Re: Linux 5.8.11

diff --git a/Documentation/devicetree/bindings/pci/intel-gw-pcie.yaml b/Documentation/devicetree/bindings/pci/intel-gw-pcie.yaml index 64b2c64ca806..a1e2be737eec 100644 --- a/Documentation/devicetree/bindings/pci/intel-gw-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/intel-gw-pcie.yaml @@ -9,6 +9,14 @@ title: PCIe RC controller on Intel Gateway SoCs maintainers: - Dilip Kota eswara.kota@linux.intel.com

+select: + properties: + compatible: + contains: + const: intel,lgm-pcie + required: + - compatible + properties: compatible: items: diff --git a/Documentation/devicetree/bindings/spi/brcm,spi-bcm-qspi.txt b/Documentation/devicetree/bindings/spi/brcm,spi-bcm-qspi.txt index f5e518d099f2..62d4ed2d7fd7 100644 --- a/Documentation/devicetree/bindings/spi/brcm,spi-bcm-qspi.txt +++ b/Documentation/devicetree/bindings/spi/brcm,spi-bcm-qspi.txt @@ -23,8 +23,8 @@ Required properties:

- compatible: Must be one of : - "brcm,spi-bcm-qspi", "brcm,spi-brcmstb-qspi" : MSPI+BSPI on BRCMSTB SoCs - "brcm,spi-bcm-qspi", "brcm,spi-brcmstb-mspi" : Second Instance of MSPI + "brcm,spi-brcmstb-qspi", "brcm,spi-bcm-qspi" : MSPI+BSPI on BRCMSTB SoCs + "brcm,spi-brcmstb-mspi", "brcm,spi-bcm-qspi" : Second Instance of MSPI BRCMSTB SoCs "brcm,spi-bcm7425-qspi", "brcm,spi-bcm-qspi", "brcm,spi-brcmstb-mspi" : Second Instance of MSPI BRCMSTB SoCs @@ -36,8 +36,8 @@ Required properties: BRCMSTB SoCs "brcm,spi-bcm7278-qspi", "brcm,spi-bcm-qspi", "brcm,spi-brcmstb-mspi" : Second Instance of MSPI BRCMSTB SoCs - "brcm,spi-bcm-qspi", "brcm,spi-nsp-qspi" : MSPI+BSPI on Cygnus, NSP - "brcm,spi-bcm-qspi", "brcm,spi-ns2-qspi" : NS2 SoCs + "brcm,spi-nsp-qspi", "brcm,spi-bcm-qspi" : MSPI+BSPI on Cygnus, NSP + "brcm,spi-ns2-qspi", "brcm,spi-bcm-qspi" : NS2 SoCs

- reg: Define the bases and ranges of the associated I/O address spaces. @@ -86,7 +86,7 @@ BRCMSTB SoC Example: spi@f03e3400 { #address-cells = <0x1>; #size-cells = <0x0>; - compatible = "brcm,spi-brcmstb-qspi", "brcm,spi-brcmstb-qspi"; + compatible = "brcm,spi-brcmstb-qspi", "brcm,spi-bcm-qspi"; reg = <0xf03e0920 0x4 0xf03e3400 0x188 0xf03e3200 0x50>; reg-names = "cs_reg", "mspi", "bspi"; interrupts = <0x6 0x5 0x4 0x3 0x2 0x1 0x0>; @@ -149,7 +149,7 @@ BRCMSTB SoC Example: #address-cells = <1>; #size-cells = <0>; clocks = <&upg_fixed>; - compatible = "brcm,spi-brcmstb-qspi", "brcm,spi-brcmstb-mspi"; + compatible = "brcm,spi-brcmstb-mspi", "brcm,spi-bcm-qspi"; reg = <0xf0416000 0x180>; reg-names = "mspi"; interrupts = <0x14>; @@ -160,7 +160,7 @@ BRCMSTB SoC Example: iProc SoC Example:

qspi: spi@18027200 { - compatible = "brcm,spi-bcm-qspi", "brcm,spi-nsp-qspi"; + compatible = "brcm,spi-nsp-qspi", "brcm,spi-bcm-qspi"; reg = <0x18027200 0x184>, <0x18027000 0x124>, <0x1811c408 0x004>, @@ -191,7 +191,7 @@ iProc SoC Example: NS2 SoC Example:

qspi: spi@66470200 { - compatible = "brcm,spi-bcm-qspi", "brcm,spi-ns2-qspi"; + compatible = "brcm,spi-ns2-qspi", "brcm,spi-bcm-qspi"; reg = <0x66470200 0x184>, <0x66470000 0x124>, <0x67017408 0x004>, diff --git a/Makefile b/Makefile index d937530d3342..0b025b3a5640 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 8 -SUBLEVEL = 10 +SUBLEVEL = 11 EXTRAVERSION = NAME = Kleptomaniac Octopus

diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index 2c0b82db825b..422ed2e38a6c 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -910,8 +910,12 @@ const struct arm64_cpu_capabilities arm64_errata[] = { .desc = "ARM erratum 1418040", .capability = ARM64_WORKAROUND_1418040, ERRATA_MIDR_RANGE_LIST(erratum_1418040_list), - .type = (ARM64_CPUCAP_SCOPE_LOCAL_CPU | - ARM64_CPUCAP_PERMITTED_FOR_LATE_CPU), + /* + * We need to allow affected CPUs to come in late, but + * also need the non-affected CPUs to be able to come + * in at any point in time. Wonderful. + */ + .type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE, }, #endif #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT diff --git a/arch/arm64/kernel/paravirt.c b/arch/arm64/kernel/paravirt.c index 295d66490584..c07d7a034941 100644 --- a/arch/arm64/kernel/paravirt.c +++ b/arch/arm64/kernel/paravirt.c @@ -50,16 +50,19 @@ static u64 pv_steal_clock(int cpu) struct pv_time_stolen_time_region *reg;

reg = per_cpu_ptr(&stolen_time_region, cpu); - if (!reg->kaddr) { - pr_warn_once("stolen time enabled but not configured for cpu %d\n", - cpu); + + /* + * paravirt_steal_clock() may be called before the CPU + * online notification callback runs. Until the callback + * has run we just return zero. + */ + if (!reg->kaddr) return 0; - }

return le64_to_cpu(READ_ONCE(reg->kaddr->stolen_time)); }

-static int stolen_time_dying_cpu(unsigned int cpu) +static int stolen_time_cpu_down_prepare(unsigned int cpu) { struct pv_time_stolen_time_region *reg;

@@ -73,7 +76,7 @@ static int stolen_time_dying_cpu(unsigned int cpu) return 0; }

-static int init_stolen_time_cpu(unsigned int cpu) +static int stolen_time_cpu_online(unsigned int cpu) { struct pv_time_stolen_time_region *reg; struct arm_smccc_res res; @@ -103,19 +106,20 @@ static int init_stolen_time_cpu(unsigned int cpu) return 0; }

-static int pv_time_init_stolen_time(void) +static int __init pv_time_init_stolen_time(void) { int ret;

- ret = cpuhp_setup_state(CPUHP_AP_ARM_KVMPV_STARTING, - "hypervisor/arm/pvtime:starting", - init_stolen_time_cpu, stolen_time_dying_cpu); + ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, + "hypervisor/arm/pvtime:online", + stolen_time_cpu_online, + stolen_time_cpu_down_prepare); if (ret < 0) return ret; return 0; }

-static bool has_pv_steal_clock(void) +static bool __init has_pv_steal_clock(void) { struct arm_smccc_res res;

diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index 3cb25b43b368..1b2d82755e41 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -141,14 +141,17 @@ static inline void emit_addr_mov_i64(const int reg, const u64 val, } }

-static inline int bpf2a64_offset(int bpf_to, int bpf_from, +static inline int bpf2a64_offset(int bpf_insn, int off, const struct jit_ctx *ctx) { - int to = ctx->offset[bpf_to]; - /* -1 to account for the Branch instruction */ - int from = ctx->offset[bpf_from] - 1; - - return to - from; + /* BPF JMP offset is relative to the next instruction */ + bpf_insn++; + /* + * Whereas arm64 branch instructions encode the offset + * from the branch itself, so we must subtract 1 from the + * instruction offset. + */ + return ctx->offset[bpf_insn + off] - (ctx->offset[bpf_insn] - 1); }

static void jit_fill_hole(void *area, unsigned int size) @@ -578,7 +581,7 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx,

/* JUMP off */ case BPF_JMP | BPF_JA: - jmp_offset = bpf2a64_offset(i + off, i, ctx); + jmp_offset = bpf2a64_offset(i, off, ctx); check_imm26(jmp_offset); emit(A64_B(jmp_offset), ctx); break; @@ -605,7 +608,7 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx, case BPF_JMP32 | BPF_JSLE | BPF_X: emit(A64_CMP(is64, dst, src), ctx); emit_cond_jmp: - jmp_offset = bpf2a64_offset(i + off, i, ctx); + jmp_offset = bpf2a64_offset(i, off, ctx); check_imm19(jmp_offset); switch (BPF_OP(code)) { case BPF_JEQ: @@ -837,10 +840,21 @@ static int build_body(struct jit_ctx *ctx, bool extra_pass) const struct bpf_prog *prog = ctx->prog; int i;

+ /* + * - offset[0] offset of the end of prologue, + * start of the 1st instruction. + * - offset[1] - offset of the end of 1st instruction, + * start of the 2nd instruction + * [....] + * - offset[3] - offset of the end of 3rd instruction, + * start of 4th instruction + */ for (i = 0; i < prog->len; i++) { const struct bpf_insn *insn = &prog->insnsi[i]; int ret;

+ if (ctx->image == NULL) + ctx->offset[i] = ctx->idx; ret = build_insn(insn, ctx, extra_pass); if (ret > 0) { i++; @@ -848,11 +862,16 @@ static int build_body(struct jit_ctx *ctx, bool extra_pass) ctx->offset[i] = ctx->idx; continue; } - if (ctx->image == NULL) - ctx->offset[i] = ctx->idx; if (ret) return ret; } + /* + * offset is allocated with prog->len + 1 so fill in + * the last element with the offset after the last + * instruction (end of program) + */ + if (ctx->image == NULL) + ctx->offset[i] = ctx->idx;

return 0; } @@ -928,7 +947,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog) memset(&ctx, 0, sizeof(ctx)); ctx.prog = prog;

- ctx.offset = kcalloc(prog->len, sizeof(int), GFP_KERNEL); + ctx.offset = kcalloc(prog->len + 1, sizeof(int), GFP_KERNEL); if (ctx.offset == NULL) { prog = orig_prog; goto out_off; @@ -1008,7 +1027,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog) prog->jited_len = image_size;

if (!prog->is_func || extra_pass) { - bpf_prog_fill_jited_linfo(prog, ctx.offset); + bpf_prog_fill_jited_linfo(prog, ctx.offset + 1); out_off: kfree(ctx.offset); kfree(jit_data); diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index c43ad3b3cea4..daa24f1e1483 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -876,6 +876,7 @@ config SNI_RM select I8253 select I8259 select ISA + select MIPS_L1_CACHE_SHIFT_6 select SWAP_IO_SPACE if CPU_BIG_ENDIAN select SYS_HAS_CPU_R4X00 select SYS_HAS_CPU_R5000 diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index 666d3350b4ac..6c6836669ce1 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -137,6 +137,8 @@ extern void kvm_init_loongson_ipi(struct kvm *kvm); int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) { switch (type) { + case KVM_VM_MIPS_AUTO: + break; #ifdef CONFIG_KVM_MIPS_VZ case KVM_VM_MIPS_VZ: #else diff --git a/arch/mips/sni/a20r.c b/arch/mips/sni/a20r.c index b09dc844985a..eeeec18c420a 100644 --- a/arch/mips/sni/a20r.c +++ b/arch/mips/sni/a20r.c @@ -143,7 +143,10 @@ static struct platform_device sc26xx_pdev = { }, };

-static u32 a20r_ack_hwint(void) +/* + * Trigger chipset to update CPU's CAUSE IP field + */ +static u32 a20r_update_cause_ip(void) { u32 status = read_c0_status();

@@ -205,12 +208,14 @@ static void a20r_hwint(void) int irq;

clear_c0_status(IE_IRQ0); - status = a20r_ack_hwint(); + status = a20r_update_cause_ip(); cause = read_c0_cause();

irq = ffs(((cause & status) >> 8) & 0xf8); if (likely(irq > 0)) do_IRQ(SNI_A20R_IRQ_BASE + irq - 1); + + a20r_update_cause_ip(); set_c0_status(IE_IRQ0); }

diff --git a/arch/openrisc/mm/cache.c b/arch/openrisc/mm/cache.c index 08f56af387ac..534a52ec5e66 100644 --- a/arch/openrisc/mm/cache.c +++ b/arch/openrisc/mm/cache.c @@ -16,7 +16,7 @@ #include <asm/cacheflush.h> #include <asm/tlbflush.h>

-static void cache_loop(struct page *page, const unsigned int reg) +static __always_inline void cache_loop(struct page *page, const unsigned int reg) { unsigned long paddr = page_to_pfn(page) << PAGE_SHIFT; unsigned long line = paddr & ~(L1_CACHE_BYTES - 1); diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h index 5393a535240c..dfbbffa0eb2e 100644 --- a/arch/powerpc/include/asm/book3s/64/mmu.h +++ b/arch/powerpc/include/asm/book3s/64/mmu.h @@ -228,14 +228,14 @@ static inline void early_init_mmu_secondary(void)

extern void hash__setup_initial_memory_limit(phys_addr_t first_memblock_base, phys_addr_t first_memblock_size); -extern void radix__setup_initial_memory_limit(phys_addr_t first_memblock_base, - phys_addr_t first_memblock_size); static inline void setup_initial_memory_limit(phys_addr_t first_memblock_base, phys_addr_t first_memblock_size) { - if (early_radix_enabled()) - return radix__setup_initial_memory_limit(first_memblock_base, - first_memblock_size); + /* + * Hash has more strict restrictions. At this point we don't + * know which translations we will pick. Hence go with hash + * restrictions. + */ return hash__setup_initial_memory_limit(first_memblock_base, first_memblock_size); } diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c index e486d1d78de2..f4cb2c546adb 100644 --- a/arch/powerpc/kernel/dma-iommu.c +++ b/arch/powerpc/kernel/dma-iommu.c @@ -160,7 +160,8 @@ u64 dma_iommu_get_required_mask(struct device *dev) return bypass_mask; }

- mask = 1ULL < (fls_long(tbl->it_offset + tbl->it_size) - 1); + mask = 1ULL << (fls_long(tbl->it_offset + tbl->it_size) + + tbl->it_page_shift - 1); mask += mask - 1;

return mask; diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c index c2989c171883..1e9a298020a6 100644 --- a/arch/powerpc/mm/book3s64/radix_pgtable.c +++ b/arch/powerpc/mm/book3s64/radix_pgtable.c @@ -654,21 +654,6 @@ void radix__mmu_cleanup_all(void) } }

-void radix__setup_initial_memory_limit(phys_addr_t first_memblock_base, - phys_addr_t first_memblock_size) -{ - /* - * We don't currently support the first MEMBLOCK not mapping 0 - * physical on those processors - */ - BUG_ON(first_memblock_base != 0); - - /* - * Radix mode is not limited by RMA / VRMA addressing. - */ - ppc64_rma_size = ULONG_MAX; -} - #ifdef CONFIG_MEMORY_HOTPLUG static void free_pte_table(pte_t *pte_start, pmd_t *pmd) { diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index bc73abf0bc25..ef566fc43933 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -431,9 +431,16 @@ void __init mmu_early_init_devtree(void) if (!(mfmsr() & MSR_HV)) early_check_vec5();

- if (early_radix_enabled()) + if (early_radix_enabled()) { radix__early_init_devtree(); - else + /* + * We have finalized the translation we are going to use by now. + * Radix mode is not limited by RMA / VRMA addressing. + * Hence don't limit memblock allocations. + */ + ppc64_rma_size = ULONG_MAX; + memblock_set_current_limit(MEMBLOCK_ALLOC_ANYWHERE); + } else hash__early_init_devtree(); } #endif /* CONFIG_PPC_BOOK3S_64 */ diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 79e9d55bdf1a..e229d95f470b 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -226,12 +226,11 @@ void __set_fixmap(enum fixed_addresses idx, phys_addr_t phys, pgprot_t prot)

ptep = &fixmap_pte[pte_index(addr)];

- if (pgprot_val(prot)) { + if (pgprot_val(prot)) set_pte(ptep, pfn_pte(phys >> PAGE_SHIFT, prot)); - } else { + else pte_clear(&init_mm, addr, ptep); - local_flush_tlb_page(addr); - } + local_flush_tlb_page(addr); }

static pte_t *__init get_pte_virt(phys_addr_t pa) diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h index faca269d5f27..a44ddc2f2dec 100644 --- a/arch/s390/kernel/entry.h +++ b/arch/s390/kernel/entry.h @@ -26,6 +26,7 @@ void do_protection_exception(struct pt_regs *regs); void do_dat_exception(struct pt_regs *regs); void do_secure_storage_access(struct pt_regs *regs); void do_non_secure_storage_access(struct pt_regs *regs); +void do_secure_storage_violation(struct pt_regs *regs);

void addressing_exception(struct pt_regs *regs); void data_exception(struct pt_regs *regs); diff --git a/arch/s390/kernel/pgm_check.S b/arch/s390/kernel/pgm_check.S index 2c27907a5ffc..9a92638360ee 100644 --- a/arch/s390/kernel/pgm_check.S +++ b/arch/s390/kernel/pgm_check.S @@ -80,7 +80,7 @@ PGM_CHECK(do_dat_exception) /* 3b */ PGM_CHECK_DEFAULT /* 3c */ PGM_CHECK(do_secure_storage_access) /* 3d */ PGM_CHECK(do_non_secure_storage_access) /* 3e */ -PGM_CHECK_DEFAULT /* 3f */ +PGM_CHECK(do_secure_storage_violation) /* 3f */ PGM_CHECK(monitor_event_exception) /* 40 */ PGM_CHECK_DEFAULT /* 41 */ PGM_CHECK_DEFAULT /* 42 */ diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index d53c2e2ea1fd..48d9fc5b699b 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -875,6 +875,21 @@ void do_non_secure_storage_access(struct pt_regs *regs) } NOKPROBE_SYMBOL(do_non_secure_storage_access);

