- /* the head kbuf is the list itself */ + /* protects io_buffers_cache */ + lockdep_assert_held(&ctx->uring_lock); + while (!list_empty(&bl->buf_list)) { struct io_buffer *nxt;

nxt = list_first_entry(&bl->buf_list, struct io_buffer, list); - list_del(&nxt->list); + list_move(&nxt->list, &ctx->io_buffers_cache); if (++i == nbufs) return i; cond_resched(); } - i++;

return i; } diff --git a/kernel/events/core.c b/kernel/events/core.c index 2aa286b4151b..7699b99706ad 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -12040,7 +12040,7 @@ perf_event_set_output(struct perf_event *event, struct perf_event *output_event) /* * If its not a per-cpu rb, it must be the same task. */ - if (output_event->cpu == -1 && output_event->ctx != event->ctx) + if (output_event->cpu == -1 && output_event->hw.target != event->hw.target) goto out;

/* diff --git a/kernel/fork.c b/kernel/fork.c index a6d243a50be3..ec913b13c5ed 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -617,6 +617,7 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm, if (retval) goto out;

+ mt_clear_in_rcu(mas.tree); mas_for_each(&old_mas, mpnt, ULONG_MAX) { struct file *file;

@@ -703,6 +704,8 @@ static __latent_entropy int dup_mmap(struct mm_struct *mm, retval = arch_dup_mmap(oldmm, mm); loop_out: mas_destroy(&mas); + if (!retval) + mt_set_in_rcu(mas.tree); out: mmap_write_unlock(mm); flush_tlb_mm(oldmm); diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 59062fedeaf7..57db50c2dce8 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -5557,12 +5557,15 @@ int modify_ftrace_direct(unsigned long ip, ret = 0; }

- if (unlikely(ret && new_direct)) { - direct->count++; - list_del_rcu(&new_direct->next); - synchronize_rcu_tasks(); - kfree(new_direct); - ftrace_direct_func_count--; + if (ret) { + direct->addr = old_addr; + if (unlikely(new_direct)) { + direct->count++; + list_del_rcu(&new_direct->next); + synchronize_rcu_tasks(); + kfree(new_direct); + ftrace_direct_func_count--; + } }

out_unlock: diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 361bd8beafdf..9d8538531a54 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -3084,6 +3084,10 @@ rb_set_commit_to_write(struct ring_buffer_per_cpu *cpu_buffer) if (RB_WARN_ON(cpu_buffer, rb_is_reader_page(cpu_buffer->tail_page))) return; + /* + * No need for a memory barrier here, as the update + * of the tail_page did it for this page. + */ local_set(&cpu_buffer->commit_page->page->commit, rb_page_write(cpu_buffer->commit_page)); rb_inc_page(&cpu_buffer->commit_page); @@ -3093,6 +3097,8 @@ rb_set_commit_to_write(struct ring_buffer_per_cpu *cpu_buffer) while (rb_commit_index(cpu_buffer) != rb_page_write(cpu_buffer->commit_page)) {

+ /* Make sure the readers see the content of what is committed. */ + smp_wmb(); local_set(&cpu_buffer->commit_page->page->commit, rb_page_write(cpu_buffer->commit_page)); RB_WARN_ON(cpu_buffer, @@ -4672,7 +4678,12 @@ rb_get_reader_page(struct ring_buffer_per_cpu *cpu_buffer)

/* * Make sure we see any padding after the write update - * (see rb_reset_tail()) + * (see rb_reset_tail()). + * + * In addition, a writer may be writing on the reader page + * if the page has not been fully filled, so the read barrier + * is also needed to make sure we see the content of what is + * committed by the writer (see rb_set_commit_to_write()). */ smp_rmb();

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 78d69b9488e4..78855e74e355 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -9470,6 +9470,7 @@ static int __remove_instance(struct trace_array *tr) tracefs_remove(tr->dir); free_percpu(tr->last_func_repeats); free_trace_buffers(tr); + clear_tracing_err_log(tr);

for (i = 0; i < tr->nr_topts; i++) { kfree(tr->topts[i].topts); diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c index 67592eed0be8..89083ae1aebe 100644 --- a/kernel/trace/trace_events_synth.c +++ b/kernel/trace/trace_events_synth.c @@ -44,14 +44,21 @@ enum { ERRORS };

static const char *err_text[] = { ERRORS };

+static DEFINE_MUTEX(lastcmd_mutex); static char *last_cmd;

static int errpos(const char *str) { + int ret = 0; + + mutex_lock(&lastcmd_mutex); if (!str || !last_cmd) - return 0; + goto out;

- return err_pos(last_cmd, str); + ret = err_pos(last_cmd, str); + out: + mutex_unlock(&lastcmd_mutex); + return ret; }

static void last_cmd_set(const char *str) @@ -59,18 +66,22 @@ static void last_cmd_set(const char *str) if (!str) return;

+ mutex_lock(&lastcmd_mutex); kfree(last_cmd); - last_cmd = kstrdup(str, GFP_KERNEL); + mutex_unlock(&lastcmd_mutex); }

static void synth_err(u8 err_type, u16 err_pos) { + mutex_lock(&lastcmd_mutex); if (!last_cmd) - return; + goto out;

tracing_log_err(NULL, "synthetic_events", last_cmd, err_text, err_type, err_pos); + out: + mutex_unlock(&lastcmd_mutex); }

static int create_synth_event(const char *raw_command); diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c index 1c07efcb3d46..689361097bb0 100644 --- a/kernel/trace/trace_osnoise.c +++ b/kernel/trace/trace_osnoise.c @@ -1270,7 +1270,7 @@ static void notify_new_max_latency(u64 latency) rcu_read_lock(); list_for_each_entry_rcu(inst, &osnoise_instances, list) { tr = inst->tr; - if (tr->max_latency < latency) { + if (tracer_tracing_is_on(tr) && tr->max_latency < latency) { tr->max_latency = latency; latency_fsnotify(tr); } @@ -1681,6 +1681,8 @@ static int timerlat_main(void *data)

trace_timerlat_sample(&s);

+ notify_new_max_latency(diff); + timerlat_dump_stack(time_to_us(diff));

tlat->tracing_thread = false; diff --git a/lib/maple_tree.c b/lib/maple_tree.c index 96be96a1f35d..84530fb73bd9 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -149,13 +149,12 @@ struct maple_subtree_state { /* Functions */ static inline struct maple_node *mt_alloc_one(gfp_t gfp) { - return kmem_cache_alloc(maple_node_cache, gfp | __GFP_ZERO); + return kmem_cache_alloc(maple_node_cache, gfp); }

static inline int mt_alloc_bulk(gfp_t gfp, size_t size, void **nodes) { - return kmem_cache_alloc_bulk(maple_node_cache, gfp | __GFP_ZERO, size, - nodes); + return kmem_cache_alloc_bulk(maple_node_cache, gfp, size, nodes); }

static inline void mt_free_bulk(size_t size, void __rcu **nodes) @@ -530,11 +529,14 @@ static inline struct maple_node *mte_parent(const struct maple_enode *enode) */ static inline bool ma_dead_node(const struct maple_node *node) { - struct maple_node *parent = (void *)((unsigned long) - node->parent & ~MAPLE_NODE_MASK); + struct maple_node *parent;

+ /* Do not reorder reads from the node prior to the parent check */ + smp_rmb(); + parent = (void *)((unsigned long) node->parent & ~MAPLE_NODE_MASK); return (parent == node); } + /* * mte_dead_node() - check if the @enode is dead. * @enode: The encoded maple node @@ -546,6 +548,8 @@ static inline bool mte_dead_node(const struct maple_enode *enode) struct maple_node *parent, *node;

node = mte_to_node(enode); + /* Do not reorder reads from the node prior to the parent check */ + smp_rmb(); parent = mte_parent(enode); return (parent == node); } @@ -616,6 +620,8 @@ static inline unsigned int mas_alloc_req(const struct ma_state *mas) * @node - the maple node * @type - the node type * + * In the event of a dead node, this array may be %NULL + * * Return: A pointer to the maple node pivots */ static inline unsigned long *ma_pivots(struct maple_node *node, @@ -808,6 +814,11 @@ static inline void *mt_slot(const struct maple_tree *mt, return rcu_dereference_check(slots[offset], mt_locked(mt)); }

+static inline void *mt_slot_locked(struct maple_tree *mt, void __rcu **slots, + unsigned char offset) +{ + return rcu_dereference_protected(slots[offset], mt_locked(mt)); +} /* * mas_slot_locked() - Get the slot value when holding the maple tree lock. * @mas: The maple state @@ -819,7 +830,7 @@ static inline void *mt_slot(const struct maple_tree *mt, static inline void *mas_slot_locked(struct ma_state *mas, void __rcu **slots, unsigned char offset) { - return rcu_dereference_protected(slots[offset], mt_locked(mas->tree)); + return mt_slot_locked(mas->tree, slots, offset); }

/* @@ -890,6 +901,45 @@ static inline void ma_set_meta(struct maple_node *mn, enum maple_type mt, meta->end = end; }

+/* + * mt_clear_meta() - clear the metadata information of a node, if it exists + * @mt: The maple tree + * @mn: The maple node + * @type: The maple node type + * @offset: The offset of the highest sub-gap in this node. + * @end: The end of the data in this node. + */ +static inline void mt_clear_meta(struct maple_tree *mt, struct maple_node *mn, + enum maple_type type) +{ + struct maple_metadata *meta; + unsigned long *pivots; + void __rcu **slots; + void *next; + + switch (type) { + case maple_range_64: + pivots = mn->mr64.pivot; + if (unlikely(pivots[MAPLE_RANGE64_SLOTS - 2])) { + slots = mn->mr64.slot; + next = mt_slot_locked(mt, slots, + MAPLE_RANGE64_SLOTS - 1); + if (unlikely((mte_to_node(next) && + mte_node_type(next)))) + return; /* no metadata, could be node */ + } + fallthrough; + case maple_arange_64: + meta = ma_meta(mn, type); + break; + default: + return; + } + + meta->gap = 0; + meta->end = 0; +} + /* * ma_meta_end() - Get the data end of a node from the metadata * @mn: The maple node @@ -1087,8 +1137,11 @@ static int mas_ascend(struct ma_state *mas) a_type = mas_parent_enum(mas, p_enode); a_node = mte_parent(p_enode); a_slot = mte_parent_slot(p_enode); - pivots = ma_pivots(a_node, a_type); a_enode = mt_mk_node(a_node, a_type); + pivots = ma_pivots(a_node, a_type); + + if (unlikely(ma_dead_node(a_node))) + return 1;

if (!set_min && a_slot) { set_min = true; @@ -1123,9 +1176,10 @@ static inline struct maple_node *mas_pop_node(struct ma_state *mas) { struct maple_alloc *ret, *node = mas->alloc; unsigned long total = mas_allocated(mas); + unsigned int req = mas_alloc_req(mas);

