diff --git a/Makefile b/Makefile index be531bb0f734..2a22ff32509d 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 6 PATCHLEVEL = 1 -SUBLEVEL = 135 +SUBLEVEL = 136 EXTRAVERSION = NAME = Curry Ramen

diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index 0166d357069d..6c55d85b1c76 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -51,6 +51,7 @@ config LOONGARCH select ARCH_SUPPORTS_NUMA_BALANCING select ARCH_USE_BUILTIN_BSWAP select ARCH_USE_CMPXCHG_LOCKREF + select ARCH_USE_MEMTEST select ARCH_USE_QUEUED_RWLOCKS select ARCH_USE_QUEUED_SPINLOCKS select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT diff --git a/arch/loongarch/include/asm/ptrace.h b/arch/loongarch/include/asm/ptrace.h index 59c4608de91d..f5d9096d18aa 100644 --- a/arch/loongarch/include/asm/ptrace.h +++ b/arch/loongarch/include/asm/ptrace.h @@ -32,9 +32,9 @@ struct pt_regs { unsigned long __last[]; } __aligned(8);

-static inline int regs_irqs_disabled(struct pt_regs *regs) +static __always_inline bool regs_irqs_disabled(struct pt_regs *regs) { - return arch_irqs_disabled_flags(regs->csr_prmd); + return !(regs->csr_prmd & CSR_PRMD_PIE); }

static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) diff --git a/arch/loongarch/mm/hugetlbpage.c b/arch/loongarch/mm/hugetlbpage.c index ba138117b124..cf3b8785a921 100644 --- a/arch/loongarch/mm/hugetlbpage.c +++ b/arch/loongarch/mm/hugetlbpage.c @@ -47,7 +47,7 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr, pmd = pmd_offset(pud, addr); } } - return (pte_t *) pmd; + return pmd_none(pmdp_get(pmd)) ? NULL : (pte_t *) pmd; }

/* diff --git a/arch/loongarch/mm/init.c b/arch/loongarch/mm/init.c index f42a3be5f28d..3861ae6942a0 100644 --- a/arch/loongarch/mm/init.c +++ b/arch/loongarch/mm/init.c @@ -89,9 +89,6 @@ void __init paging_init(void) { unsigned long max_zone_pfns[MAX_NR_ZONES];

-#ifdef CONFIG_ZONE_DMA - max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN; -#endif #ifdef CONFIG_ZONE_DMA32 max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN; #endif diff --git a/arch/mips/include/asm/mips-cm.h b/arch/mips/include/asm/mips-cm.h index 696b40beb774..8494466740cc 100644 --- a/arch/mips/include/asm/mips-cm.h +++ b/arch/mips/include/asm/mips-cm.h @@ -47,6 +47,16 @@ extern phys_addr_t __mips_cm_phys_base(void); */ extern int mips_cm_is64;

+/* + * mips_cm_is_l2_hci_broken - determine if HCI is broken + * + * Some CM reports show that Hardware Cache Initialization is + * complete, but in reality it's not the case. They also incorrectly + * indicate that Hardware Cache Initialization is supported. This + * flags allows warning about this broken feature. + */ +extern bool mips_cm_is_l2_hci_broken; + /** * mips_cm_error_report - Report CM cache errors */ @@ -85,6 +95,18 @@ static inline bool mips_cm_present(void) #endif }

+/** + * mips_cm_update_property - update property from the device tree + * + * Retrieve the properties from the device tree if a CM node exist and + * update the internal variable based on this. + */ +#ifdef CONFIG_MIPS_CM +extern void mips_cm_update_property(void); +#else +static inline void mips_cm_update_property(void) {} +#endif + /** * mips_cm_has_l2sync - determine whether an L2-only sync region is present * diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c index b4f7d950c846..e21c2fd76167 100644 --- a/arch/mips/kernel/mips-cm.c +++ b/arch/mips/kernel/mips-cm.c @@ -5,6 +5,7 @@ */

#include <linux/errno.h> +#include <linux/of.h> #include <linux/percpu.h> #include <linux/spinlock.h>

@@ -14,6 +15,7 @@ void __iomem *mips_gcr_base; void __iomem *mips_cm_l2sync_base; int mips_cm_is64; +bool mips_cm_is_l2_hci_broken;

static char *cm2_tr[8] = { "mem", "gcr", "gic", "mmio", @@ -238,6 +240,18 @@ static void mips_cm_probe_l2sync(void) mips_cm_l2sync_base = ioremap(addr, MIPS_CM_L2SYNC_SIZE); }

+void mips_cm_update_property(void) +{ + struct device_node *cm_node; + + cm_node = of_find_compatible_node(of_root, NULL, "mobileye,eyeq6-cm"); + if (!cm_node) + return; + pr_info("HCI (Hardware Cache Init for the L2 cache) in GCR_L2_RAM_CONFIG from the CM3 is broken"); + mips_cm_is_l2_hci_broken = true; + of_node_put(cm_node); +} + int mips_cm_probe(void) { phys_addr_t addr; diff --git a/arch/parisc/kernel/pdt.c b/arch/parisc/kernel/pdt.c index e391b175f5ec..7dbb241a9fb7 100644 --- a/arch/parisc/kernel/pdt.c +++ b/arch/parisc/kernel/pdt.c @@ -62,6 +62,7 @@ static unsigned long pdt_entry[MAX_PDT_ENTRIES] __page_aligned_bss; #define PDT_ADDR_PERM_ERR (pdt_type != PDT_PDC ? 2UL : 0UL) #define PDT_ADDR_SINGLE_ERR 1UL

+#ifdef CONFIG_PROC_FS /* report PDT entries via /proc/meminfo */ void arch_report_meminfo(struct seq_file *m) { @@ -73,6 +74,7 @@ void arch_report_meminfo(struct seq_file *m) seq_printf(m, "PDT_cur_entries: %7lu\n", pdt_status.pdt_entries); } +#endif

static int get_info_pat_new(void) { diff --git a/arch/s390/kvm/trace-s390.h b/arch/s390/kvm/trace-s390.h index 6f0209d45164..9c5f546a2e1a 100644 --- a/arch/s390/kvm/trace-s390.h +++ b/arch/s390/kvm/trace-s390.h @@ -56,7 +56,7 @@ TRACE_EVENT(kvm_s390_create_vcpu, __entry->sie_block = sie_block; ),

- TP_printk("create cpu %d at 0x%pK, sie block at 0x%pK", + TP_printk("create cpu %d at 0x%p, sie block at 0x%p", __entry->id, __entry->vcpu, __entry->sie_block) );

@@ -255,7 +255,7 @@ TRACE_EVENT(kvm_s390_enable_css, __entry->kvm = kvm; ),

- TP_printk("enabling channel I/O support (kvm @ %pK)\n", + TP_printk("enabling channel I/O support (kvm @ %p)\n", __entry->kvm) );

diff --git a/arch/x86/entry/entry.S b/arch/x86/entry/entry.S index f4419afc7147..bda217961172 100644 --- a/arch/x86/entry/entry.S +++ b/arch/x86/entry/entry.S @@ -16,7 +16,7 @@

SYM_FUNC_START(entry_ibpb) movl $MSR_IA32_PRED_CMD, %ecx - movl $PRED_CMD_IBPB, %eax + movl _ASM_RIP(x86_pred_cmd), %eax xorl %edx, %edx wrmsr

diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index fa0744732444..a8732dd9fedb 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -623,7 +623,7 @@ int x86_pmu_hw_config(struct perf_event *event) if (event->attr.type == event->pmu->type) event->hw.config |= event->attr.config & X86_RAW_EVENT_MASK;

- if (!event->attr.freq && x86_pmu.limit_period) { + if (is_sampling_event(event) && !event->attr.freq && x86_pmu.limit_period) { s64 left = event->attr.sample_period; x86_pmu.limit_period(event, &left); if (left > event->attr.sample_period) diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 7d73b5311551..0be0edb07a2a 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -1553,7 +1553,7 @@ static void __init spec_ctrl_disable_kernel_rrsba(void) rrsba_disabled = true; }

-static void __init spectre_v2_determine_rsb_fill_type_at_vmexit(enum spectre_v2_mitigation mode) +static void __init spectre_v2_select_rsb_mitigation(enum spectre_v2_mitigation mode) { /* * Similar to context switches, there are two types of RSB attacks @@ -1577,27 +1577,30 @@ static void __init spectre_v2_determine_rsb_fill_type_at_vmexit(enum spectre_v2_ */ switch (mode) { case SPECTRE_V2_NONE: - return; + break;

- case SPECTRE_V2_EIBRS_LFENCE: case SPECTRE_V2_EIBRS: + case SPECTRE_V2_EIBRS_LFENCE: + case SPECTRE_V2_EIBRS_RETPOLINE: if (boot_cpu_has_bug(X86_BUG_EIBRS_PBRSB)) { - setup_force_cpu_cap(X86_FEATURE_RSB_VMEXIT_LITE); pr_info("Spectre v2 / PBRSB-eIBRS: Retire a single CALL on VMEXIT\n"); + setup_force_cpu_cap(X86_FEATURE_RSB_VMEXIT_LITE); } - return; + break;

- case SPECTRE_V2_EIBRS_RETPOLINE: case SPECTRE_V2_RETPOLINE: case SPECTRE_V2_LFENCE: case SPECTRE_V2_IBRS: + pr_info("Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT\n"); + setup_force_cpu_cap(X86_FEATURE_RSB_CTXSW); setup_force_cpu_cap(X86_FEATURE_RSB_VMEXIT); - pr_info("Spectre v2 / SpectreRSB : Filling RSB on VMEXIT\n"); - return; - } + break;

- pr_warn_once("Unknown Spectre v2 mode, disabling RSB mitigation at VM exit"); - dump_stack(); + default: + pr_warn_once("Unknown Spectre v2 mode, disabling RSB mitigation\n"); + dump_stack(); + break; + } }

/* @@ -1822,10 +1825,7 @@ static void __init spectre_v2_select_mitigation(void) * * FIXME: Is this pointless for retbleed-affected AMD? */ - setup_force_cpu_cap(X86_FEATURE_RSB_CTXSW); - pr_info("Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch\n"); - - spectre_v2_determine_rsb_fill_type_at_vmexit(mode); + spectre_v2_select_rsb_mitigation(mode);

/* * Retpoline protects the kernel, but doesn't protect firmware. IBRS diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c index 80e262bb627f..cb9852ad6098 100644 --- a/arch/x86/kernel/i8253.c +++ b/arch/x86/kernel/i8253.c @@ -46,7 +46,8 @@ bool __init pit_timer_init(void) * VMMs otherwise steal CPU time just to pointlessly waggle * the (masked) IRQ. */ - clockevent_i8253_disable(); + scoped_guard(irq) + clockevent_i8253_disable(); return false; } clockevent_i8253_init(true); diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c index fb125b54ee68..0adbf0677b7c 100644 --- a/arch/x86/kvm/svm/avic.c +++ b/arch/x86/kvm/svm/avic.c @@ -839,7 +839,7 @@ static int svm_ir_list_add(struct vcpu_svm *svm, struct amd_iommu_pi_data *pi) * Allocating new amd_iommu_pi_data, which will get * add to the per-vcpu ir_list. */ - ir = kzalloc(sizeof(struct amd_svm_iommu_ir), GFP_KERNEL_ACCOUNT); + ir = kzalloc(sizeof(struct amd_svm_iommu_ir), GFP_ATOMIC | __GFP_ACCOUNT); if (!ir) { ret = -ENOMEM; goto out; @@ -915,6 +915,7 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, { struct kvm_kernel_irq_routing_entry *e; struct kvm_irq_routing_table *irq_rt; + bool enable_remapped_mode = true; int idx, ret = 0;

if (!kvm_arch_has_assigned_device(kvm) || @@ -952,6 +953,8 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, kvm_vcpu_apicv_active(&svm->vcpu)) { struct amd_iommu_pi_data pi;

+ enable_remapped_mode = false; + /* Try to enable guest_mode in IRTE */ pi.base = __sme_set(page_to_phys(svm->avic_backing_page) & AVIC_HPA_MASK); @@ -970,33 +973,6 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, */ if (!ret && pi.is_guest_mode) svm_ir_list_add(svm, &pi); - } else { - /* Use legacy mode in IRTE */ - struct amd_iommu_pi_data pi; - - /** - * Here, pi is used to: - * - Tell IOMMU to use legacy mode for this interrupt. - * - Retrieve ga_tag of prior interrupt remapping data. - */ - pi.prev_ga_tag = 0; - pi.is_guest_mode = false; - ret = irq_set_vcpu_affinity(host_irq, &pi); - - /** - * Check if the posted interrupt was previously - * setup with the guest_mode by checking if the ga_tag - * was cached. If so, we need to clean up the per-vcpu - * ir_list. - */ - if (!ret && pi.prev_ga_tag) { - int id = AVIC_GATAG_TO_VCPUID(pi.prev_ga_tag); - struct kvm_vcpu *vcpu; - - vcpu = kvm_get_vcpu_by_id(kvm, id); - if (vcpu) - svm_ir_list_del(to_svm(vcpu), &pi); - } }

if (!ret && svm) { @@ -1012,6 +988,34 @@ int avic_pi_update_irte(struct kvm *kvm, unsigned int host_irq, }

ret = 0; + if (enable_remapped_mode) { + /* Use legacy mode in IRTE */ + struct amd_iommu_pi_data pi; + + /** + * Here, pi is used to: + * - Tell IOMMU to use legacy mode for this interrupt. + * - Retrieve ga_tag of prior interrupt remapping data. + */ + pi.prev_ga_tag = 0; + pi.is_guest_mode = false; + ret = irq_set_vcpu_affinity(host_irq, &pi); + + /** + * Check if the posted interrupt was previously + * setup with the guest_mode by checking if the ga_tag + * was cached. If so, we need to clean up the per-vcpu + * ir_list. + */ + if (!ret && pi.prev_ga_tag) { + int id = AVIC_GATAG_TO_VCPUID(pi.prev_ga_tag); + struct kvm_vcpu *vcpu; + + vcpu = kvm_get_vcpu_by_id(kvm, id); + if (vcpu) + svm_ir_list_del(to_svm(vcpu), &pi); + } + } out: srcu_read_unlock(&kvm->irq_srcu, idx); return ret; diff --git a/arch/x86/kvm/vmx/posted_intr.c b/arch/x86/kvm/vmx/posted_intr.c index 1b56c5e5c9fb..0d04382f37af 100644 --- a/arch/x86/kvm/vmx/posted_intr.c +++ b/arch/x86/kvm/vmx/posted_intr.c @@ -272,6 +272,7 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, { struct kvm_kernel_irq_routing_entry *e; struct kvm_irq_routing_table *irq_rt; + bool enable_remapped_mode = true; struct kvm_lapic_irq irq; struct kvm_vcpu *vcpu; struct vcpu_data vcpu_info; @@ -310,21 +311,8 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq,

kvm_set_msi_irq(kvm, e, &irq); if (!kvm_intr_is_single_vcpu(kvm, &irq, &vcpu) || - !kvm_irq_is_postable(&irq)) { - /* - * Make sure the IRTE is in remapped mode if - * we don't handle it in posted mode. - */ - ret = irq_set_vcpu_affinity(host_irq, NULL); - if (ret < 0) { - printk(KERN_INFO - "failed to back to remapped mode, irq: %u\n", - host_irq); - goto out; - } - + !kvm_irq_is_postable(&irq)) continue; - }

vcpu_info.pi_desc_addr = __pa(vcpu_to_pi_desc(vcpu)); vcpu_info.vector = irq.vector; @@ -332,11 +320,12 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, trace_kvm_pi_irte_update(host_irq, vcpu->vcpu_id, e->gsi, vcpu_info.vector, vcpu_info.pi_desc_addr, set);

- if (set) - ret = irq_set_vcpu_affinity(host_irq, &vcpu_info); - else - ret = irq_set_vcpu_affinity(host_irq, NULL); + if (!set) + continue;

+ enable_remapped_mode = false; + + ret = irq_set_vcpu_affinity(host_irq, &vcpu_info); if (ret < 0) { printk(KERN_INFO "%s: failed to update PI IRTE\n", __func__); @@ -344,6 +333,9 @@ int vmx_pi_update_irte(struct kvm *kvm, unsigned int host_irq, } }

+ if (enable_remapped_mode) + ret = irq_set_vcpu_affinity(host_irq, NULL); + ret = 0; out: srcu_read_unlock(&kvm->irq_srcu, idx); diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 4d5be4956c48..580730b1e589 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -13426,7 +13426,8 @@ int kvm_arch_update_irqfd_routing(struct kvm *kvm, unsigned int host_irq, bool kvm_arch_irqfd_route_changed(struct kvm_kernel_irq_routing_entry *old, struct kvm_kernel_irq_routing_entry *new) { - if (new->type != KVM_IRQ_ROUTING_MSI) + if (old->type != KVM_IRQ_ROUTING_MSI || + new->type != KVM_IRQ_ROUTING_MSI) return true;

return !!memcmp(&old->msi, &new->msi, sizeof(new->msi)); diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index b07e2167fceb..8d46b9c0e920 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -385,9 +385,9 @@ static void cond_mitigation(struct task_struct *next) prev_mm = this_cpu_read(cpu_tlbstate.last_user_mm_spec);

/* - * Avoid user/user BTB poisoning by flushing the branch predictor - * when switching between processes. This stops one process from - * doing Spectre-v2 attacks on another. + * Avoid user->user BTB/RSB poisoning by flushing them when switching + * between processes. This stops one process from doing Spectre-v2 + * attacks on another. * * Both, the conditional and the always IBPB mode use the mm * pointer to avoid the IBPB when switching between tasks of the diff --git a/crypto/crypto_null.c b/crypto/crypto_null.c index 5b84b0f7cc17..337867028653 100644 --- a/crypto/crypto_null.c +++ b/crypto/crypto_null.c @@ -17,10 +17,10 @@ #include <crypto/internal/skcipher.h> #include <linux/init.h> #include <linux/module.h> -#include <linux/mm.h> +#include <linux/spinlock.h> #include <linux/string.h>

-static DEFINE_MUTEX(crypto_default_null_skcipher_lock); +static DEFINE_SPINLOCK(crypto_default_null_skcipher_lock); static struct crypto_sync_skcipher *crypto_default_null_skcipher; static int crypto_default_null_skcipher_refcnt;

@@ -152,23 +152,32 @@ MODULE_ALIAS_CRYPTO("cipher_null");

struct crypto_sync_skcipher *crypto_get_default_null_skcipher(void) { + struct crypto_sync_skcipher *ntfm = NULL; struct crypto_sync_skcipher *tfm;

- mutex_lock(&crypto_default_null_skcipher_lock); + spin_lock_bh(&crypto_default_null_skcipher_lock); tfm = crypto_default_null_skcipher;

if (!tfm) { - tfm = crypto_alloc_sync_skcipher("ecb(cipher_null)", 0, 0); - if (IS_ERR(tfm)) - goto unlock; - - crypto_default_null_skcipher = tfm; + spin_unlock_bh(&crypto_default_null_skcipher_lock); + + ntfm = crypto_alloc_sync_skcipher("ecb(cipher_null)", 0, 0); + if (IS_ERR(ntfm)) + return ntfm; + + spin_lock_bh(&crypto_default_null_skcipher_lock); + tfm = crypto_default_null_skcipher; + if (!tfm) { + tfm = ntfm; + ntfm = NULL; + crypto_default_null_skcipher = tfm; + } }

crypto_default_null_skcipher_refcnt++; + spin_unlock_bh(&crypto_default_null_skcipher_lock);

-unlock: - mutex_unlock(&crypto_default_null_skcipher_lock); + crypto_free_sync_skcipher(ntfm);

return tfm; } @@ -176,12 +185,16 @@ EXPORT_SYMBOL_GPL(crypto_get_default_null_skcipher);

void crypto_put_default_null_skcipher(void) { - mutex_lock(&crypto_default_null_skcipher_lock); + struct crypto_sync_skcipher *tfm = NULL; + + spin_lock_bh(&crypto_default_null_skcipher_lock); if (!--crypto_default_null_skcipher_refcnt) { - crypto_free_sync_skcipher(crypto_default_null_skcipher); + tfm = crypto_default_null_skcipher; crypto_default_null_skcipher = NULL; } - mutex_unlock(&crypto_default_null_skcipher_lock); + spin_unlock_bh(&crypto_default_null_skcipher_lock); + + crypto_free_sync_skcipher(tfm); } EXPORT_SYMBOL_GPL(crypto_put_default_null_skcipher);

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 63803091f8b1..577698739090 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -2260,6 +2260,34 @@ static const struct dmi_system_id acpi_ec_no_wakeup[] = { DMI_MATCH(DMI_PRODUCT_FAMILY, "103C_5336AN HP ZHAN 66 Pro"), }, }, + /* + * Lenovo Legion Go S; touchscreen blocks HW sleep when woken up from EC + * https://gitlab.freedesktop.org/drm/amd/-/issues/3929 + */ + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83L3"), + } + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83N6"), + } + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83Q2"), + } + }, + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83Q3"), + } + }, { }, };

diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c index ced3eb15bd8b..79a83d8236cb 100644 --- a/drivers/acpi/pptt.c +++ b/drivers/acpi/pptt.c @@ -217,7 +217,7 @@ static int acpi_pptt_leaf_node(struct acpi_table_header *table_hdr, node_entry = ACPI_PTR_DIFF(node, table_hdr); entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor);

while ((unsigned long)entry + proc_sz < table_end) { cpu_node = (struct acpi_pptt_processor *)entry; @@ -258,7 +258,7 @@ static struct acpi_pptt_processor *acpi_find_processor_node(struct acpi_table_he table_end = (unsigned long)table_hdr + table_hdr->length; entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor);

/* find the processor structure associated with this cpuid */ while ((unsigned long)entry + proc_sz < table_end) { diff --git a/drivers/auxdisplay/hd44780.c b/drivers/auxdisplay/hd44780.c index d56a5d508ccd..8b690f59df27 100644 --- a/drivers/auxdisplay/hd44780.c +++ b/drivers/auxdisplay/hd44780.c @@ -313,13 +313,13 @@ static int hd44780_probe(struct platform_device *pdev) fail3: kfree(hd); fail2: - kfree(lcd); + charlcd_free(lcd); fail1: kfree(hdc); return ret; }

-static int hd44780_remove(struct platform_device *pdev) +static void hd44780_remove(struct platform_device *pdev) { struct charlcd *lcd = platform_get_drvdata(pdev); struct hd44780_common *hdc = lcd->drvdata; @@ -328,8 +328,7 @@ static int hd44780_remove(struct platform_device *pdev) kfree(hdc->hd44780); kfree(lcd->drvdata);