+void do_secure_storage_violation(struct pt_regs *regs) +{ + /* + * Either KVM messed up the secure guest mapping or the same + * page is mapped into multiple secure guests. + * + * This exception is only triggered when a guest 2 is running + * and can therefore never occur in kernel context. + */ + printk_ratelimited(KERN_WARNING + "Secure storage violation in task: %s, pid %d\n", + current->comm, current->pid); + send_sig(SIGSEGV, current, 0); +} + #else void do_secure_storage_access(struct pt_regs *regs) { @@ -885,4 +900,9 @@ void do_non_secure_storage_access(struct pt_regs *regs) { default_trap_handler(regs); } + +void do_secure_storage_violation(struct pt_regs *regs) +{ + default_trap_handler(regs); +} #endif diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c index 4b62d6b55024..1804230dd8d8 100644 --- a/arch/s390/pci/pci.c +++ b/arch/s390/pci/pci.c @@ -668,6 +668,10 @@ EXPORT_SYMBOL_GPL(zpci_enable_device); int zpci_disable_device(struct zpci_dev *zdev) { zpci_dma_exit_device(zdev); + /* + * The zPCI function may already be disabled by the platform, this is + * detected in clp_disable_fh() which becomes a no-op. + */ return clp_disable_fh(zdev); } EXPORT_SYMBOL_GPL(zpci_disable_device); diff --git a/arch/s390/pci/pci_event.c b/arch/s390/pci/pci_event.c index 9a3a291cad43..d9ae7456dd4c 100644 --- a/arch/s390/pci/pci_event.c +++ b/arch/s390/pci/pci_event.c @@ -143,6 +143,8 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf) zpci_remove_device(zdev); }

+ zdev->fh = ccdf->fh; + zpci_disable_device(zdev); zdev->state = ZPCI_FN_STATE_STANDBY; if (!clp_get_state(ccdf->fid, &state) && state == ZPCI_FN_STATE_RESERVED) { diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile index 5a828fde7a42..be38af7bea89 100644 --- a/arch/x86/boot/compressed/Makefile +++ b/arch/x86/boot/compressed/Makefile @@ -42,6 +42,8 @@ KBUILD_CFLAGS += $(call cc-disable-warning, gnu) KBUILD_CFLAGS += -Wno-pointer-sign KBUILD_CFLAGS += $(call cc-option,-fmacro-prefix-map=$(srctree)/=) KBUILD_CFLAGS += -fno-asynchronous-unwind-tables +# Disable relocation relaxation in case the link is not PIE. +KBUILD_CFLAGS += $(call as-option,-Wa$(comma)-mrelax-relocations=no)

KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ GCOV_PROFILE := n diff --git a/arch/x86/include/asm/frame.h b/arch/x86/include/asm/frame.h index 296b346184b2..fb42659f6e98 100644 --- a/arch/x86/include/asm/frame.h +++ b/arch/x86/include/asm/frame.h @@ -60,12 +60,26 @@ #define FRAME_END "pop %" _ASM_BP "\n"

#ifdef CONFIG_X86_64 + #define ENCODE_FRAME_POINTER \ "lea 1(%rsp), %rbp\n\t" + +static inline unsigned long encode_frame_pointer(struct pt_regs *regs) +{ + return (unsigned long)regs + 1; +} + #else /* !CONFIG_X86_64 */ + #define ENCODE_FRAME_POINTER \ "movl %esp, %ebp\n\t" \ "andl $0x7fffffff, %ebp\n\t" + +static inline unsigned long encode_frame_pointer(struct pt_regs *regs) +{ + return (unsigned long)regs & 0x7fffffff; +} + #endif /* CONFIG_X86_64 */

#endif /* __ASSEMBLY__ */ @@ -83,6 +97,11 @@

#define ENCODE_FRAME_POINTER

+static inline unsigned long encode_frame_pointer(struct pt_regs *regs) +{ + return 0; +} + #endif

#define FRAME_BEGIN diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index fe67dbd76e51..bff502e779e4 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -42,6 +42,7 @@ #include <asm/spec-ctrl.h> #include <asm/io_bitmap.h> #include <asm/proto.h> +#include <asm/frame.h>

#include "process.h"

@@ -133,7 +134,7 @@ int copy_thread_tls(unsigned long clone_flags, unsigned long sp, fork_frame = container_of(childregs, struct fork_frame, regs); frame = &fork_frame->frame;

- frame->bp = 0; + frame->bp = encode_frame_pointer(childregs); frame->ret_addr = (unsigned long) ret_from_fork; p->thread.sp = (unsigned long) fork_frame; p->thread.io_bitmap = NULL; diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 50c8f034c01c..caa4fa7f42b8 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -5895,18 +5895,6 @@ static void bfq_finish_requeue_request(struct request *rq) struct bfq_queue *bfqq = RQ_BFQQ(rq); struct bfq_data *bfqd;

- /* - * Requeue and finish hooks are invoked in blk-mq without - * checking whether the involved request is actually still - * referenced in the scheduler. To handle this fact, the - * following two checks make this function exit in case of - * spurious invocations, for which there is nothing to do. - * - * First, check whether rq has nothing to do with an elevator. - */ - if (unlikely(!(rq->rq_flags & RQF_ELVPRIV))) - return; - /* * rq either is not associated with any icq, or is an already * requeued request that has not (yet) been re-inserted into diff --git a/block/blk-mq-sched.h b/block/blk-mq-sched.h index 126021fc3a11..e81ca1bf6e10 100644 --- a/block/blk-mq-sched.h +++ b/block/blk-mq-sched.h @@ -66,7 +66,7 @@ static inline void blk_mq_sched_requeue_request(struct request *rq) struct request_queue *q = rq->q; struct elevator_queue *e = q->elevator;

- if (e && e->type->ops.requeue_request) + if ((rq->rq_flags & RQF_ELVPRIV) && e && e->type->ops.requeue_request) e->type->ops.requeue_request(rq); }

diff --git a/drivers/base/firmware_loader/firmware.h b/drivers/base/firmware_loader/firmware.h index 933e2192fbe8..d08efc77cf16 100644 --- a/drivers/base/firmware_loader/firmware.h +++ b/drivers/base/firmware_loader/firmware.h @@ -142,10 +142,12 @@ int assign_fw(struct firmware *fw, struct device *device, u32 opt_flags); void fw_free_paged_buf(struct fw_priv *fw_priv); int fw_grow_paged_buf(struct fw_priv *fw_priv, int pages_needed); int fw_map_paged_buf(struct fw_priv *fw_priv); +bool fw_is_paged_buf(struct fw_priv *fw_priv); #else static inline void fw_free_paged_buf(struct fw_priv *fw_priv) {} static inline int fw_grow_paged_buf(struct fw_priv *fw_priv, int pages_needed) { return -ENXIO; } static inline int fw_map_paged_buf(struct fw_priv *fw_priv) { return -ENXIO; } +static inline bool fw_is_paged_buf(struct fw_priv *fw_priv) { return false; } #endif

#endif /* __FIRMWARE_LOADER_H */ diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c index ca871b13524e..36bf45509e0b 100644 --- a/drivers/base/firmware_loader/main.c +++ b/drivers/base/firmware_loader/main.c @@ -252,9 +252,11 @@ static void __free_fw_priv(struct kref *ref) list_del(&fw_priv->list); spin_unlock(&fwc->lock);

- fw_free_paged_buf(fw_priv); /* free leftover pages */ - if (!fw_priv->allocated_size) + if (fw_is_paged_buf(fw_priv)) + fw_free_paged_buf(fw_priv); + else if (!fw_priv->allocated_size) vfree(fw_priv->data); + kfree_const(fw_priv->fw_name); kfree(fw_priv); } @@ -268,6 +270,11 @@ static void free_fw_priv(struct fw_priv *fw_priv) }

#ifdef CONFIG_FW_LOADER_PAGED_BUF +bool fw_is_paged_buf(struct fw_priv *fw_priv) +{ + return fw_priv->is_paged_buf; +} + void fw_free_paged_buf(struct fw_priv *fw_priv) { int i; @@ -275,6 +282,8 @@ void fw_free_paged_buf(struct fw_priv *fw_priv) if (!fw_priv->pages) return;

+ vunmap(fw_priv->data); + for (i = 0; i < fw_priv->nr_pages; i++) __free_page(fw_priv->pages[i]); kvfree(fw_priv->pages); @@ -328,10 +337,6 @@ int fw_map_paged_buf(struct fw_priv *fw_priv) if (!fw_priv->data) return -ENOMEM;

- /* page table is no longer needed after mapping, let's free */ - kvfree(fw_priv->pages); - fw_priv->pages = NULL; - return 0; } #endif diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 84433922aed1..dfc66038bef9 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1114,8 +1114,6 @@ static int loop_configure(struct loop_device *lo, fmode_t mode, mapping = file->f_mapping; inode = mapping->host;

- size = get_loop_size(lo, file); - if ((config->info.lo_flags & ~LOOP_CONFIGURE_SETTABLE_FLAGS) != 0) { error = -EINVAL; goto out_unlock; @@ -1165,6 +1163,8 @@ static int loop_configure(struct loop_device *lo, fmode_t mode, loop_update_rotational(lo); loop_update_dio(lo); loop_sysfs_init(lo); + + size = get_loop_size(lo, file); loop_set_size(lo, size);

set_blocksize(bdev, S_ISBLK(inode->i_mode) ? diff --git a/drivers/clk/davinci/pll.c b/drivers/clk/davinci/pll.c index 8a23d5dfd1f8..5f063e1be4b1 100644 --- a/drivers/clk/davinci/pll.c +++ b/drivers/clk/davinci/pll.c @@ -491,7 +491,7 @@ struct clk *davinci_pll_clk_register(struct device *dev, parent_name = postdiv_name; }

- pllen = kzalloc(sizeof(*pllout), GFP_KERNEL); + pllen = kzalloc(sizeof(*pllen), GFP_KERNEL); if (!pllen) { ret = -ENOMEM; goto err_unregister_postdiv; diff --git a/drivers/clk/rockchip/clk-rk3228.c b/drivers/clk/rockchip/clk-rk3228.c index d7243c09cc84..47d6482dda9d 100644 --- a/drivers/clk/rockchip/clk-rk3228.c +++ b/drivers/clk/rockchip/clk-rk3228.c @@ -137,7 +137,7 @@ PNAME(mux_usb480m_p) = { "usb480m_phy", "xin24m" }; PNAME(mux_hdmiphy_p) = { "hdmiphy_phy", "xin24m" }; PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu", "hdmiphy_aclk_cpu" };

-PNAME(mux_pll_src_4plls_p) = { "cpll", "gpll", "hdmiphy" "usb480m" }; +PNAME(mux_pll_src_4plls_p) = { "cpll", "gpll", "hdmiphy", "usb480m" }; PNAME(mux_pll_src_3plls_p) = { "cpll", "gpll", "hdmiphy" }; PNAME(mux_pll_src_2plls_p) = { "cpll", "gpll" }; PNAME(mux_sclk_hdmi_cec_p) = { "cpll", "gpll", "xin24m" }; diff --git a/drivers/dax/super.c b/drivers/dax/super.c index 8e32345be0f7..af95d7e723f7 100644 --- a/drivers/dax/super.c +++ b/drivers/dax/super.c @@ -318,11 +318,15 @@ EXPORT_SYMBOL_GPL(dax_direct_access); bool dax_supported(struct dax_device *dax_dev, struct block_device *bdev, int blocksize, sector_t start, sector_t len) { + if (!dax_dev) + return false; + if (!dax_alive(dax_dev)) return false;

return dax_dev->ops->dax_supported(dax_dev, bdev, blocksize, start, len); } +EXPORT_SYMBOL_GPL(dax_supported);

size_t dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, size_t bytes, struct iov_iter *i) diff --git a/drivers/firmware/efi/efibc.c b/drivers/firmware/efi/efibc.c index 35dccc88ac0a..15a47539dc56 100644 --- a/drivers/firmware/efi/efibc.c +++ b/drivers/firmware/efi/efibc.c @@ -84,7 +84,7 @@ static int __init efibc_init(void) { int ret;

- if (!efi_enabled(EFI_RUNTIME_SERVICES)) + if (!efivars_kobject() || !efivar_supports_writes()) return -ENODEV;

ret = register_reboot_notifier(&efibc_reboot_notifier); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index e9c4867abeff..aa1e0f055083 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -1287,7 +1287,7 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q, if (q->properties.is_active) { increment_queue_count(dqm, q->properties.type);

- retval = execute_queues_cpsch(dqm, + execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0); }

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index 30c229fcb404..c5c549177d72 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -440,29 +440,36 @@ static bool __cancel_engine(struct intel_engine_cs *engine) return __reset_engine(engine); }

-static struct intel_engine_cs *__active_engine(struct i915_request *rq) +static bool +__active_engine(struct i915_request *rq, struct intel_engine_cs **active) { struct intel_engine_cs *engine, *locked; + bool ret = false;

/* * Serialise with __i915_request_submit() so that it sees * is-banned?, or we know the request is already inflight. + * + * Note that rq->engine is unstable, and so we double + * check that we have acquired the lock on the final engine. */ locked = READ_ONCE(rq->engine); spin_lock_irq(&locked->active.lock); while (unlikely(locked != (engine = READ_ONCE(rq->engine)))) { spin_unlock(&locked->active.lock); - spin_lock(&engine->active.lock); locked = engine; + spin_lock(&locked->active.lock); }

- engine = NULL; - if (i915_request_is_active(rq) && rq->fence.error != -EIO) - engine = rq->engine; + if (!i915_request_completed(rq)) { + if (i915_request_is_active(rq) && rq->fence.error != -EIO) + *active = locked; + ret = true; + }

spin_unlock_irq(&locked->active.lock);

- return engine; + return ret; }

static struct intel_engine_cs *active_engine(struct intel_context *ce) @@ -473,17 +480,16 @@ static struct intel_engine_cs *active_engine(struct intel_context *ce) if (!ce->timeline) return NULL;

- mutex_lock(&ce->timeline->mutex); - list_for_each_entry_reverse(rq, &ce->timeline->requests, link) { - if (i915_request_completed(rq)) - break; + rcu_read_lock(); + list_for_each_entry_rcu(rq, &ce->timeline->requests, link) { + if (i915_request_is_active(rq) && i915_request_completed(rq)) + continue;

/* Check with the backend if the request is inflight */ - engine = __active_engine(rq); - if (engine) + if (__active_engine(rq, &engine)) break; } - mutex_unlock(&ce->timeline->mutex); + rcu_read_unlock();

return engine; } @@ -714,6 +720,7 @@ __create_context(struct drm_i915_private *i915) ctx->i915 = i915; ctx->sched.priority = I915_USER_PRIORITY(I915_PRIORITY_NORMAL); mutex_init(&ctx->mutex); + INIT_LIST_HEAD(&ctx->link);

spin_lock_init(&ctx->stale.lock); INIT_LIST_HEAD(&ctx->stale.engines); @@ -740,10 +747,6 @@ __create_context(struct drm_i915_private *i915) for (i = 0; i < ARRAY_SIZE(ctx->hang_timestamp); i++) ctx->hang_timestamp[i] = jiffies - CONTEXT_FAST_HANG_JIFFIES;

- spin_lock(&i915->gem.contexts.lock); - list_add_tail(&ctx->link, &i915->gem.contexts.list); - spin_unlock(&i915->gem.contexts.lock); - return ctx;

err_free: @@ -931,6 +934,7 @@ static int gem_context_register(struct i915_gem_context *ctx, struct drm_i915_file_private *fpriv, u32 *id) { + struct drm_i915_private *i915 = ctx->i915; struct i915_address_space *vm; int ret;

@@ -949,8 +953,16 @@ static int gem_context_register(struct i915_gem_context *ctx, /* And finally expose ourselves to userspace via the idr */ ret = xa_alloc(&fpriv->context_xa, id, ctx, xa_limit_32b, GFP_KERNEL); if (ret) - put_pid(fetch_and_zero(&ctx->pid)); + goto err_pid; + + spin_lock(&i915->gem.contexts.lock); + list_add_tail(&ctx->link, &i915->gem.contexts.list); + spin_unlock(&i915->gem.contexts.lock); + + return 0;