/* nothing or a request pending. */ - if (unlikely(!total)) + if (WARN_ON(!total)) return NULL;

if (total == 1) { @@ -1135,27 +1189,25 @@ static inline struct maple_node *mas_pop_node(struct ma_state *mas) goto single_node; }

- if (!node->node_count) { + if (node->node_count == 1) { /* Single allocation in this node. */ mas->alloc = node->slot[0]; - node->slot[0] = NULL; mas->alloc->total = node->total - 1; ret = node; goto new_head; } - node->total--; - ret = node->slot[node->node_count]; - node->slot[node->node_count--] = NULL; + ret = node->slot[--node->node_count]; + node->slot[node->node_count] = NULL;

single_node: new_head: - ret->total = 0; - ret->node_count = 0; - if (ret->request_count) { - mas_set_alloc_req(mas, ret->request_count + 1); - ret->request_count = 0; + if (req) { + req++; + mas_set_alloc_req(mas, req); } + + memset(ret, 0, sizeof(*ret)); return (struct maple_node *)ret; }

@@ -1174,21 +1226,20 @@ static inline void mas_push_node(struct ma_state *mas, struct maple_node *used) unsigned long count; unsigned int requested = mas_alloc_req(mas);

- memset(reuse, 0, sizeof(*reuse)); count = mas_allocated(mas);

- if (count && (head->node_count < MAPLE_ALLOC_SLOTS - 1)) { - if (head->slot[0]) - head->node_count++; - head->slot[head->node_count] = reuse; + reuse->request_count = 0; + reuse->node_count = 0; + if (count && (head->node_count < MAPLE_ALLOC_SLOTS)) { + head->slot[head->node_count++] = reuse; head->total++; goto done; }

reuse->total = 1; if ((head) && !((unsigned long)head & 0x1)) { - head->request_count = 0; reuse->slot[0] = head; + reuse->node_count = 1; reuse->total += head->total; }

@@ -1207,7 +1258,6 @@ static inline void mas_alloc_nodes(struct ma_state *mas, gfp_t gfp) { struct maple_alloc *node; unsigned long allocated = mas_allocated(mas); - unsigned long success = allocated; unsigned int requested = mas_alloc_req(mas); unsigned int count; void **slots = NULL; @@ -1223,24 +1273,29 @@ static inline void mas_alloc_nodes(struct ma_state *mas, gfp_t gfp) WARN_ON(!allocated); }

- if (!allocated || mas->alloc->node_count == MAPLE_ALLOC_SLOTS - 1) { + if (!allocated || mas->alloc->node_count == MAPLE_ALLOC_SLOTS) { node = (struct maple_alloc *)mt_alloc_one(gfp); if (!node) goto nomem_one;

- if (allocated) + if (allocated) { node->slot[0] = mas->alloc; + node->node_count = 1; + } else { + node->node_count = 0; + }

- success++; mas->alloc = node; + node->total = ++allocated; requested--; }

node = mas->alloc; + node->request_count = 0; while (requested) { max_req = MAPLE_ALLOC_SLOTS; - if (node->slot[0]) { - unsigned int offset = node->node_count + 1; + if (node->node_count) { + unsigned int offset = node->node_count;

slots = (void **)&node->slot[offset]; max_req -= offset; @@ -1254,15 +1309,13 @@ static inline void mas_alloc_nodes(struct ma_state *mas, gfp_t gfp) goto nomem_bulk;

node->node_count += count; - /* zero indexed. */ - if (slots == (void **)&node->slot) - node->node_count--; - - success += count; + allocated += count; node = node->slot[0]; + node->node_count = 0; + node->request_count = 0; requested -= count; } - mas->alloc->total = success; + mas->alloc->total = allocated; return;

nomem_bulk: @@ -1271,7 +1324,7 @@ static inline void mas_alloc_nodes(struct ma_state *mas, gfp_t gfp) nomem_one: mas_set_alloc_req(mas, requested); if (mas->alloc && !(((unsigned long)mas->alloc & 0x1))) - mas->alloc->total = success; + mas->alloc->total = allocated; mas_set_err(mas, -ENOMEM); return;

@@ -1329,7 +1382,7 @@ static void mas_node_count(struct ma_state *mas, int count) * mas_start() - Sets up maple state for operations. * @mas: The maple state. * - * If mas->node == MAS_START, then set the min, max, depth, and offset to + * If mas->node == MAS_START, then set the min, max and depth to * defaults. * * Return: @@ -1343,22 +1396,26 @@ static inline struct maple_enode *mas_start(struct ma_state *mas) if (likely(mas_is_start(mas))) { struct maple_enode *root;

- mas->node = MAS_NONE; mas->min = 0; mas->max = ULONG_MAX; mas->depth = 0; - mas->offset = 0;

+retry: root = mas_root(mas); /* Tree with nodes */ if (likely(xa_is_node(root))) { mas->depth = 1; mas->node = mte_safe_root(root); + mas->offset = 0; + if (mte_dead_node(mas->node)) + goto retry; + return NULL; }

/* empty tree */ if (unlikely(!root)) { + mas->node = MAS_NONE; mas->offset = MAPLE_NODE_SLOTS; return NULL; } @@ -1394,6 +1451,9 @@ static inline unsigned char ma_data_end(struct maple_node *node, { unsigned char offset;

+ if (!pivots) + return 0; + if (type == maple_arange_64) return ma_meta_end(node, type);

@@ -1429,6 +1489,9 @@ static inline unsigned char mas_data_end(struct ma_state *mas) return ma_meta_end(node, type);

pivots = ma_pivots(node, type); + if (unlikely(ma_dead_node(node))) + return 0; + offset = mt_pivots[type] - 1; if (likely(!pivots[offset])) return ma_meta_end(node, type); @@ -3654,10 +3717,9 @@ static inline int mas_root_expand(struct ma_state *mas, void *entry) slot++; mas->depth = 1; mas_set_height(mas); - + ma_set_meta(node, maple_leaf_64, 0, slot); /* swap the new root into the tree */ rcu_assign_pointer(mas->tree->ma_root, mte_mk_root(mas->node)); - ma_set_meta(node, maple_leaf_64, 0, slot); return slot; }

@@ -3870,18 +3932,13 @@ static inline void *mtree_lookup_walk(struct ma_state *mas) end = ma_data_end(node, type, pivots, max); if (unlikely(ma_dead_node(node))) goto dead_node; - - if (pivots[offset] >= mas->index) - goto next; - do { - offset++; - } while ((offset < end) && (pivots[offset] < mas->index)); - - if (likely(offset > end)) - max = pivots[offset]; + if (pivots[offset] >= mas->index) { + max = pivots[offset]; + break; + } + } while (++offset < end);

-next: slots = ma_slots(node, type); next = mt_slot(mas->tree, slots, offset); if (unlikely(ma_dead_node(node))) @@ -4500,6 +4557,9 @@ static inline int mas_prev_node(struct ma_state *mas, unsigned long min) node = mas_mn(mas); slots = ma_slots(node, mt); pivots = ma_pivots(node, mt); + if (unlikely(ma_dead_node(node))) + return 1; + mas->max = pivots[offset]; if (offset) mas->min = pivots[offset - 1] + 1; @@ -4521,6 +4581,9 @@ static inline int mas_prev_node(struct ma_state *mas, unsigned long min) slots = ma_slots(node, mt); pivots = ma_pivots(node, mt); offset = ma_data_end(node, mt, pivots, mas->max); + if (unlikely(ma_dead_node(node))) + return 1; + if (offset) mas->min = pivots[offset - 1] + 1;

@@ -4569,6 +4632,7 @@ static inline int mas_next_node(struct ma_state *mas, struct maple_node *node, struct maple_enode *enode; int level = 0; unsigned char offset; + unsigned char node_end; enum maple_type mt; void __rcu **slots;

@@ -4592,7 +4656,11 @@ static inline int mas_next_node(struct ma_state *mas, struct maple_node *node, node = mas_mn(mas); mt = mte_node_type(mas->node); pivots = ma_pivots(node, mt); - } while (unlikely(offset == ma_data_end(node, mt, pivots, mas->max))); + node_end = ma_data_end(node, mt, pivots, mas->max); + if (unlikely(ma_dead_node(node))) + return 1; + + } while (unlikely(offset == node_end));

slots = ma_slots(node, mt); pivot = mas_safe_pivot(mas, pivots, ++offset, mt); @@ -4608,6 +4676,9 @@ static inline int mas_next_node(struct ma_state *mas, struct maple_node *node, mt = mte_node_type(mas->node); slots = ma_slots(node, mt); pivots = ma_pivots(node, mt); + if (unlikely(ma_dead_node(node))) + return 1; + offset = 0; pivot = pivots[0]; } @@ -4654,16 +4725,19 @@ static inline void *mas_next_nentry(struct ma_state *mas, return NULL; }

- pivots = ma_pivots(node, type); slots = ma_slots(node, type); + pivots = ma_pivots(node, type); + count = ma_data_end(node, type, pivots, mas->max); + if (unlikely(ma_dead_node(node))) + return NULL; + mas->index = mas_safe_min(mas, pivots, mas->offset); - if (ma_dead_node(node)) + if (unlikely(ma_dead_node(node))) return NULL;

if (mas->index > max) return NULL;