- kfree(lcd); - return 0; + charlcd_free(lcd); }

static const struct of_device_id hd44780_of_match[] = { @@ -340,7 +339,7 @@ MODULE_DEVICE_TABLE(of, hd44780_of_match);

static struct platform_driver hd44780_driver = { .probe = hd44780_probe, - .remove = hd44780_remove, + .remove_new = hd44780_remove, .driver = { .name = "hd44780", .of_match_table = hd44780_of_match, diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 1c356bda9dfa..e3e5d533a7ec 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -441,7 +441,7 @@ static int lo_rw_aio(struct loop_device *lo, struct loop_cmd *cmd, cmd->iocb.ki_filp = file; cmd->iocb.ki_complete = lo_rw_aio_complete; cmd->iocb.ki_flags = IOCB_DIRECT; - cmd->iocb.ki_ioprio = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, 0); + cmd->iocb.ki_ioprio = req_get_ioprio(rq);

if (rw == ITER_SOURCE) ret = call_write_iter(file, &cmd->iocb, &iter); diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 899036ce3802..5c7885307a25 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1615,8 +1615,8 @@ static void handle_control_message(struct virtio_device *vdev, break; case VIRTIO_CONSOLE_RESIZE: { struct { - __u16 rows; - __u16 cols; + __virtio16 rows; + __virtio16 cols; } size;

if (!is_console_port(port)) @@ -1624,7 +1624,8 @@ static void handle_control_message(struct virtio_device *vdev,

memcpy(&size, buf->buf + buf->offset + sizeof(*cpkt), sizeof(size)); - set_console_size(port, size.rows, size.cols); + set_console_size(port, virtio16_to_cpu(vdev, size.rows), + virtio16_to_cpu(vdev, size.cols));

port->cons.hvc->irq_requested = 1; resize_console(port); diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 8ecbb8f49465..5a01ba04e47c 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -5128,6 +5128,10 @@ of_clk_get_hw_from_clkspec(struct of_phandle_args *clkspec) if (!clkspec) return ERR_PTR(-EINVAL);

+ /* Check if node in clkspec is in disabled/fail state */ + if (!of_device_is_available(clkspec->np)) + return ERR_PTR(-ENOENT); + mutex_lock(&of_clk_mutex); list_for_each_entry(provider, &of_clk_providers, link) { if (provider->node == clkspec->np) { diff --git a/drivers/clk/renesas/r9a07g043-cpg.c b/drivers/clk/renesas/r9a07g043-cpg.c index 0b56688ecbfc..ac60251d7284 100644 --- a/drivers/clk/renesas/r9a07g043-cpg.c +++ b/drivers/clk/renesas/r9a07g043-cpg.c @@ -14,6 +14,17 @@

#include "rzg2l-cpg.h"

+/* Specific registers. */ +#define CPG_PL2SDHI_DSEL (0x218) + +/* Clock select configuration. */ +#define SEL_SDHI0 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 0, 2) +#define SEL_SDHI1 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 4, 2) + +/* Clock status configuration. */ +#define SEL_SDHI0_STS SEL_PLL_PACK(CPG_CLKSTATUS, 28, 1) +#define SEL_SDHI1_STS SEL_PLL_PACK(CPG_CLKSTATUS, 29, 1) + enum clk_ids { /* Core Clock Outputs exported to DT */ LAST_DT_CORE_CLK = R9A07G043_CLK_P0_DIV2, @@ -75,8 +86,12 @@ static const struct clk_div_table dtable_1_32[] = {

/* Mux clock tables */ static const char * const sel_pll3_3[] = { ".pll3_533", ".pll3_400" }; +#ifdef CONFIG_ARM64 static const char * const sel_pll6_2[] = { ".pll6_250", ".pll5_250" }; -static const char * const sel_shdi[] = { ".clk_533", ".clk_400", ".clk_266" }; +#endif +static const char * const sel_sdhi[] = { ".clk_533", ".clk_400", ".clk_266" }; + +static const u32 mtable_sdhi[] = { 1, 2, 3 };

static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = { /* External Clock Inputs */ @@ -120,11 +135,18 @@ static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = { DEF_DIV("P2", R9A07G043_CLK_P2, CLK_PLL3_DIV2_4_2, DIVPL3A, dtable_1_32), DEF_FIXED("M0", R9A07G043_CLK_M0, CLK_PLL3_DIV2_4, 1, 1), DEF_FIXED("ZT", R9A07G043_CLK_ZT, CLK_PLL3_DIV2_4_2, 1, 1), +#ifdef CONFIG_ARM64 DEF_MUX("HP", R9A07G043_CLK_HP, SEL_PLL6_2, sel_pll6_2), +#endif +#ifdef CONFIG_RISCV + DEF_FIXED("HP", R9A07G043_CLK_HP, CLK_PLL6_250, 1, 1), +#endif DEF_FIXED("SPI0", R9A07G043_CLK_SPI0, CLK_DIV_PLL3_C, 1, 2), DEF_FIXED("SPI1", R9A07G043_CLK_SPI1, CLK_DIV_PLL3_C, 1, 4), - DEF_SD_MUX("SD0", R9A07G043_CLK_SD0, SEL_SDHI0, sel_shdi), - DEF_SD_MUX("SD1", R9A07G043_CLK_SD1, SEL_SDHI1, sel_shdi), + DEF_SD_MUX("SD0", R9A07G043_CLK_SD0, SEL_SDHI0, SEL_SDHI0_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), + DEF_SD_MUX("SD1", R9A07G043_CLK_SD1, SEL_SDHI1, SEL_SDHI1_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), DEF_FIXED("SD0_DIV4", CLK_SD0_DIV4, R9A07G043_CLK_SD0, 1, 4), DEF_FIXED("SD1_DIV4", CLK_SD1_DIV4, R9A07G043_CLK_SD1, 1, 4), }; diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c index 02a4fc41bb6e..77e1a3a4ef1e 100644 --- a/drivers/clk/renesas/r9a07g044-cpg.c +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -15,6 +15,17 @@

#include "rzg2l-cpg.h"

+/* Specific registers. */ +#define CPG_PL2SDHI_DSEL (0x218) + +/* Clock select configuration. */ +#define SEL_SDHI0 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 0, 2) +#define SEL_SDHI1 SEL_PLL_PACK(CPG_PL2SDHI_DSEL, 4, 2) + +/* Clock status configuration. */ +#define SEL_SDHI0_STS SEL_PLL_PACK(CPG_CLKSTATUS, 28, 1) +#define SEL_SDHI1_STS SEL_PLL_PACK(CPG_CLKSTATUS, 29, 1) + enum clk_ids { /* Core Clock Outputs exported to DT */ LAST_DT_CORE_CLK = R9A07G054_CLK_DRP_A, @@ -95,9 +106,11 @@ static const struct clk_div_table dtable_16_128[] = { static const char * const sel_pll3_3[] = { ".pll3_533", ".pll3_400" }; static const char * const sel_pll5_4[] = { ".pll5_foutpostdiv", ".pll5_fout1ph0" }; static const char * const sel_pll6_2[] = { ".pll6_250", ".pll5_250" }; -static const char * const sel_shdi[] = { ".clk_533", ".clk_400", ".clk_266" }; +static const char * const sel_sdhi[] = { ".clk_533", ".clk_400", ".clk_266" }; static const char * const sel_gpu2[] = { ".pll6", ".pll3_div2_2" };

+static const u32 mtable_sdhi[] = { 1, 2, 3 }; + static const struct { struct cpg_core_clk common[56]; #ifdef CONFIG_CLK_R9A07G054 @@ -163,8 +176,10 @@ static const struct { DEF_MUX("HP", R9A07G044_CLK_HP, SEL_PLL6_2, sel_pll6_2), DEF_FIXED("SPI0", R9A07G044_CLK_SPI0, CLK_DIV_PLL3_C, 1, 2), DEF_FIXED("SPI1", R9A07G044_CLK_SPI1, CLK_DIV_PLL3_C, 1, 4), - DEF_SD_MUX("SD0", R9A07G044_CLK_SD0, SEL_SDHI0, sel_shdi), - DEF_SD_MUX("SD1", R9A07G044_CLK_SD1, SEL_SDHI1, sel_shdi), + DEF_SD_MUX("SD0", R9A07G044_CLK_SD0, SEL_SDHI0, SEL_SDHI0_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), + DEF_SD_MUX("SD1", R9A07G044_CLK_SD1, SEL_SDHI1, SEL_SDHI1_STS, sel_sdhi, + mtable_sdhi, 0, rzg2l_cpg_sd_clk_mux_notifier), DEF_FIXED("SD0_DIV4", CLK_SD0_DIV4, R9A07G044_CLK_SD0, 1, 4), DEF_FIXED("SD1_DIV4", CLK_SD1_DIV4, R9A07G044_CLK_SD1, 1, 4), DEF_DIV("G", R9A07G044_CLK_G, CLK_SEL_GPU2, DIVGPU, dtable_1_8), diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c index 5617040f307c..af4f40c108d8 100644 --- a/drivers/clk/renesas/rzg2l-cpg.c +++ b/drivers/clk/renesas/rzg2l-cpg.c @@ -57,15 +57,37 @@ #define GET_REG_SAMPLL_CLK1(val) ((val >> 22) & 0xfff) #define GET_REG_SAMPLL_CLK2(val) ((val >> 12) & 0xfff)

+#define CPG_WEN_BIT BIT(16) + #define MAX_VCLK_FREQ (148500000)

-struct sd_hw_data { +/** + * struct clk_hw_data - clock hardware data + * @hw: clock hw + * @conf: clock configuration (register offset, shift, width) + * @sconf: clock status configuration (register offset, shift, width) + * @priv: CPG private data structure + */ +struct clk_hw_data { struct clk_hw hw; u32 conf; + u32 sconf; struct rzg2l_cpg_priv *priv; };

-#define to_sd_hw_data(_hw) container_of(_hw, struct sd_hw_data, hw) +#define to_clk_hw_data(_hw) container_of(_hw, struct clk_hw_data, hw) + +/** + * struct sd_mux_hw_data - SD MUX clock hardware data + * @hw_data: clock hw data + * @mtable: clock mux table + */ +struct sd_mux_hw_data { + struct clk_hw_data hw_data; + const u32 *mtable; +}; + +#define to_sd_mux_hw_data(_hw) container_of(_hw, struct sd_mux_hw_data, hw_data)

struct rzg2l_pll5_param { u32 pl5_fracin; @@ -119,6 +141,76 @@ static void rzg2l_cpg_del_clk_provider(void *data) of_clk_del_provider(data); }

+/* Must be called in atomic context. */ +static int rzg2l_cpg_wait_clk_update_done(void __iomem *base, u32 conf) +{ + u32 bitmask = GENMASK(GET_WIDTH(conf) - 1, 0) << GET_SHIFT(conf); + u32 off = GET_REG_OFFSET(conf); + u32 val; + + return readl_poll_timeout_atomic(base + off, val, !(val & bitmask), 10, 200); +} + +int rzg2l_cpg_sd_clk_mux_notifier(struct notifier_block *nb, unsigned long event, + void *data) +{ + struct clk_notifier_data *cnd = data; + struct clk_hw *hw = __clk_get_hw(cnd->clk); + struct clk_hw_data *clk_hw_data = to_clk_hw_data(hw); + struct rzg2l_cpg_priv *priv = clk_hw_data->priv; + u32 off = GET_REG_OFFSET(clk_hw_data->conf); + u32 shift = GET_SHIFT(clk_hw_data->conf); + const u32 clk_src_266 = 3; + unsigned long flags; + int ret; + + if (event != PRE_RATE_CHANGE || (cnd->new_rate / MEGA == 266)) + return NOTIFY_DONE; + + spin_lock_irqsave(&priv->rmw_lock, flags); + + /* + * As per the HW manual, we should not directly switch from 533 MHz to + * 400 MHz and vice versa. To change the setting from 2’b01 (533 MHz) + * to 2’b10 (400 MHz) or vice versa, Switch to 2’b11 (266 MHz) first, + * and then switch to the target setting (2’b01 (533 MHz) or 2’b10 + * (400 MHz)). + * Setting a value of '0' to the SEL_SDHI0_SET or SEL_SDHI1_SET clock + * switching register is prohibited. + * The clock mux has 3 input clocks(533 MHz, 400 MHz, and 266 MHz), and + * the index to value mapping is done by adding 1 to the index. + */ + + writel((CPG_WEN_BIT | clk_src_266) << shift, priv->base + off); + + /* Wait for the update done. */ + ret = rzg2l_cpg_wait_clk_update_done(priv->base, clk_hw_data->sconf); + + spin_unlock_irqrestore(&priv->rmw_lock, flags); + + if (ret) + dev_err(priv->dev, "failed to switch to safe clk source\n"); + + return notifier_from_errno(ret); +} + +static int rzg2l_register_notifier(struct clk_hw *hw, const struct cpg_core_clk *core, + struct rzg2l_cpg_priv *priv) +{ + struct notifier_block *nb; + + if (!core->notifier) + return 0; + + nb = devm_kzalloc(priv->dev, sizeof(*nb), GFP_KERNEL); + if (!nb) + return -ENOMEM; + + nb->notifier_call = core->notifier; + + return clk_notifier_register(hw->clk, nb); +} + static struct clk * __init rzg2l_cpg_div_clk_register(const struct cpg_core_clk *core, struct clk **clks, @@ -187,63 +279,44 @@ static int rzg2l_cpg_sd_clk_mux_determine_rate(struct clk_hw *hw,

static int rzg2l_cpg_sd_clk_mux_set_parent(struct clk_hw *hw, u8 index) { - struct sd_hw_data *hwdata = to_sd_hw_data(hw); - struct rzg2l_cpg_priv *priv = hwdata->priv; - u32 off = GET_REG_OFFSET(hwdata->conf); - u32 shift = GET_SHIFT(hwdata->conf); - const u32 clk_src_266 = 2; - u32 msk, val, bitmask; + struct clk_hw_data *clk_hw_data = to_clk_hw_data(hw); + struct sd_mux_hw_data *sd_mux_hw_data = to_sd_mux_hw_data(clk_hw_data); + struct rzg2l_cpg_priv *priv = clk_hw_data->priv; + u32 off = GET_REG_OFFSET(clk_hw_data->conf); + u32 shift = GET_SHIFT(clk_hw_data->conf); unsigned long flags; + u32 val; int ret;

- /* - * As per the HW manual, we should not directly switch from 533 MHz to - * 400 MHz and vice versa. To change the setting from 2’b01 (533 MHz) - * to 2’b10 (400 MHz) or vice versa, Switch to 2’b11 (266 MHz) first, - * and then switch to the target setting (2’b01 (533 MHz) or 2’b10 - * (400 MHz)). - * Setting a value of '0' to the SEL_SDHI0_SET or SEL_SDHI1_SET clock - * switching register is prohibited. - * The clock mux has 3 input clocks(533 MHz, 400 MHz, and 266 MHz), and - * the index to value mapping is done by adding 1 to the index. - */ - bitmask = (GENMASK(GET_WIDTH(hwdata->conf) - 1, 0) << shift) << 16; - msk = off ? CPG_CLKSTATUS_SELSDHI1_STS : CPG_CLKSTATUS_SELSDHI0_STS; + val = clk_mux_index_to_val(sd_mux_hw_data->mtable, CLK_MUX_ROUND_CLOSEST, index); + spin_lock_irqsave(&priv->rmw_lock, flags); - if (index != clk_src_266) { - writel(bitmask | ((clk_src_266 + 1) << shift), priv->base + off); - - ret = readl_poll_timeout_atomic(priv->base + CPG_CLKSTATUS, val, - !(val & msk), 10, - CPG_SDHI_CLK_SWITCH_STATUS_TIMEOUT_US); - if (ret) - goto unlock; - }

- writel(bitmask | ((index + 1) << shift), priv->base + off); + writel((CPG_WEN_BIT | val) << shift, priv->base + off); + + /* Wait for the update done. */ + ret = rzg2l_cpg_wait_clk_update_done(priv->base, clk_hw_data->sconf);

- ret = readl_poll_timeout_atomic(priv->base + CPG_CLKSTATUS, val, - !(val & msk), 10, - CPG_SDHI_CLK_SWITCH_STATUS_TIMEOUT_US); -unlock: spin_unlock_irqrestore(&priv->rmw_lock, flags);

if (ret) - dev_err(priv->dev, "failed to switch clk source\n"); + dev_err(priv->dev, "Failed to switch parent\n");

return ret; }

static u8 rzg2l_cpg_sd_clk_mux_get_parent(struct clk_hw *hw) { - struct sd_hw_data *hwdata = to_sd_hw_data(hw); - struct rzg2l_cpg_priv *priv = hwdata->priv; - u32 val = readl(priv->base + GET_REG_OFFSET(hwdata->conf)); + struct clk_hw_data *clk_hw_data = to_clk_hw_data(hw); + struct sd_mux_hw_data *sd_mux_hw_data = to_sd_mux_hw_data(clk_hw_data); + struct rzg2l_cpg_priv *priv = clk_hw_data->priv; + u32 val;

- val >>= GET_SHIFT(hwdata->conf); - val &= GENMASK(GET_WIDTH(hwdata->conf) - 1, 0); + val = readl(priv->base + GET_REG_OFFSET(clk_hw_data->conf)); + val >>= GET_SHIFT(clk_hw_data->conf); + val &= GENMASK(GET_WIDTH(clk_hw_data->conf) - 1, 0);

- return val ? val - 1 : 0; + return clk_mux_val_to_index(hw, sd_mux_hw_data->mtable, CLK_MUX_ROUND_CLOSEST, val); }

static const struct clk_ops rzg2l_cpg_sd_clk_mux_ops = { @@ -257,31 +330,40 @@ rzg2l_cpg_sd_mux_clk_register(const struct cpg_core_clk *core, void __iomem *base, struct rzg2l_cpg_priv *priv) { - struct sd_hw_data *clk_hw_data; + struct sd_mux_hw_data *sd_mux_hw_data; struct clk_init_data init; struct clk_hw *clk_hw; int ret;

- clk_hw_data = devm_kzalloc(priv->dev, sizeof(*clk_hw_data), GFP_KERNEL); - if (!clk_hw_data) + sd_mux_hw_data = devm_kzalloc(priv->dev, sizeof(*sd_mux_hw_data), GFP_KERNEL); + if (!sd_mux_hw_data) return ERR_PTR(-ENOMEM);

- clk_hw_data->priv = priv; - clk_hw_data->conf = core->conf; + sd_mux_hw_data->hw_data.priv = priv; + sd_mux_hw_data->hw_data.conf = core->conf; + sd_mux_hw_data->hw_data.sconf = core->sconf; + sd_mux_hw_data->mtable = core->mtable;

init.name = GET_SHIFT(core->conf) ? "sd1" : "sd0"; init.ops = &rzg2l_cpg_sd_clk_mux_ops; - init.flags = 0; + init.flags = core->flag; init.num_parents = core->num_parents; init.parent_names = core->parent_names;

- clk_hw = &clk_hw_data->hw; + clk_hw = &sd_mux_hw_data->hw_data.hw; clk_hw->init = &init;

ret = devm_clk_hw_register(priv->dev, clk_hw); if (ret) return ERR_PTR(ret);

+ ret = rzg2l_register_notifier(clk_hw, core, priv); + if (ret) { + dev_err(priv->dev, "Failed to register notifier for %s\n", + core->name); + return ERR_PTR(ret); + } + return clk_hw->clk; }

diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h index aefa53a90059..6418961dc882 100644 --- a/drivers/clk/renesas/rzg2l-cpg.h +++ b/drivers/clk/renesas/rzg2l-cpg.h @@ -9,6 +9,8 @@ #ifndef __RENESAS_RZG2L_CPG_H__ #define __RENESAS_RZG2L_CPG_H__

+#include <linux/notifier.h> + #define CPG_SIPLL5_STBY (0x140) #define CPG_SIPLL5_CLK1 (0x144) #define CPG_SIPLL5_CLK3 (0x14C) @@ -19,7 +21,6 @@ #define CPG_PL2_DDIV (0x204) #define CPG_PL3A_DDIV (0x208) #define CPG_PL6_DDIV (0x210) -#define CPG_PL2SDHI_DSEL (0x218) #define CPG_CLKSTATUS (0x280) #define CPG_PL3_SSEL (0x408) #define CPG_PL6_SSEL (0x414) @@ -43,8 +44,6 @@ #define CPG_CLKSTATUS_SELSDHI0_STS BIT(28) #define CPG_CLKSTATUS_SELSDHI1_STS BIT(29)

-#define CPG_SDHI_CLK_SWITCH_STATUS_TIMEOUT_US 200 - /* n = 0/1/2 for PLL1/4/6 */ #define CPG_SAMPLL_CLK1(n) (0x04 + (16 * n)) #define CPG_SAMPLL_CLK2(n) (0x08 + (16 * n)) @@ -69,9 +68,6 @@ #define SEL_PLL6_2 SEL_PLL_PACK(CPG_PL6_ETH_SSEL, 0, 1) #define SEL_GPU2 SEL_PLL_PACK(CPG_PL6_SSEL, 12, 1)

-#define SEL_SDHI0 DDIV_PACK(CPG_PL2SDHI_DSEL, 0, 2) -#define SEL_SDHI1 DDIV_PACK(CPG_PL2SDHI_DSEL, 4, 2) - #define EXTAL_FREQ_IN_MEGA_HZ (24)

/** @@ -90,10 +86,13 @@ struct cpg_core_clk { unsigned int mult; unsigned int type; unsigned int conf; + unsigned int sconf; const struct clk_div_table *dtable; + const u32 *mtable; const char * const *parent_names; - int flag; - int mux_flags; + notifier_fn_t notifier; + u32 flag; + u32 mux_flags; int num_parents; };

@@ -151,10 +150,11 @@ enum clk_types { .parent_names = _parent_names, \ .num_parents = ARRAY_SIZE(_parent_names), \ .mux_flags = CLK_MUX_READ_ONLY) -#define DEF_SD_MUX(_name, _id, _conf, _parent_names) \ - DEF_TYPE(_name, _id, CLK_TYPE_SD_MUX, .conf = _conf, \ +#define DEF_SD_MUX(_name, _id, _conf, _sconf, _parent_names, _mtable, _clk_flags, _notifier) \ + DEF_TYPE(_name, _id, CLK_TYPE_SD_MUX, .conf = _conf, .sconf = _sconf, \ .parent_names = _parent_names, \ - .num_parents = ARRAY_SIZE(_parent_names)) + .num_parents = ARRAY_SIZE(_parent_names), \ + .mtable = _mtable, .flag = _clk_flags, .notifier = _notifier) #define DEF_PLL5_FOUTPOSTDIV(_name, _id, _parent) \ DEF_TYPE(_name, _id, CLK_TYPE_SIPLL5, .parent = _parent) #define DEF_PLL5_4_MUX(_name, _id, _conf, _parent_names) \ @@ -269,4 +269,6 @@ extern const struct rzg2l_cpg_info r9a07g044_cpg_info; extern const struct rzg2l_cpg_info r9a07g054_cpg_info; extern const struct rzg2l_cpg_info r9a09g011_cpg_info;

+int rzg2l_cpg_sd_clk_mux_notifier(struct notifier_block *nb, unsigned long event, void *data); + #endif diff --git a/drivers/comedi/drivers/jr3_pci.c b/drivers/comedi/drivers/jr3_pci.c index 951c23fa0369..88f1e7862614 100644 --- a/drivers/comedi/drivers/jr3_pci.c +++ b/drivers/comedi/drivers/jr3_pci.c @@ -87,6 +87,7 @@ struct jr3_pci_poll_delay { struct jr3_pci_dev_private { struct timer_list timer; struct comedi_device *dev; + bool timer_enable; };

union jr3_pci_single_range { @@ -596,10 +597,11 @@ static void jr3_pci_poll_dev(struct timer_list *t) delay = sub_delay.max; } } + if (devpriv->timer_enable) { + devpriv->timer.expires = jiffies + msecs_to_jiffies(delay); + add_timer(&devpriv->timer); + } spin_unlock_irqrestore(&dev->spinlock, flags); - - devpriv->timer.expires = jiffies + msecs_to_jiffies(delay); - add_timer(&devpriv->timer); }

static struct jr3_pci_subdev_private * @@ -748,6 +750,7 @@ static int jr3_pci_auto_attach(struct comedi_device *dev, devpriv->dev = dev; timer_setup(&devpriv->timer, jr3_pci_poll_dev, 0); devpriv->timer.expires = jiffies + msecs_to_jiffies(1000); + devpriv->timer_enable = true; add_timer(&devpriv->timer);

return 0; @@ -757,8 +760,12 @@ static void jr3_pci_detach(struct comedi_device *dev) { struct jr3_pci_dev_private *devpriv = dev->private;