+err_pid: + put_pid(fetch_and_zero(&ctx->pid)); return ret; }

diff --git a/drivers/gpu/drm/i915/i915_sw_fence.c b/drivers/gpu/drm/i915/i915_sw_fence.c index 295b9829e2da..4cd2038cbe35 100644 --- a/drivers/gpu/drm/i915/i915_sw_fence.c +++ b/drivers/gpu/drm/i915/i915_sw_fence.c @@ -164,9 +164,13 @@ static void __i915_sw_fence_wake_up_all(struct i915_sw_fence *fence,

do { list_for_each_entry_safe(pos, next, &x->head, entry) { - pos->func(pos, - TASK_NORMAL, fence->error, - &extra); + int wake_flags; + + wake_flags = fence->error; + if (pos->func == autoremove_wake_function) + wake_flags = 0; + + pos->func(pos, TASK_NORMAL, wake_flags, &extra); }

if (list_empty(&extra)) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 7cd8f415fd02..d8b43500f12d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -834,13 +834,19 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, drm_crtc_index(&mtk_crtc->base)); mtk_crtc->cmdq_client = NULL; } - ret = of_property_read_u32_index(priv->mutex_node, - "mediatek,gce-events", - drm_crtc_index(&mtk_crtc->base), - &mtk_crtc->cmdq_event); - if (ret) - dev_dbg(dev, "mtk_crtc %d failed to get mediatek,gce-events property\n", - drm_crtc_index(&mtk_crtc->base)); + + if (mtk_crtc->cmdq_client) { + ret = of_property_read_u32_index(priv->mutex_node, + "mediatek,gce-events", + drm_crtc_index(&mtk_crtc->base), + &mtk_crtc->cmdq_event); + if (ret) { + dev_dbg(dev, "mtk_crtc %d failed to get mediatek,gce-events property\n", + drm_crtc_index(&mtk_crtc->base)); + cmdq_mbox_destroy(mtk_crtc->cmdq_client); + mtk_crtc->cmdq_client = NULL; + } + } #endif return 0; } diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 57c88de9a329..526648885b97 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -496,6 +496,7 @@ int mtk_ddp_comp_init(struct device *dev, struct device_node *node, #if IS_REACHABLE(CONFIG_MTK_CMDQ) if (of_address_to_resource(node, 0, &res) != 0) { dev_err(dev, "Missing reg in %s node\n", node->full_name); + put_device(&larb_pdev->dev); return -EINVAL; } comp->regs_pa = res.start; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 040a8f393fe2..b77dc36be422 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -165,7 +165,7 @@ static int mtk_drm_kms_init(struct drm_device *drm)

ret = drmm_mode_config_init(drm); if (ret) - return ret; + goto put_mutex_dev;

drm->mode_config.min_width = 64; drm->mode_config.min_height = 64; @@ -182,7 +182,7 @@ static int mtk_drm_kms_init(struct drm_device *drm)

ret = component_bind_all(drm->dev, drm); if (ret) - return ret; + goto put_mutex_dev;

/* * We currently support two fixed data streams, each optional, @@ -229,7 +229,7 @@ static int mtk_drm_kms_init(struct drm_device *drm) } if (!dma_dev->dma_parms) { ret = -ENOMEM; - goto err_component_unbind; + goto put_dma_dev; }

ret = dma_set_max_seg_size(dma_dev, (unsigned int)DMA_BIT_MASK(32)); @@ -256,9 +256,12 @@ static int mtk_drm_kms_init(struct drm_device *drm) err_unset_dma_parms: if (private->dma_parms_allocated) dma_dev->dma_parms = NULL; +put_dma_dev: + put_device(private->dma_dev); err_component_unbind: component_unbind_all(drm->dev, drm); - +put_mutex_dev: + put_device(private->mutex_dev); return ret; }

@@ -544,8 +547,13 @@ static int mtk_drm_probe(struct platform_device *pdev) pm_runtime_disable(dev); err_node: of_node_put(private->mutex_node); - for (i = 0; i < DDP_COMPONENT_ID_MAX; i++) + for (i = 0; i < DDP_COMPONENT_ID_MAX; i++) { of_node_put(private->comp_node[i]); + if (private->ddp_comp[i]) { + put_device(private->ddp_comp[i]->larb_dev); + private->ddp_comp[i] = NULL; + } + } return ret; }

diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 02ac55c13a80..ee011a063384 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -470,14 +470,13 @@ static void mtk_dsi_config_vdo_timing(struct mtk_dsi *dsi) horizontal_sync_active_byte = (vm->hsync_len * dsi_tmp_buf_bpp - 10);

if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_SYNC_PULSE) - horizontal_backporch_byte = - (vm->hback_porch * dsi_tmp_buf_bpp - 10); + horizontal_backporch_byte = vm->hback_porch * dsi_tmp_buf_bpp; else - horizontal_backporch_byte = ((vm->hback_porch + vm->hsync_len) * - dsi_tmp_buf_bpp - 10); + horizontal_backporch_byte = (vm->hback_porch + vm->hsync_len) * + dsi_tmp_buf_bpp;

data_phy_cycles = timing->lpx + timing->da_hs_prepare + - timing->da_hs_zero + timing->da_hs_exit + 3; + timing->da_hs_zero + timing->da_hs_exit;

if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO_BURST) { if ((vm->hfront_porch + vm->hback_porch) * dsi_tmp_buf_bpp > diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c index 1eebe310470a..a9704822c033 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -1507,25 +1507,30 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, dev_err(dev, "Failed to get system configuration registers: %d\n", ret); - return ret; + goto put_device; } hdmi->sys_regmap = regmap;

mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); hdmi->regs = devm_ioremap_resource(dev, mem); - if (IS_ERR(hdmi->regs)) - return PTR_ERR(hdmi->regs); + if (IS_ERR(hdmi->regs)) { + ret = PTR_ERR(hdmi->regs); + goto put_device; + }

remote = of_graph_get_remote_node(np, 1, 0); - if (!remote) - return -EINVAL; + if (!remote) { + ret = -EINVAL; + goto put_device; + }

if (!of_device_is_compatible(remote, "hdmi-connector")) { hdmi->next_bridge = of_drm_find_bridge(remote); if (!hdmi->next_bridge) { dev_err(dev, "Waiting for external bridge\n"); of_node_put(remote); - return -EPROBE_DEFER; + ret = -EPROBE_DEFER; + goto put_device; } }

@@ -1534,7 +1539,8 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, dev_err(dev, "Failed to find ddc-i2c-bus node in %pOF\n", remote); of_node_put(remote); - return -EINVAL; + ret = -EINVAL; + goto put_device; } of_node_put(remote);

@@ -1542,10 +1548,14 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, of_node_put(i2c_np); if (!hdmi->ddc_adpt) { dev_err(dev, "Failed to get ddc i2c adapter by node\n"); - return -EINVAL; + ret = -EINVAL; + goto put_device; }

return 0; +put_device: + put_device(hdmi->cec_dev); + return ret; }

/* diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index 417a95e5094d..af7832e13167 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -750,7 +750,7 @@ static void vmbus_wait_for_unload(void) void *page_addr; struct hv_message *msg; struct vmbus_channel_message_header *hdr; - u32 message_type; + u32 message_type, i;

/* * CHANNELMSG_UNLOAD_RESPONSE is always delivered to the CPU which was @@ -760,8 +760,11 @@ static void vmbus_wait_for_unload(void) * functional and vmbus_unload_response() will complete * vmbus_connection.unload_event. If not, the last thing we can do is * read message pages for all CPUs directly. + * + * Wait no more than 10 seconds so that the panic path can't get + * hung forever in case the response message isn't seen. */ - while (1) { + for (i = 0; i < 1000; i++) { if (completion_done(&vmbus_connection.unload_event)) break;

diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index d69f4efa3719..dacdd8d2eb1b 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -2383,7 +2383,10 @@ static int vmbus_bus_suspend(struct device *dev) if (atomic_read(&vmbus_connection.nr_chan_close_on_suspend) > 0) wait_for_completion(&vmbus_connection.ready_for_suspend_event);

- WARN_ON(atomic_read(&vmbus_connection.nr_chan_fixup_on_resume) != 0); + if (atomic_read(&vmbus_connection.nr_chan_fixup_on_resume) != 0) { + pr_err("Can not suspend due to a previous failed resuming\n"); + return -EBUSY; + }

mutex_lock(&vmbus_connection.channel_mutex);

@@ -2459,7 +2462,9 @@ static int vmbus_bus_resume(struct device *dev)

vmbus_request_offers();

- wait_for_completion(&vmbus_connection.ready_for_resume_event); + if (wait_for_completion_timeout( + &vmbus_connection.ready_for_resume_event, 10 * HZ) == 0) + pr_err("Some vmbus device is missing after suspending?\n");

/* Reset the event for the next suspend. */ reinit_completion(&vmbus_connection.ready_for_suspend_event); diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c index 388978775be0..edc6985c696f 100644 --- a/drivers/i2c/algos/i2c-algo-pca.c +++ b/drivers/i2c/algos/i2c-algo-pca.c @@ -41,8 +41,22 @@ static void pca_reset(struct i2c_algo_pca_data *adap) pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_IPRESET); pca_outw(adap, I2C_PCA_IND, 0xA5); pca_outw(adap, I2C_PCA_IND, 0x5A); + + /* + * After a reset we need to re-apply any configuration + * (calculated in pca_init) to get the bus in a working state. + */ + pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_IMODE); + pca_outw(adap, I2C_PCA_IND, adap->bus_settings.mode); + pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_ISCLL); + pca_outw(adap, I2C_PCA_IND, adap->bus_settings.tlow); + pca_outw(adap, I2C_PCA_INDPTR, I2C_PCA_ISCLH); + pca_outw(adap, I2C_PCA_IND, adap->bus_settings.thi); + + pca_set_con(adap, I2C_PCA_CON_ENSIO); } else { adap->reset_chip(adap->data); + pca_set_con(adap, I2C_PCA_CON_ENSIO | adap->bus_settings.clock_freq); } }

@@ -423,13 +437,14 @@ static int pca_init(struct i2c_adapter *adap) " Use the nominal frequency.\n", adap->name); }

- pca_reset(pca_data); - clock = pca_clock(pca_data); printk(KERN_INFO "%s: Clock frequency is %dkHz\n", adap->name, freqs[clock]);

- pca_set_con(pca_data, I2C_PCA_CON_ENSIO | clock); + /* Store settings as these will be needed when the PCA chip is reset */ + pca_data->bus_settings.clock_freq = clock; + + pca_reset(pca_data); } else { int clock; int mode; @@ -496,19 +511,15 @@ static int pca_init(struct i2c_adapter *adap) thi = tlow * min_thi / min_tlow; }

+ /* Store settings as these will be needed when the PCA chip is reset */ + pca_data->bus_settings.mode = mode; + pca_data->bus_settings.tlow = tlow; + pca_data->bus_settings.thi = thi; + pca_reset(pca_data);

printk(KERN_INFO "%s: Clock frequency is %dHz\n", adap->name, clock * 100); - - pca_outw(pca_data, I2C_PCA_INDPTR, I2C_PCA_IMODE); - pca_outw(pca_data, I2C_PCA_IND, mode); - pca_outw(pca_data, I2C_PCA_INDPTR, I2C_PCA_ISCLL); - pca_outw(pca_data, I2C_PCA_IND, tlow); - pca_outw(pca_data, I2C_PCA_INDPTR, I2C_PCA_ISCLH); - pca_outw(pca_data, I2C_PCA_IND, thi); - - pca_set_con(pca_data, I2C_PCA_CON_ENSIO); } udelay(500); /* 500 us for oscillator to stabilise */

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index f206e28af583..3843eabeddda 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1706,6 +1706,16 @@ static inline int i801_acpi_probe(struct i801_priv *priv) { return 0; } static inline void i801_acpi_remove(struct i801_priv *priv) { } #endif

+static unsigned char i801_setup_hstcfg(struct i801_priv *priv) +{ + unsigned char hstcfg = priv->original_hstcfg; + + hstcfg &= ~SMBHSTCFG_I2C_EN; /* SMBus timing */ + hstcfg |= SMBHSTCFG_HST_EN; + pci_write_config_byte(priv->pci_dev, SMBHSTCFG, hstcfg); + return hstcfg; +} + static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) { unsigned char temp; @@ -1826,14 +1836,10 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) return err; }

- pci_read_config_byte(priv->pci_dev, SMBHSTCFG, &temp); - priv->original_hstcfg = temp; - temp &= ~SMBHSTCFG_I2C_EN; /* SMBus timing */ - if (!(temp & SMBHSTCFG_HST_EN)) { + pci_read_config_byte(priv->pci_dev, SMBHSTCFG, &priv->original_hstcfg); + temp = i801_setup_hstcfg(priv); + if (!(priv->original_hstcfg & SMBHSTCFG_HST_EN)) dev_info(&dev->dev, "Enabling SMBus device\n"); - temp |= SMBHSTCFG_HST_EN; - } - pci_write_config_byte(priv->pci_dev, SMBHSTCFG, temp);

if (temp & SMBHSTCFG_SMB_SMI_EN) { dev_dbg(&dev->dev, "SMBus using interrupt SMI#\n"); @@ -1959,6 +1965,7 @@ static int i801_resume(struct device *dev) { struct i801_priv *priv = dev_get_drvdata(dev);

+ i801_setup_hstcfg(priv); i801_enable_host_notify(&priv->adapter);

return 0; diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c index deef69e56906..b099139cbb91 100644 --- a/drivers/i2c/busses/i2c-mt65xx.c +++ b/drivers/i2c/busses/i2c-mt65xx.c @@ -658,8 +658,8 @@ static int mtk_i2c_calculate_speed(struct mtk_i2c *i2c, unsigned int clk_src, unsigned int cnt_mul; int ret = -EINVAL;

- if (target_speed > I2C_MAX_FAST_MODE_PLUS_FREQ) - target_speed = I2C_MAX_FAST_MODE_PLUS_FREQ; + if (target_speed > I2C_MAX_HIGH_SPEED_MODE_FREQ) + target_speed = I2C_MAX_HIGH_SPEED_MODE_FREQ;

max_step_cnt = mtk_i2c_max_step_cnt(target_speed); base_step_cnt = max_step_cnt; diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c index 9587347447f0..c4b08a924461 100644 --- a/drivers/i2c/busses/i2c-mxs.c +++ b/drivers/i2c/busses/i2c-mxs.c @@ -25,6 +25,7 @@ #include <linux/of_device.h> #include <linux/dma-mapping.h> #include <linux/dmaengine.h> +#include <linux/dma/mxs-dma.h>

#define DRIVER_NAME "mxs-i2c"

@@ -200,7 +201,8 @@ static int mxs_i2c_dma_setup_xfer(struct i2c_adapter *adap, dma_map_sg(i2c->dev, &i2c->sg_io[0], 1, DMA_TO_DEVICE); desc = dmaengine_prep_slave_sg(i2c->dmach, &i2c->sg_io[0], 1, DMA_MEM_TO_DEV, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + DMA_PREP_INTERRUPT | + MXS_DMA_CTRL_WAIT4END); if (!desc) { dev_err(i2c->dev, "Failed to get DMA data write descriptor.\n"); @@ -228,7 +230,8 @@ static int mxs_i2c_dma_setup_xfer(struct i2c_adapter *adap, dma_map_sg(i2c->dev, &i2c->sg_io[1], 1, DMA_FROM_DEVICE); desc = dmaengine_prep_slave_sg(i2c->dmach, &i2c->sg_io[1], 1, DMA_DEV_TO_MEM, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + DMA_PREP_INTERRUPT | + MXS_DMA_CTRL_WAIT4END); if (!desc) { dev_err(i2c->dev, "Failed to get DMA data write descriptor.\n"); @@ -260,7 +263,8 @@ static int mxs_i2c_dma_setup_xfer(struct i2c_adapter *adap, dma_map_sg(i2c->dev, i2c->sg_io, 2, DMA_TO_DEVICE); desc = dmaengine_prep_slave_sg(i2c->dmach, i2c->sg_io, 2, DMA_MEM_TO_DEV, - DMA_PREP_INTERRUPT | DMA_CTRL_ACK); + DMA_PREP_INTERRUPT | + MXS_DMA_CTRL_WAIT4END); if (!desc) { dev_err(i2c->dev, "Failed to get DMA data write descriptor.\n"); diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c index 4cd475ea97a2..64d44f51db4b 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c @@ -149,7 +149,7 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, attr->max_inline_data = le32_to_cpu(sb->max_inline_data); attr->l2_db_size = (sb->l2_db_space_size + 1) * (0x01 << RCFW_DBR_BASE_PAGE_SHIFT); - attr->max_sgid = le32_to_cpu(sb->max_gid); + attr->max_sgid = BNXT_QPLIB_NUM_GIDS_SUPPORTED;

bnxt_qplib_query_version(rcfw, attr->fw_ver);

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.h b/drivers/infiniband/hw/bnxt_re/qplib_sp.h index 6404f0da1051..967890cd81f2 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_sp.h +++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.h @@ -47,6 +47,7 @@ struct bnxt_qplib_dev_attr { #define FW_VER_ARR_LEN 4 u8 fw_ver[FW_VER_ARR_LEN]; +#define BNXT_QPLIB_NUM_GIDS_SUPPORTED 256 u16 max_sgid; u16 max_mrw; u32 max_qp; diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c index 3eefee2ee2a1..854d5e758724 100644 --- a/drivers/input/mouse/trackpoint.c +++ b/drivers/input/mouse/trackpoint.c @@ -17,10 +17,12 @@ #include "trackpoint.h"

static const char * const trackpoint_variants[] = { - [TP_VARIANT_IBM] = "IBM", - [TP_VARIANT_ALPS] = "ALPS", - [TP_VARIANT_ELAN] = "Elan", - [TP_VARIANT_NXP] = "NXP", + [TP_VARIANT_IBM] = "IBM", + [TP_VARIANT_ALPS] = "ALPS", + [TP_VARIANT_ELAN] = "Elan", + [TP_VARIANT_NXP] = "NXP", + [TP_VARIANT_JYT_SYNAPTICS] = "JYT_Synaptics", + [TP_VARIANT_SYNAPTICS] = "Synaptics", };