- count = ma_data_end(node, type, pivots, mas->max); if (mas->offset > count) return NULL;

@@ -4738,6 +4812,11 @@ static inline void *mas_next_entry(struct ma_state *mas, unsigned long limit) unsigned long last; enum maple_type mt;

+ if (mas->index > limit) { + mas->index = mas->last = limit; + mas_pause(mas); + return NULL; + } last = mas->last; retry: offset = mas->offset; @@ -4811,6 +4890,11 @@ static inline void *mas_prev_nentry(struct ma_state *mas, unsigned long limit,

slots = ma_slots(mn, mt); pivots = ma_pivots(mn, mt); + if (unlikely(ma_dead_node(mn))) { + mas_rewalk(mas, index); + goto retry; + } + if (offset == mt_pivots[mt]) pivot = mas->max; else @@ -4844,6 +4928,11 @@ static inline void *mas_prev_entry(struct ma_state *mas, unsigned long min) { void *entry;

+ if (mas->index < min) { + mas->index = mas->last = min; + mas->node = MAS_NONE; + return NULL; + } retry: while (likely(!mas_is_none(mas))) { entry = mas_prev_nentry(mas, min, mas->index); @@ -5389,24 +5478,26 @@ static inline int mas_rev_alloc(struct ma_state *mas, unsigned long min, }

/* - * mas_dead_leaves() - Mark all leaves of a node as dead. + * mte_dead_leaves() - Mark all leaves of a node as dead. * @mas: The maple state * @slots: Pointer to the slot array + * @type: The maple node type * * Must hold the write lock. * * Return: The number of leaves marked as dead. */ static inline -unsigned char mas_dead_leaves(struct ma_state *mas, void __rcu **slots) +unsigned char mte_dead_leaves(struct maple_enode *enode, struct maple_tree *mt, + void __rcu **slots) { struct maple_node *node; enum maple_type type; void *entry; int offset;

- for (offset = 0; offset < mt_slot_count(mas->node); offset++) { - entry = mas_slot_locked(mas, slots, offset); + for (offset = 0; offset < mt_slot_count(enode); offset++) { + entry = mt_slot(mt, slots, offset); type = mte_node_type(entry); node = mte_to_node(entry); /* Use both node and type to catch LE & BE metadata */ @@ -5414,7 +5505,6 @@ unsigned char mas_dead_leaves(struct ma_state *mas, void __rcu **slots) break;

mte_set_node_dead(entry); - smp_wmb(); /* Needed for RCU */ node->type = type; rcu_assign_pointer(slots[offset], node); } @@ -5422,151 +5512,160 @@ unsigned char mas_dead_leaves(struct ma_state *mas, void __rcu **slots) return offset; }

-static void __rcu **mas_dead_walk(struct ma_state *mas, unsigned char offset) +/** + * mte_dead_walk() - Walk down a dead tree to just before the leaves + * @enode: The maple encoded node + * @offset: The starting offset + * + * Note: This can only be used from the RCU callback context. + */ +static void __rcu **mte_dead_walk(struct maple_enode **enode, unsigned char offset) { struct maple_node *node, *next; void __rcu **slots = NULL;

- next = mas_mn(mas); + next = mte_to_node(*enode); do { - mas->node = ma_enode_ptr(next); - node = mas_mn(mas); + *enode = ma_enode_ptr(next); + node = mte_to_node(*enode); slots = ma_slots(node, node->type); - next = mas_slot_locked(mas, slots, offset); + next = rcu_dereference_protected(slots[offset], + lock_is_held(&rcu_callback_map)); offset = 0; } while (!ma_is_leaf(next->type));

return slots; }

+/** + * mt_free_walk() - Walk & free a tree in the RCU callback context + * @head: The RCU head that's within the node. + * + * Note: This can only be used from the RCU callback context. + */ static void mt_free_walk(struct rcu_head *head) { void __rcu **slots; struct maple_node *node, *start; - struct maple_tree mt; + struct maple_enode *enode; unsigned char offset; enum maple_type type; - MA_STATE(mas, &mt, 0, 0);

node = container_of(head, struct maple_node, rcu);

if (ma_is_leaf(node->type)) goto free_leaf;

- mt_init_flags(&mt, node->ma_flags); - mas_lock(&mas); start = node; - mas.node = mt_mk_node(node, node->type); - slots = mas_dead_walk(&mas, 0); - node = mas_mn(&mas); + enode = mt_mk_node(node, node->type); + slots = mte_dead_walk(&enode, 0); + node = mte_to_node(enode); do { mt_free_bulk(node->slot_len, slots); offset = node->parent_slot + 1; - mas.node = node->piv_parent; - if (mas_mn(&mas) == node) - goto start_slots_free; - - type = mte_node_type(mas.node); - slots = ma_slots(mte_to_node(mas.node), type); - if ((offset < mt_slots[type]) && (slots[offset])) - slots = mas_dead_walk(&mas, offset); - - node = mas_mn(&mas); + enode = node->piv_parent; + if (mte_to_node(enode) == node) + goto free_leaf; + + type = mte_node_type(enode); + slots = ma_slots(mte_to_node(enode), type); + if ((offset < mt_slots[type]) && + rcu_dereference_protected(slots[offset], + lock_is_held(&rcu_callback_map))) + slots = mte_dead_walk(&enode, offset); + node = mte_to_node(enode); } while ((node != start) || (node->slot_len < offset));

slots = ma_slots(node, node->type); mt_free_bulk(node->slot_len, slots);

-start_slots_free: - mas_unlock(&mas); free_leaf: mt_free_rcu(&node->rcu); }

-static inline void __rcu **mas_destroy_descend(struct ma_state *mas, - struct maple_enode *prev, unsigned char offset) +static inline void __rcu **mte_destroy_descend(struct maple_enode **enode, + struct maple_tree *mt, struct maple_enode *prev, unsigned char offset) { struct maple_node *node; - struct maple_enode *next = mas->node; + struct maple_enode *next = *enode; void __rcu **slots = NULL; + enum maple_type type; + unsigned char next_offset = 0;

do { - mas->node = next; - node = mas_mn(mas); - slots = ma_slots(node, mte_node_type(mas->node)); - next = mas_slot_locked(mas, slots, 0); + *enode = next; + node = mte_to_node(*enode); + type = mte_node_type(*enode); + slots = ma_slots(node, type); + next = mt_slot_locked(mt, slots, next_offset); if ((mte_dead_node(next))) - next = mas_slot_locked(mas, slots, 1); + next = mt_slot_locked(mt, slots, ++next_offset);

- mte_set_node_dead(mas->node); - node->type = mte_node_type(mas->node); + mte_set_node_dead(*enode); + node->type = type; node->piv_parent = prev; node->parent_slot = offset; - offset = 0; - prev = mas->node; + offset = next_offset; + next_offset = 0; + prev = *enode; } while (!mte_is_leaf(next));

return slots; }

-static void mt_destroy_walk(struct maple_enode *enode, unsigned char ma_flags, +static void mt_destroy_walk(struct maple_enode *enode, struct maple_tree *mt, bool free) { void __rcu **slots; struct maple_node *node = mte_to_node(enode); struct maple_enode *start; - struct maple_tree mt; - - MA_STATE(mas, &mt, 0, 0);

- if (mte_is_leaf(enode)) + if (mte_is_leaf(enode)) { + node->type = mte_node_type(enode); goto free_leaf; + }

- mt_init_flags(&mt, ma_flags); - mas_lock(&mas); - - mas.node = start = enode; - slots = mas_destroy_descend(&mas, start, 0); - node = mas_mn(&mas); + start = enode; + slots = mte_destroy_descend(&enode, mt, start, 0); + node = mte_to_node(enode); // Updated in the above call. do { enum maple_type type; unsigned char offset; struct maple_enode *parent, *tmp;

- node->slot_len = mas_dead_leaves(&mas, slots); + node->slot_len = mte_dead_leaves(enode, mt, slots); if (free) mt_free_bulk(node->slot_len, slots); offset = node->parent_slot + 1; - mas.node = node->piv_parent; - if (mas_mn(&mas) == node) - goto start_slots_free; + enode = node->piv_parent; + if (mte_to_node(enode) == node) + goto free_leaf;

- type = mte_node_type(mas.node); - slots = ma_slots(mte_to_node(mas.node), type); + type = mte_node_type(enode); + slots = ma_slots(mte_to_node(enode), type); if (offset >= mt_slots[type]) goto next;

- tmp = mas_slot_locked(&mas, slots, offset); + tmp = mt_slot_locked(mt, slots, offset); if (mte_node_type(tmp) && mte_to_node(tmp)) { - parent = mas.node; - mas.node = tmp; - slots = mas_destroy_descend(&mas, parent, offset); + parent = enode; + enode = tmp; + slots = mte_destroy_descend(&enode, mt, parent, offset); } next: - node = mas_mn(&mas); - } while (start != mas.node); + node = mte_to_node(enode); + } while (start != enode);

- node = mas_mn(&mas); - node->slot_len = mas_dead_leaves(&mas, slots); + node = mte_to_node(enode); + node->slot_len = mte_dead_leaves(enode, mt, slots); if (free) mt_free_bulk(node->slot_len, slots);

-start_slots_free: - mas_unlock(&mas); - free_leaf: if (free) mt_free_rcu(&node->rcu); + else + mt_clear_meta(mt, node, node->type); }

/* @@ -5582,15 +5681,18 @@ static inline void mte_destroy_walk(struct maple_enode *enode, struct maple_node *node = mte_to_node(enode);

if (mt_in_rcu(mt)) { - mt_destroy_walk(enode, mt->ma_flags, false); + mt_destroy_walk(enode, mt, false); call_rcu(&node->rcu, mt_free_walk); } else { - mt_destroy_walk(enode, mt->ma_flags, true); + mt_destroy_walk(enode, mt, true); } }

static void mas_wr_store_setup(struct ma_wr_state *wr_mas) { + if (unlikely(mas_is_paused(wr_mas->mas))) + mas_reset(wr_mas->mas); + if (!mas_is_start(wr_mas->mas)) { if (mas_is_none(wr_mas->mas)) { mas_reset(wr_mas->mas); @@ -5726,6 +5828,7 @@ int mas_preallocate(struct ma_state *mas, void *entry, gfp_t gfp) void mas_destroy(struct ma_state *mas) { struct maple_alloc *node; + unsigned long total;