- if (devpriv) - del_timer_sync(&devpriv->timer); + if (devpriv) { + spin_lock_bh(&dev->spinlock); + devpriv->timer_enable = false; + spin_unlock_bh(&dev->spinlock); + timer_delete_sync(&devpriv->timer); + }

comedi_pci_detach(dev); } diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c index 12fc07ed3502..cfa2e3f0e56b 100644 --- a/drivers/cpufreq/cppc_cpufreq.c +++ b/drivers/cpufreq/cppc_cpufreq.c @@ -749,7 +749,7 @@ static unsigned int cppc_cpufreq_get_rate(unsigned int cpu) int ret;

if (!policy) - return -ENODEV; + return 0;

cpu_data = policy->driver_data;

diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 079940c69ee0..e4989764efe2 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -33,11 +33,17 @@ static const struct scmi_perf_proto_ops *perf_ops;

static unsigned int scmi_cpufreq_get_rate(unsigned int cpu) { - struct cpufreq_policy *policy = cpufreq_cpu_get_raw(cpu); - struct scmi_data *priv = policy->driver_data; + struct cpufreq_policy *policy; + struct scmi_data *priv; unsigned long rate; int ret;

+ policy = cpufreq_cpu_get_raw(cpu); + if (unlikely(!policy)) + return 0; + + priv = policy->driver_data; + ret = perf_ops->freq_get(ph, priv->domain_id, &rate, false); if (ret) return 0; diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c index 433deec4b61f..217073faf60c 100644 --- a/drivers/cpufreq/scpi-cpufreq.c +++ b/drivers/cpufreq/scpi-cpufreq.c @@ -29,9 +29,16 @@ static struct scpi_ops *scpi_ops;

static unsigned int scpi_cpufreq_get_rate(unsigned int cpu) { - struct cpufreq_policy *policy = cpufreq_cpu_get_raw(cpu); - struct scpi_data *priv = policy->driver_data; - unsigned long rate = clk_get_rate(priv->clk); + struct cpufreq_policy *policy; + struct scpi_data *priv; + unsigned long rate; + + policy = cpufreq_cpu_get_raw(cpu); + if (unlikely(!policy)) + return 0; + + priv = policy->driver_data; + rate = clk_get_rate(priv->clk);

return rate / 1000; } diff --git a/drivers/crypto/atmel-sha204a.c b/drivers/crypto/atmel-sha204a.c index a84b657598c6..51738c730717 100644 --- a/drivers/crypto/atmel-sha204a.c +++ b/drivers/crypto/atmel-sha204a.c @@ -107,7 +107,12 @@ static int atmel_sha204a_probe(struct i2c_client *client,

i2c_priv->hwrng.name = dev_name(&client->dev); i2c_priv->hwrng.read = atmel_sha204a_rng_read; - i2c_priv->hwrng.quality = 1024; + + /* + * According to review by Bill Cox [1], this HWRNG has very low entropy. + * [1] https://www.metzdowd.com/pipermail/cryptography/2014-December/023858.html + */ + i2c_priv->hwrng.quality = 1;

ret = devm_hwrng_register(&client->dev, &i2c_priv->hwrng); if (ret) diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c index ef99174d81ce..546bba502fbc 100644 --- a/drivers/dma-buf/udmabuf.c +++ b/drivers/dma-buf/udmabuf.c @@ -186,7 +186,7 @@ static long udmabuf_create(struct miscdevice *device, if (!ubuf) return -ENOMEM;

- pglimit = (size_limit_mb * 1024 * 1024) >> PAGE_SHIFT; + pglimit = ((u64)size_limit_mb * 1024 * 1024) >> PAGE_SHIFT; for (i = 0; i < head->count; i++) { if (!IS_ALIGNED(list[i].offset, PAGE_SIZE)) goto err; diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index ffe621695e47..78b8a97b2363 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -827,9 +827,9 @@ static int dmatest_func(void *data) } else { dma_async_issue_pending(chan);

- wait_event_freezable_timeout(thread->done_wait, - done->done, - msecs_to_jiffies(params->timeout)); + wait_event_timeout(thread->done_wait, + done->done, + msecs_to_jiffies(params->timeout));

status = dma_async_is_tx_complete(chan, cookie, NULL, NULL); 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 f4db6c13049d..7dee02e8ba6f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -2795,16 +2795,16 @@ static void dm_gpureset_commit_state(struct dc_state *dc_state, for (k = 0; k < dc_state->stream_count; k++) { bundle->stream_update.stream = dc_state->streams[k];

- for (m = 0; m < dc_state->stream_status->plane_count; m++) { + for (m = 0; m < dc_state->stream_status[k].plane_count; m++) { bundle->surface_updates[m].surface = - dc_state->stream_status->plane_states[m]; + dc_state->stream_status[k].plane_states[m]; bundle->surface_updates[m].surface->force_full_update = true; }

update_planes_and_stream_adapter(dm->dc, UPDATE_TYPE_FULL, - dc_state->stream_status->plane_count, + dc_state->stream_status[k].plane_count, dc_state->streams[k], &bundle->stream_update, bundle->surface_updates); @@ -9358,6 +9358,9 @@ static bool should_reset_plane(struct drm_atomic_state *state, if (adev->ip_versions[DCE_HWIP][0] < IP_VERSION(3, 2, 0) && state->allow_modeset) return true;

+ if (amdgpu_in_reset(adev) && state->allow_modeset) + return true; + /* Exit early if we know that we're adding or removing the plane. */ if (old_plane_state->crtc != new_plane_state->crtc) return true; diff --git a/drivers/iio/adc/ad7768-1.c b/drivers/iio/adc/ad7768-1.c index 70a25949142c..74b0c85944bd 100644 --- a/drivers/iio/adc/ad7768-1.c +++ b/drivers/iio/adc/ad7768-1.c @@ -142,7 +142,7 @@ static const struct iio_chan_spec ad7768_channels[] = { .channel = 0, .scan_index = 0, .scan_type = { - .sign = 'u', + .sign = 's', .realbits = 24, .storagebits = 32, .shift = 8, @@ -370,12 +370,11 @@ static int ad7768_read_raw(struct iio_dev *indio_dev, return ret;

ret = ad7768_scan_direct(indio_dev); - if (ret >= 0) - *val = ret;

iio_device_release_direct_mode(indio_dev); if (ret < 0) return ret; + *val = sign_extend32(ret, chan->scan_type.realbits - 1);

return IIO_VAL_INT;

diff --git a/drivers/infiniband/hw/qib/qib_fs.c b/drivers/infiniband/hw/qib/qib_fs.c index 182a89bb24ef..caade796bc3c 100644 --- a/drivers/infiniband/hw/qib/qib_fs.c +++ b/drivers/infiniband/hw/qib/qib_fs.c @@ -55,6 +55,7 @@ static int qibfs_mknod(struct inode *dir, struct dentry *dentry, struct inode *inode = new_inode(dir->i_sb);

if (!inode) { + dput(dentry); error = -EPERM; goto bail; } diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 5d34416b3468..4421b464947b 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -3589,7 +3589,7 @@ static int amd_ir_set_vcpu_affinity(struct irq_data *data, void *vcpu_info) * we should not modify the IRTE */ if (!dev_data || !dev_data->use_vapic) - return 0; + return -EINVAL;

ir_data->cfg = irqd_cfg(data); pi_data->ir_data = ir_data; diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c index 1ae37e693de0..d080e21df666 100644 --- a/drivers/mcb/mcb-parse.c +++ b/drivers/mcb/mcb-parse.c @@ -101,7 +101,7 @@ static int chameleon_parse_gdd(struct mcb_bus *bus,

ret = mcb_device_register(bus, mdev); if (ret < 0) - goto err; + return ret;

return 0;

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 76f7ca53d812..38e77a4b6b33 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -2068,14 +2068,9 @@ static int fix_sync_read_error(struct r1bio *r1_bio) if (!rdev_set_badblocks(rdev, sect, s, 0)) abort = 1; } - if (abort) { - conf->recovery_disabled = - mddev->recovery_disabled; - set_bit(MD_RECOVERY_INTR, &mddev->recovery); - md_done_sync(mddev, r1_bio->sectors, 0); - put_buf(r1_bio); + if (abort) return 0; - } + /* Try next page */ sectors -= s; sect += s; @@ -2214,10 +2209,21 @@ static void sync_request_write(struct mddev *mddev, struct r1bio *r1_bio) int disks = conf->raid_disks * 2; struct bio *wbio;

- if (!test_bit(R1BIO_Uptodate, &r1_bio->state)) - /* ouch - failed to read all of that. */ - if (!fix_sync_read_error(r1_bio)) + if (!test_bit(R1BIO_Uptodate, &r1_bio->state)) { + /* + * ouch - failed to read all of that. + * No need to fix read error for check/repair + * because all member disks are read. + */ + if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) || + !fix_sync_read_error(r1_bio)) { + conf->recovery_disabled = mddev->recovery_disabled; + set_bit(MD_RECOVERY_INTR, &mddev->recovery); + md_done_sync(mddev, r1_bio->sectors, 0); + put_buf(r1_bio); return; + } + }

if (test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) process_checks(r1_bio); diff --git a/drivers/misc/lkdtm/perms.c b/drivers/misc/lkdtm/perms.c index b93404d65650..e82d9543a0c5 100644 --- a/drivers/misc/lkdtm/perms.c +++ b/drivers/misc/lkdtm/perms.c @@ -28,6 +28,13 @@ static const unsigned long rodata = 0xAA55AA55; /* This is marked __ro_after_init, so it should ultimately be .rodata. */ static unsigned long ro_after_init __ro_after_init = 0x55AA5500;

+/* + * This is a pointer to do_nothing() which is initialized at runtime rather + * than build time to avoid objtool IBT validation warnings caused by an + * inlined unrolled memcpy() in execute_location(). + */ +static void __ro_after_init *do_nothing_ptr; + /* * This just returns to the caller. It is designed to be copied into * non-executable memory regions. @@ -65,13 +72,12 @@ static noinline void execute_location(void *dst, bool write) { void (*func)(void); func_desc_t fdesc; - void *do_nothing_text = dereference_function_descriptor(do_nothing);

- pr_info("attempting ok execution at %px\n", do_nothing_text); + pr_info("attempting ok execution at %px\n", do_nothing_ptr); do_nothing();

if (write == CODE_WRITE) { - memcpy(dst, do_nothing_text, EXEC_SIZE); + memcpy(dst, do_nothing_ptr, EXEC_SIZE); flush_icache_range((unsigned long)dst, (unsigned long)dst + EXEC_SIZE); } @@ -267,6 +273,8 @@ static void lkdtm_ACCESS_NULL(void)

void __init lkdtm_perms_init(void) { + do_nothing_ptr = dereference_function_descriptor(do_nothing); + /* Make sure we can write to __ro_after_init values during __init */ ro_after_init |= 0xAA; } diff --git a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c index c6199ded8f6d..e9f40abf21d2 100644 --- a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c +++ b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_gpio.c @@ -37,6 +37,7 @@ struct pci1xxxx_gpio { struct auxiliary_device *aux_dev; void __iomem *reg_base; + raw_spinlock_t wa_lock; struct gpio_chip gpio; spinlock_t lock; int irq_base; @@ -164,7 +165,7 @@ static void pci1xxxx_gpio_irq_ack(struct irq_data *data) unsigned long flags;

spin_lock_irqsave(&priv->lock, flags); - pci1xxx_assign_bit(priv->reg_base, INTR_STAT_OFFSET(gpio), (gpio % 32), true); + writel(BIT(gpio % 32), priv->reg_base + INTR_STAT_OFFSET(gpio)); spin_unlock_irqrestore(&priv->lock, flags); }

@@ -250,6 +251,7 @@ static irqreturn_t pci1xxxx_gpio_irq_handler(int irq, void *dev_id) struct pci1xxxx_gpio *priv = dev_id; struct gpio_chip *gc = &priv->gpio; unsigned long int_status = 0; + unsigned long wa_flags; unsigned long flags; u8 pincount; int bit; @@ -273,7 +275,9 @@ static irqreturn_t pci1xxxx_gpio_irq_handler(int irq, void *dev_id) writel(BIT(bit), priv->reg_base + INTR_STATUS_OFFSET(gpiobank)); spin_unlock_irqrestore(&priv->lock, flags); irq = irq_find_mapping(gc->irq.domain, (bit + (gpiobank * 32))); - handle_nested_irq(irq); + raw_spin_lock_irqsave(&priv->wa_lock, wa_flags); + generic_handle_irq(irq); + raw_spin_unlock_irqrestore(&priv->wa_lock, wa_flags); } } spin_lock_irqsave(&priv->lock, flags); diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index a4668ddd9455..4adfa5af162f 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -117,6 +117,7 @@

#define MEI_DEV_ID_LNL_M 0xA870 /* Lunar Lake Point M */

+#define MEI_DEV_ID_PTL_H 0xE370 /* Panther Lake H */ #define MEI_DEV_ID_PTL_P 0xE470 /* Panther Lake P */

/* diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index be9b5d36a077..17648443a419 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -124,6 +124,7 @@ static const struct pci_device_id mei_me_pci_tbl[] = {

{MEI_PCI_DEVICE(MEI_DEV_ID_LNL_M, MEI_ME_PCH15_CFG)},

+ {MEI_PCI_DEVICE(MEI_DEV_ID_PTL_H, MEI_ME_PCH15_CFG)}, {MEI_PCI_DEVICE(MEI_DEV_ID_PTL_P, MEI_ME_PCH15_CFG)},

/* required last entry */ diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 4c60f79ce269..29e4c94c8405 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -470,11 +470,11 @@ static int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, return err; }

-static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port) +static int mv88e6xxx_phy_is_internal(struct mv88e6xxx_chip *chip, int port) { - struct mv88e6xxx_chip *chip = ds->priv; - - return port < chip->info->num_internal_phys; + return port >= chip->info->internal_phys_offset && + port < chip->info->num_internal_phys + + chip->info->internal_phys_offset; }

static int mv88e6xxx_port_ppu_updates(struct mv88e6xxx_chip *chip, int port) @@ -591,7 +591,7 @@ static void mv88e6095_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,

config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100;

- if (mv88e6xxx_phy_is_internal(chip->ds, port)) { + if (mv88e6xxx_phy_is_internal(chip, port)) { __set_bit(PHY_INTERFACE_MODE_MII, config->supported_interfaces); } else { if (cmode < ARRAY_SIZE(mv88e6185_phy_interface_modes) && @@ -839,7 +839,7 @@ static void mv88e6xxx_get_caps(struct dsa_switch *ds, int port, chip->info->ops->phylink_get_caps(chip, port, config); mv88e6xxx_reg_unlock(chip);

- if (mv88e6xxx_phy_is_internal(ds, port)) { + if (mv88e6xxx_phy_is_internal(chip, port)) { __set_bit(PHY_INTERFACE_MODE_INTERNAL, config->supported_interfaces); /* Internal ports with no phy-mode need GMII for PHYLIB */ @@ -848,29 +848,38 @@ static void mv88e6xxx_get_caps(struct dsa_switch *ds, int port, } }

+static int mv88e6xxx_mac_prepare(struct dsa_switch *ds, int port, + unsigned int mode, phy_interface_t interface) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err = 0; + + /* In inband mode, the link may come up at any time while the link + * is not forced down. Force the link down while we reconfigure the + * interface mode. + */ + if (mode == MLO_AN_INBAND && + chip->ports[port].interface != interface && + chip->info->ops->port_set_link) { + mv88e6xxx_reg_lock(chip); + err = chip->info->ops->port_set_link(chip, port, + LINK_FORCED_DOWN); + mv88e6xxx_reg_unlock(chip); + } + + return err; +} + static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state) { struct mv88e6xxx_chip *chip = ds->priv; - struct mv88e6xxx_port *p; int err = 0;

- p = &chip->ports[port]; - mv88e6xxx_reg_lock(chip);

- if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(ds, port)) { - /* In inband mode, the link may come up at any time while the - * link is not forced down. Force the link down while we - * reconfigure the interface mode. - */ - if (mode == MLO_AN_INBAND && - p->interface != state->interface && - chip->info->ops->port_set_link) - chip->info->ops->port_set_link(chip, port, - LINK_FORCED_DOWN); - + if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(chip, port)) { err = mv88e6xxx_port_config_interface(chip, port, state->interface); if (err && err != -EOPNOTSUPP) @@ -887,24 +896,38 @@ static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port, err = 0; }

+err_unlock: + mv88e6xxx_reg_unlock(chip); + + if (err && err != -EOPNOTSUPP) + dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port); +} + +static int mv88e6xxx_mac_finish(struct dsa_switch *ds, int port, + unsigned int mode, phy_interface_t interface) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err = 0; + /* Undo the forced down state above after completing configuration * irrespective of its state on entry, which allows the link to come * up in the in-band case where there is no separate SERDES. Also * ensure that the link can come up if the PPU is in use and we are * in PHY mode (we treat the PPU as an effective in-band mechanism.) */ + mv88e6xxx_reg_lock(chip); + if (chip->info->ops->port_set_link && - ((mode == MLO_AN_INBAND && p->interface != state->interface) || + ((mode == MLO_AN_INBAND && + chip->ports[port].interface != interface) || (mode == MLO_AN_PHY && mv88e6xxx_port_ppu_updates(chip, port)))) - chip->info->ops->port_set_link(chip, port, LINK_UNFORCED); - - p->interface = state->interface; + err = chip->info->ops->port_set_link(chip, port, LINK_UNFORCED);

-err_unlock: mv88e6xxx_reg_unlock(chip);

- if (err && err != -EOPNOTSUPP) - dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port); + chip->ports[port].interface = interface; + + return err; }

static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port, @@ -5150,6 +5173,7 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { .port_set_rgmii_delay = mv88e6320_port_set_rgmii_delay, .port_set_speed_duplex = mv88e6185_port_set_speed_duplex, .port_tag_remap = mv88e6095_port_tag_remap, + .port_set_policy = mv88e6352_port_set_policy, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_ucast_flood = mv88e6352_port_set_ucast_flood, .port_set_mcast_flood = mv88e6352_port_set_mcast_flood, @@ -5174,8 +5198,10 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { .hardware_reset_pre = mv88e6xxx_g2_eeprom_wait, .hardware_reset_post = mv88e6xxx_g2_eeprom_wait, .reset = mv88e6352_g1_reset, - .vtu_getnext = mv88e6185_g1_vtu_getnext, - .vtu_loadpurge = mv88e6185_g1_vtu_loadpurge, + .vtu_getnext = mv88e6352_g1_vtu_getnext, + .vtu_loadpurge = mv88e6352_g1_vtu_loadpurge, + .stu_getnext = mv88e6352_g1_stu_getnext, + .stu_loadpurge = mv88e6352_g1_stu_loadpurge, .gpio_ops = &mv88e6352_gpio_ops, .avb_ops = &mv88e6352_avb_ops, .ptp_ops = &mv88e6352_ptp_ops, @@ -5198,6 +5224,7 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .port_set_rgmii_delay = mv88e6320_port_set_rgmii_delay, .port_set_speed_duplex = mv88e6185_port_set_speed_duplex, .port_tag_remap = mv88e6095_port_tag_remap, + .port_set_policy = mv88e6352_port_set_policy, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_ucast_flood = mv88e6352_port_set_ucast_flood, .port_set_mcast_flood = mv88e6352_port_set_mcast_flood, @@ -5221,8 +5248,10 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .hardware_reset_pre = mv88e6xxx_g2_eeprom_wait, .hardware_reset_post = mv88e6xxx_g2_eeprom_wait, .reset = mv88e6352_g1_reset, - .vtu_getnext = mv88e6185_g1_vtu_getnext, - .vtu_loadpurge = mv88e6185_g1_vtu_loadpurge, + .vtu_getnext = mv88e6352_g1_vtu_getnext, + .vtu_loadpurge = mv88e6352_g1_vtu_loadpurge, + .stu_getnext = mv88e6352_g1_stu_getnext, + .stu_loadpurge = mv88e6352_g1_stu_loadpurge, .gpio_ops = &mv88e6352_gpio_ops, .avb_ops = &mv88e6352_avb_ops, .ptp_ops = &mv88e6352_ptp_ops, @@ -5790,7 +5819,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .global2_addr = 0x1c, .age_time_coeff = 3750, - .atu_move_port_mask = 0x1f, + .atu_move_port_mask = 0xf, .g1_irqs = 9, .g2_irqs = 10, .pvt = true, @@ -6189,9 +6218,11 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .num_databases = 4096, .num_macs = 8192, .num_ports = 7, - .num_internal_phys = 5, + .num_internal_phys = 2, + .internal_phys_offset = 3, .num_gpio = 15, .max_vid = 4095, + .max_sid = 63, .port_base_addr = 0x10, .phy_base_addr = 0x0, .global1_addr = 0x1b, @@ -6214,9 +6245,11 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .num_databases = 4096, .num_macs = 8192, .num_ports = 7, - .num_internal_phys = 5, + .num_internal_phys = 2, + .internal_phys_offset = 3, .num_gpio = 15, .max_vid = 4095, + .max_sid = 63, .port_base_addr = 0x10, .phy_base_addr = 0x0, .global1_addr = 0x1b, @@ -6225,6 +6258,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .g1_irqs = 8, .g2_irqs = 10, .atu_move_port_mask = 0xf, + .pvt = true, .multi_chip = true, .edsa_support = MV88E6XXX_EDSA_SUPPORTED, .ptp_support = true, @@ -6247,7 +6281,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = { .global1_addr = 0x1b, .global2_addr = 0x1c, .age_time_coeff = 3750, - .atu_move_port_mask = 0x1f, + .atu_move_port_mask = 0xf, .g1_irqs = 9, .g2_irqs = 10, .pvt = true, @@ -7024,7 +7058,9 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .port_teardown = mv88e6xxx_port_teardown, .phylink_get_caps = mv88e6xxx_get_caps, .phylink_mac_link_state = mv88e6xxx_serdes_pcs_get_state, + .phylink_mac_prepare = mv88e6xxx_mac_prepare, .phylink_mac_config = mv88e6xxx_mac_config, + .phylink_mac_finish = mv88e6xxx_mac_finish, .phylink_mac_an_restart = mv88e6xxx_serdes_pcs_an_restart, .phylink_mac_link_down = mv88e6xxx_mac_link_down, .phylink_mac_link_up = mv88e6xxx_mac_link_up, diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index b34e96e689d5..4a8b56ed1bd6 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -167,6 +167,11 @@ struct mv88e6xxx_info {

/* Supports PTP */ bool ptp_support; + + /* Internal PHY start index. 0 means that internal PHYs range starts at + * port 0, 1 means internal PHYs range starts at port 1, etc + */ + unsigned int internal_phys_offset; };

struct mv88e6xxx_atu_entry { diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index ac302a935ce6..8480d08e6f94 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -1184,31 +1184,22 @@ int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip) int mv88e6xxx_g2_irq_mdio_setup(struct mv88e6xxx_chip *chip, struct mii_bus *bus) { - int phy, irq, err, err_phy; + int phy_start = chip->info->internal_phys_offset; + int phy_end = chip->info->internal_phys_offset + + chip->info->num_internal_phys; + int phy, irq;