/* diff --git a/drivers/input/mouse/trackpoint.h b/drivers/input/mouse/trackpoint.h index 5cb93ed26085..eb5412904fe0 100644 --- a/drivers/input/mouse/trackpoint.h +++ b/drivers/input/mouse/trackpoint.h @@ -24,10 +24,12 @@ * 0x01 was the original IBM trackpoint, others implement very limited * subset of trackpoint features. */ -#define TP_VARIANT_IBM 0x01 -#define TP_VARIANT_ALPS 0x02 -#define TP_VARIANT_ELAN 0x03 -#define TP_VARIANT_NXP 0x04 +#define TP_VARIANT_IBM 0x01 +#define TP_VARIANT_ALPS 0x02 +#define TP_VARIANT_ELAN 0x03 +#define TP_VARIANT_NXP 0x04 +#define TP_VARIANT_JYT_SYNAPTICS 0x05 +#define TP_VARIANT_SYNAPTICS 0x06

/* * Commands diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 7d7f73702726..37fb9aa88f9c 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -548,6 +548,14 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5738"), }, }, + { + /* Entroware Proteus */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Entroware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"), + DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"), + }, + }, { } };

@@ -676,6 +684,14 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"), }, }, + { + /* Entroware Proteus */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Entroware"), + DMI_MATCH(DMI_PRODUCT_NAME, "Proteus"), + DMI_MATCH(DMI_PRODUCT_VERSION, "EL07R4"), + }, + }, { } };

diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c index 9e1ab701785c..0162a9af9323 100644 --- a/drivers/interconnect/core.c +++ b/drivers/interconnect/core.c @@ -55,12 +55,18 @@ static int icc_summary_show(struct seq_file *s, void *data)

icc_summary_show_one(s, n); hlist_for_each_entry(r, &n->req_list, req_node) { + u32 avg_bw = 0, peak_bw = 0; + if (!r->dev) continue;

+ if (r->enabled) { + avg_bw = r->avg_bw; + peak_bw = r->peak_bw; + } + seq_printf(s, " %-27s %12u %12u %12u\n", - dev_name(r->dev), r->tag, r->avg_bw, - r->peak_bw); + dev_name(r->dev), r->tag, avg_bw, peak_bw); } } } diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 37c74c842f3a..a51dcf26b09f 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -3831,14 +3831,18 @@ int amd_iommu_activate_guest_mode(void *data) { struct amd_ir_data *ir_data = (struct amd_ir_data *)data; struct irte_ga *entry = (struct irte_ga *) ir_data->entry; + u64 valid;

if (!AMD_IOMMU_GUEST_IR_VAPIC(amd_iommu_guest_ir) || !entry || entry->lo.fields_vapic.guest_mode) return 0;

+ valid = entry->lo.fields_vapic.valid; + entry->lo.val = 0; entry->hi.val = 0;

+ entry->lo.fields_vapic.valid = valid; entry->lo.fields_vapic.guest_mode = 1; entry->lo.fields_vapic.ga_log_intr = 1; entry->hi.fields.ga_root_ptr = ir_data->ga_root_ptr; @@ -3855,12 +3859,14 @@ int amd_iommu_deactivate_guest_mode(void *data) struct amd_ir_data *ir_data = (struct amd_ir_data *)data; struct irte_ga *entry = (struct irte_ga *) ir_data->entry; struct irq_cfg *cfg = ir_data->cfg; - u64 valid = entry->lo.fields_remap.valid; + u64 valid;

if (!AMD_IOMMU_GUEST_IR_VAPIC(amd_iommu_guest_ir) || !entry || !entry->lo.fields_vapic.guest_mode) return 0;

+ valid = entry->lo.fields_remap.valid; + entry->lo.val = 0; entry->hi.val = 0;

diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 8277b959e00b..6a4057b844e2 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -865,10 +865,14 @@ EXPORT_SYMBOL_GPL(dm_table_set_type); int device_supports_dax(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data) { - int blocksize = *(int *) data; + int blocksize = *(int *) data, id; + bool rc;

- return generic_fsdax_supported(dev->dax_dev, dev->bdev, blocksize, - start, len); + id = dax_read_lock(); + rc = dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len); + dax_read_unlock(id); + + return rc; }

/* Check devices support synchronous DAX */ diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 88b391ff9bea..49c758fef8cb 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1136,15 +1136,16 @@ static bool dm_dax_supported(struct dax_device *dax_dev, struct block_device *bd { struct mapped_device *md = dax_get_private(dax_dev); struct dm_table *map; + bool ret = false; int srcu_idx; - bool ret;

map = dm_get_live_table(md, &srcu_idx); if (!map) - return false; + goto out;

ret = dm_table_supports_dax(map, device_supports_dax, &blocksize);

+out: dm_put_live_table(md, srcu_idx);

return ret; diff --git a/drivers/misc/habanalabs/debugfs.c b/drivers/misc/habanalabs/debugfs.c index 6c2b9cf45e83..650922061bdc 100644 --- a/drivers/misc/habanalabs/debugfs.c +++ b/drivers/misc/habanalabs/debugfs.c @@ -982,7 +982,7 @@ static ssize_t hl_clk_gate_read(struct file *f, char __user *buf, return 0;

sprintf(tmp_buf, "0x%llx\n", hdev->clock_gating_mask); - rc = simple_read_from_buffer(buf, strlen(tmp_buf) + 1, ppos, tmp_buf, + rc = simple_read_from_buffer(buf, count, ppos, tmp_buf, strlen(tmp_buf) + 1);

return rc; diff --git a/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h b/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h index 96f08050ef0f..6c50f015eda4 100644 --- a/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h +++ b/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h @@ -378,15 +378,15 @@ enum axi_id { ((((y) & RAZWI_INITIATOR_Y_MASK) << RAZWI_INITIATOR_Y_SHIFT) | \ (((x) & RAZWI_INITIATOR_X_MASK) << RAZWI_INITIATOR_X_SHIFT))

-#define RAZWI_INITIATOR_ID_X_Y_TPC0_NIC0 RAZWI_INITIATOR_ID_X_Y(1, 0) -#define RAZWI_INITIATOR_ID_X_Y_TPC1 RAZWI_INITIATOR_ID_X_Y(2, 0) -#define RAZWI_INITIATOR_ID_X_Y_MME0_0 RAZWI_INITIATOR_ID_X_Y(3, 0) -#define RAZWI_INITIATOR_ID_X_Y_MME0_1 RAZWI_INITIATOR_ID_X_Y(4, 0) -#define RAZWI_INITIATOR_ID_X_Y_MME1_0 RAZWI_INITIATOR_ID_X_Y(5, 0) -#define RAZWI_INITIATOR_ID_X_Y_MME1_1 RAZWI_INITIATOR_ID_X_Y(6, 0) -#define RAZWI_INITIATOR_ID_X_Y_TPC2 RAZWI_INITIATOR_ID_X_Y(7, 0) +#define RAZWI_INITIATOR_ID_X_Y_TPC0_NIC0 RAZWI_INITIATOR_ID_X_Y(1, 1) +#define RAZWI_INITIATOR_ID_X_Y_TPC1 RAZWI_INITIATOR_ID_X_Y(2, 1) +#define RAZWI_INITIATOR_ID_X_Y_MME0_0 RAZWI_INITIATOR_ID_X_Y(3, 1) +#define RAZWI_INITIATOR_ID_X_Y_MME0_1 RAZWI_INITIATOR_ID_X_Y(4, 1) +#define RAZWI_INITIATOR_ID_X_Y_MME1_0 RAZWI_INITIATOR_ID_X_Y(5, 1) +#define RAZWI_INITIATOR_ID_X_Y_MME1_1 RAZWI_INITIATOR_ID_X_Y(6, 1) +#define RAZWI_INITIATOR_ID_X_Y_TPC2 RAZWI_INITIATOR_ID_X_Y(7, 1) #define RAZWI_INITIATOR_ID_X_Y_TPC3_PCI_CPU_PSOC \ - RAZWI_INITIATOR_ID_X_Y(8, 0) + RAZWI_INITIATOR_ID_X_Y(8, 1) #define RAZWI_INITIATOR_ID_X_Y_DMA_IF_W_S_0 RAZWI_INITIATOR_ID_X_Y(0, 1) #define RAZWI_INITIATOR_ID_X_Y_DMA_IF_E_S_0 RAZWI_INITIATOR_ID_X_Y(9, 1) #define RAZWI_INITIATOR_ID_X_Y_DMA_IF_W_S_1 RAZWI_INITIATOR_ID_X_Y(0, 2) @@ -395,14 +395,14 @@ enum axi_id { #define RAZWI_INITIATOR_ID_X_Y_DMA_IF_E_N_0 RAZWI_INITIATOR_ID_X_Y(9, 3) #define RAZWI_INITIATOR_ID_X_Y_DMA_IF_W_N_1 RAZWI_INITIATOR_ID_X_Y(0, 4) #define RAZWI_INITIATOR_ID_X_Y_DMA_IF_E_N_1 RAZWI_INITIATOR_ID_X_Y(9, 4) -#define RAZWI_INITIATOR_ID_X_Y_TPC4_NIC1_NIC2 RAZWI_INITIATOR_ID_X_Y(1, 5) -#define RAZWI_INITIATOR_ID_X_Y_TPC5 RAZWI_INITIATOR_ID_X_Y(2, 5) -#define RAZWI_INITIATOR_ID_X_Y_MME2_0 RAZWI_INITIATOR_ID_X_Y(3, 5) -#define RAZWI_INITIATOR_ID_X_Y_MME2_1 RAZWI_INITIATOR_ID_X_Y(4, 5) -#define RAZWI_INITIATOR_ID_X_Y_MME3_0 RAZWI_INITIATOR_ID_X_Y(5, 5) -#define RAZWI_INITIATOR_ID_X_Y_MME3_1 RAZWI_INITIATOR_ID_X_Y(6, 5) -#define RAZWI_INITIATOR_ID_X_Y_TPC6 RAZWI_INITIATOR_ID_X_Y(7, 5) -#define RAZWI_INITIATOR_ID_X_Y_TPC7_NIC4_NIC5 RAZWI_INITIATOR_ID_X_Y(8, 5) +#define RAZWI_INITIATOR_ID_X_Y_TPC4_NIC1_NIC2 RAZWI_INITIATOR_ID_X_Y(1, 6) +#define RAZWI_INITIATOR_ID_X_Y_TPC5 RAZWI_INITIATOR_ID_X_Y(2, 6) +#define RAZWI_INITIATOR_ID_X_Y_MME2_0 RAZWI_INITIATOR_ID_X_Y(3, 6) +#define RAZWI_INITIATOR_ID_X_Y_MME2_1 RAZWI_INITIATOR_ID_X_Y(4, 6) +#define RAZWI_INITIATOR_ID_X_Y_MME3_0 RAZWI_INITIATOR_ID_X_Y(5, 6) +#define RAZWI_INITIATOR_ID_X_Y_MME3_1 RAZWI_INITIATOR_ID_X_Y(6, 6) +#define RAZWI_INITIATOR_ID_X_Y_TPC6 RAZWI_INITIATOR_ID_X_Y(7, 6) +#define RAZWI_INITIATOR_ID_X_Y_TPC7_NIC4_NIC5 RAZWI_INITIATOR_ID_X_Y(8, 6)

#define PSOC_ETR_AXICTL_PROTCTRLBIT1_SHIFT 1

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 6b81c04ab5e2..47159b31e6b3 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -367,7 +367,7 @@ static u16 netvsc_select_queue(struct net_device *ndev, struct sk_buff *skb, } rcu_read_unlock();

- while (unlikely(txq >= ndev->real_num_tx_queues)) + while (txq >= ndev->real_num_tx_queues) txq -= ndev->real_num_tx_queues;

return txq; diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 1a2b6910509c..92c966ac34c2 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -2158,6 +2158,7 @@ nvme_fc_term_aen_ops(struct nvme_fc_ctrl *ctrl) struct nvme_fc_fcp_op *aen_op; int i;

+ cancel_work_sync(&ctrl->ctrl.async_event_work); aen_op = ctrl->aen_ops; for (i = 0; i < NVME_NR_AEN_COMMANDS; i++, aen_op++) { __nvme_fc_exit_request(ctrl, aen_op); diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 6c07bb55b0f8..4a0bc8927048 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -809,6 +809,7 @@ static void nvme_rdma_destroy_admin_queue(struct nvme_rdma_ctrl *ctrl, blk_mq_free_tag_set(ctrl->ctrl.admin_tagset); } if (ctrl->async_event_sqe.data) { + cancel_work_sync(&ctrl->ctrl.async_event_work); nvme_rdma_free_qe(ctrl->device->dev, &ctrl->async_event_sqe, sizeof(struct nvme_command), DMA_TO_DEVICE); ctrl->async_event_sqe.data = NULL; diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index f1f66bf96cbb..24467eea7399 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1567,6 +1567,7 @@ static struct blk_mq_tag_set *nvme_tcp_alloc_tagset(struct nvme_ctrl *nctrl, static void nvme_tcp_free_admin_queue(struct nvme_ctrl *ctrl) { if (to_tcp_ctrl(ctrl)->async_req.pdu) { + cancel_work_sync(&ctrl->async_event_work); nvme_tcp_free_async_req(to_tcp_ctrl(ctrl)); to_tcp_ctrl(ctrl)->async_req.pdu = NULL; } diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index 6344e73c9354..9c4f25796242 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -583,6 +583,9 @@ static struct nvme_ctrl *nvme_loop_create_ctrl(struct device *dev, if (ret) goto out_put_ctrl;

+ changed = nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_CONNECTING); + WARN_ON_ONCE(!changed); + ret = -ENOMEM;

ctrl->ctrl.sqsize = opts->queue_size - 1; diff --git a/drivers/phy/ti/phy-omap-usb2.c b/drivers/phy/ti/phy-omap-usb2.c index cb2dd3230fa7..507f79d14adb 100644 --- a/drivers/phy/ti/phy-omap-usb2.c +++ b/drivers/phy/ti/phy-omap-usb2.c @@ -22,10 +22,15 @@ #include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/of_platform.h> +#include <linux/sys_soc.h>

#define USB2PHY_ANA_CONFIG1 0x4c #define USB2PHY_DISCON_BYP_LATCH BIT(31)

+#define USB2PHY_CHRG_DET 0x14 +#define USB2PHY_CHRG_DET_USE_CHG_DET_REG BIT(29) +#define USB2PHY_CHRG_DET_DIS_CHG_DET BIT(28) + /* SoC Specific USB2_OTG register definitions */ #define AM654_USB2_OTG_PD BIT(8) #define AM654_USB2_VBUS_DET_EN BIT(5) @@ -43,6 +48,7 @@ #define OMAP_USB2_HAS_START_SRP BIT(0) #define OMAP_USB2_HAS_SET_VBUS BIT(1) #define OMAP_USB2_CALIBRATE_FALSE_DISCONNECT BIT(2) +#define OMAP_USB2_DISABLE_CHRG_DET BIT(3)

struct omap_usb { struct usb_phy phy; @@ -236,6 +242,13 @@ static int omap_usb_init(struct phy *x) omap_usb_writel(phy->phy_base, USB2PHY_ANA_CONFIG1, val); }

+ if (phy->flags & OMAP_USB2_DISABLE_CHRG_DET) { + val = omap_usb_readl(phy->phy_base, USB2PHY_CHRG_DET); + val |= USB2PHY_CHRG_DET_USE_CHG_DET_REG | + USB2PHY_CHRG_DET_DIS_CHG_DET; + omap_usb_writel(phy->phy_base, USB2PHY_CHRG_DET, val); + } + return 0; }

@@ -329,6 +342,26 @@ static const struct of_device_id omap_usb2_id_table[] = { }; MODULE_DEVICE_TABLE(of, omap_usb2_id_table);

+static void omap_usb2_init_errata(struct omap_usb *phy) +{ + static const struct soc_device_attribute am65x_sr10_soc_devices[] = { + { .family = "AM65X", .revision = "SR1.0" }, + { /* sentinel */ } + }; + + /* + * Errata i2075: USB2PHY: USB2PHY Charger Detect is Enabled by + * Default Without VBUS Presence. + * + * AM654x SR1.0 has a silicon bug due to which D+ is pulled high after + * POR, which could cause enumeration failure with some USB hubs. + * Disabling the USB2_PHY Charger Detect function will put D+ + * into the normal state. + */ + if (soc_device_match(am65x_sr10_soc_devices)) + phy->flags |= OMAP_USB2_DISABLE_CHRG_DET; +} + static int omap_usb2_probe(struct platform_device *pdev) { struct omap_usb *phy; @@ -366,14 +399,14 @@ static int omap_usb2_probe(struct platform_device *pdev) phy->mask = phy_data->mask; phy->power_on = phy_data->power_on; phy->power_off = phy_data->power_off; + phy->flags = phy_data->flags;