/* * When using mas_for_each() to insert an expected number of elements, @@ -5748,14 +5851,20 @@ void mas_destroy(struct ma_state *mas) } mas->mas_flags &= ~(MA_STATE_BULK|MA_STATE_PREALLOC);

- while (mas->alloc && !((unsigned long)mas->alloc & 0x1)) { + total = mas_allocated(mas); + while (total) { node = mas->alloc; mas->alloc = node->slot[0]; - if (node->node_count > 0) - mt_free_bulk(node->node_count, - (void __rcu **)&node->slot[1]); + if (node->node_count > 1) { + size_t count = node->node_count - 1; + + mt_free_bulk(count, (void __rcu **)&node->slot[1]); + total -= count; + } kmem_cache_free(maple_node_cache, node); + total--; } + mas->alloc = NULL; } EXPORT_SYMBOL_GPL(mas_destroy); @@ -5893,6 +6002,7 @@ void *mas_prev(struct ma_state *mas, unsigned long min) if (!mas->index) { /* Nothing comes before 0 */ mas->last = 0; + mas->node = MAS_NONE; return NULL; }

@@ -5983,6 +6093,9 @@ void *mas_find(struct ma_state *mas, unsigned long max) mas->index = ++mas->last; }

+ if (unlikely(mas_is_none(mas))) + mas->node = MAS_START; + if (unlikely(mas_is_start(mas))) { /* First run or continue */ void *entry; @@ -6594,11 +6707,11 @@ static inline void *mas_first_entry(struct ma_state *mas, struct maple_node *mn, while (likely(!ma_is_leaf(mt))) { MT_BUG_ON(mas->tree, mte_dead_node(mas->node)); slots = ma_slots(mn, mt); - pivots = ma_pivots(mn, mt); - max = pivots[0]; entry = mas_slot(mas, slots, 0); + pivots = ma_pivots(mn, mt); if (unlikely(ma_dead_node(mn))) return NULL; + max = pivots[0]; mas->node = entry; mn = mas_mn(mas); mt = mte_node_type(mas->node); @@ -6618,13 +6731,13 @@ static inline void *mas_first_entry(struct ma_state *mas, struct maple_node *mn, if (likely(entry)) return entry;

- pivots = ma_pivots(mn, mt); - mas->index = pivots[0] + 1; mas->offset = 1; entry = mas_slot(mas, slots, 1); + pivots = ma_pivots(mn, mt); if (unlikely(ma_dead_node(mn))) return NULL;

+ mas->index = pivots[0] + 1; if (mas->index > limit) goto none;

diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 52475c4262e4..d3ffa0fd49e5 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -5469,7 +5469,7 @@ static vm_fault_t hugetlb_wp(struct mm_struct *mm, struct vm_area_struct *vma, struct page *pagecache_page, spinlock_t *ptl) { const bool unshare = flags & FAULT_FLAG_UNSHARE; - pte_t pte; + pte_t pte = huge_ptep_get(ptep); struct hstate *h = hstate_vma(vma); struct page *old_page, *new_page; int outside_reserve = 0; @@ -5480,6 +5480,17 @@ static vm_fault_t hugetlb_wp(struct mm_struct *mm, struct vm_area_struct *vma, VM_BUG_ON(unshare && (flags & FOLL_WRITE)); VM_BUG_ON(!unshare && !(flags & FOLL_WRITE));

+ /* + * Never handle CoW for uffd-wp protected pages. It should be only + * handled when the uffd-wp protection is removed. + * + * Note that only the CoW optimization path (in hugetlb_no_page()) + * can trigger this, because hugetlb_fault() will always resolve + * uffd-wp bit first. + */ + if (!unshare && huge_pte_uffd_wp(pte)) + return 0; + /* * hugetlb does not support FOLL_FORCE-style write faults that keep the * PTE mapped R/O such as maybe_mkwrite() would do. @@ -5495,7 +5506,6 @@ static vm_fault_t hugetlb_wp(struct mm_struct *mm, struct vm_area_struct *vma, return 0; }

- pte = huge_ptep_get(ptep); old_page = pte_page(pte);

delayacct_wpcopy_start(); diff --git a/mm/kfence/core.c b/mm/kfence/core.c index c3d04753806a..a477b7fb8aa3 100644 --- a/mm/kfence/core.c +++ b/mm/kfence/core.c @@ -557,15 +557,11 @@ static unsigned long kfence_init_pool(void) * enters __slab_free() slow-path. */ for (i = 0; i < KFENCE_POOL_SIZE / PAGE_SIZE; i++) { - struct slab *slab = page_slab(&pages[i]); + struct slab *slab = page_slab(nth_page(pages, i));

if (!i || (i % 2)) continue;

- /* Verify we do not have a compound head page. */ - if (WARN_ON(compound_head(&pages[i]) != &pages[i])) - return addr; - __folio_set_slab(slab_folio(slab)); #ifdef CONFIG_MEMCG slab->memcg_data = (unsigned long)&kfence_metadata[i / 2 - 1].objcg | @@ -598,12 +594,26 @@ static unsigned long kfence_init_pool(void)

/* Protect the right redzone. */ if (unlikely(!kfence_protect(addr + PAGE_SIZE))) - return addr; + goto reset_slab;

addr += 2 * PAGE_SIZE; }

return 0; + +reset_slab: + for (i = 0; i < KFENCE_POOL_SIZE / PAGE_SIZE; i++) { + struct slab *slab = page_slab(nth_page(pages, i)); + + if (!i || (i % 2)) + continue; +#ifdef CONFIG_MEMCG + slab->memcg_data = 0; +#endif + __folio_clear_slab(slab_folio(slab)); + } + + return addr; }

static bool __init kfence_init_pool_early(void) @@ -633,16 +643,6 @@ static bool __init kfence_init_pool_early(void) * fails for the first page, and therefore expect addr==__kfence_pool in * most failure cases. */ - for (char *p = (char *)addr; p < __kfence_pool + KFENCE_POOL_SIZE; p += PAGE_SIZE) { - struct slab *slab = virt_to_slab(p); - - if (!slab) - continue; -#ifdef CONFIG_MEMCG - slab->memcg_data = 0; -#endif - __folio_clear_slab(slab_folio(slab)); - } memblock_free_late(__pa(addr), KFENCE_POOL_SIZE - (addr - (unsigned long)__kfence_pool)); __kfence_pool = NULL; return false; diff --git a/mm/memory.c b/mm/memory.c index f6f93e5b6b02..747b7ea30f89 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3619,8 +3619,21 @@ static vm_fault_t remove_device_exclusive_entry(struct vm_fault *vmf) struct vm_area_struct *vma = vmf->vma; struct mmu_notifier_range range;

- if (!folio_lock_or_retry(folio, vma->vm_mm, vmf->flags)) + /* + * We need a reference to lock the folio because we don't hold + * the PTL so a racing thread can remove the device-exclusive + * entry and unmap it. If the folio is free the entry must + * have been removed already. If it happens to have already + * been re-allocated after being freed all we do is lock and + * unlock it. + */ + if (!folio_try_get(folio)) + return 0; + + if (!folio_lock_or_retry(folio, vma->vm_mm, vmf->flags)) { + folio_put(folio); return VM_FAULT_RETRY; + } mmu_notifier_range_init_owner(&range, MMU_NOTIFY_EXCLUSIVE, 0, vma, vma->vm_mm, vmf->address & PAGE_MASK, (vmf->address & PAGE_MASK) + PAGE_SIZE, NULL); @@ -3633,6 +3646,7 @@ static vm_fault_t remove_device_exclusive_entry(struct vm_fault *vmf)

pte_unmap_unlock(vmf->pte, vmf->ptl); folio_unlock(folio); + folio_put(folio);

mmu_notifier_invalidate_range_end(&range); return 0; diff --git a/mm/mmap.c b/mm/mmap.c index 177714886849..fe1db604dc49 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2308,7 +2308,7 @@ do_mas_align_munmap(struct ma_state *mas, struct vm_area_struct *vma, int count = 0; int error = -ENOMEM; MA_STATE(mas_detach, &mt_detach, 0, 0); - mt_init_flags(&mt_detach, MT_FLAGS_LOCK_EXTERN); + mt_init_flags(&mt_detach, mas->tree->ma_flags & MT_FLAGS_LOCK_MASK); mt_set_external_lock(&mt_detach, &mm->mmap_lock);

if (mas_preallocate(mas, vma, GFP_KERNEL)) @@ -3095,6 +3095,7 @@ void exit_mmap(struct mm_struct *mm) */ set_bit(MMF_OOM_SKIP, &mm->flags); mmap_write_lock(mm); + mt_clear_in_rcu(&mm->mm_mt); free_pgtables(&tlb, &mm->mm_mt, vma, FIRST_USER_ADDRESS, USER_PGTABLES_CEILING); tlb_finish_mmu(&tlb); diff --git a/mm/swapfile.c b/mm/swapfile.c index b72908df52ac..71db6d8a1ea3 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -679,6 +679,7 @@ static void __del_from_avail_list(struct swap_info_struct *p) { int nid;