- for (phy = 0; phy < chip->info->num_internal_phys; phy++) { + for (phy = phy_start; phy < phy_end; phy++) { irq = irq_find_mapping(chip->g2_irq.domain, phy); - if (irq < 0) { - err = irq; - goto out; - } + if (irq < 0) + return irq; + bus->irq[chip->info->phy_base_addr + phy] = irq; } return 0; -out: - err_phy = phy; - - for (phy = 0; phy < err_phy; phy++) - irq_dispose_mapping(bus->irq[phy]); - - return err; }

void mv88e6xxx_g2_irq_mdio_free(struct mv88e6xxx_chip *chip, struct mii_bus *bus) { - int phy; - - for (phy = 0; phy < chip->info->num_internal_phys; phy++) - irq_dispose_mapping(bus->irq[phy]); } diff --git a/drivers/net/phy/phy_led_triggers.c b/drivers/net/phy/phy_led_triggers.c index f550576eb9da..6f9d8da76c4d 100644 --- a/drivers/net/phy/phy_led_triggers.c +++ b/drivers/net/phy/phy_led_triggers.c @@ -91,9 +91,8 @@ int phy_led_triggers_register(struct phy_device *phy) if (!phy->phy_num_led_triggers) return 0;

- phy->led_link_trigger = devm_kzalloc(&phy->mdio.dev, - sizeof(*phy->led_link_trigger), - GFP_KERNEL); + phy->led_link_trigger = kzalloc(sizeof(*phy->led_link_trigger), + GFP_KERNEL); if (!phy->led_link_trigger) { err = -ENOMEM; goto out_clear; @@ -103,10 +102,9 @@ int phy_led_triggers_register(struct phy_device *phy) if (err) goto out_free_link;

- phy->phy_led_triggers = devm_kcalloc(&phy->mdio.dev, - phy->phy_num_led_triggers, - sizeof(struct phy_led_trigger), - GFP_KERNEL); + phy->phy_led_triggers = kcalloc(phy->phy_num_led_triggers, + sizeof(struct phy_led_trigger), + GFP_KERNEL); if (!phy->phy_led_triggers) { err = -ENOMEM; goto out_unreg_link; @@ -127,11 +125,11 @@ int phy_led_triggers_register(struct phy_device *phy) out_unreg: while (i--) phy_led_trigger_unregister(&phy->phy_led_triggers[i]); - devm_kfree(&phy->mdio.dev, phy->phy_led_triggers); + kfree(phy->phy_led_triggers); out_unreg_link: phy_led_trigger_unregister(phy->led_link_trigger); out_free_link: - devm_kfree(&phy->mdio.dev, phy->led_link_trigger); + kfree(phy->led_link_trigger); phy->led_link_trigger = NULL; out_clear: phy->phy_num_led_triggers = 0; @@ -145,8 +143,13 @@ void phy_led_triggers_unregister(struct phy_device *phy)

for (i = 0; i < phy->phy_num_led_triggers; i++) phy_led_trigger_unregister(&phy->phy_led_triggers[i]); + kfree(phy->phy_led_triggers); + phy->phy_led_triggers = NULL;

- if (phy->led_link_trigger) + if (phy->led_link_trigger) { phy_led_trigger_unregister(phy->led_link_trigger); + kfree(phy->led_link_trigger); + phy->led_link_trigger = NULL; + } } EXPORT_SYMBOL_GPL(phy_led_triggers_unregister); diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 4620a0d5c77b..7c390c2c608d 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -2146,7 +2146,7 @@ void rtw_core_deinit(struct rtw_dev *rtwdev)

destroy_workqueue(rtwdev->tx_wq); spin_lock_irqsave(&rtwdev->tx_report.q_lock, flags); - skb_queue_purge(&rtwdev->tx_report.queue); + ieee80211_purge_tx_queue(rtwdev->hw, &rtwdev->tx_report.queue); skb_queue_purge(&rtwdev->coex.queue); spin_unlock_irqrestore(&rtwdev->tx_report.q_lock, flags);

diff --git a/drivers/net/wireless/realtek/rtw88/tx.c b/drivers/net/wireless/realtek/rtw88/tx.c index ab39245e9c2f..05e6911a4044 100644 --- a/drivers/net/wireless/realtek/rtw88/tx.c +++ b/drivers/net/wireless/realtek/rtw88/tx.c @@ -169,7 +169,7 @@ void rtw_tx_report_purge_timer(struct timer_list *t) rtw_warn(rtwdev, "failed to get tx report from firmware\n");

spin_lock_irqsave(&tx_report->q_lock, flags); - skb_queue_purge(&tx_report->queue); + ieee80211_purge_tx_queue(rtwdev->hw, &tx_report->queue); spin_unlock_irqrestore(&tx_report->q_lock, flags); }

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 8425226c09f0..69ef50fb2e1b 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -985,20 +985,27 @@ static u32 xennet_run_xdp(struct netfront_queue *queue, struct page *pdata, act = bpf_prog_run_xdp(prog, xdp); switch (act) { case XDP_TX: - get_page(pdata); xdpf = xdp_convert_buff_to_frame(xdp); + if (unlikely(!xdpf)) { + trace_xdp_exception(queue->info->netdev, prog, act); + break; + } + get_page(pdata); err = xennet_xdp_xmit(queue->info->netdev, 1, &xdpf, 0); - if (unlikely(!err)) + if (unlikely(err <= 0)) { + if (err < 0) + trace_xdp_exception(queue->info->netdev, prog, act); xdp_return_frame_rx_napi(xdpf); - else if (unlikely(err < 0)) - trace_xdp_exception(queue->info->netdev, prog, act); + } break; case XDP_REDIRECT: get_page(pdata); err = xdp_do_redirect(queue->info->netdev, xdp, prog); *need_xdp_flush = true; - if (unlikely(err)) + if (unlikely(err)) { trace_xdp_exception(queue->info->netdev, prog, act); + xdp_return_buff(xdp); + } break; case XDP_PASS: case XDP_DROP: diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c index 730f2103b91d..9c8dd5dea273 100644 --- a/drivers/ntb/hw/amd/ntb_hw_amd.c +++ b/drivers/ntb/hw/amd/ntb_hw_amd.c @@ -1323,6 +1323,7 @@ static const struct pci_device_id amd_ntb_pci_tbl[] = { { PCI_VDEVICE(AMD, 0x148b), (kernel_ulong_t)&dev_data[1] }, { PCI_VDEVICE(AMD, 0x14c0), (kernel_ulong_t)&dev_data[1] }, { PCI_VDEVICE(AMD, 0x14c3), (kernel_ulong_t)&dev_data[1] }, + { PCI_VDEVICE(AMD, 0x155a), (kernel_ulong_t)&dev_data[1] }, { PCI_VDEVICE(HYGON, 0x145b), (kernel_ulong_t)&dev_data[0] }, { 0, } }; diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.c b/drivers/ntb/hw/idt/ntb_hw_idt.c index 51799fccf840..6f7620b15303 100644 --- a/drivers/ntb/hw/idt/ntb_hw_idt.c +++ b/drivers/ntb/hw/idt/ntb_hw_idt.c @@ -1041,7 +1041,7 @@ static inline char *idt_get_mw_name(enum idt_mw_type mw_type) static struct idt_mw_cfg *idt_scan_mws(struct idt_ntb_dev *ndev, int port, unsigned char *mw_cnt) { - struct idt_mw_cfg mws[IDT_MAX_NR_MWS], *ret_mws; + struct idt_mw_cfg *mws; const struct idt_ntb_bar *bars; enum idt_mw_type mw_type; unsigned char widx, bidx, en_cnt; @@ -1049,6 +1049,11 @@ static struct idt_mw_cfg *idt_scan_mws(struct idt_ntb_dev *ndev, int port, int aprt_size; u32 data;

+ mws = devm_kcalloc(&ndev->ntb.pdev->dev, IDT_MAX_NR_MWS, + sizeof(*mws), GFP_KERNEL); + if (!mws) + return ERR_PTR(-ENOMEM); + /* Retrieve the array of the BARs registers */ bars = portdata_tbl[port].bars;

@@ -1103,16 +1108,7 @@ static struct idt_mw_cfg *idt_scan_mws(struct idt_ntb_dev *ndev, int port, } }

- /* Allocate memory for memory window descriptors */ - ret_mws = devm_kcalloc(&ndev->ntb.pdev->dev, *mw_cnt, sizeof(*ret_mws), - GFP_KERNEL); - if (!ret_mws) - return ERR_PTR(-ENOMEM); - - /* Copy the info of detected memory windows */ - memcpy(ret_mws, mws, (*mw_cnt)*sizeof(*ret_mws)); - - return ret_mws; + return mws; }

/* diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 6a636fe6506b..4c40ebb9503d 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -4704,6 +4704,15 @@ static void nvme_scan_work(struct work_struct *work) if (nvme_scan_ns_list(ctrl) != 0) nvme_scan_ns_sequential(ctrl); mutex_unlock(&ctrl->scan_lock); + + /* Requeue if we have missed AENs */ + if (test_bit(NVME_AER_NOTICE_NS_CHANGED, &ctrl->events)) + nvme_queue_scan(ctrl); +#ifdef CONFIG_NVME_MULTIPATH + else if (ctrl->ana_log_buf) + /* Re-read the ANA log page to not miss updates */ + queue_work(nvme_wq, &ctrl->ana_work); +#endif }

/* diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c index d40d5a4ea932..570c58d2b5a5 100644 --- a/drivers/nvme/target/fc.c +++ b/drivers/nvme/target/fc.c @@ -1030,33 +1030,24 @@ nvmet_fc_alloc_hostport(struct nvmet_fc_tgtport *tgtport, void *hosthandle) struct nvmet_fc_hostport *newhost, *match = NULL; unsigned long flags;

+ /* + * Caller holds a reference on tgtport. + */ + /* if LLDD not implemented, leave as NULL */ if (!hosthandle) return NULL;

- /* - * take reference for what will be the newly allocated hostport if - * we end up using a new allocation - */ - if (!nvmet_fc_tgtport_get(tgtport)) - return ERR_PTR(-EINVAL); - spin_lock_irqsave(&tgtport->lock, flags); match = nvmet_fc_match_hostport(tgtport, hosthandle); spin_unlock_irqrestore(&tgtport->lock, flags);

- if (match) { - /* no new allocation - release reference */ - nvmet_fc_tgtport_put(tgtport); + if (match) return match; - }

newhost = kzalloc(sizeof(*newhost), GFP_KERNEL); - if (!newhost) { - /* no new allocation - release reference */ - nvmet_fc_tgtport_put(tgtport); + if (!newhost) return ERR_PTR(-ENOMEM); - }

spin_lock_irqsave(&tgtport->lock, flags); match = nvmet_fc_match_hostport(tgtport, hosthandle); @@ -1065,6 +1056,7 @@ nvmet_fc_alloc_hostport(struct nvmet_fc_tgtport *tgtport, void *hosthandle) kfree(newhost); newhost = match; } else { + nvmet_fc_tgtport_get(tgtport); newhost->tgtport = tgtport; newhost->hosthandle = hosthandle; INIT_LIST_HEAD(&newhost->host_list); @@ -1099,7 +1091,8 @@ static void nvmet_fc_schedule_delete_assoc(struct nvmet_fc_tgt_assoc *assoc) { nvmet_fc_tgtport_get(assoc->tgtport); - queue_work(nvmet_wq, &assoc->del_work); + if (!queue_work(nvmet_wq, &assoc->del_work)) + nvmet_fc_tgtport_put(assoc->tgtport); }

static struct nvmet_fc_tgt_assoc * diff --git a/drivers/of/device.c b/drivers/of/device.c index ce225d2590b5..91d92bfe5735 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -264,14 +264,15 @@ static ssize_t of_device_get_modalias(struct device *dev, char *str, ssize_t len csize = snprintf(str, len, "of:N%pOFn%c%s", dev->of_node, 'T', of_node_get_device_type(dev->of_node)); tsize = csize; + if (csize >= len) + csize = len > 0 ? len - 1 : 0; len -= csize; - if (str) - str += csize; + str += csize;

of_property_for_each_string(dev->of_node, "compatible", p, compat) { csize = strlen(compat) + 1; tsize += csize; - if (csize > len) + if (csize >= len) continue;

csize = snprintf(str, len, "C%s", compat); diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c index b278ab4338ce..d5c1b2a126a5 100644 --- a/drivers/of/resolver.c +++ b/drivers/of/resolver.c @@ -262,25 +262,22 @@ static int adjust_local_phandle_references(struct device_node *local_fixups, */ int of_resolve_phandles(struct device_node *overlay) { - struct device_node *child, *local_fixups, *refnode; - struct device_node *tree_symbols, *overlay_fixups; + struct device_node *child, *refnode; + struct device_node *overlay_fixups; + struct device_node __free(device_node) *local_fixups = NULL; struct property *prop; const char *refpath; phandle phandle, phandle_delta; int err;

- tree_symbols = NULL; - if (!overlay) { pr_err("null overlay\n"); - err = -EINVAL; - goto out; + return -EINVAL; }

if (!of_node_check_flag(overlay, OF_DETACHED)) { pr_err("overlay not detached\n"); - err = -EINVAL; - goto out; + return -EINVAL; }

phandle_delta = live_tree_max_phandle() + 1; @@ -292,7 +289,7 @@ int of_resolve_phandles(struct device_node *overlay)

err = adjust_local_phandle_references(local_fixups, overlay, phandle_delta); if (err) - goto out; + return err;

overlay_fixups = NULL;

@@ -301,16 +298,13 @@ int of_resolve_phandles(struct device_node *overlay) overlay_fixups = child; }

- if (!overlay_fixups) { - err = 0; - goto out; - } + if (!overlay_fixups) + return 0;

- tree_symbols = of_find_node_by_path("/__symbols__"); + struct device_node __free(device_node) *tree_symbols = of_find_node_by_path("/__symbols__"); if (!tree_symbols) { pr_err("no symbols in root of device tree.\n"); - err = -EINVAL; - goto out; + return -EINVAL; }

for_each_property_of_node(overlay_fixups, prop) { @@ -324,14 +318,12 @@ int of_resolve_phandles(struct device_node *overlay) if (err) { pr_err("node label '%s' not found in live devicetree symbols table\n", prop->name); - goto out; + return err; }

refnode = of_find_node_by_path(refpath); - if (!refnode) { - err = -ENOENT; - goto out; - } + if (!refnode) + return -ENOENT;

phandle = refnode->phandle; of_node_put(refnode); @@ -341,11 +333,8 @@ int of_resolve_phandles(struct device_node *overlay) break; }

-out: if (err) pr_err("overlay phandle fixup failed: %d\n", err); - of_node_put(tree_symbols); - return err; } EXPORT_SYMBOL_GPL(of_resolve_phandles); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 8a35a9887302..10436a193b3b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -6808,60 +6808,70 @@ static void pci_no_domains(void) }

#ifdef CONFIG_PCI_DOMAINS_GENERIC -static atomic_t __domain_nr = ATOMIC_INIT(-1); +static DEFINE_IDA(pci_domain_nr_static_ida); +static DEFINE_IDA(pci_domain_nr_dynamic_ida);

-static int pci_get_new_domain_nr(void) +static void of_pci_reserve_static_domain_nr(void) { - return atomic_inc_return(&__domain_nr); + struct device_node *np; + int domain_nr; + + for_each_node_by_type(np, "pci") { + domain_nr = of_get_pci_domain_nr(np); + if (domain_nr < 0) + continue; + /* + * Permanently allocate domain_nr in dynamic_ida + * to prevent it from dynamic allocation. + */ + ida_alloc_range(&pci_domain_nr_dynamic_ida, + domain_nr, domain_nr, GFP_KERNEL); + } }

static int of_pci_bus_find_domain_nr(struct device *parent) { - static int use_dt_domains = -1; - int domain = -1; + static bool static_domains_reserved = false; + int domain_nr;

- if (parent) - domain = of_get_pci_domain_nr(parent->of_node); + /* On the first call scan device tree for static allocations. */ + if (!static_domains_reserved) { + of_pci_reserve_static_domain_nr(); + static_domains_reserved = true; + } + + if (parent) { + /* + * If domain is in DT, allocate it in static IDA. This + * prevents duplicate static allocations in case of errors + * in DT. + */ + domain_nr = of_get_pci_domain_nr(parent->of_node); + if (domain_nr >= 0) + return ida_alloc_range(&pci_domain_nr_static_ida, + domain_nr, domain_nr, + GFP_KERNEL); + }

/* - * Check DT domain and use_dt_domains values. - * - * If DT domain property is valid (domain >= 0) and - * use_dt_domains != 0, the DT assignment is valid since this means - * we have not previously allocated a domain number by using - * pci_get_new_domain_nr(); we should also update use_dt_domains to - * 1, to indicate that we have just assigned a domain number from - * DT. - * - * If DT domain property value is not valid (ie domain < 0), and we - * have not previously assigned a domain number from DT - * (use_dt_domains != 1) we should assign a domain number by - * using the: - * - * pci_get_new_domain_nr() - * - * API and update the use_dt_domains value to keep track of method we - * are using to assign domain numbers (use_dt_domains = 0). - * - * All other combinations imply we have a platform that is trying - * to mix domain numbers obtained from DT and pci_get_new_domain_nr(), - * which is a recipe for domain mishandling and it is prevented by - * invalidating the domain value (domain = -1) and printing a - * corresponding error. + * If domain was not specified in DT, choose a free ID from dynamic + * allocations. All domain numbers from DT are permanently in + * dynamic allocations to prevent assigning them to other DT nodes + * without static domain. */ - if (domain >= 0 && use_dt_domains) { - use_dt_domains = 1; - } else if (domain < 0 && use_dt_domains != 1) { - use_dt_domains = 0; - domain = pci_get_new_domain_nr(); - } else { - if (parent) - pr_err("Node %pOF has ", parent->of_node); - pr_err("Inconsistent "linux,pci-domain" property in DT\n"); - domain = -1; - } + return ida_alloc(&pci_domain_nr_dynamic_ida, GFP_KERNEL); +}

- return domain; +static void of_pci_bus_release_domain_nr(struct pci_bus *bus, struct device *parent) +{ + if (bus->domain_nr < 0) + return; + + /* Release domain from IDA where it was allocated. */ + if (of_get_pci_domain_nr(parent->of_node) == bus->domain_nr) + ida_free(&pci_domain_nr_static_ida, bus->domain_nr); + else + ida_free(&pci_domain_nr_dynamic_ida, bus->domain_nr); }

int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent) @@ -6869,6 +6879,13 @@ int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent) return acpi_disabled ? of_pci_bus_find_domain_nr(parent) : acpi_pci_bus_find_domain_nr(bus); } + +void pci_bus_release_domain_nr(struct pci_bus *bus, struct device *parent) +{ + if (!acpi_disabled) + return; + of_pci_bus_release_domain_nr(bus, parent); +} #endif

/** diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index b4ed95c4a5a6..03f7550d8982 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -888,6 +888,7 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) resource_size_t offset, next_offset; LIST_HEAD(resources); struct resource *res, *next_res; + bool bus_registered = false; char addr[64], *fmt; const char *name; int err; @@ -906,6 +907,10 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) bus->domain_nr = pci_bus_find_domain_nr(bus, parent); else bus->domain_nr = bridge->domain_nr; + if (bus->domain_nr < 0) { + err = bus->domain_nr; + goto free; + } #endif

b = pci_find_bus(pci_domain_nr(bus), bridge->busnr); @@ -947,6 +952,7 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) name = dev_name(&bus->dev);

err = device_register(&bus->dev); + bus_registered = true; if (err) goto unregister;

@@ -1030,9 +1036,15 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) unregister: put_device(&bridge->dev); device_del(&bridge->dev); - free: - kfree(bus); +#ifdef CONFIG_PCI_DOMAINS_GENERIC + pci_bus_release_domain_nr(bus, parent); +#endif + if (bus_registered) + put_device(&bus->dev); + else + kfree(bus); + return err; }

diff --git a/drivers/pci/remove.c b/drivers/pci/remove.c index 4c54c75050dc..22d39e12b236 100644 --- a/drivers/pci/remove.c +++ b/drivers/pci/remove.c @@ -157,6 +157,13 @@ void pci_remove_root_bus(struct pci_bus *bus) list_for_each_entry_safe(child, tmp, &bus->devices, bus_list) pci_remove_bus_device(child); + +#ifdef CONFIG_PCI_DOMAINS_GENERIC + /* Release domain_nr if it was dynamically allocated */ + if (host_bridge->domain_nr == PCI_DOMAIN_NR_NOT_SET) + pci_bus_release_domain_nr(bus, host_bridge->dev.parent); +#endif + pci_remove_bus(bus); host_bridge->bus = NULL;

diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index 211ce84d980f..4f334ac5a7a9 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -50,6 +50,7 @@

enum imx8_pcie_phy_type { IMX8MM, + IMX8MP, };

struct imx8_pcie_phy_drvdata { @@ -62,6 +63,7 @@ struct imx8_pcie_phy { struct clk *clk; struct phy *phy; struct regmap *iomuxc_gpr; + struct reset_control *perst; struct reset_control *reset; u32 refclk_pad_mode; u32 tx_deemph_gen1; @@ -76,11 +78,11 @@ static int imx8_pcie_phy_power_on(struct phy *phy) u32 val, pad_mode; struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy);

- reset_control_assert(imx8_phy->reset); - pad_mode = imx8_phy->refclk_pad_mode; switch (imx8_phy->drvdata->variant) { case IMX8MM: + reset_control_assert(imx8_phy->reset); + /* Tune PHY de-emphasis setting to pass PCIe compliance. */ if (imx8_phy->tx_deemph_gen1) writel(imx8_phy->tx_deemph_gen1, @@ -89,6 +91,8 @@ static int imx8_pcie_phy_power_on(struct phy *phy) writel(imx8_phy->tx_deemph_gen2, imx8_phy->base + PCIE_PHY_TRSV_REG6); break; + case IMX8MP: /* Do nothing. */ + break; }

if (pad_mode == IMX8_PCIE_REFCLK_PAD_INPUT || @@ -139,18 +143,21 @@ static int imx8_pcie_phy_power_on(struct phy *phy) IMX8MM_GPR_PCIE_REF_CLK_PLL); usleep_range(100, 200);

- /* Do the PHY common block reset */ - regmap_update_bits(imx8_phy->iomuxc_gpr, IOMUXC_GPR14, - IMX8MM_GPR_PCIE_CMN_RST, - IMX8MM_GPR_PCIE_CMN_RST); - switch (imx8_phy->drvdata->variant) { + case IMX8MP: + reset_control_deassert(imx8_phy->perst); + fallthrough; case IMX8MM: reset_control_deassert(imx8_phy->reset); usleep_range(200, 500); break; }

+ /* Do the PHY common block reset */ + regmap_update_bits(imx8_phy->iomuxc_gpr, IOMUXC_GPR14, + IMX8MM_GPR_PCIE_CMN_RST, + IMX8MM_GPR_PCIE_CMN_RST); + /* Polling to check the phy is ready or not. */ ret = readl_poll_timeout(imx8_phy->base + IMX8MM_PCIE_PHY_CMN_REG75, val, val == PCIE_PHY_CMN_REG75_PLL_DONE, @@ -158,6 +165,16 @@ static int imx8_pcie_phy_power_on(struct phy *phy) return ret; }