- if (phy_data->flags & OMAP_USB2_CALIBRATE_FALSE_DISCONNECT) { - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - phy->phy_base = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(phy->phy_base)) - return PTR_ERR(phy->phy_base); - phy->flags |= OMAP_USB2_CALIBRATE_FALSE_DISCONNECT; - } + omap_usb2_init_errata(phy); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + phy->phy_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(phy->phy_base)) + return PTR_ERR(phy->phy_base);

phy->syscon_phy_power = syscon_regmap_lookup_by_phandle(node, "syscon-phy-power"); diff --git a/drivers/rapidio/Kconfig b/drivers/rapidio/Kconfig index e4c422d806be..b9f8514909bf 100644 --- a/drivers/rapidio/Kconfig +++ b/drivers/rapidio/Kconfig @@ -37,7 +37,7 @@ config RAPIDIO_ENABLE_RX_TX_PORTS config RAPIDIO_DMA_ENGINE bool "DMA Engine support for RapidIO" depends on RAPIDIO - select DMADEVICES + depends on DMADEVICES select DMA_ENGINE help Say Y here if you want to use DMA Engine frameork for RapidIO data diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c index 638329bd0745..62ad7c4e7e7c 100644 --- a/drivers/regulator/pwm-regulator.c +++ b/drivers/regulator/pwm-regulator.c @@ -279,7 +279,7 @@ static int pwm_regulator_init_table(struct platform_device *pdev, return ret; }

- drvdata->state = -EINVAL; + drvdata->state = -ENOTRECOVERABLE; drvdata->duty_cycle_table = duty_cycle_table; drvdata->desc.ops = &pwm_regulator_voltage_table_ops; drvdata->desc.n_voltages = length / sizeof(*duty_cycle_table); diff --git a/drivers/s390/crypto/zcrypt_ccamisc.c b/drivers/s390/crypto/zcrypt_ccamisc.c index 1b835398feec..d1e3ee9ddf28 100644 --- a/drivers/s390/crypto/zcrypt_ccamisc.c +++ b/drivers/s390/crypto/zcrypt_ccamisc.c @@ -1685,9 +1685,9 @@ int cca_findcard2(u32 **apqns, u32 *nr_apqns, u16 cardnr, u16 domain, *nr_apqns = 0;

/* fetch status of all crypto cards */ - device_status = kmalloc_array(MAX_ZDEV_ENTRIES_EXT, - sizeof(struct zcrypt_device_status_ext), - GFP_KERNEL); + device_status = kvmalloc_array(MAX_ZDEV_ENTRIES_EXT, + sizeof(struct zcrypt_device_status_ext), + GFP_KERNEL); if (!device_status) return -ENOMEM; zcrypt_device_status_mask_ext(device_status); @@ -1755,7 +1755,7 @@ int cca_findcard2(u32 **apqns, u32 *nr_apqns, u16 cardnr, u16 domain, verify = 0; }

- kfree(device_status); + kvfree(device_status); return rc; } EXPORT_SYMBOL(cca_findcard2); diff --git a/drivers/scsi/libfc/fc_disc.c b/drivers/scsi/libfc/fc_disc.c index e00dc4693fcb..589ddf003886 100644 --- a/drivers/scsi/libfc/fc_disc.c +++ b/drivers/scsi/libfc/fc_disc.c @@ -634,8 +634,6 @@ static void fc_disc_gpn_id_resp(struct fc_seq *sp, struct fc_frame *fp, fc_frame_free(fp); out: kref_put(&rdata->kref, fc_rport_destroy); - if (!IS_ERR(fp)) - fc_frame_free(fp); }

/** diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c index daf951b0b3f5..13ad2b3d314e 100644 --- a/drivers/scsi/libsas/sas_discover.c +++ b/drivers/scsi/libsas/sas_discover.c @@ -182,10 +182,11 @@ int sas_notify_lldd_dev_found(struct domain_device *dev) pr_warn("driver on host %s cannot handle device %016llx, error:%d\n", dev_name(sas_ha->dev), SAS_ADDR(dev->sas_addr), res); + return res; } set_bit(SAS_DEV_FOUND, &dev->state); kref_get(&dev->kref); - return res; + return 0; }

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 3d670568a276..519c7be404e7 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -3512,6 +3512,9 @@ lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry) FC_TLV_DESC_LENGTH_FROM_SZ(prdf->reg_d1)); prdf->reg_d1.reg_desc.count = cpu_to_be32(ELS_RDF_REG_TAG_CNT); prdf->reg_d1.desc_tags[0] = cpu_to_be32(ELS_DTAG_LNK_INTEGRITY); + prdf->reg_d1.desc_tags[1] = cpu_to_be32(ELS_DTAG_DELIVERY); + prdf->reg_d1.desc_tags[2] = cpu_to_be32(ELS_DTAG_PEER_CONGEST); + prdf->reg_d1.desc_tags[3] = cpu_to_be32(ELS_DTAG_CONGESTION);

lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, "Issue RDF: did:x%x", @@ -4644,7 +4647,9 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, out: if (ndlp && NLP_CHK_NODE_ACT(ndlp) && shost) { spin_lock_irq(shost->host_lock); - ndlp->nlp_flag &= ~(NLP_ACC_REGLOGIN | NLP_RM_DFLT_RPI); + if (mbox) + ndlp->nlp_flag &= ~NLP_ACC_REGLOGIN; + ndlp->nlp_flag &= ~NLP_RM_DFLT_RPI; spin_unlock_irq(shost->host_lock);

/* If the node is not being used by another discovery thread, diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 6dfff0376547..c7085769170d 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -4797,7 +4797,7 @@ struct send_frame_wqe { uint32_t fc_hdr_wd5; /* word 15 */ };

-#define ELS_RDF_REG_TAG_CNT 1 +#define ELS_RDF_REG_TAG_CNT 4 struct lpfc_els_rdf_reg_desc { struct fc_df_desc_fpin_reg reg_desc; /* descriptor header */ __be32 desc_tags[ELS_RDF_REG_TAG_CNT]; diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index b7cbc312843e..da9fd8a5f8ca 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -818,7 +818,7 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha,

res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); if (res) - return res; + goto ex_err; ccb = &pm8001_ha->ccb_info[ccb_tag]; ccb->device = pm8001_dev; ccb->ccb_tag = ccb_tag; diff --git a/drivers/spi/spi-loopback-test.c b/drivers/spi/spi-loopback-test.c index b6d79cd156fb..da1153ec9f0e 100644 --- a/drivers/spi/spi-loopback-test.c +++ b/drivers/spi/spi-loopback-test.c @@ -90,7 +90,7 @@ static struct spi_test spi_tests[] = { { .description = "tx/rx-transfer - crossing PAGE_SIZE", .fill_option = FILL_COUNT_8, - .iterate_len = { ITERATE_MAX_LEN }, + .iterate_len = { ITERATE_LEN }, .iterate_tx_align = ITERATE_ALIGN, .iterate_rx_align = ITERATE_ALIGN, .transfer_count = 1, diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 5c5a95792c0d..65ca55265479 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1305,8 +1305,6 @@ static int spi_transfer_one_message(struct spi_controller *ctlr, if (msg->status && ctlr->handle_err) ctlr->handle_err(ctlr, msg);

- spi_res_release(ctlr, msg); - spi_finalize_current_message(ctlr);

return ret; @@ -1694,6 +1692,13 @@ void spi_finalize_current_message(struct spi_controller *ctlr)

spi_unmap_msg(ctlr, mesg);

+ /* In the prepare_messages callback the spi bus has the opportunity to + * split a transfer to smaller chunks. + * Release splited transfers here since spi_map_msg is done on the + * splited transfers. + */ + spi_res_release(ctlr, mesg); + if (ctlr->cur_msg_prepared && ctlr->unprepare_message) { ret = ctlr->unprepare_message(ctlr, mesg); if (ret) { diff --git a/drivers/thunderbolt/eeprom.c b/drivers/thunderbolt/eeprom.c index b451a5aa90b5..2db6532d3923 100644 --- a/drivers/thunderbolt/eeprom.c +++ b/drivers/thunderbolt/eeprom.c @@ -7,6 +7,7 @@ */

#include <linux/crc32.h> +#include <linux/delay.h> #include <linux/property.h> #include <linux/slab.h> #include "tb.h" @@ -389,8 +390,8 @@ static int tb_drom_parse_entries(struct tb_switch *sw) struct tb_drom_entry_header *entry = (void *) (sw->drom + pos); if (pos + 1 == drom_size || pos + entry->len > drom_size || !entry->len) { - tb_sw_warn(sw, "drom buffer overrun, aborting\n"); - return -EIO; + tb_sw_warn(sw, "DROM buffer overrun\n"); + return -EILSEQ; }

switch (entry->type) { @@ -526,7 +527,8 @@ int tb_drom_read(struct tb_switch *sw) u16 size; u32 crc; struct tb_drom_header *header; - int res; + int res, retries = 1; + if (sw->drom) return 0;

@@ -611,7 +613,17 @@ int tb_drom_read(struct tb_switch *sw) tb_sw_warn(sw, "drom device_rom_revision %#x unknown\n", header->device_rom_revision);

- return tb_drom_parse_entries(sw); + res = tb_drom_parse_entries(sw); + /* If the DROM parsing fails, wait a moment and retry once */ + if (res == -EILSEQ && retries--) { + tb_sw_warn(sw, "parsing DROM failed, retrying\n"); + msleep(100); + res = tb_drom_read_n(sw, 0, sw->drom, size); + if (!res) + goto parse; + } + + return res; err: kfree(sw->drom); sw->drom = NULL; diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 1a74d511b02a..81c0b67f2264 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -5566,6 +5566,17 @@ static const struct pci_device_id serial_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_wch384_4 },

+ /* + * Realtek RealManage + */ + { PCI_VENDOR_ID_REALTEK, 0x816a, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, pbn_b0_1_115200 }, + + { PCI_VENDOR_ID_REALTEK, 0x816b, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, pbn_b0_1_115200 }, + /* Fintek PCI serial cards */ { PCI_DEVICE(0x1c29, 0x1104), .driver_data = pbn_fintek_4 }, { PCI_DEVICE(0x1c29, 0x1108), .driver_data = pbn_fintek_8 }, diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 5f3daabdc916..ef1cdc82bc1f 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -1914,24 +1914,12 @@ static inline bool uart_console_enabled(struct uart_port *port) return uart_console(port) && (port->cons->flags & CON_ENABLED); }

-static void __uart_port_spin_lock_init(struct uart_port *port) +static void uart_port_spin_lock_init(struct uart_port *port) { spin_lock_init(&port->lock); lockdep_set_class(&port->lock, &port_lock_key); }

-/* - * Ensure that the serial console lock is initialised early. - * If this port is a console, then the spinlock is already initialised. - */ -static inline void uart_port_spin_lock_init(struct uart_port *port) -{ - if (uart_console(port)) - return; - - __uart_port_spin_lock_init(port); -} - #if defined(CONFIG_SERIAL_CORE_CONSOLE) || defined(CONFIG_CONSOLE_POLL) /** * uart_console_write - write a console message to a serial port @@ -2084,7 +2072,15 @@ uart_set_options(struct uart_port *port, struct console *co, struct ktermios termios; static struct ktermios dummy;

- uart_port_spin_lock_init(port); + /* + * Ensure that the serial-console lock is initialised early. + * + * Note that the console-enabled check is needed because of kgdboc, + * which can end up calling uart_set_options() for an already enabled + * console via tty_find_polling_driver() and uart_poll_init(). + */ + if (!uart_console_enabled(port) && !port->console_reinit) + uart_port_spin_lock_init(port);

memset(&termios, 0, sizeof(struct ktermios));

@@ -2375,13 +2371,6 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state, /* Power up port for set_mctrl() */ uart_change_pm(state, UART_PM_STATE_ON);

- /* - * If this driver supports console, and it hasn't been - * successfully registered yet, initialise spin lock for it. - */ - if (port->cons && !(port->cons->flags & CON_ENABLED)) - __uart_port_spin_lock_init(port); - /* * Ensure that the modem control lines are de-activated. * keep the DTR setting that is set in uart_set_options() @@ -2798,10 +2787,12 @@ static ssize_t console_store(struct device *dev, if (oldconsole && !newconsole) { ret = unregister_console(uport->cons); } else if (!oldconsole && newconsole) { - if (uart_console(uport)) + if (uart_console(uport)) { + uport->console_reinit = 1; register_console(uport->cons); - else + } else { ret = -ENOENT; + } } } else { ret = -ENXIO; @@ -2897,7 +2888,12 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *uport) goto out; }

- uart_port_spin_lock_init(uport); + /* + * If this port is in use as a console then the spinlock is already + * initialised. + */ + if (!uart_console_enabled(uport)) + uart_port_spin_lock_init(uport);

if (uport->cons && uport->dev) of_console_check(uport->dev->of_node, uport->cons->name, uport->line); diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index 084c48c5848f..67cbd42421be 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -827,6 +827,11 @@ static ssize_t usblp_read(struct file *file, char __user *buffer, size_t len, lo if (rv < 0) return rv;

+ if (!usblp->present) { + count = -ENODEV; + goto done; + } + if ((avail = usblp->rstatus) < 0) { printk(KERN_ERR "usblp%d: error %d reading from printer\n", usblp->minor, (int)avail); diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 2f068e525a37..4ee810531098 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -397,6 +397,10 @@ static const struct usb_device_id usb_quirk_list[] = { /* Generic RTL8153 based ethernet adapters */ { USB_DEVICE(0x0bda, 0x8153), .driver_info = USB_QUIRK_NO_LPM },

+ /* SONiX USB DEVICE Touchpad */ + { USB_DEVICE(0x0c45, 0x7056), .driver_info = + USB_QUIRK_IGNORE_REMOTE_WAKEUP }, + /* Action Semiconductor flash disk */ { USB_DEVICE(0x10d6, 0x2200), .driver_info = USB_QUIRK_STRING_FETCH_255 }, diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index cf2b7ae93b7e..0e5c56e06559 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/usb.h> #include <linux/usb/hcd.h> +#include <linux/usb/otg.h> #include <linux/moduleparam.h> #include <linux/dma-mapping.h> #include <linux/debugfs.h> diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index ce0eaf7d7c12..087402aec5cb 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -14,7 +14,6 @@ */

/*-------------------------------------------------------------------------*/ -#include <linux/usb/otg.h>

#define PORT_WAKE_BITS (PORT_WKOC_E|PORT_WKDISC_E|PORT_WKCONN_E)

diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index d592071119ba..13696f03f800 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -662,8 +662,7 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, if (devinfo->resetting) { cmnd->result = DID_ERROR << 16; cmnd->scsi_done(cmnd); - spin_unlock_irqrestore(&devinfo->lock, flags); - return 0; + goto zombie; }

/* Find a free uas-tag */ @@ -699,6 +698,16 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, cmdinfo->state &= ~(SUBMIT_DATA_IN_URB | SUBMIT_DATA_OUT_URB);

err = uas_submit_urbs(cmnd, devinfo); + /* + * in case of fatal errors the SCSI layer is peculiar + * a command that has finished is a success for the purpose + * of queueing, no matter how fatal the error + */ + if (err == -ENODEV) { + cmnd->result = DID_ERROR << 16; + cmnd->scsi_done(cmnd); + goto zombie; + } if (err) { /* If we did nothing, give up now */ if (cmdinfo->state & SUBMIT_STATUS_URB) { @@ -709,6 +718,7 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, }

devinfo->cmnd[idx] = cmnd; +zombie: spin_unlock_irqrestore(&devinfo->lock, flags); return 0; } diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index 2999217c8109..e2af10301c77 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -216,14 +216,18 @@ void ucsi_altmode_update_active(struct ucsi_connector *con) con->partner_altmode[i] == altmode); }

-static u8 ucsi_altmode_next_mode(struct typec_altmode **alt, u16 svid) +static int ucsi_altmode_next_mode(struct typec_altmode **alt, u16 svid) { u8 mode = 1; int i;

- for (i = 0; alt[i]; i++) + for (i = 0; alt[i]; i++) { + if (i > MODE_DISCOVERY_MAX) + return -ERANGE; + if (alt[i]->svid == svid) mode++; + }

return mode; } @@ -258,8 +262,11 @@ static int ucsi_register_altmode(struct ucsi_connector *con, goto err; }

- desc->mode = ucsi_altmode_next_mode(con->port_altmode, - desc->svid); + ret = ucsi_altmode_next_mode(con->port_altmode, desc->svid); + if (ret < 0) + return ret; + + desc->mode = ret;

switch (desc->svid) { case USB_TYPEC_DP_SID: @@ -292,8 +299,11 @@ static int ucsi_register_altmode(struct ucsi_connector *con, goto err; }

- desc->mode = ucsi_altmode_next_mode(con->partner_altmode, - desc->svid); + ret = ucsi_altmode_next_mode(con->partner_altmode, desc->svid); + if (ret < 0) + return ret; + + desc->mode = ret;

alt = typec_partner_register_altmode(con->partner, desc); if (IS_ERR(alt)) { diff --git a/drivers/usb/typec/ucsi/ucsi_acpi.c b/drivers/usb/typec/ucsi/ucsi_acpi.c index c0aca2f0f23f..fbfe8f5933af 100644 --- a/drivers/usb/typec/ucsi/ucsi_acpi.c +++ b/drivers/usb/typec/ucsi/ucsi_acpi.c @@ -78,7 +78,7 @@ static int ucsi_acpi_sync_write(struct ucsi *ucsi, unsigned int offset, if (ret) goto out_clear_bit;

- if (!wait_for_completion_timeout(&ua->complete, msecs_to_jiffies(5000))) + if (!wait_for_completion_timeout(&ua->complete, 60 * HZ)) ret = -ETIMEDOUT;

out_clear_bit: diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index b36bfe10c712..09cb46e94f40 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -2018,7 +2018,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width, struct fb_var_screeninfo var = info->var; int x_diff, y_diff, virt_w, virt_h, virt_fw, virt_fh;

- if (ops->p && ops->p->userfont && FNTSIZE(vc->vc_font.data)) { + if (p->userfont && FNTSIZE(vc->vc_font.data)) { int size; int pitch = PITCH(vc->vc_font.width);