+ assert_spin_locked(&p->lock); for_each_node(nid) plist_del(&p->avail_lists[nid], &swap_avail_heads[nid]); } @@ -2428,8 +2429,8 @@ SYSCALL_DEFINE1(swapoff, const char __user *, specialfile) spin_unlock(&swap_lock); goto out_dput; } - del_from_avail_list(p); spin_lock(&p->lock); + del_from_avail_list(p); if (p->prio < 0) { struct swap_info_struct *si = p; int nid; diff --git a/mm/vmalloc.c b/mm/vmalloc.c index ccaa461998f3..d606e53c650e 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -3056,9 +3056,11 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask, * allocation request, free them via __vfree() if any. */ if (area->nr_pages != nr_small_pages) { - warn_alloc(gfp_mask, NULL, - "vmalloc error: size %lu, page order %u, failed to allocate pages", - area->nr_pages * PAGE_SIZE, page_order); + /* vm_area_alloc_pages() can also fail due to a fatal signal */ + if (!fatal_signal_pending(current)) + warn_alloc(gfp_mask, NULL, + "vmalloc error: size %lu, page order %u, failed to allocate pages", + area->nr_pages * PAGE_SIZE, page_order); goto fail; }

diff --git a/net/can/isotp.c b/net/can/isotp.c index 9bc344851704..5761d4ab839d 100644 --- a/net/can/isotp.c +++ b/net/can/isotp.c @@ -119,7 +119,8 @@ enum { ISOTP_WAIT_FIRST_FC, ISOTP_WAIT_FC, ISOTP_WAIT_DATA, - ISOTP_SENDING + ISOTP_SENDING, + ISOTP_SHUTDOWN, };

struct tpcon { @@ -880,8 +881,8 @@ static enum hrtimer_restart isotp_tx_timer_handler(struct hrtimer *hrtimer) txtimer); struct sock *sk = &so->sk;

- /* don't handle timeouts in IDLE state */ - if (so->tx.state == ISOTP_IDLE) + /* don't handle timeouts in IDLE or SHUTDOWN state */ + if (so->tx.state == ISOTP_IDLE || so->tx.state == ISOTP_SHUTDOWN) return HRTIMER_NORESTART;

/* we did not get any flow control or echo frame in time */ @@ -918,7 +919,6 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) { struct sock *sk = sock->sk; struct isotp_sock *so = isotp_sk(sk); - u32 old_state = so->tx.state; struct sk_buff *skb; struct net_device *dev; struct canfd_frame *cf; @@ -928,23 +928,24 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size) int off; int err;

- if (!so->bound) + if (!so->bound || so->tx.state == ISOTP_SHUTDOWN) return -EADDRNOTAVAIL;

+wait_free_buffer: /* we do not support multiple buffers - for now */ - if (cmpxchg(&so->tx.state, ISOTP_IDLE, ISOTP_SENDING) != ISOTP_IDLE || - wq_has_sleeper(&so->wait)) { - if (msg->msg_flags & MSG_DONTWAIT) { - err = -EAGAIN; - goto err_out; - } + if (wq_has_sleeper(&so->wait) && (msg->msg_flags & MSG_DONTWAIT)) + return -EAGAIN;

- /* wait for complete transmission of current pdu */ - err = wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE); - if (err) - goto err_out; + /* wait for complete transmission of current pdu */ + err = wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE); + if (err) + goto err_event_drop;

- so->tx.state = ISOTP_SENDING; + if (cmpxchg(&so->tx.state, ISOTP_IDLE, ISOTP_SENDING) != ISOTP_IDLE) { + if (so->tx.state == ISOTP_SHUTDOWN) + return -EADDRNOTAVAIL; + + goto wait_free_buffer; }

if (!size || size > MAX_MSG_LENGTH) { @@ -1074,7 +1075,9 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)

if (wait_tx_done) { /* wait for complete transmission of current pdu */ - wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE); + err = wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE); + if (err) + goto err_event_drop;

if (sk->sk_err) return -sk->sk_err; @@ -1082,13 +1085,15 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)

return size;

+err_event_drop: + /* got signal: force tx state machine to be idle */ + so->tx.state = ISOTP_IDLE; + hrtimer_cancel(&so->txfrtimer); + hrtimer_cancel(&so->txtimer); err_out_drop: /* drop this PDU and unlock a potential wait queue */ - old_state = ISOTP_IDLE; -err_out: - so->tx.state = old_state; - if (so->tx.state == ISOTP_IDLE) - wake_up_interruptible(&so->wait); + so->tx.state = ISOTP_IDLE; + wake_up_interruptible(&so->wait);

return err; } @@ -1120,7 +1125,7 @@ static int isotp_recvmsg(struct socket *sock, struct msghdr *msg, size_t size, if (ret < 0) goto out_err;

- sock_recv_timestamp(msg, sk, skb); + sock_recv_cmsgs(msg, sk, skb);

if (msg->msg_name) { __sockaddr_check_size(ISOTP_MIN_NAMELEN); @@ -1150,10 +1155,12 @@ static int isotp_release(struct socket *sock) net = sock_net(sk);

/* wait for complete transmission of current pdu */ - wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE); + while (wait_event_interruptible(so->wait, so->tx.state == ISOTP_IDLE) == 0 && + cmpxchg(&so->tx.state, ISOTP_IDLE, ISOTP_SHUTDOWN) != ISOTP_IDLE) + ;

/* force state machines to be idle also when a signal occurred */ - so->tx.state = ISOTP_IDLE; + so->tx.state = ISOTP_SHUTDOWN; so->rx.state = ISOTP_IDLE;

spin_lock(&isotp_notifier_lock); @@ -1608,6 +1615,21 @@ static int isotp_init(struct sock *sk) return 0; }

+static __poll_t isotp_poll(struct file *file, struct socket *sock, poll_table *wait) +{ + struct sock *sk = sock->sk; + struct isotp_sock *so = isotp_sk(sk); + + __poll_t mask = datagram_poll(file, sock, wait); + poll_wait(file, &so->wait, wait); + + /* Check for false positives due to TX state */ + if ((mask & EPOLLWRNORM) && (so->tx.state != ISOTP_IDLE)) + mask &= ~(EPOLLOUT | EPOLLWRNORM); + + return mask; +} + static int isotp_sock_no_ioctlcmd(struct socket *sock, unsigned int cmd, unsigned long arg) { @@ -1623,7 +1645,7 @@ static const struct proto_ops isotp_ops = { .socketpair = sock_no_socketpair, .accept = sock_no_accept, .getname = isotp_getname, - .poll = datagram_poll, + .poll = isotp_poll, .ioctl = isotp_sock_no_ioctlcmd, .gettstamp = sock_gettstamp, .listen = sock_no_listen, diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c index 848b60c9ef79..bd8ec2433832 100644 --- a/net/can/j1939/transport.c +++ b/net/can/j1939/transport.c @@ -604,7 +604,10 @@ sk_buff *j1939_tp_tx_dat_new(struct j1939_priv *priv, /* reserve CAN header */ skb_reserve(skb, offsetof(struct can_frame, data));

- memcpy(skb->cb, re_skcb, sizeof(skb->cb)); + /* skb->cb must be large enough to hold a j1939_sk_buff_cb structure */ + BUILD_BUG_ON(sizeof(skb->cb) < sizeof(*re_skcb)); + + memcpy(skb->cb, re_skcb, sizeof(*re_skcb)); skcb = j1939_skb_to_cb(skb); if (swap_src_dst) j1939_skbcb_swap(skcb); diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 9be762e1d042..4ac8d0ad9f6f 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -137,6 +137,20 @@ static void queue_process(struct work_struct *work) } }

+static int netif_local_xmit_active(struct net_device *dev) +{ + int i; + + for (i = 0; i < dev->num_tx_queues; i++) { + struct netdev_queue *txq = netdev_get_tx_queue(dev, i); + + if (READ_ONCE(txq->xmit_lock_owner) == smp_processor_id()) + return 1; + } + + return 0; +} + static void poll_one_napi(struct napi_struct *napi) { int work; @@ -183,7 +197,10 @@ void netpoll_poll_dev(struct net_device *dev) if (!ni || down_trylock(&ni->dev_lock)) return;

- if (!netif_running(dev)) { + /* Some drivers will take the same locks in poll and xmit, + * we can't poll if local CPU is already in xmit. + */ + if (!netif_running(dev) || netif_local_xmit_active(dev)) { up(&ni->dev_lock); return; } diff --git a/net/ethtool/linkmodes.c b/net/ethtool/linkmodes.c index 126e06c713a3..2d91f2a8c762 100644 --- a/net/ethtool/linkmodes.c +++ b/net/ethtool/linkmodes.c @@ -282,11 +282,12 @@ static int ethnl_update_linkmodes(struct genl_info *info, struct nlattr **tb, "lanes configuration not supported by device"); return -EOPNOTSUPP; } - } else if (!lsettings->autoneg) { - /* If autoneg is off and lanes parameter is not passed from user, - * set the lanes parameter to 0. + } else if (!lsettings->autoneg && ksettings->lanes) { + /* If autoneg is off and lanes parameter is not passed from user but + * it was defined previously then set the lanes parameter to 0. */ ksettings->lanes = 0; + *mod = true; }

ret = ethnl_update_bitset(ksettings->link_modes.advertising, diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index d5d745c3e345..2b09ef70752f 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -746,6 +746,11 @@ void __icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info, room = 576; room -= sizeof(struct iphdr) + icmp_param.replyopts.opt.opt.optlen; room -= sizeof(struct icmphdr); + /* Guard against tiny mtu. We need to include at least one + * IP network header for this message to make any sense. + */ + if (room <= (int)sizeof(struct iphdr)) + goto ende;

icmp_param.data_len = skb_in->len - icmp_param.offset; if (icmp_param.data_len > room) diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 409ec2a1f95b..5178a3f3cb53 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -1089,13 +1089,13 @@ static struct sock *ping_get_idx(struct seq_file *seq, loff_t pos) }

void *ping_seq_start(struct seq_file *seq, loff_t *pos, sa_family_t family) - __acquires(RCU) + __acquires(ping_table.lock) { struct ping_iter_state *state = seq->private; state->bucket = 0; state->family = family;