+static int imx8_pcie_phy_power_off(struct phy *phy) +{ + struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); + + reset_control_assert(imx8_phy->reset); + reset_control_assert(imx8_phy->perst); + + return 0; +} + static int imx8_pcie_phy_init(struct phy *phy) { struct imx8_pcie_phy *imx8_phy = phy_get_drvdata(phy); @@ -178,6 +195,7 @@ static const struct phy_ops imx8_pcie_phy_ops = { .init = imx8_pcie_phy_init, .exit = imx8_pcie_phy_exit, .power_on = imx8_pcie_phy_power_on, + .power_off = imx8_pcie_phy_power_off, .owner = THIS_MODULE, };

@@ -186,8 +204,14 @@ static const struct imx8_pcie_phy_drvdata imx8mm_drvdata = { .variant = IMX8MM, };

+static const struct imx8_pcie_phy_drvdata imx8mp_drvdata = { + .gpr = "fsl,imx8mp-iomuxc-gpr", + .variant = IMX8MP, +}; + static const struct of_device_id imx8_pcie_phy_of_match[] = { {.compatible = "fsl,imx8mm-pcie-phy", .data = &imx8mm_drvdata, }, + {.compatible = "fsl,imx8mp-pcie-phy", .data = &imx8mp_drvdata, }, { }, }; MODULE_DEVICE_TABLE(of, imx8_pcie_phy_of_match); @@ -243,6 +267,14 @@ static int imx8_pcie_phy_probe(struct platform_device *pdev) return PTR_ERR(imx8_phy->reset); }

+ if (imx8_phy->drvdata->variant == IMX8MP) { + imx8_phy->perst = + devm_reset_control_get_exclusive(dev, "perst"); + if (IS_ERR(imx8_phy->perst)) + return dev_err_probe(dev, PTR_ERR(imx8_phy->perst), + "Failed to get PCIE PHY PERST control\n"); + } + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); imx8_phy->base = devm_ioremap_resource(dev, res); if (IS_ERR(imx8_phy->base)) diff --git a/drivers/pinctrl/renesas/pinctrl-rza2.c b/drivers/pinctrl/renesas/pinctrl-rza2.c index 2d6072e9f5a8..6f0d3fda61c2 100644 --- a/drivers/pinctrl/renesas/pinctrl-rza2.c +++ b/drivers/pinctrl/renesas/pinctrl-rza2.c @@ -242,6 +242,9 @@ static int rza2_gpio_register(struct rza2_pinctrl_priv *priv) int ret;

chip.label = devm_kasprintf(priv->dev, GFP_KERNEL, "%pOFn", np); + if (!chip.label) + return -ENOMEM; + chip.parent = priv->dev; chip.ngpio = priv->npins;

diff --git a/drivers/rtc/rtc-pcf85063.c b/drivers/rtc/rtc-pcf85063.c index 6ffdc10b32d3..4a29b44e75e6 100644 --- a/drivers/rtc/rtc-pcf85063.c +++ b/drivers/rtc/rtc-pcf85063.c @@ -35,6 +35,7 @@ #define PCF85063_REG_CTRL1_CAP_SEL BIT(0) #define PCF85063_REG_CTRL1_STOP BIT(5) #define PCF85063_REG_CTRL1_EXT_TEST BIT(7) +#define PCF85063_REG_CTRL1_SWR 0x58

#define PCF85063_REG_CTRL2 0x01 #define PCF85063_CTRL2_AF BIT(6) @@ -606,7 +607,7 @@ static int pcf85063_probe(struct i2c_client *client)

i2c_set_clientdata(client, pcf85063);

- err = regmap_read(pcf85063->regmap, PCF85063_REG_CTRL1, &tmp); + err = regmap_read(pcf85063->regmap, PCF85063_REG_SC, &tmp); if (err) { dev_err(&client->dev, "RTC chip is not present\n"); return err; @@ -616,6 +617,22 @@ static int pcf85063_probe(struct i2c_client *client) if (IS_ERR(pcf85063->rtc)) return PTR_ERR(pcf85063->rtc);

+ /* + * If a Power loss is detected, SW reset the device. + * From PCF85063A datasheet: + * There is a low probability that some devices will have corruption + * of the registers after the automatic power-on reset... + */ + if (tmp & PCF85063_REG_SC_OS) { + dev_warn(&client->dev, + "POR issue detected, sending a SW reset\n"); + err = regmap_write(pcf85063->regmap, PCF85063_REG_CTRL1, + PCF85063_REG_CTRL1_SWR); + if (err < 0) + dev_warn(&client->dev, + "SW reset failed, trying to continue\n"); + } + err = pcf85063_load_capacitance(pcf85063, client->dev.of_node, config->force_cap_7000 ? 7000 : 0); if (err < 0) diff --git a/drivers/s390/char/sclp_con.c b/drivers/s390/char/sclp_con.c index e5d947c763ea..6a030ba38bf3 100644 --- a/drivers/s390/char/sclp_con.c +++ b/drivers/s390/char/sclp_con.c @@ -263,6 +263,19 @@ static struct console sclp_console = .index = 0 /* ttyS0 */ };

+/* + * Release allocated pages. + */ +static void __init __sclp_console_free_pages(void) +{ + struct list_head *page, *p; + + list_for_each_safe(page, p, &sclp_con_pages) { + list_del(page); + free_page((unsigned long)page); + } +} + /* * called by console_init() in drivers/char/tty_io.c at boot-time. */ @@ -282,6 +295,10 @@ sclp_console_init(void) /* Allocate pages for output buffering */ for (i = 0; i < sclp_console_pages; i++) { page = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA); + if (!page) { + __sclp_console_free_pages(); + return -ENOMEM; + } list_add_tail(page, &sclp_con_pages); } sclp_conbuf = NULL; diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c index 971fbb52740b..432dad2a2266 100644 --- a/drivers/s390/char/sclp_tty.c +++ b/drivers/s390/char/sclp_tty.c @@ -490,6 +490,17 @@ static const struct tty_operations sclp_ops = { .flush_buffer = sclp_tty_flush_buffer, };

+/* Release allocated pages. */ +static void __init __sclp_tty_free_pages(void) +{ + struct list_head *page, *p; + + list_for_each_safe(page, p, &sclp_tty_pages) { + list_del(page); + free_page((unsigned long)page); + } +} + static int __init sclp_tty_init(void) { @@ -516,6 +527,7 @@ sclp_tty_init(void) for (i = 0; i < MAX_KMEM_PAGES; i++) { page = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA); if (page == NULL) { + __sclp_tty_free_pages(); tty_driver_kref_put(driver); return -ENOMEM; } diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 2116f5ee36e2..02855164bf28 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -865,8 +865,28 @@ static void hisi_sas_phyup_work_common(struct work_struct *work, container_of(work, typeof(*phy), works[event]); struct hisi_hba *hisi_hba = phy->hisi_hba; struct asd_sas_phy *sas_phy = &phy->sas_phy; + struct asd_sas_port *sas_port = sas_phy->port; + struct hisi_sas_port *port = phy->port; + struct device *dev = hisi_hba->dev; + struct domain_device *port_dev; int phy_no = sas_phy->id;

+ if (!test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags) && + sas_port && port && (port->id != phy->port_id)) { + dev_info(dev, "phy%d's hw port id changed from %d to %llu\n", + phy_no, port->id, phy->port_id); + port_dev = sas_port->port_dev; + if (port_dev && !dev_is_expander(port_dev->dev_type)) { + /* + * Set the device state to gone to block + * sending IO to the device. + */ + set_bit(SAS_DEV_GONE, &port_dev->state); + hisi_sas_notify_phy_event(phy, HISI_PHYE_LINK_RESET); + return; + } + } + phy->wait_phyup_cnt = 0; if (phy->identify.target_port_protocols == SAS_PROTOCOL_SSP) hisi_hba->hw->sl_notify_ssp(hisi_hba, phy_no); diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index 8e3f2f9ddaac..a87c3d7e3e5c 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -720,6 +720,7 @@ static void pm8001_dev_gone_notify(struct domain_device *dev) spin_lock_irqsave(&pm8001_ha->lock, flags); } PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id); + pm8001_ha->phy[pm8001_dev->attached_phy].phy_attached = 0; pm8001_free_dev(pm8001_dev); } else { pm8001_dbg(pm8001_ha, DISC, "Found dev has gone.\n"); diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 8e75eb1b6eab..df61d7b90665 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1158,8 +1158,12 @@ EXPORT_SYMBOL_GPL(scsi_alloc_request); */ static void scsi_cleanup_rq(struct request *rq) { + struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq); + + cmd->flags = 0; + if (rq->rq_flags & RQF_DONTPREP) { - scsi_mq_uninit_cmd(blk_mq_rq_to_pdu(rq)); + scsi_mq_uninit_cmd(cmd); rq->rq_flags &= ~RQF_DONTPREP; } } diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index df73a2c7120c..13a6ebef0189 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -1605,10 +1605,13 @@ static int spi_imx_transfer_one(struct spi_controller *controller, struct spi_device *spi, struct spi_transfer *transfer) { + int ret; struct spi_imx_data *spi_imx = spi_controller_get_devdata(spi->controller); unsigned long hz_per_byte, byte_limit;

- spi_imx_setupxfer(spi, transfer); + ret = spi_imx_setupxfer(spi, transfer); + if (ret < 0) + return ret; transfer->effective_speed_hz = spi_imx->spi_bus_clk;

/* flush rxfifo before transfer */ diff --git a/drivers/spi/spi-tegra210-quad.c b/drivers/spi/spi-tegra210-quad.c index 5ac5cb885552..442d42130ec8 100644 --- a/drivers/spi/spi-tegra210-quad.c +++ b/drivers/spi/spi-tegra210-quad.c @@ -1110,9 +1110,9 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi, (&tqspi->xfer_completion, QSPI_DMA_TIMEOUT);

- if (WARN_ON(ret == 0)) { - dev_err(tqspi->dev, "QSPI Transfer failed with timeout: %d\n", - ret); + if (WARN_ON_ONCE(ret == 0)) { + dev_err_ratelimited(tqspi->dev, + "QSPI Transfer failed with timeout\n"); if (tqspi->is_curr_dma_xfer && (tqspi->cur_direction & DATA_DIR_TX)) dmaengine_terminate_all diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index c592032657a1..0668e1645bc5 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -640,11 +640,15 @@ static void tb_scan_port(struct tb_port *port) goto out_rpm_put; }

- tb_retimer_scan(port, true); - sw = tb_switch_alloc(port->sw->tb, &port->sw->dev, tb_downstream_route(port)); if (IS_ERR(sw)) { + /* + * Make the downstream retimers available even if there + * is no router connected. + */ + tb_retimer_scan(port, true); + /* * If there is an error accessing the connected switch * it may be connected to another domain. Also we allow @@ -704,6 +708,14 @@ static void tb_scan_port(struct tb_port *port) tb_switch_lane_bonding_enable(sw); /* Set the link configured */ tb_switch_configure_link(sw); + /* + * Scan for downstream retimers. We only scan them after the + * router has been enumerated to avoid issues with certain + * Pluggable devices that expect the host to enumerate them + * within certain timeout. + */ + tb_retimer_scan(port, true); + /* * CL0s and CL1 are enabled and supported together. * Silently ignore CLx enabling in case CLx is not supported. diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 7dd19a281579..fd50342526d1 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -1745,6 +1745,12 @@ msm_serial_early_console_setup_dm(struct earlycon_device *device, if (!device->port.membase) return -ENODEV;

+ /* Disable DM / single-character modes */ + msm_write(&device->port, 0, UARTDM_DMEN); + msm_write(&device->port, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR); + msm_write(&device->port, MSM_UART_CR_CMD_RESET_TX, MSM_UART_CR); + msm_write(&device->port, MSM_UART_CR_TX_ENABLE, MSM_UART_CR); + device->con->write = msm_serial_early_write_dm; return 0; } diff --git a/drivers/tty/serial/sifive.c b/drivers/tty/serial/sifive.c index 2affd1351ae7..4d7825c4d769 100644 --- a/drivers/tty/serial/sifive.c +++ b/drivers/tty/serial/sifive.c @@ -583,8 +583,11 @@ static void sifive_serial_break_ctl(struct uart_port *port, int break_state) static int sifive_serial_startup(struct uart_port *port) { struct sifive_serial_port *ssp = port_to_sifive_serial_port(port); + unsigned long flags;

+ uart_port_lock_irqsave(&ssp->port, &flags); __ssp_enable_rxwm(ssp); + uart_port_unlock_irqrestore(&ssp->port, flags);

return 0; } @@ -592,9 +595,12 @@ static int sifive_serial_startup(struct uart_port *port) static void sifive_serial_shutdown(struct uart_port *port) { struct sifive_serial_port *ssp = port_to_sifive_serial_port(port); + unsigned long flags;

+ uart_port_lock_irqsave(&ssp->port, &flags); __ssp_disable_rxwm(ssp); __ssp_disable_txwm(ssp); + uart_port_unlock_irqrestore(&ssp->port, flags); }

/** diff --git a/drivers/ufs/host/ufs-exynos.c b/drivers/ufs/host/ufs-exynos.c index 064829640c18..e981f1f8805f 100644 --- a/drivers/ufs/host/ufs-exynos.c +++ b/drivers/ufs/host/ufs-exynos.c @@ -990,9 +990,14 @@ static int exynos_ufs_pre_link(struct ufs_hba *hba) exynos_ufs_config_intr(ufs, DFES_DEF_L4_ERRS, UNIPRO_L4); exynos_ufs_set_unipro_pclk_div(ufs);

+ exynos_ufs_setup_clocks(hba, true, PRE_CHANGE); + /* unipro */ exynos_ufs_config_unipro(ufs);

+ if (ufs->drv_data->pre_link) + ufs->drv_data->pre_link(ufs); + /* m-phy */ exynos_ufs_phy_init(ufs); if (!(ufs->opts & EXYNOS_UFS_OPT_SKIP_CONFIG_PHY_ATTR)) { @@ -1000,11 +1005,6 @@ static int exynos_ufs_pre_link(struct ufs_hba *hba) exynos_ufs_config_phy_cap_attr(ufs); }

- exynos_ufs_setup_clocks(hba, true, PRE_CHANGE); - - if (ufs->drv_data->pre_link) - ufs->drv_data->pre_link(ufs); - return 0; }

diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index 2b8f98f0707e..c12d7f040171 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -1960,6 +1960,7 @@ static irqreturn_t cdns3_device_thread_irq_handler(int irq, void *data) unsigned int bit; unsigned long reg;

+ local_bh_disable(); spin_lock_irqsave(&priv_dev->lock, flags);

reg = readl(&priv_dev->regs->usb_ists); @@ -2001,6 +2002,7 @@ static irqreturn_t cdns3_device_thread_irq_handler(int irq, void *data) irqend: writel(~0, &priv_dev->regs->ep_ien); spin_unlock_irqrestore(&priv_dev->lock, flags); + local_bh_enable();

return ret; } diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index 07872440a8d9..9a4c7ea1241c 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -324,6 +324,13 @@ static int ci_hdrc_imx_notify_event(struct ci_hdrc *ci, unsigned int event) return ret; }

+static void ci_hdrc_imx_disable_regulator(void *arg) +{ + struct ci_hdrc_imx_data *data = arg; + + regulator_disable(data->hsic_pad_regulator); +} + static int ci_hdrc_imx_probe(struct platform_device *pdev) { struct ci_hdrc_imx_data *data; @@ -381,6 +388,13 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) "Failed to enable HSIC pad regulator\n"); goto err_put; } + ret = devm_add_action_or_reset(dev, + ci_hdrc_imx_disable_regulator, data); + if (ret) { + dev_err(dev, + "Failed to add regulator devm action\n"); + goto err_put; + } } }

@@ -419,11 +433,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)

ret = imx_get_clks(dev); if (ret) - goto disable_hsic_regulator; + goto qos_remove_request;

ret = imx_prepare_enable_clks(dev); if (ret) - goto disable_hsic_regulator; + goto qos_remove_request;

data->phy = devm_usb_get_phy_by_phandle(dev, "fsl,usbphy", 0); if (IS_ERR(data->phy)) { @@ -449,7 +463,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) of_usb_get_phy_mode(np) == USBPHY_INTERFACE_MODE_ULPI) { pdata.flags |= CI_HDRC_OVERRIDE_PHY_CONTROL; data->override_phy_control = true; - usb_phy_init(pdata.usb_phy); + ret = usb_phy_init(pdata.usb_phy); + if (ret) { + dev_err(dev, "Failed to init phy\n"); + goto err_clk; + } }

if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM) @@ -458,7 +476,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) ret = imx_usbmisc_init(data->usbmisc_data); if (ret) { dev_err(dev, "usbmisc init failed, ret=%d\n", ret); - goto err_clk; + goto phy_shutdown; }

data->ci_pdev = ci_hdrc_add_device(dev, @@ -467,7 +485,7 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) if (IS_ERR(data->ci_pdev)) { ret = PTR_ERR(data->ci_pdev); dev_err_probe(dev, ret, "ci_hdrc_add_device failed\n"); - goto err_clk; + goto phy_shutdown; }

if (data->usbmisc_data) { @@ -501,17 +519,18 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)

disable_device: ci_hdrc_remove_device(data->ci_pdev); +phy_shutdown: + if (data->override_phy_control) + usb_phy_shutdown(data->phy); err_clk: imx_disable_unprepare_clks(dev); -disable_hsic_regulator: - if (data->hsic_pad_regulator) - /* don't overwrite original ret (cf. EPROBE_DEFER) */ - regulator_disable(data->hsic_pad_regulator); +qos_remove_request: if (pdata.flags & CI_HDRC_PMQOS) cpu_latency_qos_remove_request(&data->pm_qos_req); data->ci_pdev = NULL; err_put: - put_device(data->usbmisc_data->dev); + if (data->usbmisc_data) + put_device(data->usbmisc_data->dev); return ret; }

@@ -532,10 +551,9 @@ static void ci_hdrc_imx_remove(struct platform_device *pdev) imx_disable_unprepare_clks(&pdev->dev); if (data->plat_data->flags & CI_HDRC_PMQOS) cpu_latency_qos_remove_request(&data->pm_qos_req); - if (data->hsic_pad_regulator) - regulator_disable(data->hsic_pad_regulator); } - put_device(data->usbmisc_data->dev); + if (data->usbmisc_data) + put_device(data->usbmisc_data->dev); }

static void ci_hdrc_imx_shutdown(struct platform_device *pdev) diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index eb0f5d7cc756..e3408a67af45 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -726,7 +726,7 @@ static int wdm_open(struct inode *inode, struct file *file) rv = -EBUSY; goto out; } - + smp_rmb(); /* ordered against wdm_wwan_port_stop() */ rv = usb_autopm_get_interface(desc->intf); if (rv < 0) { dev_err(&desc->intf->dev, "Error autopm - %d\n", rv); @@ -829,6 +829,7 @@ static struct usb_class_driver wdm_class = { static int wdm_wwan_port_start(struct wwan_port *port) { struct wdm_device *desc = wwan_port_get_drvdata(port); + int rv;

/* The interface is both exposed via the WWAN framework and as a * legacy usbmisc chardev. If chardev is already open, just fail @@ -848,7 +849,15 @@ static int wdm_wwan_port_start(struct wwan_port *port) wwan_port_txon(port);

/* Start getting events */ - return usb_submit_urb(desc->validity, GFP_KERNEL); + rv = usb_submit_urb(desc->validity, GFP_KERNEL); + if (rv < 0) { + wwan_port_txoff(port); + desc->manage_power(desc->intf, 0); + /* this must be last lest we race with chardev open */ + clear_bit(WDM_WWAN_IN_USE, &desc->flags); + } + + return rv; }

static void wdm_wwan_port_stop(struct wwan_port *port) @@ -859,8 +868,10 @@ static void wdm_wwan_port_stop(struct wwan_port *port) poison_urbs(desc); desc->manage_power(desc->intf, 0); clear_bit(WDM_READ, &desc->flags); - clear_bit(WDM_WWAN_IN_USE, &desc->flags); unpoison_urbs(desc); + smp_wmb(); /* ordered against wdm_open() */ + /* this must be last lest we open a poisoned device */ + clear_bit(WDM_WWAN_IN_USE, &desc->flags); }

static void wdm_wwan_port_tx_complete(struct urb *urb) @@ -868,7 +879,7 @@ static void wdm_wwan_port_tx_complete(struct urb *urb) struct sk_buff *skb = urb->context; struct wdm_device *desc = skb_shinfo(skb)->destructor_arg;

- usb_autopm_put_interface(desc->intf); + usb_autopm_put_interface_async(desc->intf); wwan_port_txon(desc->wwanp); kfree_skb(skb); } @@ -898,7 +909,7 @@ static int wdm_wwan_port_tx(struct wwan_port *port, struct sk_buff *skb) req->bRequestType = (USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE); req->bRequest = USB_CDC_SEND_ENCAPSULATED_COMMAND; req->wValue = 0; - req->wIndex = desc->inum; + req->wIndex = desc->inum; /* already converted */ req->wLength = cpu_to_le16(skb->len);

skb_shinfo(skb)->destructor_arg = desc; diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 6926bd639ec6..4903c733d37a 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -369,6 +369,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x0781, 0x5583), .driver_info = USB_QUIRK_NO_LPM }, { USB_DEVICE(0x0781, 0x5591), .driver_info = USB_QUIRK_NO_LPM },

+ /* SanDisk Corp. SanDisk 3.2Gen1 */ + { USB_DEVICE(0x0781, 0x55a3), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Realforce 87U Keyboard */ { USB_DEVICE(0x0853, 0x011b), .driver_info = USB_QUIRK_NO_LPM },

@@ -383,6 +386,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x0904, 0x6103), .driver_info = USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL },

+ /* Silicon Motion Flash Drive */ + { USB_DEVICE(0x090c, 0x1000), .driver_info = USB_QUIRK_DELAY_INIT }, + /* Sound Devices USBPre2 */ { USB_DEVICE(0x0926, 0x0202), .driver_info = USB_QUIRK_ENDPOINT_IGNORE }, @@ -536,6 +542,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x2040, 0x7200), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS },

+ /* VLI disk */ + { USB_DEVICE(0x2109, 0x0711), .driver_info = USB_QUIRK_NO_LPM }, + /* Raydium Touchscreen */ { USB_DEVICE(0x2386, 0x3114), .driver_info = USB_QUIRK_NO_LPM },

diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 6110ab1f9131..e2401cc4f155 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -143,11 +143,21 @@ static const struct property_entry dwc3_pci_intel_byt_properties[] = { {} };