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index ce95801e9b66..7708175062eb 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -1017,6 +1017,8 @@ cifs_get_inode_info(struct inode **inode, if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MODE_FROM_SID) { rc = cifs_acl_to_fattr(cifs_sb, &fattr, *inode, true, full_path, fid); + if (rc == -EREMOTE) + rc = 0; if (rc) { cifs_dbg(FYI, "%s: Get mode from SID failed. rc=%d\n", __func__, rc); @@ -1025,6 +1027,8 @@ cifs_get_inode_info(struct inode **inode, } else if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_CIFS_ACL) { rc = cifs_acl_to_fattr(cifs_sb, &fattr, *inode, false, full_path, fid); + if (rc == -EREMOTE) + rc = 0; if (rc) { cifs_dbg(FYI, "%s: Getting ACL failed with error: %d\n", __func__, rc); diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 6e9017e6a819..403e8033c974 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -3463,6 +3463,9 @@ static int check_direct_IO(struct inode *inode, struct iov_iter *iter, unsigned long align = offset | iov_iter_alignment(iter); struct block_device *bdev = inode->i_sb->s_bdev;

+ if (iov_iter_rw(iter) == READ && offset >= i_size_read(inode)) + return 1; + if (align & blocksize_mask) { if (bdev) blkbits = blksize_bits(bdev_logical_block_size(bdev)); diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 98736d0598b8..0fde35611df1 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -2375,6 +2375,9 @@ static int __f2fs_build_free_nids(struct f2fs_sb_info *sbi, if (unlikely(nid >= nm_i->max_nid)) nid = 0;

+ if (unlikely(nid % NAT_ENTRY_PER_BLOCK)) + nid = NAT_BLOCK_OFFSET(nid) * NAT_ENTRY_PER_BLOCK; + /* Enough entries */ if (nm_i->nid_cnt[FREE_NID] >= NAT_ENTRY_PER_BLOCK) return 0; diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 45e0585e0667..08b1fb0a9225 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -3272,8 +3272,10 @@ static int _nfs4_do_setattr(struct inode *inode,

/* Servers should only apply open mode checks for file size changes */ truncate = (arg->iap->ia_valid & ATTR_SIZE) ? true : false; - if (!truncate) + if (!truncate) { + nfs4_inode_make_writeable(inode); goto zero_stateid; + }

if (nfs4_copy_delegation_stateid(inode, FMODE_WRITE, &arg->stateid, &delegation_cred)) { /* Use that stateid */ @@ -7271,7 +7273,12 @@ int nfs4_lock_delegation_recall(struct file_lock *fl, struct nfs4_state *state, err = nfs4_set_lock_state(state, fl); if (err != 0) return err; - err = _nfs4_do_setlk(state, F_SETLK, fl, NFS_LOCK_NEW); + do { + err = _nfs4_do_setlk(state, F_SETLK, fl, NFS_LOCK_NEW); + if (err != -NFS4ERR_DELAY) + break; + ssleep(1); + } while (err == -NFS4ERR_DELAY); return nfs4_handle_delegation_recall_error(server, state, stateid, fl, err); }

diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 191772d4a4d7..67ba16c7e118 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -141,7 +141,6 @@ enum cpuhp_state { /* Must be the last timer callback */ CPUHP_AP_DUMMY_TIMER_STARTING, CPUHP_AP_ARM_XEN_STARTING, - CPUHP_AP_ARM_KVMPV_STARTING, CPUHP_AP_ARM_CORESIGHT_STARTING, CPUHP_AP_ARM_CORESIGHT_CTI_STARTING, CPUHP_AP_ARM64_ISNDEP_STARTING, diff --git a/include/linux/dax.h b/include/linux/dax.h index 6904d4e0b2e0..43b39ab9de1a 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -58,6 +58,8 @@ static inline void set_dax_synchronous(struct dax_device *dax_dev) { __set_dax_synchronous(dax_dev); } +bool dax_supported(struct dax_device *dax_dev, struct block_device *bdev, + int blocksize, sector_t start, sector_t len); /* * Check if given mapping is supported by the file / underlying device. */ @@ -104,6 +106,12 @@ static inline bool dax_synchronous(struct dax_device *dax_dev) static inline void set_dax_synchronous(struct dax_device *dax_dev) { } +static inline bool dax_supported(struct dax_device *dax_dev, + struct block_device *bdev, int blocksize, sector_t start, + sector_t len) +{ + return false; +} static inline bool daxdev_mapping_supported(struct vm_area_struct *vma, struct dax_device *dax_dev) { @@ -189,14 +197,23 @@ static inline void dax_unlock_page(struct page *page, dax_entry_t cookie) } #endif

+#if IS_ENABLED(CONFIG_DAX) int dax_read_lock(void); void dax_read_unlock(int id); +#else +static inline int dax_read_lock(void) +{ + return 0; +} + +static inline void dax_read_unlock(int id) +{ +} +#endif /* CONFIG_DAX */ bool dax_alive(struct dax_device *dax_dev); void *dax_get_private(struct dax_device *dax_dev); long dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, long nr_pages, void **kaddr, pfn_t *pfn); -bool dax_supported(struct dax_device *dax_dev, struct block_device *bdev, - int blocksize, sector_t start, sector_t len); size_t dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, size_t bytes, struct iov_iter *i); size_t dax_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, diff --git a/include/linux/i2c-algo-pca.h b/include/linux/i2c-algo-pca.h index d03071732db4..7c522fdd9ea7 100644 --- a/include/linux/i2c-algo-pca.h +++ b/include/linux/i2c-algo-pca.h @@ -53,6 +53,20 @@ #define I2C_PCA_CON_SI 0x08 /* Serial Interrupt */ #define I2C_PCA_CON_CR 0x07 /* Clock Rate (MASK) */

+/** + * struct pca_i2c_bus_settings - The configured PCA i2c bus settings + * @mode: Configured i2c bus mode + * @tlow: Configured SCL LOW period + * @thi: Configured SCL HIGH period + * @clock_freq: The configured clock frequency + */ +struct pca_i2c_bus_settings { + int mode; + int tlow; + int thi; + int clock_freq; +}; + struct i2c_algo_pca_data { void *data; /* private low level data */ void (*write_byte) (void *data, int reg, int val); @@ -64,6 +78,7 @@ struct i2c_algo_pca_data { * For PCA9665, use the frequency you want here. */ unsigned int i2c_clock; unsigned int chip; + struct pca_i2c_bus_settings bus_settings; };

int i2c_pca_add_bus(struct i2c_adapter *); diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h index 5e033fe1ff4e..5fda40f97fe9 100644 --- a/include/linux/percpu-rwsem.h +++ b/include/linux/percpu-rwsem.h @@ -60,7 +60,7 @@ static inline void percpu_down_read(struct percpu_rw_semaphore *sem) * anything we did within this RCU-sched read-size critical section. */ if (likely(rcu_sync_is_idle(&sem->rss))) - __this_cpu_inc(*sem->read_count); + this_cpu_inc(*sem->read_count); else __percpu_down_read(sem, false); /* Unconditional memory barrier */ /* @@ -79,7 +79,7 @@ static inline bool percpu_down_read_trylock(struct percpu_rw_semaphore *sem) * Same as in percpu_down_read(). */ if (likely(rcu_sync_is_idle(&sem->rss))) - __this_cpu_inc(*sem->read_count); + this_cpu_inc(*sem->read_count); else ret = __percpu_down_read(sem, true); /* Unconditional memory barrier */ preempt_enable(); @@ -103,7 +103,7 @@ static inline void percpu_up_read(struct percpu_rw_semaphore *sem) * Same as in percpu_down_read(). */ if (likely(rcu_sync_is_idle(&sem->rss))) { - __this_cpu_dec(*sem->read_count); + this_cpu_dec(*sem->read_count); } else { /* * slowpath; reader will only ever wake a single blocked @@ -115,7 +115,7 @@ static inline void percpu_up_read(struct percpu_rw_semaphore *sem) * aggregate zero, as that is the only time it matters) they * will also see our critical section. */ - __this_cpu_dec(*sem->read_count); + this_cpu_dec(*sem->read_count); rcuwait_wake_up(&sem->writer); } preempt_enable(); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 791f4844efeb..d3266caefe04 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -248,6 +248,7 @@ struct uart_port {

unsigned char hub6; /* this should be in the 8250 driver */ unsigned char suspended; + unsigned char console_reinit; const char *name; /* port name */ struct attribute_group *attr_group; /* port specific attributes */ const struct attribute_group **tty_groups; /* all attributes (serial core use only) */ diff --git a/include/sound/soc.h b/include/sound/soc.h index 3ce7f0f5aa92..ca765062787b 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1205,6 +1205,8 @@ struct snd_soc_pcm_runtime { ((i) < (rtd)->num_cpus + (rtd)->num_codecs) && \ ((dai) = (rtd)->dais[i]); \ (i)++) +#define for_each_rtd_dais_rollback(rtd, i, dai) \ + for (; (--(i) >= 0) && ((dai) = (rtd)->dais[i]);)

void snd_soc_close_delayed_work(struct snd_soc_pcm_runtime *rtd);

@@ -1373,6 +1375,8 @@ void snd_soc_unregister_dai(struct snd_soc_dai *dai);

struct snd_soc_dai *snd_soc_find_dai( const struct snd_soc_dai_link_component *dlc); +struct snd_soc_dai *snd_soc_find_dai_with_mutex( + const struct snd_soc_dai_link_component *dlc);

#include <sound/soc-dai.h>

diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 4fdf30316582..65fd95f9784c 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -789,9 +789,10 @@ struct kvm_ppc_resize_hpt { #define KVM_VM_PPC_HV 1 #define KVM_VM_PPC_PR 2

-/* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */ -#define KVM_VM_MIPS_TE 0 +/* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */ +#define KVM_VM_MIPS_AUTO 0 #define KVM_VM_MIPS_VZ 1 +#define KVM_VM_MIPS_TE 2

#define KVM_S390_SIE_PAGE_OFFSET 1

diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 72af5d37e9ff..a264246ff85a 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -2108,6 +2108,9 @@ static void kill_kprobe(struct kprobe *p)

lockdep_assert_held(&kprobe_mutex);

+ if (WARN_ON_ONCE(kprobe_gone(p))) + return; + p->flags |= KPROBE_FLAG_GONE; if (kprobe_aggrprobe(p)) { /* @@ -2365,7 +2368,10 @@ static int kprobes_module_callback(struct notifier_block *nb, mutex_lock(&kprobe_mutex); for (i = 0; i < KPROBE_TABLE_SIZE; i++) { head = &kprobe_table[i]; - hlist_for_each_entry(p, head, hlist) + hlist_for_each_entry(p, head, hlist) { + if (kprobe_gone(p)) + continue; + if (within_module_init((unsigned long)p->addr, mod) || (checkcore && within_module_core((unsigned long)p->addr, mod))) { @@ -2382,6 +2388,7 @@ static int kprobes_module_callback(struct notifier_block *nb, */ kill_kprobe(p); } + } } if (val == MODULE_STATE_GOING) remove_module_kprobe_blacklist(mod); diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 29a8de4c50b9..a611dedac7d6 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -3923,13 +3923,18 @@ static int separate_irq_context(struct task_struct *curr, static int mark_lock(struct task_struct *curr, struct held_lock *this, enum lock_usage_bit new_bit) { - unsigned int new_mask = 1 << new_bit, ret = 1; + unsigned int old_mask, new_mask, ret = 1;

if (new_bit >= LOCK_USAGE_STATES) { DEBUG_LOCKS_WARN_ON(1); return 0; }

+ if (new_bit == LOCK_USED && this->read) + new_bit = LOCK_USED_READ; + + new_mask = 1 << new_bit; + /* * If already set then do not dirty the cacheline, * nor do any checks: @@ -3942,13 +3947,22 @@ static int mark_lock(struct task_struct *curr, struct held_lock *this, /* * Make sure we didn't race: */ - if (unlikely(hlock_class(this)->usage_mask & new_mask)) { - graph_unlock(); - return 1; - } + if (unlikely(hlock_class(this)->usage_mask & new_mask)) + goto unlock;

+ old_mask = hlock_class(this)->usage_mask; hlock_class(this)->usage_mask |= new_mask;

+ /* + * Save one usage_traces[] entry and map both LOCK_USED and + * LOCK_USED_READ onto the same entry. + */ + if (new_bit == LOCK_USED || new_bit == LOCK_USED_READ) { + if (old_mask & (LOCKF_USED | LOCKF_USED_READ)) + goto unlock; + new_bit = LOCK_USED; + } + if (!(hlock_class(this)->usage_traces[new_bit] = save_trace())) return 0;

@@ -3962,6 +3976,7 @@ static int mark_lock(struct task_struct *curr, struct held_lock *this, return 0; }

+unlock: graph_unlock();

/* @@ -4896,12 +4911,20 @@ static void verify_lock_unused(struct lockdep_map *lock, struct held_lock *hlock { #ifdef CONFIG_PROVE_LOCKING struct lock_class *class = look_up_lock_class(lock, subclass); + unsigned long mask = LOCKF_USED;

/* if it doesn't have a class (yet), it certainly hasn't been used yet */ if (!class) return;

- if (!(class->usage_mask & LOCK_USED)) + /* + * READ locks only conflict with USED, such that if we only ever use + * READ locks, there is no deadlock possible -- RCU. + */ + if (!hlock->read) + mask |= LOCKF_USED_READ; + + if (!(class->usage_mask & mask)) return;

hlock->class_idx = class - lock_classes; diff --git a/kernel/locking/lockdep_internals.h b/kernel/locking/lockdep_internals.h index baca699b94e9..b0be1560ed17 100644 --- a/kernel/locking/lockdep_internals.h +++ b/kernel/locking/lockdep_internals.h @@ -19,6 +19,7 @@ enum lock_usage_bit { #include "lockdep_states.h" #undef LOCKDEP_STATE LOCK_USED, + LOCK_USED_READ, LOCK_USAGE_STATES };

@@ -40,6 +41,7 @@ enum { #include "lockdep_states.h" #undef LOCKDEP_STATE __LOCKF(USED) + __LOCKF(USED_READ) };

#define LOCKDEP_STATE(__STATE) LOCKF_ENABLED_##__STATE | diff --git a/kernel/locking/percpu-rwsem.c b/kernel/locking/percpu-rwsem.c index 8bbafe3e5203..70a32a576f3f 100644 --- a/kernel/locking/percpu-rwsem.c +++ b/kernel/locking/percpu-rwsem.c @@ -45,7 +45,7 @@ EXPORT_SYMBOL_GPL(percpu_free_rwsem);

static bool __percpu_down_read_trylock(struct percpu_rw_semaphore *sem) { - __this_cpu_inc(*sem->read_count); + this_cpu_inc(*sem->read_count);

/* * Due to having preemption disabled the decrement happens on @@ -71,7 +71,7 @@ static bool __percpu_down_read_trylock(struct percpu_rw_semaphore *sem) if (likely(!atomic_read_acquire(&sem->block))) return true;

- __this_cpu_dec(*sem->read_count); + this_cpu_dec(*sem->read_count);

/* Prod writer to re-evaluate readers_active_check() */ rcuwait_wake_up(&sem->writer); diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 78c84bee7e29..74300e337c3c 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2048,7 +2048,7 @@ static void __split_huge_pmd_locked(struct vm_area_struct *vma, pmd_t *pmd, put_page(page); add_mm_counter(mm, mm_counter_file(page), -HPAGE_PMD_NR); return; - } else if (is_huge_zero_pmd(*pmd)) { + } else if (pmd_trans_huge(*pmd) && is_huge_zero_pmd(*pmd)) { /* * FIXME: Do we want to invalidate secondary mmu by calling * mmu_notifier_invalidate_range() see comments below inside @@ -2142,30 +2142,34 @@ static void __split_huge_pmd_locked(struct vm_area_struct *vma, pmd_t *pmd, pte = pte_offset_map(&_pmd, addr); BUG_ON(!pte_none(*pte)); set_pte_at(mm, addr, pte, entry); - atomic_inc(&page[i]._mapcount); - pte_unmap(pte); - } - - /* - * Set PG_double_map before dropping compound_mapcount to avoid - * false-negative page_mapped(). - */ - if (compound_mapcount(page) > 1 && !TestSetPageDoubleMap(page)) { - for (i = 0; i < HPAGE_PMD_NR; i++) + if (!pmd_migration) atomic_inc(&page[i]._mapcount); + pte_unmap(pte); }

- lock_page_memcg(page); - if (atomic_add_negative(-1, compound_mapcount_ptr(page))) { - /* Last compound_mapcount is gone. */ - __dec_lruvec_page_state(page, NR_ANON_THPS); - if (TestClearPageDoubleMap(page)) { - /* No need in mapcount reference anymore */ + if (!pmd_migration) { + /* + * Set PG_double_map before dropping compound_mapcount to avoid + * false-negative page_mapped(). + */ + if (compound_mapcount(page) > 1 && + !TestSetPageDoubleMap(page)) { for (i = 0; i < HPAGE_PMD_NR; i++) - atomic_dec(&page[i]._mapcount); + atomic_inc(&page[i]._mapcount); + } + + lock_page_memcg(page); + if (atomic_add_negative(-1, compound_mapcount_ptr(page))) { + /* Last compound_mapcount is gone. */ + __dec_lruvec_page_state(page, NR_ANON_THPS); + if (TestClearPageDoubleMap(page)) { + /* No need in mapcount reference anymore */ + for (i = 0; i < HPAGE_PMD_NR; i++) + atomic_dec(&page[i]._mapcount); + } } + unlock_page_memcg(page); } - unlock_page_memcg(page);

smp_wmb(); /* make pte visible before pmd */ pmd_populate(mm, pmd, pgtable); diff --git a/mm/ksm.c b/mm/ksm.c index 4102034cd55a..f16983394b22 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -2585,6 +2585,10 @@ struct page *ksm_might_need_to_copy(struct page *page, return page; /* let do_swap_page report the error */

new_page = alloc_page_vma(GFP_HIGHUSER_MOVABLE, vma, address); + if (new_page && mem_cgroup_charge(new_page, vma->vm_mm, GFP_KERNEL)) { + put_page(new_page); + new_page = NULL; + } if (new_page) { copy_user_highpage(new_page, page, address, vma);