- rcu_read_lock(); + spin_lock(&ping_table.lock);

return *pos ? ping_get_idx(seq, *pos-1) : SEQ_START_TOKEN; } @@ -1121,9 +1121,9 @@ void *ping_seq_next(struct seq_file *seq, void *v, loff_t *pos) EXPORT_SYMBOL_GPL(ping_seq_next);

void ping_seq_stop(struct seq_file *seq, void *v) - __releases(RCU) + __releases(ping_table.lock) { - rcu_read_unlock(); + spin_unlock(&ping_table.lock); } EXPORT_SYMBOL_GPL(ping_seq_stop);

diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 006c1f0ed8b4..af03aa8a8e51 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -91,12 +91,12 @@ EXPORT_SYMBOL_GPL(raw_v4_hashinfo); int raw_hash_sk(struct sock *sk) { struct raw_hashinfo *h = sk->sk_prot->h.raw_hash; - struct hlist_nulls_head *hlist; + struct hlist_head *hlist;

- hlist = &h->ht[inet_sk(sk)->inet_num & (RAW_HTABLE_SIZE - 1)]; + hlist = &h->ht[raw_hashfunc(sock_net(sk), inet_sk(sk)->inet_num)];

spin_lock(&h->lock); - __sk_nulls_add_node_rcu(sk, hlist); + sk_add_node_rcu(sk, hlist); sock_set_flag(sk, SOCK_RCU_FREE); spin_unlock(&h->lock); sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1); @@ -110,7 +110,7 @@ void raw_unhash_sk(struct sock *sk) struct raw_hashinfo *h = sk->sk_prot->h.raw_hash;

spin_lock(&h->lock); - if (__sk_nulls_del_node_init_rcu(sk)) + if (sk_del_node_init_rcu(sk)) sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1); spin_unlock(&h->lock); } @@ -160,19 +160,18 @@ static int icmp_filter(const struct sock *sk, const struct sk_buff *skb) * RFC 1122: SHOULD pass TOS value up to the transport layer. * -> It does. And not only TOS, but all IP header. */ -static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash) +static int raw_v4_input(struct net *net, struct sk_buff *skb, + const struct iphdr *iph, int hash) { - struct net *net = dev_net(skb->dev); - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; int sdif = inet_sdif(skb); + struct hlist_head *hlist; int dif = inet_iif(skb); int delivered = 0; struct sock *sk;

hlist = &raw_v4_hashinfo.ht[hash]; rcu_read_lock(); - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each_rcu(sk, hlist) { if (!raw_v4_match(net, sk, iph->protocol, iph->saddr, iph->daddr, dif, sdif)) continue; @@ -193,9 +192,10 @@ static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash)

int raw_local_deliver(struct sk_buff *skb, int protocol) { - int hash = protocol & (RAW_HTABLE_SIZE - 1); + struct net *net = dev_net(skb->dev);

- return raw_v4_input(skb, ip_hdr(skb), hash); + return raw_v4_input(net, skb, ip_hdr(skb), + raw_hashfunc(net, protocol)); }

static void raw_err(struct sock *sk, struct sk_buff *skb, u32 info) @@ -263,19 +263,18 @@ static void raw_err(struct sock *sk, struct sk_buff *skb, u32 info) void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info) { struct net *net = dev_net(skb->dev); - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; int dif = skb->dev->ifindex; int sdif = inet_sdif(skb); + struct hlist_head *hlist; const struct iphdr *iph; struct sock *sk; int hash;

- hash = protocol & (RAW_HTABLE_SIZE - 1); + hash = raw_hashfunc(net, protocol); hlist = &raw_v4_hashinfo.ht[hash];

rcu_read_lock(); - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each_rcu(sk, hlist) { iph = (const struct iphdr *)skb->data; if (!raw_v4_match(net, sk, iph->protocol, iph->daddr, iph->saddr, dif, sdif)) @@ -947,14 +946,13 @@ static struct sock *raw_get_first(struct seq_file *seq, int bucket) { struct raw_hashinfo *h = pde_data(file_inode(seq->file)); struct raw_iter_state *state = raw_seq_private(seq); - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; + struct hlist_head *hlist; struct sock *sk;

for (state->bucket = bucket; state->bucket < RAW_HTABLE_SIZE; ++state->bucket) { hlist = &h->ht[state->bucket]; - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each(sk, hlist) { if (sock_net(sk) == seq_file_net(seq)) return sk; } @@ -967,7 +965,7 @@ static struct sock *raw_get_next(struct seq_file *seq, struct sock *sk) struct raw_iter_state *state = raw_seq_private(seq);

do { - sk = sk_nulls_next(sk); + sk = sk_next(sk); } while (sk && sock_net(sk) != seq_file_net(seq));

if (!sk) @@ -986,9 +984,12 @@ static struct sock *raw_get_idx(struct seq_file *seq, loff_t pos) }

void *raw_seq_start(struct seq_file *seq, loff_t *pos) - __acquires(RCU) + __acquires(&h->lock) { - rcu_read_lock(); + struct raw_hashinfo *h = pde_data(file_inode(seq->file)); + + spin_lock(&h->lock); + return *pos ? raw_get_idx(seq, *pos - 1) : SEQ_START_TOKEN; } EXPORT_SYMBOL_GPL(raw_seq_start); @@ -1007,9 +1008,11 @@ void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos) EXPORT_SYMBOL_GPL(raw_seq_next);

void raw_seq_stop(struct seq_file *seq, void *v) - __releases(RCU) + __releases(&h->lock) { - rcu_read_unlock(); + struct raw_hashinfo *h = pde_data(file_inode(seq->file)); + + spin_unlock(&h->lock); } EXPORT_SYMBOL_GPL(raw_seq_stop);

diff --git a/net/ipv4/raw_diag.c b/net/ipv4/raw_diag.c index 999321834b94..da3591a66a16 100644 --- a/net/ipv4/raw_diag.c +++ b/net/ipv4/raw_diag.c @@ -57,8 +57,7 @@ static bool raw_lookup(struct net *net, struct sock *sk, static struct sock *raw_sock_get(struct net *net, const struct inet_diag_req_v2 *r) { struct raw_hashinfo *hashinfo = raw_get_hashinfo(r); - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; + struct hlist_head *hlist; struct sock *sk; int slot;

@@ -68,7 +67,7 @@ static struct sock *raw_sock_get(struct net *net, const struct inet_diag_req_v2 rcu_read_lock(); for (slot = 0; slot < RAW_HTABLE_SIZE; slot++) { hlist = &hashinfo->ht[slot]; - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each_rcu(sk, hlist) { if (raw_lookup(net, sk, r)) { /* * Grab it and keep until we fill @@ -142,9 +141,8 @@ static void raw_diag_dump(struct sk_buff *skb, struct netlink_callback *cb, struct raw_hashinfo *hashinfo = raw_get_hashinfo(r); struct net *net = sock_net(skb->sk); struct inet_diag_dump_data *cb_data; - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; int num, s_num, slot, s_slot; + struct hlist_head *hlist; struct sock *sk = NULL; struct nlattr *bc;

@@ -161,7 +159,7 @@ static void raw_diag_dump(struct sk_buff *skb, struct netlink_callback *cb, num = 0;

hlist = &hashinfo->ht[slot]; - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each_rcu(sk, hlist) { struct inet_sock *inet = inet_sk(sk);

if (!net_eq(sock_net(sk), net)) diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index c314fdde0097..95a55c6630ad 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1965,8 +1965,13 @@ struct sk_buff *__ip6_make_skb(struct sock *sk, IP6_UPD_PO_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUT, skb->len); if (proto == IPPROTO_ICMPV6) { struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb)); + u8 icmp6_type;

- ICMP6MSGOUT_INC_STATS(net, idev, icmp6_hdr(skb)->icmp6_type); + if (sk->sk_socket->type == SOCK_RAW && !inet_sk(sk)->hdrincl) + icmp6_type = fl6->fl6_icmp_type; + else + icmp6_type = icmp6_hdr(skb)->icmp6_type; + ICMP6MSGOUT_INC_STATS(net, idev, icmp6_type); ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS); }

diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 8ffeac745656..9ee1506e23ab 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -141,10 +141,9 @@ EXPORT_SYMBOL(rawv6_mh_filter_unregister); static bool ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) { struct net *net = dev_net(skb->dev); - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; const struct in6_addr *saddr; const struct in6_addr *daddr; + struct hlist_head *hlist; struct sock *sk; bool delivered = false; __u8 hash; @@ -152,10 +151,10 @@ static bool ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) saddr = &ipv6_hdr(skb)->saddr; daddr = saddr + 1;

- hash = nexthdr & (RAW_HTABLE_SIZE - 1); + hash = raw_hashfunc(net, nexthdr); hlist = &raw_v6_hashinfo.ht[hash]; rcu_read_lock(); - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each_rcu(sk, hlist) { int filtered;

if (!raw_v6_match(net, sk, nexthdr, daddr, saddr, @@ -333,15 +332,14 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, u8 type, u8 code, int inner_offset, __be32 info) { struct net *net = dev_net(skb->dev); - struct hlist_nulls_head *hlist; - struct hlist_nulls_node *hnode; + struct hlist_head *hlist; struct sock *sk; int hash;

- hash = nexthdr & (RAW_HTABLE_SIZE - 1); + hash = raw_hashfunc(net, nexthdr); hlist = &raw_v6_hashinfo.ht[hash]; rcu_read_lock(); - sk_nulls_for_each(sk, hnode, hlist) { + sk_for_each_rcu(sk, hlist) { /* Note: ipv6_hdr(skb) != skb->data */ const struct ipv6hdr *ip6h = (const struct ipv6hdr *)skb->data;

diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index 4db5a554bdbd..41a74fc84ca1 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -677,8 +677,8 @@ MODULE_AUTHOR("James Chapman jchapman@katalix.com"); MODULE_DESCRIPTION("L2TP over IP"); MODULE_VERSION("1.0");

-/* Use the value of SOCK_DGRAM (2) directory, because __stringify doesn't like - * enums +/* Use the values of SOCK_DGRAM (2) as type and IPPROTO_L2TP (115) as protocol, + * because __stringify doesn't like enums */ -MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET, 2, IPPROTO_L2TP); -MODULE_ALIAS_NET_PF_PROTO(PF_INET, IPPROTO_L2TP); +MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET, 115, 2); +MODULE_ALIAS_NET_PF_PROTO(PF_INET, 115); diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 9dbd801ddb98..9db7f4f5a441 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -808,8 +808,8 @@ MODULE_AUTHOR("Chris Elston celston@katalix.com"); MODULE_DESCRIPTION("L2TP IP encapsulation for IPv6"); MODULE_VERSION("1.0");