+/* + * Intel Merrifield SoC uses these endpoints for tracing and they cannot + * be re-allocated if being used because the side band flow control signals + * are hard wired to certain endpoints: + * - 1 High BW Bulk IN (IN#1) (RTIT) + * - 1 1KB BW Bulk IN (IN#8) + 1 1KB BW Bulk OUT (Run Control) (OUT#8) + */ +static const u8 dwc3_pci_mrfld_reserved_endpoints[] = { 3, 16, 17 }; + static const struct property_entry dwc3_pci_mrfld_properties[] = { PROPERTY_ENTRY_STRING("dr_mode", "otg"), PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), PROPERTY_ENTRY_BOOL("snps,dis_u3_susphy_quirk"), PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_U8_ARRAY("snps,reserved-endpoints", dwc3_pci_mrfld_reserved_endpoints), PROPERTY_ENTRY_BOOL("snps,usb2-gadget-lpm-disable"), PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), {} diff --git a/drivers/usb/dwc3/dwc3-xilinx.c b/drivers/usb/dwc3/dwc3-xilinx.c index a8bda2a81acd..8070c55c2170 100644 --- a/drivers/usb/dwc3/dwc3-xilinx.c +++ b/drivers/usb/dwc3/dwc3-xilinx.c @@ -208,15 +208,13 @@ static int dwc3_xlnx_init_zynqmp(struct dwc3_xlnx *priv_data)

skip_usb3_phy: /* ulpi reset via gpio-modepin or gpio-framework driver */ - reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); + reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(reset_gpio)) { return dev_err_probe(dev, PTR_ERR(reset_gpio), "Failed to request reset GPIO\n"); }

if (reset_gpio) { - /* Toggle ulpi to reset the phy. */ - gpiod_set_value_cansleep(reset_gpio, 1); usleep_range(5000, 10000); gpiod_set_value_cansleep(reset_gpio, 0); usleep_range(5000, 10000); diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index f227f6c7c6d7..3360a59c3d33 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -555,6 +555,7 @@ static int dwc3_gadget_set_xfer_resource(struct dwc3_ep *dep) int dwc3_gadget_start_config(struct dwc3 *dwc, unsigned int resource_index) { struct dwc3_gadget_ep_cmd_params params; + struct dwc3_ep *dep; u32 cmd; int i; int ret; @@ -571,8 +572,13 @@ int dwc3_gadget_start_config(struct dwc3 *dwc, unsigned int resource_index) return ret;

/* Reset resource allocation flags */ - for (i = resource_index; i < dwc->num_eps && dwc->eps[i]; i++) - dwc->eps[i]->flags &= ~DWC3_EP_RESOURCE_ALLOCATED; + for (i = resource_index; i < dwc->num_eps; i++) { + dep = dwc->eps[i]; + if (!dep) + continue; + + dep->flags &= ~DWC3_EP_RESOURCE_ALLOCATED; + }

return 0; } @@ -721,9 +727,11 @@ void dwc3_gadget_clear_tx_fifos(struct dwc3 *dwc)

dwc->last_fifo_depth = fifo_depth; /* Clear existing TXFIFO for all IN eps except ep0 */ - for (num = 3; num < min_t(int, dwc->num_eps, DWC3_ENDPOINTS_NUM); - num += 2) { + for (num = 3; num < min_t(int, dwc->num_eps, DWC3_ENDPOINTS_NUM); num += 2) { dep = dwc->eps[num]; + if (!dep) + continue; + /* Don't change TXFRAMNUM on usb31 version */ size = DWC3_IP_IS(DWC3) ? 0 : dwc3_readl(dwc->regs, DWC3_GTXFIFOSIZ(num >> 1)) & @@ -3525,6 +3533,8 @@ static bool dwc3_gadget_endpoint_trbs_complete(struct dwc3_ep *dep,

for (i = 0; i < DWC3_ENDPOINTS_NUM; i++) { dep = dwc->eps[i]; + if (!dep) + continue;

if (!(dep->flags & DWC3_EP_ENABLED)) continue; @@ -3713,6 +3723,10 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc, u8 epnum = event->endpoint_number;

dep = dwc->eps[epnum]; + if (!dep) { + dev_warn(dwc->dev, "spurious event, endpoint %u is not allocated\n", epnum); + return; + }

if (!(dep->flags & DWC3_EP_ENABLED)) { if ((epnum > 1) && !(dep->flags & DWC3_EP_TRANSFER_STARTED)) @@ -4409,6 +4423,12 @@ static irqreturn_t dwc3_check_event_buf(struct dwc3_event_buffer *evt) if (!count) return IRQ_NONE;

+ if (count > evt->length) { + dev_err_ratelimited(dwc->dev, "invalid count(%u) > evt->length(%u)\n", + count, evt->length); + return IRQ_NONE; + } + evt->count = count; evt->flags |= DWC3_EVENT_PENDING;

diff --git a/drivers/usb/gadget/udc/aspeed-vhub/dev.c b/drivers/usb/gadget/udc/aspeed-vhub/dev.c index 4f3bc27c1c62..73664a123c7a 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/dev.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/dev.c @@ -549,6 +549,9 @@ int ast_vhub_init_dev(struct ast_vhub *vhub, unsigned int idx) d->vhub = vhub; d->index = idx; d->name = devm_kasprintf(parent, GFP_KERNEL, "port%d", idx+1); + if (!d->name) + return -ENOMEM; + d->regs = vhub->regs + 0x100 + 0x10 * idx;

ast_vhub_init_ep0(vhub, &d->ep0, d); diff --git a/drivers/usb/host/max3421-hcd.c b/drivers/usb/host/max3421-hcd.c index ab12d76b01fb..8aaafba058aa 100644 --- a/drivers/usb/host/max3421-hcd.c +++ b/drivers/usb/host/max3421-hcd.c @@ -1955,6 +1955,12 @@ max3421_remove(struct spi_device *spi) usb_put_hcd(hcd); }

+static const struct spi_device_id max3421_spi_ids[] = { + { "max3421" }, + { }, +}; +MODULE_DEVICE_TABLE(spi, max3421_spi_ids); + static const struct of_device_id max3421_of_match_table[] = { { .compatible = "maxim,max3421", }, {}, @@ -1964,6 +1970,7 @@ MODULE_DEVICE_TABLE(of, max3421_of_match_table); static struct spi_driver max3421_driver = { .probe = max3421_probe, .remove = max3421_remove, + .id_table = max3421_spi_ids, .driver = { .name = "max3421-hcd", .of_match_table = of_match_ptr(max3421_of_match_table), diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c index d7b4f40f9ff4..747d6a0cbb60 100644 --- a/drivers/usb/host/ohci-pci.c +++ b/drivers/usb/host/ohci-pci.c @@ -165,6 +165,25 @@ static int ohci_quirk_amd700(struct usb_hcd *hcd) return 0; }

+static int ohci_quirk_loongson(struct usb_hcd *hcd) +{ + struct pci_dev *pdev = to_pci_dev(hcd->self.controller); + + /* + * Loongson's LS7A OHCI controller (rev 0x02) has a + * flaw. MMIO register with offset 0x60/64 is treated + * as legacy PS2-compatible keyboard/mouse interface. + * Since OHCI only use 4KB BAR resource, LS7A OHCI's + * 32KB BAR is wrapped around (the 2nd 4KB BAR space + * is the same as the 1st 4KB internally). So add 4KB + * offset (0x1000) to the OHCI registers as a quirk. + */ + if (pdev->revision == 0x2) + hcd->regs += SZ_4K; /* SZ_4K = 0x1000 */ + + return 0; +} + static int ohci_quirk_qemu(struct usb_hcd *hcd) { struct ohci_hcd *ohci = hcd_to_ohci(hcd); @@ -224,6 +243,10 @@ static const struct pci_device_id ohci_pci_quirks[] = { PCI_DEVICE(PCI_VENDOR_ID_ATI, 0x4399), .driver_data = (unsigned long)ohci_quirk_amd700, }, + { + PCI_DEVICE(PCI_VENDOR_ID_LOONGSON, 0x7a24), + .driver_data = (unsigned long)ohci_quirk_loongson, + }, { .vendor = PCI_VENDOR_ID_APPLE, .device = 0x003f, diff --git a/drivers/usb/host/xhci-mvebu.c b/drivers/usb/host/xhci-mvebu.c index 87f1597a0e5a..257e4d79971f 100644 --- a/drivers/usb/host/xhci-mvebu.c +++ b/drivers/usb/host/xhci-mvebu.c @@ -73,13 +73,3 @@ int xhci_mvebu_mbus_init_quirk(struct usb_hcd *hcd)

return 0; } - -int xhci_mvebu_a3700_init_quirk(struct usb_hcd *hcd) -{ - struct xhci_hcd *xhci = hcd_to_xhci(hcd); - - /* Without reset on resume, the HC won't work at all */ - xhci->quirks |= XHCI_RESET_ON_RESUME; - - return 0; -} diff --git a/drivers/usb/host/xhci-mvebu.h b/drivers/usb/host/xhci-mvebu.h index 3be021793cc8..9d26e22c4842 100644 --- a/drivers/usb/host/xhci-mvebu.h +++ b/drivers/usb/host/xhci-mvebu.h @@ -12,16 +12,10 @@ struct usb_hcd;

#if IS_ENABLED(CONFIG_USB_XHCI_MVEBU) int xhci_mvebu_mbus_init_quirk(struct usb_hcd *hcd); -int xhci_mvebu_a3700_init_quirk(struct usb_hcd *hcd); #else static inline int xhci_mvebu_mbus_init_quirk(struct usb_hcd *hcd) { return 0; } - -static inline int xhci_mvebu_a3700_init_quirk(struct usb_hcd *hcd) -{ - return 0; -} #endif #endif /* __LINUX_XHCI_MVEBU_H */ diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index b387d39bfb81..59f1cb68e657 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -111,7 +111,7 @@ static const struct xhci_plat_priv xhci_plat_marvell_armada = { };

static const struct xhci_plat_priv xhci_plat_marvell_armada3700 = { - .init_quirk = xhci_mvebu_a3700_init_quirk, + .quirks = XHCI_RESET_ON_RESUME, };

static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen2 = { diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 85a2b3ca0507..0862fdd3e568 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1175,16 +1175,19 @@ static void xhci_handle_cmd_stop_ep(struct xhci_hcd *xhci, int slot_id, * Stopped state, but it will soon change to Running. * * Assume this bug on unexpected Stop Endpoint failures. - * Keep retrying until the EP starts and stops again, on - * chips where this is known to help. Wait for 100ms. + * Keep retrying until the EP starts and stops again. */ - if (time_is_before_jiffies(ep->stop_time + msecs_to_jiffies(100))) - break; fallthrough; case EP_STATE_RUNNING: /* Race, HW handled stop ep cmd before ep was running */ xhci_dbg(xhci, "Stop ep completion ctx error, ctx_state %d\n", GET_EP_CTX_STATE(ep_ctx)); + /* + * Don't retry forever if we guessed wrong or a defective HC never starts + * the EP or says 'Running' but fails the command. We must give back TDs. + */ + if (time_is_before_jiffies(ep->stop_time + msecs_to_jiffies(100))) + break;

command = xhci_alloc_command(xhci, false, GFP_ATOMIC); if (!command) { diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index f1498b511a81..56e1c574f667 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1093,6 +1093,8 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 1) }, { USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 2) }, { USB_DEVICE_INTERFACE_NUMBER(ALTERA_VID, ALTERA_UB3_602E_PID, 3) }, + /* Abacus Electrics */ + { USB_DEVICE(FTDI_VID, ABACUS_OPTICAL_PROBE_PID) }, { } /* Terminating entry */ };

diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 52be47d684ea..9acb6f837327 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -442,6 +442,11 @@ #define LINX_FUTURE_1_PID 0xF44B /* Linx future device */ #define LINX_FUTURE_2_PID 0xF44C /* Linx future device */

+/* + * Abacus Electrics + */ +#define ABACUS_OPTICAL_PROBE_PID 0xf458 /* ABACUS ELECTRICS Optical Probe */ + /* * Oceanic product ids */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 715738d70cbf..b09d95da2fe5 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -611,6 +611,7 @@ static void option_instat_callback(struct urb *urb); /* Sierra Wireless products */ #define SIERRA_VENDOR_ID 0x1199 #define SIERRA_PRODUCT_EM9191 0x90d3 +#define SIERRA_PRODUCT_EM9291 0x90e3

/* UNISOC (Spreadtrum) products */ #define UNISOC_VENDOR_ID 0x1782 @@ -2432,6 +2433,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) }, { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0, 0) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9291, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9291, 0xff, 0xff, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, TOZED_PRODUCT_LT70C, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, LUAT_PRODUCT_AIR720U, 0xff, 0, 0) }, { USB_DEVICE_INTERFACE_CLASS(0x1bbb, 0x0530, 0xff), /* TCL IK512 MBIM */ diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c index 24b8772a345e..bac5ab6377ae 100644 --- a/drivers/usb/serial/usb-serial-simple.c +++ b/drivers/usb/serial/usb-serial-simple.c @@ -101,6 +101,11 @@ DEVICE(nokia, NOKIA_IDS); { USB_DEVICE(0x09d7, 0x0100) } /* NovAtel FlexPack GPS */ DEVICE_N(novatel_gps, NOVATEL_IDS, 3);

+/* OWON electronic test and measurement equipment driver */ +#define OWON_IDS() \ + { USB_DEVICE(0x5345, 0x1234) } /* HDS200 oscilloscopes and others */ +DEVICE(owon, OWON_IDS); + /* Siemens USB/MPI adapter */ #define SIEMENS_IDS() \ { USB_DEVICE(0x908, 0x0004) } @@ -135,6 +140,7 @@ static struct usb_serial_driver * const serial_drivers[] = { &motorola_tetra_device, &nokia_device, &novatel_gps_device, + &owon_device, &siemens_mpi_device, &suunto_device, &vivopay_device, @@ -154,6 +160,7 @@ static const struct usb_device_id id_table[] = { MOTOROLA_TETRA_IDS(), NOKIA_IDS(), NOVATEL_IDS(), + OWON_IDS(), SIEMENS_IDS(), SUUNTO_IDS(), VIVOPAY_IDS(), diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index 1f8c9b16a0fb..d460d71b4257 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -83,6 +83,13 @@ UNUSUAL_DEV(0x0bc2, 0x331a, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_REPORT_LUNS),

+/* Reported-by: Oliver Neukum oneukum@suse.com */ +UNUSUAL_DEV(0x125f, 0xa94a, 0x0160, 0x0160, + "ADATA", + "Portable HDD CH94", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_ATA_1X), + /* Reported-by: Benjamin Tissoires benjamin.tissoires@redhat.com */ UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x9999, "Initio Corporation", diff --git a/drivers/video/backlight/led_bl.c b/drivers/video/backlight/led_bl.c index f54d256e2d54..589dae9ebb63 100644 --- a/drivers/video/backlight/led_bl.c +++ b/drivers/video/backlight/led_bl.c @@ -217,7 +217,7 @@ static int led_bl_probe(struct platform_device *pdev) return 0; }

-static int led_bl_remove(struct platform_device *pdev) +static void led_bl_remove(struct platform_device *pdev) { struct led_bl_data *priv = platform_get_drvdata(pdev); struct backlight_device *bl = priv->bl_dev; @@ -226,10 +226,11 @@ static int led_bl_remove(struct platform_device *pdev) backlight_device_unregister(bl);

led_bl_power_off(priv); - for (i = 0; i < priv->nb_leds; i++) + for (i = 0; i < priv->nb_leds; i++) { + mutex_lock(&priv->leds[i]->led_access); led_sysfs_enable(priv->leds[i]); - - return 0; + mutex_unlock(&priv->leds[i]->led_access); + } }

static const struct of_device_id led_bl_of_match[] = { @@ -245,7 +246,7 @@ static struct platform_driver led_bl_driver = { .of_match_table = of_match_ptr(led_bl_of_match), }, .probe = led_bl_probe, - .remove = led_bl_remove, + .remove_new = led_bl_remove, };

module_platform_driver(led_bl_driver); diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index d5d7c402b651..ab135c3e4341 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -271,7 +271,7 @@ config XEN_PRIVCMD

config XEN_ACPI_PROCESSOR tristate "Xen ACPI processor" - depends on XEN && XEN_PV_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ + depends on XEN && XEN_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ default m help This ACPI processor uploads Power Management information to the Xen diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 9e06d1a0d373..3814f09dc4ae 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -2224,15 +2224,20 @@ static void btrfs_punch_hole_lock_range(struct inode *inode, * will always return true. * So here we need to do extra page alignment for * filemap_range_has_page(). + * + * And do not decrease page_lockend right now, as it can be 0. */ const u64 page_lockstart = round_up(lockstart, PAGE_SIZE); - const u64 page_lockend = round_down(lockend + 1, PAGE_SIZE) - 1; + const u64 page_lockend = round_down(lockend + 1, PAGE_SIZE);

while (1) { truncate_pagecache_range(inode, lockstart, lockend);

lock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend, cached_state); + /* The same page or adjacent pages. */ + if (page_lockend <= page_lockstart) + break; /* * We can't have ordered extents in the range, nor dirty/writeback * pages, because we have locked the inode's VFS lock in exclusive @@ -2244,7 +2249,7 @@ static void btrfs_punch_hole_lock_range(struct inode *inode, * we do, unlock the range and retry. */ if (!filemap_range_has_page(inode->i_mapping, page_lockstart, - page_lockend)) + page_lockend - 1)) break;

unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend, diff --git a/fs/ext4/block_validity.c b/fs/ext4/block_validity.c index 6fe3c941b565..4d6ba140276b 100644 --- a/fs/ext4/block_validity.c +++ b/fs/ext4/block_validity.c @@ -351,10 +351,9 @@ int ext4_check_blockref(const char *function, unsigned int line, { __le32 *bref = p; unsigned int blk; + journal_t *journal = EXT4_SB(inode->i_sb)->s_journal;

- if (ext4_has_feature_journal(inode->i_sb) && - (inode->i_ino == - le32_to_cpu(EXT4_SB(inode->i_sb)->s_es->s_journal_inum))) + if (journal && inode == journal->j_inode) return 0;

while (bref < p+max) { diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index f460150ec73e..abe7f769054f 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -406,10 +406,11 @@ static int __check_block_validity(struct inode *inode, const char *func, unsigned int line, struct ext4_map_blocks *map) { - if (ext4_has_feature_journal(inode->i_sb) && - (inode->i_ino == - le32_to_cpu(EXT4_SB(inode->i_sb)->s_es->s_journal_inum))) + journal_t *journal = EXT4_SB(inode->i_sb)->s_journal; + + if (journal && inode == journal->j_inode) return 0; + if (!ext4_inode_block_valid(inode, map->m_pblk, map->m_len)) { ext4_error_inode(inode, func, line, map->m_pblk, "lblock %lu mapped to illegal pblock %llu " diff --git a/fs/jfs/jfs_dinode.h b/fs/jfs/jfs_dinode.h index 6b231d0d0071..603aae17a693 100644 --- a/fs/jfs/jfs_dinode.h +++ b/fs/jfs/jfs_dinode.h @@ -96,7 +96,7 @@ struct dinode { #define di_gengen u._file._u1._imap._gengen

union { - xtpage_t _xtroot; + xtroot_t _xtroot; struct { u8 unused[16]; /* 16: */ dxd_t _dxd; /* 16: */ diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c index 155f66812934..9adb29e7862c 100644 --- a/fs/jfs/jfs_imap.c +++ b/fs/jfs/jfs_imap.c @@ -673,7 +673,7 @@ int diWrite(tid_t tid, struct inode *ip) * This is the special xtree inside the directory for storing * the directory table */ - xtpage_t *p, *xp; + xtroot_t *p, *xp; xad_t *xad;

jfs_ip->xtlid = 0; @@ -687,7 +687,7 @@ int diWrite(tid_t tid, struct inode *ip) * copy xtree root from inode to dinode: */ p = &jfs_ip->i_xtroot; - xp = (xtpage_t *) &dp->di_dirtable; + xp = (xtroot_t *) &dp->di_dirtable; lv = ilinelock->lv; for (n = 0; n < ilinelock->index; n++, lv++) { memcpy(&xp->xad[lv->offset], &p->xad[lv->offset], @@ -716,7 +716,7 @@ int diWrite(tid_t tid, struct inode *ip) * regular file: 16 byte (XAD slot) granularity */ if (type & tlckXTREE) { - xtpage_t *p, *xp; + xtroot_t *p, *xp; xad_t *xad;

/* diff --git a/fs/jfs/jfs_incore.h b/fs/jfs/jfs_incore.h index 721def69e732..dd4264aa9bed 100644 --- a/fs/jfs/jfs_incore.h +++ b/fs/jfs/jfs_incore.h @@ -66,7 +66,7 @@ struct jfs_inode_info { lid_t xtlid; /* lid of xtree lock on directory */ union { struct { - xtpage_t _xtroot; /* 288: xtree root */ + xtroot_t _xtroot; /* 288: xtree root */ struct inomap *_imap; /* 4: inode map header */ } file; struct { diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c index ce4b4760fcb1..dccc8b3f1045 100644 --- a/fs/jfs/jfs_txnmgr.c +++ b/fs/jfs/jfs_txnmgr.c @@ -783,7 +783,7 @@ struct tlock *txLock(tid_t tid, struct inode *ip, struct metapage * mp, if (mp->xflag & COMMIT_PAGE) p = (xtpage_t *) mp->data; else - p = &jfs_ip->i_xtroot; + p = (xtpage_t *) &jfs_ip->i_xtroot; xtlck->lwm.offset = le16_to_cpu(p->header.nextindex); } @@ -1676,7 +1676,7 @@ static void xtLog(struct jfs_log * log, struct tblock * tblk, struct lrd * lrd,

if (tlck->type & tlckBTROOT) { lrd->log.redopage.type |= cpu_to_le16(LOG_BTROOT); - p = &JFS_IP(ip)->i_xtroot; + p = (xtpage_t *) &JFS_IP(ip)->i_xtroot; if (S_ISDIR(ip->i_mode)) lrd->log.redopage.type |= cpu_to_le16(LOG_DIR_XTREE); diff --git a/fs/jfs/jfs_xtree.c b/fs/jfs/jfs_xtree.c index 2d304cee884c..5ee618d17e77 100644 --- a/fs/jfs/jfs_xtree.c +++ b/fs/jfs/jfs_xtree.c @@ -1213,7 +1213,7 @@ xtSplitRoot(tid_t tid, struct xtlock *xtlck; int rc;

- sp = &JFS_IP(ip)->i_xtroot; + sp = (xtpage_t *) &JFS_IP(ip)->i_xtroot;

INCREMENT(xtStat.split);

@@ -2098,7 +2098,7 @@ int xtAppend(tid_t tid, /* transaction id */ */ void xtInitRoot(tid_t tid, struct inode *ip) { - xtpage_t *p; + xtroot_t *p;

/* * acquire a transaction lock on the root diff --git a/fs/jfs/jfs_xtree.h b/fs/jfs/jfs_xtree.h index 142caafc73b1..15da4e16d8b2 100644 --- a/fs/jfs/jfs_xtree.h +++ b/fs/jfs/jfs_xtree.h @@ -65,24 +65,33 @@ struct xadlist { #define XTPAGEMAXSLOT 256 #define XTENTRYSTART 2

-/* - * xtree page: - */ -typedef union { - struct xtheader { - __le64 next; /* 8: */ - __le64 prev; /* 8: */ +struct xtheader { + __le64 next; /* 8: */ + __le64 prev; /* 8: */

- u8 flag; /* 1: */ - u8 rsrvd1; /* 1: */ - __le16 nextindex; /* 2: next index = number of entries */ - __le16 maxentry; /* 2: max number of entries */ - __le16 rsrvd2; /* 2: */ + u8 flag; /* 1: */ + u8 rsrvd1; /* 1: */ + __le16 nextindex; /* 2: next index = number of entries */ + __le16 maxentry; /* 2: max number of entries */ + __le16 rsrvd2; /* 2: */

- pxd_t self; /* 8: self */ - } header; /* (32) */ + pxd_t self; /* 8: self */ +};

+/* + * xtree root (in inode): + */ +typedef union { + struct xtheader header; xad_t xad[XTROOTMAXSLOT]; /* 16 * maxentry: xad array */ +} xtroot_t; + +/* + * xtree page: + */ +typedef union { + struct xtheader header; + xad_t xad[XTPAGEMAXSLOT]; /* 16 * maxentry: xad array */ } xtpage_t;

/* diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 72e25842f5dc..46eec986ec9c 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -354,6 +354,7 @@ static int ntfs_extend(struct inode *inode, loff_t pos, size_t count, }

if (extend_init && !is_compressed(ni)) { + WARN_ON(ni->i_valid >= pos); err = ntfs_extend_initialized_size(file, ni, ni->i_valid, pos); if (err) goto out; diff --git a/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h b/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h index 9f7c5103bc82..39f203256c4f 100644 --- a/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h +++ b/include/dt-bindings/sound/qcom,q6dsp-lpass-ports.h @@ -131,6 +131,14 @@ #define RX_CODEC_DMA_RX_7 126 #define QUINARY_MI2S_RX 127 #define QUINARY_MI2S_TX 128 +#define DISPLAY_PORT_RX_0 DISPLAY_PORT_RX +#define DISPLAY_PORT_RX_1 129 +#define DISPLAY_PORT_RX_2 130 +#define DISPLAY_PORT_RX_3 131 +#define DISPLAY_PORT_RX_4 132 +#define DISPLAY_PORT_RX_5 133 +#define DISPLAY_PORT_RX_6 134 +#define DISPLAY_PORT_RX_7 135

#define LPASS_CLK_ID_PRI_MI2S_IBIT 1 #define LPASS_CLK_ID_PRI_MI2S_EBIT 2 diff --git a/include/linux/filter.h b/include/linux/filter.h index 01f97956572c..f3ef1a8965bb 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -775,7 +775,14 @@ static __always_inline u32 bpf_prog_run_xdp(const struct bpf_prog *prog, * under local_bh_disable(), which provides the needed RCU protection * for accessing map entries. */ - u32 act = __bpf_prog_run(prog, xdp, BPF_DISPATCHER_FUNC(xdp)); + struct bpf_redirect_info *ri = this_cpu_ptr(&bpf_redirect_info); + u32 act; + + if (ri->map_id || ri->map_type) { + ri->map_id = 0; + ri->map_type = BPF_MAP_TYPE_UNSPEC; + } + act = __bpf_prog_run(prog, xdp, BPF_DISPATCHER_FUNC(xdp));

if (static_branch_unlikely(&bpf_master_redirect_enabled_key)) { if (act == XDP_TX && netif_is_bond_slave(xdp->rxq->dev)) diff --git a/include/linux/pci.h b/include/linux/pci.h index 28f91982402a..2fd6c6050bb5 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1779,6 +1779,7 @@ static inline int acpi_pci_bus_find_domain_nr(struct pci_bus *bus) { return 0; } #endif int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent); +void pci_bus_release_domain_nr(struct pci_bus *bus, struct device *parent); #endif

/* Some architectures require additional setup to direct VGA traffic */ diff --git a/include/net/dsa.h b/include/net/dsa.h index f96b61d9768e..e26bace77479 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -888,9 +888,15 @@ struct dsa_switch_ops { phy_interface_t iface); int (*phylink_mac_link_state)(struct dsa_switch *ds, int port, struct phylink_link_state *state); + int (*phylink_mac_prepare)(struct dsa_switch *ds, int port, + unsigned int mode, + phy_interface_t interface); void (*phylink_mac_config)(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state); + int (*phylink_mac_finish)(struct dsa_switch *ds, int port, + unsigned int mode, + phy_interface_t interface); void (*phylink_mac_an_restart)(struct dsa_switch *ds, int port); void (*phylink_mac_link_down)(struct dsa_switch *ds, int port, unsigned int mode, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index a5a5a2915736..6ef8348b5e93 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2956,6 +2956,19 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw, */ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb);

+/** + * ieee80211_purge_tx_queue - purge TX skb queue + * @hw: the hardware + * @skbs: the skbs + * + * Free a set of transmit skbs. Use this function when device is going to stop + * but some transmit skbs without TX status are still queued. + * This function does not take the list lock and the caller must hold the + * relevant locks to use it. + */ +void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, + struct sk_buff_head *skbs); + /** * DOC: Hardware crypto acceleration * diff --git a/include/trace/bpf_probe.h b/include/trace/bpf_probe.h index 6a13220d2d27..155c495b89ea 100644 --- a/include/trace/bpf_probe.h +++ b/include/trace/bpf_probe.h @@ -21,6 +21,9 @@ #undef __get_bitmask #define __get_bitmask(field) (char *)__get_dynamic_array(field)

+#undef __get_cpumask +#define __get_cpumask(field) (char *)__get_dynamic_array(field) + #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field))

@@ -40,6 +43,9 @@ #undef __get_rel_bitmask #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field)

+#undef __get_rel_cpumask +#define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) + #undef __get_rel_sockaddr #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field))

diff --git a/include/trace/perf.h b/include/trace/perf.h index 5800d13146c3..8f3bf1e17707 100644 --- a/include/trace/perf.h +++ b/include/trace/perf.h @@ -21,6 +21,9 @@ #undef __get_bitmask #define __get_bitmask(field) (char *)__get_dynamic_array(field)

+#undef __get_cpumask +#define __get_cpumask(field) (char *)__get_dynamic_array(field) + #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field))

@@ -41,6 +44,9 @@ #undef __get_rel_bitmask #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field)

+#undef __get_rel_cpumask +#define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) + #undef __get_rel_sockaddr #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field))

diff --git a/include/trace/stages/stage1_struct_define.h b/include/trace/stages/stage1_struct_define.h index 1b7bab60434c..69e0dae453bf 100644 --- a/include/trace/stages/stage1_struct_define.h +++ b/include/trace/stages/stage1_struct_define.h @@ -32,6 +32,9 @@ #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(char, item, -1)

+#undef __cpumask +#define __cpumask(item) __dynamic_array(char, item, -1) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len)

@@ -47,6 +50,9 @@ #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(char, item, -1)

+#undef __rel_cpumask +#define __rel_cpumask(item) __rel_dynamic_array(char, item, -1) + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len)

diff --git a/include/trace/stages/stage2_data_offsets.h b/include/trace/stages/stage2_data_offsets.h index 1b7a8f764fdd..469b6a64293d 100644 --- a/include/trace/stages/stage2_data_offsets.h +++ b/include/trace/stages/stage2_data_offsets.h @@ -38,6 +38,9 @@ #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1)

+#undef __cpumask +#define __cpumask(item) __dynamic_array(unsigned long, item, -1) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len)

@@ -53,5 +56,8 @@ #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1)

+#undef __rel_cpumask +#define __rel_cpumask(item) __rel_dynamic_array(unsigned long, item, -1) + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage3_trace_output.h b/include/trace/stages/stage3_trace_output.h index e3b183e9d18e..816c2da7a46f 100644 --- a/include/trace/stages/stage3_trace_output.h +++ b/include/trace/stages/stage3_trace_output.h @@ -42,6 +42,9 @@ trace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ })

+#undef __get_cpumask +#define __get_cpumask(field) __get_bitmask(field) + #undef __get_rel_bitmask #define __get_rel_bitmask(field) \ ({ \ @@ -51,6 +54,9 @@ trace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ })

+#undef __get_rel_cpumask +#define __get_rel_cpumask(field) __get_rel_bitmask(field) + #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field))

@@ -113,6 +119,14 @@ trace_print_array_seq(p, array, count, el_size); \ })

+#undef __print_dynamic_array +#define __print_dynamic_array(array, el_size) \ + ({ \ + __print_array(__get_dynamic_array(array), \ + __get_dynamic_array_len(array) / (el_size), \ + (el_size)); \ + }) + #undef __print_hex_dump #define __print_hex_dump(prefix_str, prefix_type, \ rowsize, groupsize, buf, len, ascii) \ diff --git a/include/trace/stages/stage4_event_fields.h b/include/trace/stages/stage4_event_fields.h index fae467ccd0c3..b6f679ae21aa 100644 --- a/include/trace/stages/stage4_event_fields.h +++ b/include/trace/stages/stage4_event_fields.h @@ -47,6 +47,12 @@ #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1)

+#undef __cpumask +#define __cpumask(item) { \ + .type = "__data_loc cpumask_t", .name = #item, \ + .size = 4, .align = 4, \ + .is_signed = 0, .filter_type = FILTER_OTHER }, + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len)

@@ -65,5 +71,11 @@ #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1)

+#undef __rel_cpumask +#define __rel_cpumask(item) { \ + .type = "__rel_loc cpumask_t", .name = #item, \ + .size = 4, .align = 4, \ + .is_signed = 0, .filter_type = FILTER_OTHER }, + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) diff --git a/include/trace/stages/stage5_get_offsets.h b/include/trace/stages/stage5_get_offsets.h index def36fbb8c5c..e30a13be46ba 100644 --- a/include/trace/stages/stage5_get_offsets.h +++ b/include/trace/stages/stage5_get_offsets.h @@ -95,10 +95,16 @@ #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, \ __bitmask_size_in_longs(nr_bits))

+#undef __cpumask +#define __cpumask(item) __bitmask(item, nr_cpumask_bits) + #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, \ __bitmask_size_in_longs(nr_bits))

+#undef __rel_cpumask +#define __rel_cpumask(item) __rel_bitmask(item, nr_cpumask_bits) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len)

diff --git a/include/trace/stages/stage6_event_callback.h b/include/trace/stages/stage6_event_callback.h index 3c554a585320..49c32394b53f 100644 --- a/include/trace/stages/stage6_event_callback.h +++ b/include/trace/stages/stage6_event_callback.h @@ -57,6 +57,16 @@ #define __assign_bitmask(dst, src, nr_bits) \ memcpy(__get_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits))

+#undef __cpumask +#define __cpumask(item) __dynamic_array(unsigned long, item, -1) + +#undef __get_cpumask +#define __get_cpumask(field) (char *)__get_dynamic_array(field) + +#undef __assign_cpumask +#define __assign_cpumask(dst, src) \ + memcpy(__get_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) + #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len)

@@ -98,6 +108,16 @@ #define __assign_rel_bitmask(dst, src, nr_bits) \ memcpy(__get_rel_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits))

+#undef __rel_cpumask +#define __rel_cpumask(item) __rel_dynamic_array(unsigned long, item, -1) + +#undef __get_rel_cpumask +#define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) + +#undef __assign_rel_cpumask +#define __assign_rel_cpumask(dst, src) \ + memcpy(__get_rel_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) + #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len)

diff --git a/include/trace/stages/stage7_class_define.h b/include/trace/stages/stage7_class_define.h index 8a7ec24c246d..5e3e43adb73e 100644 --- a/include/trace/stages/stage7_class_define.h +++ b/include/trace/stages/stage7_class_define.h @@ -13,13 +13,16 @@ #undef __get_dynamic_array_len #undef __get_str #undef __get_bitmask +#undef __get_cpumask #undef __get_sockaddr #undef __get_rel_dynamic_array #undef __get_rel_dynamic_array_len #undef __get_rel_str #undef __get_rel_bitmask +#undef __get_rel_cpumask #undef __get_rel_sockaddr #undef __print_array +#undef __print_dynamic_array #undef __print_hex_dump

/* diff --git a/init/Kconfig b/init/Kconfig index b6786ddc88a8..8b6a2848da4a 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -678,7 +678,7 @@ endmenu # "CPU/Task time and stats accounting"

config CPU_ISOLATION bool "CPU isolation" - depends on SMP || COMPILE_TEST + depends on SMP default y help Make sure that CPUs running critical tasks are not disturbed by diff --git a/kernel/dma/contiguous.c b/kernel/dma/contiguous.c index 6ea80ae42622..24d96a2fe062 100644 --- a/kernel/dma/contiguous.c +++ b/kernel/dma/contiguous.c @@ -69,8 +69,7 @@ struct cma *dma_contiguous_default_area; * Users, who want to set the size of global CMA area for their system * should use cma= kernel parameter. */ -static const phys_addr_t size_bytes __initconst = - (phys_addr_t)CMA_SIZE_MBYTES * SZ_1M; +#define size_bytes ((phys_addr_t)CMA_SIZE_MBYTES * SZ_1M) static phys_addr_t size_cmdline __initdata = -1; static phys_addr_t base_cmdline __initdata; static phys_addr_t limit_cmdline __initdata; diff --git a/kernel/module/Kconfig b/kernel/module/Kconfig index 26ea5d04f56c..cf0da0f844f9 100644 --- a/kernel/module/Kconfig +++ b/kernel/module/Kconfig @@ -131,6 +131,7 @@ comment "Do not forget to sign required modules with scripts/sign-file" choice prompt "Which hash algorithm should modules be signed with?" depends on MODULE_SIG || IMA_APPRAISE_MODSIG + default MODULE_SIG_SHA512 help This determines which sort of hashing algorithm will be used during signature generation. This algorithm _must_ be built into the kernel diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index 6b5bb0e380b5..7254c808b27c 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -403,7 +403,7 @@ static const struct bpf_func_proto bpf_trace_printk_proto = { .arg2_type = ARG_CONST_SIZE, };

-static void __set_printk_clr_event(void) +static void __set_printk_clr_event(struct work_struct *work) { /* * This program might be calling bpf_trace_printk, @@ -416,10 +416,11 @@ static void __set_printk_clr_event(void) if (trace_set_clr_event("bpf_trace", "bpf_trace_printk", 1)) pr_warn_ratelimited("could not enable bpf_trace_printk events"); } +static DECLARE_WORK(set_printk_work, __set_printk_clr_event);

const struct bpf_func_proto *bpf_get_trace_printk_proto(void) { - __set_printk_clr_event(); + schedule_work(&set_printk_work); return &bpf_trace_printk_proto; }

@@ -462,7 +463,7 @@ static const struct bpf_func_proto bpf_trace_vprintk_proto = {

const struct bpf_func_proto *bpf_get_trace_vprintk_proto(void) { - __set_printk_clr_event(); + schedule_work(&set_printk_work); return &bpf_trace_vprintk_proto; }

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index ed0d0c8a2b4b..8723ad2f9c63 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -456,6 +456,7 @@ static void test_event_printk(struct trace_event_call *call) case '%': continue; case 'p': + do_pointer: /* Find dereferencing fields */ switch (fmt[i + 1]) { case 'B': case 'R': case 'r': @@ -484,6 +485,12 @@ static void test_event_printk(struct trace_event_call *call) continue; if (fmt[i + j] == '*') { star = true; + /* Handle %*pbl case */ + if (!j && fmt[i + 1] == 'p') { + arg++; + i++; + goto do_pointer; + } continue; } if ((fmt[i + j] == 's')) { diff --git a/lib/test_ubsan.c b/lib/test_ubsan.c index 2062be1f2e80..f90f2b9842ec 100644 --- a/lib/test_ubsan.c +++ b/lib/test_ubsan.c @@ -35,18 +35,22 @@ static void test_ubsan_shift_out_of_bounds(void)

static void test_ubsan_out_of_bounds(void) { - volatile int i = 4, j = 5, k = -1; - volatile char above[4] = { }; /* Protect surrounding memory. */ - volatile int arr[4]; - volatile char below[4] = { }; /* Protect surrounding memory. */ + int i = 4, j = 4, k = -1; + volatile struct { + char above[4]; /* Protect surrounding memory. */ + int arr[4]; + char below[4]; /* Protect surrounding memory. */ + } data;

- above[0] = below[0]; + OPTIMIZER_HIDE_VAR(i); + OPTIMIZER_HIDE_VAR(j); + OPTIMIZER_HIDE_VAR(k);

UBSAN_TEST(CONFIG_UBSAN_BOUNDS, "above"); - arr[j] = i; + data.arr[j] = i;

UBSAN_TEST(CONFIG_UBSAN_BOUNDS, "below"); - arr[k] = i; + data.arr[k] = i; }

enum ubsan_test_enum { diff --git a/net/9p/client.c b/net/9p/client.c index e876d6fea2fc..e89a91802e03 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1545,7 +1545,8 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to, struct p9_client *clnt = fid->clnt; struct p9_req_t *req; int count = iov_iter_count(to); - int rsize, received, non_zc = 0; + u32 rsize, received; + bool non_zc = false; char *dataptr;

*err = 0; @@ -1568,7 +1569,7 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to, 0, 11, "dqd", fid->fid, offset, rsize); } else { - non_zc = 1; + non_zc = true; req = p9_client_rpc(clnt, P9_TREAD, "dqd", fid->fid, offset, rsize); } @@ -1589,11 +1590,11 @@ p9_client_read_once(struct p9_fid *fid, u64 offset, struct iov_iter *to, return 0; } if (rsize < received) { - pr_err("bogus RREAD count (%d > %d)\n", received, rsize); + pr_err("bogus RREAD count (%u > %u)\n", received, rsize); received = rsize; }

- p9_debug(P9_DEBUG_9P, "<<< RREAD count %d\n", received); + p9_debug(P9_DEBUG_9P, "<<< RREAD count %u\n", received);

if (non_zc) { int n = copy_to_iter(dataptr, received, to); @@ -1620,9 +1621,9 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) *err = 0;

while (iov_iter_count(from)) { - int count = iov_iter_count(from); - int rsize = fid->iounit; - int written; + size_t count = iov_iter_count(from); + u32 rsize = fid->iounit; + u32 written;

if (!rsize || rsize > clnt->msize - P9_IOHDRSZ) rsize = clnt->msize - P9_IOHDRSZ; @@ -1630,7 +1631,7 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) if (count < rsize) rsize = count;

- p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %d (/%d)\n", + p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %u (/%zu)\n", fid->fid, offset, rsize, count);

/* Don't bother zerocopy for small IO (< 1024) */ @@ -1656,11 +1657,11 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) break; } if (rsize < written) { - pr_err("bogus RWRITE count (%d > %d)\n", written, rsize); + pr_err("bogus RWRITE count (%u > %u)\n", written, rsize); written = rsize; }

- p9_debug(P9_DEBUG_9P, "<<< RWRITE count %d\n", written); + p9_debug(P9_DEBUG_9P, "<<< RWRITE count %u\n", written);

p9_req_put(clnt, req); iov_iter_revert(from, count - written - iov_iter_count(from)); @@ -2056,7 +2057,8 @@ EXPORT_SYMBOL_GPL(p9_client_xattrcreate);

int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset) { - int err, rsize, non_zc = 0; + int err, non_zc = 0; + u32 rsize; struct p9_client *clnt; struct p9_req_t *req; char *dataptr; @@ -2065,7 +2067,7 @@ int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset)

iov_iter_kvec(&to, ITER_DEST, &kv, 1, count);

- p9_debug(P9_DEBUG_9P, ">>> TREADDIR fid %d offset %llu count %d\n", + p9_debug(P9_DEBUG_9P, ">>> TREADDIR fid %d offset %llu count %u\n", fid->fid, offset, count);

err = 0; @@ -2101,11 +2103,11 @@ int p9_client_readdir(struct p9_fid *fid, char *data, u32 count, u64 offset) goto free_and_error; } if (rsize < count) { - pr_err("bogus RREADDIR count (%d > %d)\n", count, rsize); + pr_err("bogus RREADDIR count (%u > %u)\n", count, rsize); count = rsize; }

- p9_debug(P9_DEBUG_9P, "<<< RREADDIR count %d\n", count); + p9_debug(P9_DEBUG_9P, "<<< RREADDIR count %u\n", count);

if (non_zc) memmove(data, dataptr, count); diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c index 4417a18b3e95..f63586c9ce02 100644 --- a/net/core/lwtunnel.c +++ b/net/core/lwtunnel.c @@ -332,6 +332,8 @@ int lwtunnel_output(struct net *net, struct sock *sk, struct sk_buff *skb) struct dst_entry *dst; int ret;

+ local_bh_disable(); + if (dev_xmit_recursion()) { net_crit_ratelimited("%s(): recursion limit reached on datapath\n", __func__); @@ -347,8 +349,10 @@ int lwtunnel_output(struct net *net, struct sock *sk, struct sk_buff *skb) lwtstate = dst->lwtstate;

if (lwtstate->type == LWTUNNEL_ENCAP_NONE || - lwtstate->type > LWTUNNEL_ENCAP_MAX) - return 0; + lwtstate->type > LWTUNNEL_ENCAP_MAX) { + ret = 0; + goto out; + }

ret = -EOPNOTSUPP; rcu_read_lock(); @@ -363,11 +367,13 @@ int lwtunnel_output(struct net *net, struct sock *sk, struct sk_buff *skb) if (ret == -EOPNOTSUPP) goto drop;

- return ret; + goto out;

drop: kfree_skb(skb);

+out: + local_bh_enable(); return ret; } EXPORT_SYMBOL_GPL(lwtunnel_output); @@ -379,6 +385,8 @@ int lwtunnel_xmit(struct sk_buff *skb) struct dst_entry *dst; int ret;

+ local_bh_disable(); + if (dev_xmit_recursion()) { net_crit_ratelimited("%s(): recursion limit reached on datapath\n", __func__); @@ -395,8 +403,10 @@ int lwtunnel_xmit(struct sk_buff *skb) lwtstate = dst->lwtstate;

if (lwtstate->type == LWTUNNEL_ENCAP_NONE || - lwtstate->type > LWTUNNEL_ENCAP_MAX) - return 0; + lwtstate->type > LWTUNNEL_ENCAP_MAX) { + ret = 0; + goto out; + }

ret = -EOPNOTSUPP; rcu_read_lock(); @@ -411,11 +421,13 @@ int lwtunnel_xmit(struct sk_buff *skb) if (ret == -EOPNOTSUPP) goto drop;

- return ret; + goto out;

drop: kfree_skb(skb);

+out: + local_bh_enable(); return ret; } EXPORT_SYMBOL_GPL(lwtunnel_xmit); @@ -427,6 +439,8 @@ int lwtunnel_input(struct sk_buff *skb) struct dst_entry *dst; int ret;

+ DEBUG_NET_WARN_ON_ONCE(!in_softirq()); + if (dev_xmit_recursion()) { net_crit_ratelimited("%s(): recursion limit reached on datapath\n", __func__); diff --git a/net/core/selftests.c b/net/core/selftests.c index acb1ee97bbd3..7af99d07762e 100644 --- a/net/core/selftests.c +++ b/net/core/selftests.c @@ -100,10 +100,10 @@ static struct sk_buff *net_test_get_skb(struct net_device *ndev, ehdr->h_proto = htons(ETH_P_IP);

if (attr->tcp) { + memset(thdr, 0, sizeof(*thdr)); thdr->source = htons(attr->sport); thdr->dest = htons(attr->dport); thdr->doff = sizeof(struct tcphdr) / 4; - thdr->check = 0; } else { uhdr->source = htons(attr->sport); uhdr->dest = htons(attr->dport); @@ -144,10 +144,18 @@ static struct sk_buff *net_test_get_skb(struct net_device *ndev, attr->id = net_test_next_id; shdr->id = net_test_next_id++;

- if (attr->size) - skb_put(skb, attr->size); - if (attr->max_size && attr->max_size > skb->len) - skb_put(skb, attr->max_size - skb->len); + if (attr->size) { + void *payload = skb_put(skb, attr->size); + + memset(payload, 0, attr->size); + } + + if (attr->max_size && attr->max_size > skb->len) { + size_t pad_len = attr->max_size - skb->len; + void *pad = skb_put(skb, pad_len); + + memset(pad, 0, pad_len); + }

skb->csum = 0; skb->ip_summed = CHECKSUM_PARTIAL; diff --git a/net/dsa/port.c b/net/dsa/port.c index 750fe68d9b2a..cd1741792f6a 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -1599,6 +1599,21 @@ dsa_port_phylink_mac_select_pcs(struct phylink_config *config, return pcs; }