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 76c75a599da3..e76de2067bfd 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1557,6 +1557,20 @@ static int __ref __offline_pages(unsigned long start_pfn, /* check again */ ret = walk_system_ram_range(start_pfn, end_pfn - start_pfn, NULL, check_pages_isolated_cb); + /* + * per-cpu pages are drained in start_isolate_page_range, but if + * there are still pages that are not free, make sure that we + * drain again, because when we isolated range we might + * have raced with another thread that was adding pages to pcp + * list. + * + * Forward progress should be still guaranteed because + * pages on the pcp list can only belong to MOVABLE_ZONE + * because has_unmovable_pages explicitly checks for + * PageBuddy on freed pages on other zones. + */ + if (ret) + drain_all_pages(zone); } while (ret);

/* Ok, all of our target is isolated. diff --git a/mm/page_isolation.c b/mm/page_isolation.c index f6d07c5f0d34..5b4a28b2dbf5 100644 --- a/mm/page_isolation.c +++ b/mm/page_isolation.c @@ -170,6 +170,14 @@ __first_valid_page(unsigned long pfn, unsigned long nr_pages) * pageblocks we may have modified and return -EBUSY to caller. This * prevents two threads from simultaneously working on overlapping ranges. * + * Please note that there is no strong synchronization with the page allocator + * either. Pages might be freed while their page blocks are marked ISOLATED. + * In some cases pages might still end up on pcp lists and that would allow + * for their allocation even when they are in fact isolated already. Depending + * on how strong of a guarantee the caller needs drain_all_pages might be needed + * (e.g. __offline_pages will need to call it after check for isolated range for + * a next retry). + * * Return: the number of isolated pageblocks on success and -EBUSY if any part * of range cannot be isolated. */ diff --git a/mm/percpu.c b/mm/percpu.c index 696367b18222..d83e0032cb20 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -1300,7 +1300,7 @@ static struct pcpu_chunk * __init pcpu_alloc_first_chunk(unsigned long tmp_addr,

/* allocate chunk */ alloc_size = sizeof(struct pcpu_chunk) + - BITS_TO_LONGS(region_size >> PAGE_SHIFT); + BITS_TO_LONGS(region_size >> PAGE_SHIFT) * sizeof(unsigned long); chunk = memblock_alloc(alloc_size, SMP_CACHE_BYTES); if (!chunk) panic("%s: Failed to allocate %zu bytes\n", __func__, diff --git a/mm/vmscan.c b/mm/vmscan.c index 749d239c62b2..8b97bc615d8c 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2619,6 +2619,14 @@ static void shrink_node_memcgs(pg_data_t *pgdat, struct scan_control *sc) unsigned long reclaimed; unsigned long scanned;

+ /* + * This loop can become CPU-bound when target memcgs + * aren't eligible for reclaim - either because they + * don't have any reclaimable pages, or because their + * memory is explicitly protected. Avoid soft lockups. + */ + cond_resched(); + switch (mem_cgroup_protected(target_memcg, memcg)) { case MEMCG_PROT_MIN: /* diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 7afe52bd038b..c50bd7a7943a 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -5988,9 +5988,13 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off, if (skb_has_frag_list(skb)) skb_clone_fraglist(skb);

- if (k == 0) { - /* split line is in frag list */ - pskb_carve_frag_list(skb, shinfo, off - pos, gfp_mask); + /* split line is in frag list */ + if (k == 0 && pskb_carve_frag_list(skb, shinfo, off - pos, gfp_mask)) { + /* skb_frag_unref() is not needed here as shinfo->nr_frags = 0. */ + if (skb_has_frag_list(skb)) + kfree_skb_list(skb_shinfo(skb)->frag_list); + kfree(data); + return -ENOMEM; } skb_release_data(skb);

diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 939e445d5188..5542e8061955 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -605,8 +605,10 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk, if (!psize) return -EINVAL;

- if (!sk_wmem_schedule(sk, psize + dfrag->overhead)) + if (!sk_wmem_schedule(sk, psize + dfrag->overhead)) { + iov_iter_revert(&msg->msg_iter, psize); return -ENOMEM; + } } else { offset = dfrag->offset; psize = min_t(size_t, dfrag->data_len, avail_size); @@ -617,8 +619,10 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk, */ ret = do_tcp_sendpages(ssk, page, offset, psize, msg->msg_flags | MSG_SENDPAGE_NOTLAST | MSG_DONTWAIT); - if (ret <= 0) + if (ret <= 0) { + iov_iter_revert(&msg->msg_iter, psize); return ret; + }

frag_truesize += ret; if (!retransmission) { diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index c27123e6ba80..4a67685c83eb 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -982,8 +982,8 @@ static int rpcb_dec_getaddr(struct rpc_rqst *req, struct xdr_stream *xdr, p = xdr_inline_decode(xdr, len); if (unlikely(p == NULL)) goto out_fail; - dprintk("RPC: %5u RPCB_%s reply: %s\n", req->rq_task->tk_pid, - req->rq_task->tk_msg.rpc_proc->p_name, (char *)p); + dprintk("RPC: %5u RPCB_%s reply: %*pE\n", req->rq_task->tk_pid, + req->rq_task->tk_msg.rpc_proc->p_name, len, (char *)p);

if (rpc_uaddr2sockaddr(req->rq_xprt->xprt_net, (char *)p, len, sap, sizeof(address)) == 0) diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 75c646743df3..ca89f24a1590 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -933,6 +933,8 @@ static void rpcrdma_req_reset(struct rpcrdma_req *req)

rpcrdma_regbuf_dma_unmap(req->rl_sendbuf); rpcrdma_regbuf_dma_unmap(req->rl_recvbuf); + + frwr_reset(req); }

/* ASSUMPTION: the rb_allreqs list is stable for the duration, diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc index 5ceb93010a97..aedcc3343719 100644 --- a/scripts/kconfig/qconf.cc +++ b/scripts/kconfig/qconf.cc @@ -1263,7 +1263,7 @@ void ConfigInfoView::clicked(const QUrl &url) }

free(result); - delete data; + delete[] data; }

QMenu* ConfigInfoView::createStandardContextMenu(const QPoint & pos) diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 0b9907c9cd84..77e2e6ede31d 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2467,7 +2467,6 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1462, 0x1276, "MSI-GL73", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x1293, "MSI-GP65", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x7350, "MSI-7350", ALC889_FIXUP_CD), - SND_PCI_QUIRK(0x1462, 0x9c37, "MSI X570-A PRO", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0xda57, "MSI Z270-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3), SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX), @@ -6005,6 +6004,40 @@ static void alc_fixup_disable_mic_vref(struct hda_codec *codec, snd_hda_codec_set_pin_target(codec, 0x19, PIN_VREFHIZ); }

+ +static void alc294_gx502_toggle_output(struct hda_codec *codec, + struct hda_jack_callback *cb) +{ + /* The Windows driver sets the codec up in a very different way where + * it appears to leave 0x10 = 0x8a20 set. For Linux we need to toggle it + */ + if (snd_hda_jack_detect_state(codec, 0x21) == HDA_JACK_PRESENT) + alc_write_coef_idx(codec, 0x10, 0x8a20); + else + alc_write_coef_idx(codec, 0x10, 0x0a20); +} + +static void alc294_fixup_gx502_hp(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + /* Pin 0x21: headphones/headset mic */ + if (!is_jack_detectable(codec, 0x21)) + return; + + switch (action) { + case HDA_FIXUP_ACT_PRE_PROBE: + snd_hda_jack_detect_enable_callback(codec, 0x21, + alc294_gx502_toggle_output); + break; + case HDA_FIXUP_ACT_INIT: + /* Make sure to start in a correct state, i.e. if + * headphones have been plugged in before powering up the system + */ + alc294_gx502_toggle_output(codec, NULL); + break; + } +} + static void alc285_fixup_hp_gpio_amp_init(struct hda_codec *codec, const struct hda_fixup *fix, int action) { @@ -6185,6 +6218,9 @@ enum { ALC285_FIXUP_THINKPAD_HEADSET_JACK, ALC294_FIXUP_ASUS_HPE, ALC294_FIXUP_ASUS_COEF_1B, + ALC294_FIXUP_ASUS_GX502_HP, + ALC294_FIXUP_ASUS_GX502_PINS, + ALC294_FIXUP_ASUS_GX502_VERBS, ALC285_FIXUP_HP_GPIO_LED, ALC285_FIXUP_HP_MUTE_LED, ALC236_FIXUP_HP_MUTE_LED, @@ -6203,6 +6239,7 @@ enum { ALC269_FIXUP_LEMOTE_A1802, ALC269_FIXUP_LEMOTE_A190X, ALC256_FIXUP_INTEL_NUC8_RUGGED, + ALC255_FIXUP_XIAOMI_HEADSET_MIC, };

static const struct hda_fixup alc269_fixups[] = { @@ -7350,6 +7387,33 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC294_FIXUP_ASUS_HEADSET_MIC }, + [ALC294_FIXUP_ASUS_GX502_PINS] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x03a11050 }, /* front HP mic */ + { 0x1a, 0x01a11830 }, /* rear external mic */ + { 0x21, 0x03211020 }, /* front HP out */ + { } + }, + .chained = true, + .chain_id = ALC294_FIXUP_ASUS_GX502_VERBS + }, + [ALC294_FIXUP_ASUS_GX502_VERBS] = { + .type = HDA_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + /* set 0x15 to HP-OUT ctrl */ + { 0x15, AC_VERB_SET_PIN_WIDGET_CONTROL, 0xc0 }, + /* unmute the 0x15 amp */ + { 0x15, AC_VERB_SET_AMP_GAIN_MUTE, 0xb000 }, + { } + }, + .chained = true, + .chain_id = ALC294_FIXUP_ASUS_GX502_HP + }, + [ALC294_FIXUP_ASUS_GX502_HP] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc294_fixup_gx502_hp, + }, [ALC294_FIXUP_ASUS_COEF_1B] = { .type = HDA_FIXUP_VERBS, .v.verbs = (const struct hda_verb[]) { @@ -7539,6 +7603,16 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MODE }, + [ALC255_FIXUP_XIAOMI_HEADSET_MIC] = { + .type = HDA_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + { 0x20, AC_VERB_SET_COEF_INDEX, 0x45 }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x5089 }, + { } + }, + .chained = true, + .chain_id = ALC289_FIXUP_ASUS_GA401 + }, };

static const struct snd_pci_quirk alc269_fixup_tbl[] = { @@ -7723,6 +7797,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1ccd, "ASUS X555UB", ALC256_FIXUP_ASUS_MIC), SND_PCI_QUIRK(0x1043, 0x1e11, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA502), SND_PCI_QUIRK(0x1043, 0x1f11, "ASUS Zephyrus G14", ALC289_FIXUP_ASUS_GA401), + SND_PCI_QUIRK(0x1043, 0x1881, "ASUS Zephyrus S/M", ALC294_FIXUP_ASUS_GX502_PINS), SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2), SND_PCI_QUIRK(0x1043, 0x831a, "ASUS P901", ALC269_FIXUP_STEREO_DMIC), SND_PCI_QUIRK(0x1043, 0x834a, "ASUS S101", ALC269_FIXUP_STEREO_DMIC), @@ -7835,6 +7910,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1b35, 0x1236, "CZC TMI", ALC269_FIXUP_CZC_TMI), SND_PCI_QUIRK(0x1b35, 0x1237, "CZC L101", ALC269_FIXUP_CZC_L101), SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */ + SND_PCI_QUIRK(0x1d72, 0x1602, "RedmiBook", ALC255_FIXUP_XIAOMI_HEADSET_MIC), SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE), SND_PCI_QUIRK(0x1c06, 0x2013, "Lemote A1802", ALC269_FIXUP_LEMOTE_A1802), @@ -8012,6 +8088,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = { {.id = ALC298_FIXUP_HUAWEI_MBX_STEREO, .name = "huawei-mbx-stereo"}, {.id = ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE, .name = "alc256-medion-headset"}, {.id = ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET, .name = "alc298-samsung-headphone"}, + {.id = ALC255_FIXUP_XIAOMI_HEADSET_MIC, .name = "alc255-xiaomi-headset"}, {} }; #define ALC225_STANDARD_PINS \ diff --git a/sound/soc/codecs/rt1308-sdw.c b/sound/soc/codecs/rt1308-sdw.c index b0ba0d2acbdd..56e952a904a3 100644 --- a/sound/soc/codecs/rt1308-sdw.c +++ b/sound/soc/codecs/rt1308-sdw.c @@ -684,8 +684,8 @@ static int rt1308_sdw_probe(struct sdw_slave *slave,

/* Regmap Initialization */ regmap = devm_regmap_init_sdw(slave, &rt1308_sdw_regmap); - if (!regmap) - return -EINVAL; + if (IS_ERR(regmap)) + return PTR_ERR(regmap);

rt1308_sdw_init(&slave->dev, regmap, slave);

diff --git a/sound/soc/codecs/rt700-sdw.c b/sound/soc/codecs/rt700-sdw.c index 4d14048d1197..1d24bf040718 100644 --- a/sound/soc/codecs/rt700-sdw.c +++ b/sound/soc/codecs/rt700-sdw.c @@ -452,8 +452,8 @@ static int rt700_sdw_probe(struct sdw_slave *slave,

/* Regmap Initialization */ sdw_regmap = devm_regmap_init_sdw(slave, &rt700_sdw_regmap); - if (!sdw_regmap) - return -EINVAL; + if (IS_ERR(sdw_regmap)) + return PTR_ERR(sdw_regmap);

regmap = devm_regmap_init(&slave->dev, NULL, &slave->dev, &rt700_regmap); diff --git a/sound/soc/codecs/rt711-sdw.c b/sound/soc/codecs/rt711-sdw.c index 45b928954b58..7efff130a638 100644 --- a/sound/soc/codecs/rt711-sdw.c +++ b/sound/soc/codecs/rt711-sdw.c @@ -452,8 +452,8 @@ static int rt711_sdw_probe(struct sdw_slave *slave,

/* Regmap Initialization */ sdw_regmap = devm_regmap_init_sdw(slave, &rt711_sdw_regmap); - if (!sdw_regmap) - return -EINVAL; + if (IS_ERR(sdw_regmap)) + return PTR_ERR(sdw_regmap);

regmap = devm_regmap_init(&slave->dev, NULL, &slave->dev, &rt711_regmap); diff --git a/sound/soc/codecs/rt715-sdw.c b/sound/soc/codecs/rt715-sdw.c index d11b23d6b240..68a36739f1b0 100644 --- a/sound/soc/codecs/rt715-sdw.c +++ b/sound/soc/codecs/rt715-sdw.c @@ -527,8 +527,8 @@ static int rt715_sdw_probe(struct sdw_slave *slave,

/* Regmap Initialization */ sdw_regmap = devm_regmap_init_sdw(slave, &rt715_sdw_regmap); - if (!sdw_regmap) - return -EINVAL; + if (IS_ERR(sdw_regmap)) + return PTR_ERR(sdw_regmap);

regmap = devm_regmap_init(&slave->dev, NULL, &slave->dev, &rt715_regmap); diff --git a/sound/soc/codecs/tlv320adcx140.c b/sound/soc/codecs/tlv320adcx140.c index 35fe8ee5bce9..03fb50175d87 100644 --- a/sound/soc/codecs/tlv320adcx140.c +++ b/sound/soc/codecs/tlv320adcx140.c @@ -930,6 +930,8 @@ static int adcx140_i2c_probe(struct i2c_client *i2c, if (!adcx140) return -ENOMEM;

+ adcx140->dev = &i2c->dev; + adcx140->gpio_reset = devm_gpiod_get_optional(adcx140->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(adcx140->gpio_reset)) @@ -957,7 +959,7 @@ static int adcx140_i2c_probe(struct i2c_client *i2c, ret); return ret; } - adcx140->dev = &i2c->dev; + i2c_set_clientdata(i2c, adcx140);

return devm_snd_soc_register_component(&i2c->dev, diff --git a/sound/soc/intel/boards/skl_hda_dsp_generic.c b/sound/soc/intel/boards/skl_hda_dsp_generic.c index ca4900036ead..bc50eda297ab 100644 --- a/sound/soc/intel/boards/skl_hda_dsp_generic.c +++ b/sound/soc/intel/boards/skl_hda_dsp_generic.c @@ -181,7 +181,7 @@ static void skl_set_hda_codec_autosuspend_delay(struct snd_soc_card *card) struct snd_soc_dai *dai;

for_each_card_rtds(card, rtd) { - if (!strstr(rtd->dai_link->codecs->name, "ehdaudio")) + if (!strstr(rtd->dai_link->codecs->name, "ehdaudio0D0")) continue; dai = asoc_rtd_to_codec(rtd, 0); hda_pvt = snd_soc_component_get_drvdata(dai->component); diff --git a/sound/soc/intel/haswell/sst-haswell-dsp.c b/sound/soc/intel/haswell/sst-haswell-dsp.c index de80e19454c1..88c3f63bded9 100644 --- a/sound/soc/intel/haswell/sst-haswell-dsp.c +++ b/sound/soc/intel/haswell/sst-haswell-dsp.c @@ -243,92 +243,45 @@ static irqreturn_t hsw_irq(int irq, void *context) return ret; }