-/* Use the value of SOCK_DGRAM (2) directory, because __stringify doesn't like - * enums +/* Use the values of SOCK_DGRAM (2) as type and IPPROTO_L2TP (115) as protocol, + * because __stringify doesn't like enums */ -MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET6, 2, IPPROTO_L2TP); -MODULE_ALIAS_NET_PF_PROTO(PF_INET6, IPPROTO_L2TP); +MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_INET6, 115, 2); +MODULE_ALIAS_NET_PF_PROTO(PF_INET6, 115); diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 3603cbc16757..30efa26f977f 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1242,7 +1242,8 @@ static int __must_check __sta_info_destroy_part1(struct sta_info *sta) list_del_rcu(&sta->list); sta->removed = true;

- drv_sta_pre_rcu_remove(local, sta->sdata, sta); + if (sta->uploaded) + drv_sta_pre_rcu_remove(local, sta->sdata, sta);

if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN && rcu_access_pointer(sdata->u.vlan.sta) == sta) diff --git a/net/mac80211/util.c b/net/mac80211/util.c index ed53c51bbc32..0785d9393e71 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -4785,7 +4785,7 @@ u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata, u8 iftype) &eht_cap->eht_cap_elem, is_ap); return 2 + 1 + - sizeof(he_cap->he_cap_elem) + n + + sizeof(eht_cap->eht_cap_elem) + n + ieee80211_eht_ppe_size(eht_cap->eht_ppe_thres[0], eht_cap->eht_cap_elem.phy_cap_info); return 0; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index e50671296791..99622c64081c 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1941,7 +1941,7 @@ static int netlink_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, struct scm_cookie scm; struct sock *sk = sock->sk; struct netlink_sock *nlk = nlk_sk(sk); - size_t copied; + size_t copied, max_recvmsg_len; struct sk_buff *skb, *data_skb; int err, ret;

@@ -1974,9 +1974,10 @@ static int netlink_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, #endif

/* Record the max length of recvmsg() calls for future allocations */ - nlk->max_recvmsg_len = max(nlk->max_recvmsg_len, len); - nlk->max_recvmsg_len = min_t(size_t, nlk->max_recvmsg_len, - SKB_WITH_OVERHEAD(32768)); + max_recvmsg_len = max(READ_ONCE(nlk->max_recvmsg_len), len); + max_recvmsg_len = min_t(size_t, max_recvmsg_len, + SKB_WITH_OVERHEAD(32768)); + WRITE_ONCE(nlk->max_recvmsg_len, max_recvmsg_len);

copied = data_skb->len; if (len < copied) { @@ -2225,6 +2226,7 @@ static int netlink_dump(struct sock *sk) struct netlink_ext_ack extack = {}; struct netlink_callback *cb; struct sk_buff *skb = NULL; + size_t max_recvmsg_len; struct module *module; int err = -ENOBUFS; int alloc_min_size; @@ -2247,8 +2249,9 @@ static int netlink_dump(struct sock *sk) cb = &nlk->cb; alloc_min_size = max_t(int, cb->min_dump_alloc, NLMSG_GOODSIZE);

- if (alloc_min_size < nlk->max_recvmsg_len) { - alloc_size = nlk->max_recvmsg_len; + max_recvmsg_len = READ_ONCE(nlk->max_recvmsg_len); + if (alloc_min_size < max_recvmsg_len) { + alloc_size = max_recvmsg_len; skb = alloc_skb(alloc_size, (GFP_KERNEL & ~__GFP_DIRECT_RECLAIM) | __GFP_NOWARN | __GFP_NORETRY); diff --git a/net/qrtr/af_qrtr.c b/net/qrtr/af_qrtr.c index 5c2fb992803b..3a70255c8d02 100644 --- a/net/qrtr/af_qrtr.c +++ b/net/qrtr/af_qrtr.c @@ -393,10 +393,12 @@ static struct qrtr_node *qrtr_node_lookup(unsigned int nid) struct qrtr_node *node; unsigned long flags;

+ mutex_lock(&qrtr_node_lock); spin_lock_irqsave(&qrtr_nodes_lock, flags); node = radix_tree_lookup(&qrtr_nodes, nid); node = qrtr_node_acquire(node); spin_unlock_irqrestore(&qrtr_nodes_lock, flags); + mutex_unlock(&qrtr_node_lock);

return node; } diff --git a/net/qrtr/ns.c b/net/qrtr/ns.c index e595079c2caf..3e40a1ba48f7 100644 --- a/net/qrtr/ns.c +++ b/net/qrtr/ns.c @@ -273,7 +273,7 @@ static struct qrtr_server *server_add(unsigned int service, return NULL; }

-static int server_del(struct qrtr_node *node, unsigned int port) +static int server_del(struct qrtr_node *node, unsigned int port, bool bcast) { struct qrtr_lookup *lookup; struct qrtr_server *srv; @@ -286,7 +286,7 @@ static int server_del(struct qrtr_node *node, unsigned int port) radix_tree_delete(&node->servers, port);

/* Broadcast the removal of local servers */ - if (srv->node == qrtr_ns.local_node) + if (srv->node == qrtr_ns.local_node && bcast) service_announce_del(&qrtr_ns.bcast_sq, srv);

/* Announce the service's disappearance to observers */ @@ -372,7 +372,7 @@ static int ctrl_cmd_bye(struct sockaddr_qrtr *from) } slot = radix_tree_iter_resume(slot, &iter); rcu_read_unlock(); - server_del(node, srv->port); + server_del(node, srv->port, true); rcu_read_lock(); } rcu_read_unlock(); @@ -458,10 +458,13 @@ static int ctrl_cmd_del_client(struct sockaddr_qrtr *from, kfree(lookup); }

- /* Remove the server belonging to this port */ + /* Remove the server belonging to this port but don't broadcast + * DEL_SERVER. Neighbours would've already removed the server belonging + * to this port due to the DEL_CLIENT broadcast from qrtr_port_remove(). + */ node = node_get(node_id); if (node) - server_del(node, port); + server_del(node, port, false);

/* Advertise the removal of this client to all local servers */ local_node = node_get(qrtr_ns.local_node); @@ -566,7 +569,7 @@ static int ctrl_cmd_del_server(struct sockaddr_qrtr *from, if (!node) return -ENOENT;

- return server_del(node, port); + return server_del(node, port, true); }

static int ctrl_cmd_new_lookup(struct sockaddr_qrtr *from, diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 83628c347744..507b2ad5ef7c 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -1829,6 +1829,10 @@ static int sctp_sendmsg_to_asoc(struct sctp_association *asoc, err = sctp_wait_for_sndbuf(asoc, &timeo, msg_len); if (err) goto err; + if (unlikely(sinfo->sinfo_stream >= asoc->stream.outcnt)) { + err = -EINVAL; + goto err; + } }

if (sctp_state(asoc, CLOSED)) { diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c index b1efc34db6ed..609ade4fb49e 100644 --- a/net/sunrpc/svcauth_unix.c +++ b/net/sunrpc/svcauth_unix.c @@ -416,14 +416,23 @@ static int unix_gid_hash(kuid_t uid) return hash_long(from_kuid(&init_user_ns, uid), GID_HASHBITS); }

-static void unix_gid_put(struct kref *kref) +static void unix_gid_free(struct rcu_head *rcu) { - struct cache_head *item = container_of(kref, struct cache_head, ref); - struct unix_gid *ug = container_of(item, struct unix_gid, h); + struct unix_gid *ug = container_of(rcu, struct unix_gid, rcu); + struct cache_head *item = &ug->h; + if (test_bit(CACHE_VALID, &item->flags) && !test_bit(CACHE_NEGATIVE, &item->flags)) put_group_info(ug->gi); - kfree_rcu(ug, rcu); + kfree(ug); +} + +static void unix_gid_put(struct kref *kref) +{ + struct cache_head *item = container_of(kref, struct cache_head, ref); + struct unix_gid *ug = container_of(item, struct unix_gid, h); + + call_rcu(&ug->rcu, unix_gid_free); }

static int unix_gid_match(struct cache_head *corig, struct cache_head *cnew) diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 9ea633fe9339..4ffa3a59f419 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -81,6 +81,7 @@ struct hdmi_spec_per_pin { struct delayed_work work; struct hdmi_pcm *pcm; /* pointer to spec->pcm_rec[n] dynamically*/ int pcm_idx; /* which pcm is attached. -1 means no pcm is attached */ + int prev_pcm_idx; /* previously assigned pcm index */ int repoll_count; bool setup; /* the stream has been set up by prepare callback */ bool silent_stream; @@ -1380,9 +1381,17 @@ static void hdmi_attach_hda_pcm(struct hdmi_spec *spec, /* pcm already be attached to the pin */ if (per_pin->pcm) return; + /* try the previously used slot at first */ + idx = per_pin->prev_pcm_idx; + if (idx >= 0) { + if (!test_bit(idx, &spec->pcm_bitmap)) + goto found; + per_pin->prev_pcm_idx = -1; /* no longer valid, clear it */ + } idx = hdmi_find_pcm_slot(spec, per_pin); if (idx == -EBUSY) return; + found: per_pin->pcm_idx = idx; per_pin->pcm = get_hdmi_pcm(spec, idx); set_bit(idx, &spec->pcm_bitmap); @@ -1398,6 +1407,7 @@ static void hdmi_detach_hda_pcm(struct hdmi_spec *spec, return; idx = per_pin->pcm_idx; per_pin->pcm_idx = -1; + per_pin->prev_pcm_idx = idx; /* remember the previous index */ per_pin->pcm = NULL; if (idx >= 0 && idx < spec->pcm_used) clear_bit(idx, &spec->pcm_bitmap); @@ -1924,6 +1934,7 @@ static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)

per_pin->pcm = NULL; per_pin->pcm_idx = -1; + per_pin->prev_pcm_idx = -1; per_pin->pin_nid = pin_nid; per_pin->pin_nid_idx = spec->num_nids; per_pin->dev_id = i; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 070150bbd355..50b8573b5206 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2624,6 +2624,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1462, 0xda57, "MSI Z270-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3), SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX), + SND_PCI_QUIRK(0x1558, 0x3702, "Clevo X370SN[VW]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), SND_PCI_QUIRK(0x1558, 0x50d3, "Clevo PC50[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), SND_PCI_QUIRK(0x1558, 0x65d1, "Clevo PB51[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), SND_PCI_QUIRK(0x1558, 0x65d2, "Clevo PB51R[CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), @@ -9442,6 +9443,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x8b47, "HP", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x8b5d, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF), SND_PCI_QUIRK(0x103c, 0x8b5e, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF), + SND_PCI_QUIRK(0x103c, 0x8b66, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF), SND_PCI_QUIRK(0x103c, 0x8b7a, "HP", ALC236_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x8b7d, "HP", ALC236_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x8b87, "HP", ALC236_FIXUP_HP_GPIO_LED), diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index cb23650ad522..d8e83150ea28 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -436,23 +436,28 @@ static int hdac_hdmi_setup_audio_infoframe(struct hdac_device *hdev, return 0; }