+static int dsa_port_phylink_mac_prepare(struct phylink_config *config, + unsigned int mode, + phy_interface_t interface) +{ + struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_switch *ds = dp->ds; + int err = 0; + + if (ds->ops->phylink_mac_prepare) + err = ds->ops->phylink_mac_prepare(ds, dp->index, mode, + interface); + + return err; +} + static void dsa_port_phylink_mac_config(struct phylink_config *config, unsigned int mode, const struct phylink_link_state *state) @@ -1612,6 +1627,21 @@ static void dsa_port_phylink_mac_config(struct phylink_config *config, ds->ops->phylink_mac_config(ds, dp->index, mode, state); }

+static int dsa_port_phylink_mac_finish(struct phylink_config *config, + unsigned int mode, + phy_interface_t interface) +{ + struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); + struct dsa_switch *ds = dp->ds; + int err = 0; + + if (ds->ops->phylink_mac_finish) + err = ds->ops->phylink_mac_finish(ds, dp->index, mode, + interface); + + return err; +} + static void dsa_port_phylink_mac_an_restart(struct phylink_config *config) { struct dsa_port *dp = container_of(config, struct dsa_port, pl_config); @@ -1667,7 +1697,9 @@ static const struct phylink_mac_ops dsa_port_phylink_mac_ops = { .validate = dsa_port_phylink_validate, .mac_select_pcs = dsa_port_phylink_mac_select_pcs, .mac_pcs_get_state = dsa_port_phylink_mac_pcs_get_state, + .mac_prepare = dsa_port_phylink_mac_prepare, .mac_config = dsa_port_phylink_mac_config, + .mac_finish = dsa_port_phylink_mac_finish, .mac_an_restart = dsa_port_phylink_mac_an_restart, .mac_link_down = dsa_port_phylink_mac_link_down, .mac_link_up = dsa_port_phylink_mac_link_up, diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 8a3af4144d3f..4cd413bd764f 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1984,8 +1984,6 @@ void __ieee80211_subif_start_xmit(struct sk_buff *skb, u32 info_flags, u32 ctrl_flags, u64 *cookie); -void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, - struct sk_buff_head *skbs); struct sk_buff * ieee80211_build_data_template(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb, u32 info_flags); diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 3f9ddd7f04b6..3a96aa306616 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -1294,3 +1294,4 @@ void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, while ((skb = __skb_dequeue(skbs))) ieee80211_free_txskb(hw, skb); } +EXPORT_SYMBOL(ieee80211_purge_tx_queue); diff --git a/net/sched/act_mirred.c b/net/sched/act_mirred.c index 36395e5db3b4..bbc34987bd09 100644 --- a/net/sched/act_mirred.c +++ b/net/sched/act_mirred.c @@ -255,31 +255,31 @@ static int tcf_mirred_act(struct sk_buff *skb, const struct tc_action *a,

m_mac_header_xmit = READ_ONCE(m->tcfm_mac_header_xmit); m_eaction = READ_ONCE(m->tcfm_eaction); + is_redirect = tcf_mirred_is_act_redirect(m_eaction); retval = READ_ONCE(m->tcf_action); dev = rcu_dereference_bh(m->tcfm_dev); if (unlikely(!dev)) { pr_notice_once("tc mirred: target device is gone\n"); - goto out; + goto err_cant_do; }

if (unlikely(!(dev->flags & IFF_UP)) || !netif_carrier_ok(dev)) { net_notice_ratelimited("tc mirred to Houston: device %s is down\n", dev->name); - goto out; + goto err_cant_do; }

/* we could easily avoid the clone only if called by ingress and clsact; * since we can't easily detect the clsact caller, skip clone only for * ingress - that covers the TC S/W datapath. */ - is_redirect = tcf_mirred_is_act_redirect(m_eaction); at_ingress = skb_at_tc_ingress(skb); use_reinsert = at_ingress && is_redirect && tcf_mirred_can_reinsert(retval); if (!use_reinsert) { skb2 = skb_clone(skb, GFP_ATOMIC); if (!skb2) - goto out; + goto err_cant_do; }

want_ingress = tcf_mirred_act_wants_ingress(m_eaction); @@ -321,12 +321,16 @@ static int tcf_mirred_act(struct sk_buff *skb, const struct tc_action *a, }

err = tcf_mirred_forward(want_ingress, skb2); - if (err) { -out: + if (err) tcf_action_inc_overlimit_qstats(&m->common); - if (tcf_mirred_is_act_redirect(m_eaction)) - retval = TC_ACT_SHOT; - } + __this_cpu_dec(mirred_nest_level); + + return retval; + +err_cant_do: + if (is_redirect) + retval = TC_ACT_SHOT; + tcf_action_inc_overlimit_qstats(&m->common); __this_cpu_dec(mirred_nest_level);

return retval; diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index 54dddc2ff502..dbed490aafd3 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -959,6 +959,7 @@ hfsc_change_class(struct Qdisc *sch, u32 classid, u32 parentid,

if (cl != NULL) { int old_flags; + int len = 0;

if (parentid) { if (cl->cl_parent && @@ -989,9 +990,13 @@ hfsc_change_class(struct Qdisc *sch, u32 classid, u32 parentid, if (usc != NULL) hfsc_change_usc(cl, usc, cur_time);

+ if (cl->qdisc->q.qlen != 0) + len = qdisc_peek_len(cl->qdisc); + /* Check queue length again since some qdisc implementations + * (e.g., netem/codel) might empty the queue during the peek + * operation. + */ if (cl->qdisc->q.qlen != 0) { - int len = qdisc_peek_len(cl->qdisc); - if (cl->cl_flags & HFSC_RSC) { if (old_flags & HFSC_RSC) update_ed(cl, len); @@ -1631,10 +1636,16 @@ hfsc_dequeue(struct Qdisc *sch) if (cl->qdisc->q.qlen != 0) { /* update ed */ next_len = qdisc_peek_len(cl->qdisc); - if (realtime) - update_ed(cl, next_len); - else - update_d(cl, next_len); + /* Check queue length again since some qdisc implementations + * (e.g., netem/codel) might empty the queue during the peek + * operation. + */ + if (cl->qdisc->q.qlen != 0) { + if (realtime) + update_ed(cl, next_len); + else + update_d(cl, next_len); + } } else { /* the class becomes passive */ eltree_remove(cl); diff --git a/net/tipc/monitor.c b/net/tipc/monitor.c index 9618e4429f0f..23efd35adaa3 100644 --- a/net/tipc/monitor.c +++ b/net/tipc/monitor.c @@ -716,7 +716,8 @@ void tipc_mon_reinit_self(struct net *net) if (!mon) continue; write_lock_bh(&mon->lock); - mon->self->addr = tipc_own_addr(net); + if (mon->self) + mon->self->addr = tipc_own_addr(net); write_unlock_bh(&mon->lock); } } diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c index 608c4ae3b08a..ecc7db237f2e 100644 --- a/samples/trace_events/trace-events-sample.c +++ b/samples/trace_events/trace-events-sample.c @@ -50,7 +50,7 @@ static void do_simple_thread_func(int cnt, const char *fmt, ...)

trace_foo_with_template_print("I have to be different", cnt);

- trace_foo_rel_loc("Hello __rel_loc", cnt, bitmask); + trace_foo_rel_loc("Hello __rel_loc", cnt, bitmask, current->cpus_ptr); }

static void simple_thread_func(int cnt) diff --git a/samples/trace_events/trace-events-sample.h b/samples/trace_events/trace-events-sample.h index 1a92226202fc..06be777b3b14 100644 --- a/samples/trace_events/trace-events-sample.h +++ b/samples/trace_events/trace-events-sample.h @@ -200,6 +200,16 @@ * * __assign_bitmask(target_cpus, cpumask_bits(bar), nr_cpumask_bits); * + * __cpumask: This is pretty much the same as __bitmask but is specific for + * CPU masks. The type displayed to the user via the format files will + * be "cpumaks_t" such that user space may deal with them differently + * if they choose to do so, and the bits is always set to nr_cpumask_bits. + * + * __cpumask(target_cpu) + * + * To assign a cpumask, use the __assign_cpumask() helper macro. + * + * __assign_cpumask(target_cpus, cpumask_bits(bar)); * * fast_assign: This is a C like function that is used to store the items * into the ring buffer. A special variable called "__entry" will be the @@ -212,8 +222,8 @@ * This is also used to print out the data from the trace files. * Again, the __entry macro is used to access the data from the ring buffer. * - * Note, __dynamic_array, __string, and __bitmask require special helpers - * to access the data. + * Note, __dynamic_array, __string, __bitmask and __cpumask require special + * helpers to access the data. * * For __dynamic_array(int, foo, bar) use __get_dynamic_array(foo) * Use __get_dynamic_array_len(foo) to get the length of the array @@ -226,6 +236,8 @@ * * For __bitmask(target_cpus, nr_cpumask_bits) use __get_bitmask(target_cpus) * + * For __cpumask(target_cpus) use __get_cpumask(target_cpus) + * * * Note, that for both the assign and the printk, __entry is the handler * to the data structure in the ring buffer, and is defined by the @@ -288,7 +300,9 @@ TRACE_EVENT(foo_bar, __dynamic_array(int, list, __length_of(lst)) __string( str, string ) __bitmask( cpus, num_possible_cpus() ) + __cpumask( cpum ) __vstring( vstr, fmt, va ) + __string_len( lstr, foo, bar / 2 < strlen(foo) ? bar / 2 : strlen(foo) ) ),

TP_fast_assign( @@ -297,11 +311,14 @@ TRACE_EVENT(foo_bar, memcpy(__get_dynamic_array(list), lst, __length_of(lst) * sizeof(int)); __assign_str(str, string); + __assign_str(lstr, foo); __assign_vstr(vstr, fmt, va); __assign_bitmask(cpus, cpumask_bits(mask), num_possible_cpus()); + __assign_cpumask(cpum, cpumask_bits(mask)); ),

- TP_printk("foo %s %d %s %s %s %s (%s) %s", __entry->foo, __entry->bar, + TP_printk("foo %s %d %s %s %s %s %s %s (%s) (%s) %s [%d] %*pbl", + __entry->foo, __entry->bar,

/* * Notice here the use of some helper functions. This includes: @@ -345,7 +362,17 @@ TRACE_EVENT(foo_bar, __print_array(__get_dynamic_array(list), __get_dynamic_array_len(list) / sizeof(int), sizeof(int)), - __get_str(str), __get_bitmask(cpus), __get_str(vstr)) + +/* A shortcut is to use __print_dynamic_array for dynamic arrays */ + + __print_dynamic_array(list, sizeof(int)), + + __get_str(str), __get_str(lstr), + __get_bitmask(cpus), __get_cpumask(cpum), + __get_str(vstr), + __get_dynamic_array_len(cpus), + __get_dynamic_array_len(cpus), + __get_dynamic_array(cpus)) );

/* @@ -542,15 +569,16 @@ DEFINE_EVENT_PRINT(foo_template, foo_with_template_print,

TRACE_EVENT(foo_rel_loc,

- TP_PROTO(const char *foo, int bar, unsigned long *mask), + TP_PROTO(const char *foo, int bar, unsigned long *mask, const cpumask_t *cpus),

- TP_ARGS(foo, bar, mask), + TP_ARGS(foo, bar, mask, cpus),

TP_STRUCT__entry( __rel_string( foo, foo ) __field( int, bar ) __rel_bitmask( bitmask, BITS_PER_BYTE * sizeof(unsigned long) ) + __rel_cpumask( cpumask ) ),

TP_fast_assign( @@ -558,10 +586,12 @@ TRACE_EVENT(foo_rel_loc, __entry->bar = bar; __assign_rel_bitmask(bitmask, mask, BITS_PER_BYTE * sizeof(unsigned long)); + __assign_rel_cpumask(cpumask, cpus); ),

- TP_printk("foo_rel_loc %s, %d, %s", __get_rel_str(foo), __entry->bar, - __get_rel_bitmask(bitmask)) + TP_printk("foo_rel_loc %s, %d, %s, %s", __get_rel_str(foo), __entry->bar, + __get_rel_bitmask(bitmask), + __get_rel_cpumask(cpumask)) ); #endif

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 685ef0c610c6..ceeb76a29591 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -263,7 +263,7 @@ objtool-args-$(CONFIG_SLS) += --sls objtool-args-$(CONFIG_STACK_VALIDATION) += --stackval objtool-args-$(CONFIG_HAVE_STATIC_CALL_INLINE) += --static-call objtool-args-$(CONFIG_HAVE_UACCESS_VALIDATION) += --uaccess -objtool-args-$(CONFIG_GCOV_KERNEL) += --no-unreachable +objtool-args-$(or $(CONFIG_GCOV_KERNEL),$(CONFIG_KCOV)) += --no-unreachable

objtool-args = $(objtool-args-y) \ $(if $(delay-objtool), --link) \ diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c index 0b5999c819db..04c50f9acda1 100644 --- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -2281,7 +2281,7 @@ static irqreturn_t wcd934x_slim_irq_handler(int irq, void *data) { struct wcd934x_codec *wcd = data; unsigned long status = 0; - int i, j, port_id; + unsigned int i, j, port_id; unsigned int val, int_val = 0; irqreturn_t ret = IRQ_NONE; bool tx; diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index dd78600fc7b0..b96116ea8116 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -13,10 +13,11 @@ #include <linux/platform_device.h> #include <linux/regmap.h> #include <dt-bindings/sound/qcom,lpass.h> +#include <dt-bindings/sound/qcom,q6afe.h> #include "lpass-hdmi.h"

#define LPASS_AHBIX_CLOCK_FREQUENCY 131072000 -#define LPASS_MAX_PORTS (LPASS_CDC_DMA_VA_TX8 + 1) +#define LPASS_MAX_PORTS (DISPLAY_PORT_RX_7 + 1) #define LPASS_MAX_MI2S_PORTS (8) #define LPASS_MAX_DMA_CHANNELS (8) #define LPASS_MAX_HDMI_DMA_CHANNELS (4) diff --git a/sound/soc/qcom/qdsp6/q6afe-dai.c b/sound/soc/qcom/qdsp6/q6afe-dai.c index 8bb7452b8f18..8fe38f842e7a 100644 --- a/sound/soc/qcom/qdsp6/q6afe-dai.c +++ b/sound/soc/qcom/qdsp6/q6afe-dai.c @@ -496,7 +496,7 @@ static int q6afe_mi2s_set_sysclk(struct snd_soc_dai *dai,

static const struct snd_soc_dapm_route q6afe_dapm_routes[] = { {"HDMI Playback", NULL, "HDMI_RX"}, - {"Display Port Playback", NULL, "DISPLAY_PORT_RX"}, + {"DISPLAY_PORT_RX_0 Playback", NULL, "DISPLAY_PORT_RX"}, {"Slimbus Playback", NULL, "SLIMBUS_0_RX"}, {"Slimbus1 Playback", NULL, "SLIMBUS_1_RX"}, {"Slimbus2 Playback", NULL, "SLIMBUS_2_RX"}, diff --git a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c index f67c16fd90b9..ac937a6bf909 100644 --- a/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c +++ b/sound/soc/qcom/qdsp6/q6dsp-lpass-ports.c @@ -79,6 +79,22 @@ .id = did, \ }

+#define Q6AFE_DP_RX_DAI(did) { \ + .playback = { \ + .stream_name = #did" Playback", \ + .rates = SNDRV_PCM_RATE_48000 | \ + SNDRV_PCM_RATE_96000 | \ + SNDRV_PCM_RATE_192000, \ + .formats = SNDRV_PCM_FMTBIT_S16_LE | \ + SNDRV_PCM_FMTBIT_S24_LE, \ + .channels_min = 2, \ + .channels_max = 8, \ + .rate_min = 48000, \ + .rate_max = 192000, \ + }, \ + .name = #did, \ + .id = did, \ + }

static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { { @@ -528,22 +544,14 @@ static struct snd_soc_dai_driver q6dsp_audio_fe_dais[] = { Q6AFE_TDM_CAP_DAI("Quinary", 5, QUINARY_TDM_TX_5), Q6AFE_TDM_CAP_DAI("Quinary", 6, QUINARY_TDM_TX_6), Q6AFE_TDM_CAP_DAI("Quinary", 7, QUINARY_TDM_TX_7), - { - .playback = { - .stream_name = "Display Port Playback", - .rates = SNDRV_PCM_RATE_48000 | - SNDRV_PCM_RATE_96000 | - SNDRV_PCM_RATE_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE, - .channels_min = 2, - .channels_max = 8, - .rate_max = 192000, - .rate_min = 48000, - }, - .id = DISPLAY_PORT_RX, - .name = "DISPLAY_PORT", - }, + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_0), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_1), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_2), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_3), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_4), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_5), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_6), + Q6AFE_DP_RX_DAI(DISPLAY_PORT_RX_7), Q6AFE_CDC_DMA_RX_DAI(WSA_CODEC_DMA_RX_0), Q6AFE_CDC_DMA_TX_DAI(WSA_CODEC_DMA_TX_0), Q6AFE_CDC_DMA_RX_DAI(WSA_CODEC_DMA_RX_1), @@ -603,6 +611,9 @@ struct snd_soc_dai_driver *q6dsp_audio_ports_set_config(struct device *dev, case DISPLAY_PORT_RX: q6dsp_audio_fe_dais[i].ops = cfg->q6hdmi_ops; break; + case DISPLAY_PORT_RX_1 ... DISPLAY_PORT_RX_7: + q6dsp_audio_fe_dais[i].ops = cfg->q6hdmi_ops; + break; case SLIMBUS_0_RX ... SLIMBUS_6_TX: q6dsp_audio_fe_dais[i].ops = cfg->q6slim_ops; break; diff --git a/sound/virtio/virtio_pcm.c b/sound/virtio/virtio_pcm.c index c10d91fff2fb..1ddec1f4f05d 100644 --- a/sound/virtio/virtio_pcm.c +++ b/sound/virtio/virtio_pcm.c @@ -337,6 +337,21 @@ int virtsnd_pcm_parse_cfg(struct virtio_snd *snd) if (!snd->substreams) return -ENOMEM;

+ /* + * Initialize critical substream fields early in case we hit an + * error path and end up trying to clean up uninitialized structures + * elsewhere. + */ + for (i = 0; i < snd->nsubstreams; ++i) { + struct virtio_pcm_substream *vss = &snd->substreams[i]; + + vss->snd = snd; + vss->sid = i; + INIT_WORK(&vss->elapsed_period, virtsnd_pcm_period_elapsed); + init_waitqueue_head(&vss->msg_empty); + spin_lock_init(&vss->lock); + } + info = kcalloc(snd->nsubstreams, sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; @@ -350,12 +365,6 @@ int virtsnd_pcm_parse_cfg(struct virtio_snd *snd) struct virtio_pcm_substream *vss = &snd->substreams[i]; struct virtio_pcm *vpcm;

- vss->snd = snd; - vss->sid = i; - INIT_WORK(&vss->elapsed_period, virtsnd_pcm_period_elapsed); - init_waitqueue_head(&vss->msg_empty); - spin_lock_init(&vss->lock); - rc = virtsnd_pcm_build_hw(vss, &info[i]); if (rc) goto on_exit; diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 6ea78612635b..828c91aaf55b 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -3368,6 +3368,9 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, if (!strncmp(func->name, "__cfi_", 6)) return 0;

+ if (file->ignore_unreachables) + return 0; + WARN("%s() falls through to next function %s()", func->name, insn->func->name); return 1; @@ -3582,6 +3585,9 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, if (!next_insn) { if (state.cfi.cfa.base == CFI_UNDEFINED) return 0; + if (file->ignore_unreachables) + return 0; + WARN("%s: unexpected end of section", sec->name); return 1; } @@ -3731,6 +3737,9 @@ static int validate_entry(struct objtool_file *file, struct instruction *insn) break; }

+ if (insn->dead_end) + return 0; + if (!next) { WARN_FUNC("teh end!", insn->sec, insn->offset); return -1; diff --git a/tools/testing/selftests/mincore/mincore_selftest.c b/tools/testing/selftests/mincore/mincore_selftest.c index 4c88238fc8f0..c0ae86c28d7f 100644 --- a/tools/testing/selftests/mincore/mincore_selftest.c +++ b/tools/testing/selftests/mincore/mincore_selftest.c @@ -261,9 +261,6 @@ TEST(check_file_mmap) TH_LOG("No read-ahead pages found in memory"); }

- EXPECT_LT(i, vec_size) { - TH_LOG("Read-ahead pages reached the end of the file"); - } /* * End of the readahead window. The rest of the pages shouldn't * be in memory. diff --git a/tools/testing/selftests/ublk/test_stripe_04.sh b/tools/testing/selftests/ublk/test_stripe_04.sh new file mode 100755 index 000000000000..1f2b642381d1 --- /dev/null +++ b/tools/testing/selftests/ublk/test_stripe_04.sh @@ -0,0 +1,24 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh + +TID="stripe_04" +ERR_CODE=0 + +_prep_test "stripe" "mkfs & mount & umount on zero copy" + +backfile_0=$(_create_backfile 256M) +backfile_1=$(_create_backfile 256M) +dev_id=$(_add_ublk_dev -t stripe -z -q 2 "$backfile_0" "$backfile_1") +_check_add_dev $TID $? "$backfile_0" "$backfile_1" + +_mkfs_mount_test /dev/ublkb"${dev_id}" +ERR_CODE=$? + +_cleanup_test "stripe" + +_remove_backfile "$backfile_0" +_remove_backfile "$backfile_1" + +_show_result $TID $ERR_CODE diff --git a/tools/testing/selftests/vm/charge_reserved_hugetlb.sh b/tools/testing/selftests/vm/charge_reserved_hugetlb.sh index 8e00276b4e69..dc3fc438b3d9 100644 --- a/tools/testing/selftests/vm/charge_reserved_hugetlb.sh +++ b/tools/testing/selftests/vm/charge_reserved_hugetlb.sh @@ -27,7 +27,7 @@ fi if [[ $cgroup2 ]]; then cgroup_path=$(mount -t cgroup2 | head -1 | awk '{print $3}') if [[ -z "$cgroup_path" ]]; then - cgroup_path=/dev/cgroup/memory + cgroup_path=$(mktemp -d) mount -t cgroup2 none $cgroup_path do_umount=1 fi @@ -35,7 +35,7 @@ if [[ $cgroup2 ]]; then else cgroup_path=$(mount -t cgroup | grep ",hugetlb" | awk '{print $3}') if [[ -z "$cgroup_path" ]]; then - cgroup_path=/dev/cgroup/memory + cgroup_path=$(mktemp -d) mount -t cgroup memory,hugetlb $cgroup_path do_umount=1 fi diff --git a/tools/testing/selftests/vm/hugetlb_reparenting_test.sh b/tools/testing/selftests/vm/hugetlb_reparenting_test.sh index 14d26075c863..302f2c7003f0 100644 --- a/tools/testing/selftests/vm/hugetlb_reparenting_test.sh +++ b/tools/testing/selftests/vm/hugetlb_reparenting_test.sh @@ -22,7 +22,7 @@ fi if [[ $cgroup2 ]]; then CGROUP_ROOT=$(mount -t cgroup2 | head -1 | awk '{print $3}') if [[ -z "$CGROUP_ROOT" ]]; then - CGROUP_ROOT=/dev/cgroup/memory + CGROUP_ROOT=$(mktemp -d) mount -t cgroup2 none $CGROUP_ROOT do_umount=1 fi