-static int hdac_hdmi_set_tdm_slot(struct snd_soc_dai *dai, - unsigned int tx_mask, unsigned int rx_mask, - int slots, int slot_width) +static int hdac_hdmi_set_stream(struct snd_soc_dai *dai, + void *stream, int direction) { struct hdac_hdmi_priv *hdmi = snd_soc_dai_get_drvdata(dai); struct hdac_device *hdev = hdmi->hdev; struct hdac_hdmi_dai_port_map *dai_map; struct hdac_hdmi_pcm *pcm; + struct hdac_stream *hstream;

- dev_dbg(&hdev->dev, "%s: strm_tag: %d\n", __func__, tx_mask); + if (!stream) + return -EINVAL; + + hstream = (struct hdac_stream *)stream; + + dev_dbg(&hdev->dev, "%s: strm_tag: %d\n", __func__, hstream->stream_tag);

dai_map = &hdmi->dai_map[dai->id];

pcm = hdac_hdmi_get_pcm_from_cvt(hdmi, dai_map->cvt);

if (pcm) - pcm->stream_tag = (tx_mask << 4); + pcm->stream_tag = (hstream->stream_tag << 4);

return 0; } @@ -1544,7 +1549,7 @@ static const struct snd_soc_dai_ops hdmi_dai_ops = { .startup = hdac_hdmi_pcm_open, .shutdown = hdac_hdmi_pcm_close, .hw_params = hdac_hdmi_set_hw_params, - .set_tdm_slot = hdac_hdmi_set_tdm_slot, + .set_stream = hdac_hdmi_set_stream, };

/* diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c index 8621cfabcf5b..1639f3b66fac 100644 --- a/sound/soc/codecs/lpass-rx-macro.c +++ b/sound/soc/codecs/lpass-rx-macro.c @@ -3667,9 +3667,9 @@ static int __maybe_unused rx_macro_runtime_suspend(struct device *dev) regcache_cache_only(rx->regmap, true); regcache_mark_dirty(rx->regmap);

- clk_disable_unprepare(rx->mclk); - clk_disable_unprepare(rx->npl); clk_disable_unprepare(rx->fsgen); + clk_disable_unprepare(rx->npl); + clk_disable_unprepare(rx->mclk);

return 0; } diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c index e5611f655bed..d1d9d8d2df2d 100644 --- a/sound/soc/codecs/lpass-tx-macro.c +++ b/sound/soc/codecs/lpass-tx-macro.c @@ -1946,9 +1946,9 @@ static int __maybe_unused tx_macro_runtime_suspend(struct device *dev) regcache_cache_only(tx->regmap, true); regcache_mark_dirty(tx->regmap);

- clk_disable_unprepare(tx->mclk); - clk_disable_unprepare(tx->npl); clk_disable_unprepare(tx->fsgen); + clk_disable_unprepare(tx->npl); + clk_disable_unprepare(tx->mclk);

return 0; } diff --git a/sound/soc/codecs/lpass-wsa-macro.c b/sound/soc/codecs/lpass-wsa-macro.c index c012033fb69e..8ed48c86ccb3 100644 --- a/sound/soc/codecs/lpass-wsa-macro.c +++ b/sound/soc/codecs/lpass-wsa-macro.c @@ -2502,9 +2502,9 @@ static int __maybe_unused wsa_macro_runtime_suspend(struct device *dev) regcache_cache_only(wsa->regmap, true); regcache_mark_dirty(wsa->regmap);

- clk_disable_unprepare(wsa->mclk); - clk_disable_unprepare(wsa->npl); clk_disable_unprepare(wsa->fsgen); + clk_disable_unprepare(wsa->npl); + clk_disable_unprepare(wsa->mclk);

return 0; } diff --git a/sound/soc/sof/ipc4.c b/sound/soc/sof/ipc4.c index 6eaa18e27e5a..c08f3960ddd9 100644 --- a/sound/soc/sof/ipc4.c +++ b/sound/soc/sof/ipc4.c @@ -392,6 +392,9 @@ static int sof_ipc4_tx_msg(struct snd_sof_dev *sdev, void *msg_data, size_t msg_ static int sof_ipc4_set_get_data(struct snd_sof_dev *sdev, void *data, size_t payload_bytes, bool set) { + const struct sof_dsp_power_state target_state = { + .state = SOF_DSP_PM_D0, + }; size_t payload_limit = sdev->ipc->max_payload_size; struct sof_ipc4_msg *ipc4_msg = data; struct sof_ipc4_msg tx = {{ 0 }}; @@ -422,6 +425,11 @@ static int sof_ipc4_set_get_data(struct snd_sof_dev *sdev, void *data,

tx.extension |= SOF_IPC4_MOD_EXT_MSG_FIRST_BLOCK(1);

+ /* ensure the DSP is in D0i0 before sending IPC */ + ret = snd_sof_dsp_set_power_state(sdev, &target_state); + if (ret < 0) + return ret; + /* Serialise IPC TX */ mutex_lock(&sdev->ipc->tx_mutex);

diff --git a/tools/lib/bpf/btf_dump.c b/tools/lib/bpf/btf_dump.c index 56102711f395..80a15a680209 100644 --- a/tools/lib/bpf/btf_dump.c +++ b/tools/lib/bpf/btf_dump.c @@ -1011,7 +1011,11 @@ static void btf_dump_emit_struct_def(struct btf_dump *d, if (is_struct) btf_dump_emit_bit_padding(d, off, t->size * 8, align, false, lvl + 1);

- if (vlen) + /* + * Keep `struct empty {}` on a single line, + * only print newline when there are regular or padding fields. + */ + if (vlen || t->size) btf_dump_printf(d, "\n"); btf_dump_printf(d, "%s}", pfx(lvl)); if (packed) diff --git a/tools/testing/radix-tree/maple.c b/tools/testing/radix-tree/maple.c index 2e91973fbaa6..aceb6011315c 100644 --- a/tools/testing/radix-tree/maple.c +++ b/tools/testing/radix-tree/maple.c @@ -172,11 +172,11 @@ static noinline void check_new_node(struct maple_tree *mt)

if (!MAPLE_32BIT) { if (i >= 35) - e = i - 35; + e = i - 34; else if (i >= 5) - e = i - 5; + e = i - 4; else if (i >= 2) - e = i - 2; + e = i - 1; } else { if (i >= 4) e = i - 4; @@ -304,17 +304,17 @@ static noinline void check_new_node(struct maple_tree *mt) MT_BUG_ON(mt, mas.node != MA_ERROR(-ENOMEM)); MT_BUG_ON(mt, !mas_nomem(&mas, GFP_KERNEL)); MT_BUG_ON(mt, mas_allocated(&mas) != MAPLE_ALLOC_SLOTS + 1); - MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS - 1); + MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS);

mn = mas_pop_node(&mas); /* get the next node. */ MT_BUG_ON(mt, mn == NULL); MT_BUG_ON(mt, not_empty(mn)); MT_BUG_ON(mt, mas_allocated(&mas) != MAPLE_ALLOC_SLOTS); - MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS - 2); + MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS - 1);

mas_push_node(&mas, mn); MT_BUG_ON(mt, mas_allocated(&mas) != MAPLE_ALLOC_SLOTS + 1); - MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS - 1); + MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS);

/* Check the limit of pop/push/pop */ mas_node_count(&mas, MAPLE_ALLOC_SLOTS + 2); /* Request */ @@ -322,14 +322,14 @@ static noinline void check_new_node(struct maple_tree *mt) MT_BUG_ON(mt, mas.node != MA_ERROR(-ENOMEM)); MT_BUG_ON(mt, !mas_nomem(&mas, GFP_KERNEL)); MT_BUG_ON(mt, mas_alloc_req(&mas)); - MT_BUG_ON(mt, mas.alloc->node_count); + MT_BUG_ON(mt, mas.alloc->node_count != 1); MT_BUG_ON(mt, mas_allocated(&mas) != MAPLE_ALLOC_SLOTS + 2); mn = mas_pop_node(&mas); MT_BUG_ON(mt, not_empty(mn)); MT_BUG_ON(mt, mas_allocated(&mas) != MAPLE_ALLOC_SLOTS + 1); - MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS - 1); + MT_BUG_ON(mt, mas.alloc->node_count != MAPLE_ALLOC_SLOTS); mas_push_node(&mas, mn); - MT_BUG_ON(mt, mas.alloc->node_count); + MT_BUG_ON(mt, mas.alloc->node_count != 1); MT_BUG_ON(mt, mas_allocated(&mas) != MAPLE_ALLOC_SLOTS + 2); mn = mas_pop_node(&mas); MT_BUG_ON(mt, not_empty(mn));