-#define CSR_DEFAULT_VALUE 0x8480040E -#define ISC_DEFAULT_VALUE 0x0 -#define ISD_DEFAULT_VALUE 0x0 -#define IMC_DEFAULT_VALUE 0x7FFF0003 -#define IMD_DEFAULT_VALUE 0x7FFF0003 -#define IPCC_DEFAULT_VALUE 0x0 -#define IPCD_DEFAULT_VALUE 0x0 -#define CLKCTL_DEFAULT_VALUE 0x7FF -#define CSR2_DEFAULT_VALUE 0x0 -#define LTR_CTRL_DEFAULT_VALUE 0x0 -#define HMD_CTRL_DEFAULT_VALUE 0x0 - -static void hsw_set_shim_defaults(struct sst_dsp *sst) -{ - sst_dsp_shim_write_unlocked(sst, SST_CSR, CSR_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_ISRX, ISC_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_ISRD, ISD_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_IMRX, IMC_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_IMRD, IMD_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_IPCX, IPCC_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_IPCD, IPCD_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_CLKCTL, CLKCTL_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_CSR2, CSR2_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_LTRC, LTR_CTRL_DEFAULT_VALUE); - sst_dsp_shim_write_unlocked(sst, SST_HMDC, HMD_CTRL_DEFAULT_VALUE); -} - -/* all clock-gating minus DCLCGE and DTCGE */ -#define SST_VDRTCL2_CG_OTHER 0xB7D - static void hsw_set_dsp_D3(struct sst_dsp *sst) { + u32 val; u32 reg;

- /* disable clock core gating */ + /* Disable core clock gating (VDRTCTL2.DCLCGE = 0) */ reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg &= ~(SST_VDRTCL2_DCLCGE); + reg &= ~(SST_VDRTCL2_DCLCGE | SST_VDRTCL2_DTCGE); writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2);

- /* stall, reset and set 24MHz XOSC */ - sst_dsp_shim_update_bits_unlocked(sst, SST_CSR, - SST_CSR_24MHZ_LPCS | SST_CSR_STALL | SST_CSR_RST, - SST_CSR_24MHZ_LPCS | SST_CSR_STALL | SST_CSR_RST); - - /* DRAM power gating all */ - reg = readl(sst->addr.pci_cfg + SST_VDRTCTL0); - reg |= SST_VDRTCL0_ISRAMPGE_MASK | - SST_VDRTCL0_DSRAMPGE_MASK; - reg &= ~(SST_VDRTCL0_D3SRAMPGD); - reg |= SST_VDRTCL0_D3PGD; - writel(reg, sst->addr.pci_cfg + SST_VDRTCTL0); - udelay(50); + /* enable power gating and switch off DRAM & IRAM blocks */ + val = readl(sst->addr.pci_cfg + SST_VDRTCTL0); + val |= SST_VDRTCL0_DSRAMPGE_MASK | + SST_VDRTCL0_ISRAMPGE_MASK; + val &= ~(SST_VDRTCL0_D3PGD | SST_VDRTCL0_D3SRAMPGD); + writel(val, sst->addr.pci_cfg + SST_VDRTCTL0);

- /* PLL shutdown enable */ - reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg |= SST_VDRTCL2_APLLSE_MASK; - writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2); + /* switch off audio PLL */ + val = readl(sst->addr.pci_cfg + SST_VDRTCTL2); + val |= SST_VDRTCL2_APLLSE_MASK; + writel(val, sst->addr.pci_cfg + SST_VDRTCTL2);

- /* disable MCLK */ + /* disable MCLK(clkctl.smos = 0) */ sst_dsp_shim_update_bits_unlocked(sst, SST_CLKCTL, - SST_CLKCTL_MASK, 0); - - /* switch clock gating */ - reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg |= SST_VDRTCL2_CG_OTHER; - reg &= ~(SST_VDRTCL2_DTCGE); - writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2); - /* enable DTCGE separatelly */ - reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg |= SST_VDRTCL2_DTCGE; - writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2); + SST_CLKCTL_MASK, 0);

- /* set shim defaults */ - hsw_set_shim_defaults(sst); - - /* set D3 */ - reg = readl(sst->addr.pci_cfg + SST_PMCS); - reg |= SST_PMCS_PS_MASK; - writel(reg, sst->addr.pci_cfg + SST_PMCS); + /* Set D3 state, delay 50 us */ + val = readl(sst->addr.pci_cfg + SST_PMCS); + val |= SST_PMCS_PS_MASK; + writel(val, sst->addr.pci_cfg + SST_PMCS); udelay(50);

- /* enable clock core gating */ + /* Enable core clock gating (VDRTCTL2.DCLCGE = 1), delay 50 us */ reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg |= SST_VDRTCL2_DCLCGE; + reg |= SST_VDRTCL2_DCLCGE | SST_VDRTCL2_DTCGE; writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2); + udelay(50); + }

static void hsw_reset(struct sst_dsp *sst) @@ -346,62 +299,75 @@ static void hsw_reset(struct sst_dsp *sst) SST_CSR_RST | SST_CSR_STALL, SST_CSR_STALL); }

-/* recommended CSR state for power-up */ -#define SST_CSR_D0_MASK (0x18A09C0C | SST_CSR_DCS_MASK) - static int hsw_set_dsp_D0(struct sst_dsp *sst) { - u32 reg; + int tries = 10; + u32 reg, fw_dump_bit;

- /* disable clock core gating */ + /* Disable core clock gating (VDRTCTL2.DCLCGE = 0) */ reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg &= ~(SST_VDRTCL2_DCLCGE); + reg &= ~(SST_VDRTCL2_DCLCGE | SST_VDRTCL2_DTCGE); writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2);

- /* switch clock gating */ - reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg |= SST_VDRTCL2_CG_OTHER; - reg &= ~(SST_VDRTCL2_DTCGE); - writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2); + /* Disable D3PG (VDRTCTL0.D3PGD = 1) */ + reg = readl(sst->addr.pci_cfg + SST_VDRTCTL0); + reg |= SST_VDRTCL0_D3PGD; + writel(reg, sst->addr.pci_cfg + SST_VDRTCTL0);

- /* set D0 */ + /* Set D0 state */ reg = readl(sst->addr.pci_cfg + SST_PMCS); - reg &= ~(SST_PMCS_PS_MASK); + reg &= ~SST_PMCS_PS_MASK; writel(reg, sst->addr.pci_cfg + SST_PMCS);

- /* DRAM power gating none */ - reg = readl(sst->addr.pci_cfg + SST_VDRTCTL0); - reg &= ~(SST_VDRTCL0_ISRAMPGE_MASK | - SST_VDRTCL0_DSRAMPGE_MASK); - reg |= SST_VDRTCL0_D3SRAMPGD; - reg |= SST_VDRTCL0_D3PGD; - writel(reg, sst->addr.pci_cfg + SST_VDRTCTL0); - mdelay(10); + /* check that ADSP shim is enabled */ + while (tries--) { + reg = readl(sst->addr.pci_cfg + SST_PMCS) & SST_PMCS_PS_MASK; + if (reg == 0) + goto finish; + + msleep(1); + } + + return -ENODEV;

- /* set shim defaults */ - hsw_set_shim_defaults(sst); +finish: + /* select SSP1 19.2MHz base clock, SSP clock 0, turn off Low Power Clock */ + sst_dsp_shim_update_bits_unlocked(sst, SST_CSR, + SST_CSR_S1IOCS | SST_CSR_SBCS1 | SST_CSR_LPCS, 0x0); + + /* stall DSP core, set clk to 192/96Mhz */ + sst_dsp_shim_update_bits_unlocked(sst, + SST_CSR, SST_CSR_STALL | SST_CSR_DCS_MASK, + SST_CSR_STALL | SST_CSR_DCS(4));

- /* restore MCLK */ + /* Set 24MHz MCLK, prevent local clock gating, enable SSP0 clock */ sst_dsp_shim_update_bits_unlocked(sst, SST_CLKCTL, - SST_CLKCTL_MASK, SST_CLKCTL_MASK); + SST_CLKCTL_MASK | SST_CLKCTL_DCPLCG | SST_CLKCTL_SCOE0, + SST_CLKCTL_MASK | SST_CLKCTL_DCPLCG | SST_CLKCTL_SCOE0);

- /* PLL shutdown disable */ + /* Stall and reset core, set CSR */ + hsw_reset(sst); + + /* Enable core clock gating (VDRTCTL2.DCLCGE = 1), delay 50 us */ reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg &= ~(SST_VDRTCL2_APLLSE_MASK); + reg |= SST_VDRTCL2_DCLCGE | SST_VDRTCL2_DTCGE; writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2);

- sst_dsp_shim_update_bits_unlocked(sst, SST_CSR, - SST_CSR_D0_MASK, SST_CSR_SBCS0 | SST_CSR_SBCS1 | - SST_CSR_STALL | SST_CSR_DCS(4)); udelay(50);

- /* enable clock core gating */ + /* switch on audio PLL */ reg = readl(sst->addr.pci_cfg + SST_VDRTCTL2); - reg |= SST_VDRTCL2_DCLCGE; + reg &= ~SST_VDRTCL2_APLLSE_MASK; writel(reg, sst->addr.pci_cfg + SST_VDRTCTL2);

- /* clear reset */ - sst_dsp_shim_update_bits_unlocked(sst, SST_CSR, SST_CSR_RST, 0); + /* set default power gating control, enable power gating control for all blocks. that is, + can't be accessed, please enable each block before accessing. */ + reg = readl(sst->addr.pci_cfg + SST_VDRTCTL0); + reg |= SST_VDRTCL0_DSRAMPGE_MASK | SST_VDRTCL0_ISRAMPGE_MASK; + /* for D0, always enable the block(DSRAM[0]) used for FW dump */ + fw_dump_bit = 1 << SST_VDRTCL0_DSRAMPGE_SHIFT; + writel(reg & ~fw_dump_bit, sst->addr.pci_cfg + SST_VDRTCTL0); +

/* disable DMA finish function for SSP0 & SSP1 */ sst_dsp_shim_update_bits_unlocked(sst, SST_CSR2, SST_CSR2_SDFD_SSP1, @@ -418,6 +384,12 @@ static int hsw_set_dsp_D0(struct sst_dsp *sst) sst_dsp_shim_update_bits(sst, SST_IMRD, (SST_IMRD_DONE | SST_IMRD_BUSY | SST_IMRD_SSP0 | SST_IMRD_DMAC), 0x0);

+ /* clear IPC registers */ + sst_dsp_shim_write(sst, SST_IPCX, 0x0); + sst_dsp_shim_write(sst, SST_IPCD, 0x0); + sst_dsp_shim_write(sst, 0x80, 0x6); + sst_dsp_shim_write(sst, 0xe0, 0x300a); + return 0; }

@@ -443,6 +415,11 @@ static void hsw_sleep(struct sst_dsp *sst) { dev_dbg(sst->dev, "HSW_PM dsp runtime suspend\n");

+ /* put DSP into reset and stall */ + sst_dsp_shim_update_bits(sst, SST_CSR, + SST_CSR_24MHZ_LPCS | SST_CSR_RST | SST_CSR_STALL, + SST_CSR_RST | SST_CSR_STALL | SST_CSR_24MHZ_LPCS); + hsw_set_dsp_D3(sst); dev_dbg(sst->dev, "HSW_PM dsp runtime suspend exit\n"); } diff --git a/sound/soc/meson/axg-toddr.c b/sound/soc/meson/axg-toddr.c index e711abcf8c12..d6adf7edea41 100644 --- a/sound/soc/meson/axg-toddr.c +++ b/sound/soc/meson/axg-toddr.c @@ -18,6 +18,7 @@ #define CTRL0_TODDR_SEL_RESAMPLE BIT(30) #define CTRL0_TODDR_EXT_SIGNED BIT(29) #define CTRL0_TODDR_PP_MODE BIT(28) +#define CTRL0_TODDR_SYNC_CH BIT(27) #define CTRL0_TODDR_TYPE_MASK GENMASK(15, 13) #define CTRL0_TODDR_TYPE(x) ((x) << 13) #define CTRL0_TODDR_MSB_POS_MASK GENMASK(12, 8) @@ -189,10 +190,31 @@ static const struct axg_fifo_match_data axg_toddr_match_data = { .dai_drv = &axg_toddr_dai_drv };

+static int g12a_toddr_dai_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct axg_fifo *fifo = snd_soc_dai_get_drvdata(dai); + int ret; + + ret = axg_toddr_dai_startup(substream, dai); + if (ret) + return ret; + + /* + * Make sure the first channel ends up in the at beginning of the output + * As weird as it looks, without this the first channel may be misplaced + * in memory, with a random shift of 2 channels. + */ + regmap_update_bits(fifo->map, FIFO_CTRL0, CTRL0_TODDR_SYNC_CH, + CTRL0_TODDR_SYNC_CH); + + return 0; +} + static const struct snd_soc_dai_ops g12a_toddr_ops = { .prepare = g12a_toddr_dai_prepare, .hw_params = axg_toddr_dai_hw_params, - .startup = axg_toddr_dai_startup, + .startup = g12a_toddr_dai_startup, .shutdown = axg_toddr_dai_shutdown, };

diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c index 2ef090f4af9e..8abc1a95184b 100644 --- a/sound/soc/qcom/apq8016_sbc.c +++ b/sound/soc/qcom/apq8016_sbc.c @@ -234,6 +234,7 @@ static int apq8016_sbc_platform_probe(struct platform_device *pdev) return -ENOMEM;

card->dev = dev; + card->owner = THIS_MODULE; card->dapm_widgets = apq8016_sbc_dapm_widgets; card->num_dapm_widgets = ARRAY_SIZE(apq8016_sbc_dapm_widgets); data = apq8016_sbc_parse_of(card); diff --git a/sound/soc/qcom/apq8096.c b/sound/soc/qcom/apq8096.c index 287ad2aa27f3..d47bedc259c5 100644 --- a/sound/soc/qcom/apq8096.c +++ b/sound/soc/qcom/apq8096.c @@ -114,6 +114,7 @@ static int apq8096_platform_probe(struct platform_device *pdev) return -ENOMEM;

card->dev = dev; + card->owner = THIS_MODULE; dev_set_drvdata(dev, card); ret = qcom_snd_parse_of(card); if (ret) diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c index 8ada4ecba847..10322690c0ea 100644 --- a/sound/soc/qcom/common.c +++ b/sound/soc/qcom/common.c @@ -45,8 +45,10 @@ int qcom_snd_parse_of(struct snd_soc_card *card)

for_each_child_of_node(dev->of_node, np) { dlc = devm_kzalloc(dev, 2 * sizeof(*dlc), GFP_KERNEL); - if (!dlc) - return -ENOMEM; + if (!dlc) { + ret = -ENOMEM; + goto err; + }

link->cpus = &dlc[0]; link->platforms = &dlc[1]; diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index 68e9388ff46f..b5b8465caf56 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -557,6 +557,7 @@ static int sdm845_snd_platform_probe(struct platform_device *pdev) card->dapm_widgets = sdm845_snd_widgets; card->num_dapm_widgets = ARRAY_SIZE(sdm845_snd_widgets); card->dev = dev; + card->owner = THIS_MODULE; dev_set_drvdata(dev, card); ret = qcom_snd_parse_of(card); if (ret) diff --git a/sound/soc/qcom/storm.c b/sound/soc/qcom/storm.c index 3a6e18709b9e..4ba111c84137 100644 --- a/sound/soc/qcom/storm.c +++ b/sound/soc/qcom/storm.c @@ -96,6 +96,7 @@ static int storm_platform_probe(struct platform_device *pdev) return -ENOMEM;

card->dev = &pdev->dev; + card->owner = THIS_MODULE;

ret = snd_soc_of_parse_card_name(card, "qcom,model"); if (ret) { diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index f1d641cd48da..20ca1d38b4b8 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -834,6 +834,19 @@ struct snd_soc_dai *snd_soc_find_dai( } EXPORT_SYMBOL_GPL(snd_soc_find_dai);

+struct snd_soc_dai *snd_soc_find_dai_with_mutex( + const struct snd_soc_dai_link_component *dlc) +{ + struct snd_soc_dai *dai; + + mutex_lock(&client_mutex); + dai = snd_soc_find_dai(dlc); + mutex_unlock(&client_mutex); + + return dai; +} +EXPORT_SYMBOL_GPL(snd_soc_find_dai_with_mutex); + static int soc_dai_link_sanity_check(struct snd_soc_card *card, struct snd_soc_dai_link *link) { diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c index cecbbed2de9d..0e04ad7689cd 100644 --- a/sound/soc/soc-dai.c +++ b/sound/soc/soc-dai.c @@ -410,14 +410,14 @@ void snd_soc_dai_link_set_capabilities(struct snd_soc_dai_link *dai_link) supported_codec = false;

for_each_link_cpus(dai_link, i, cpu) { - dai = snd_soc_find_dai(cpu); + dai = snd_soc_find_dai_with_mutex(cpu); if (dai && snd_soc_dai_stream_valid(dai, direction)) { supported_cpu = true; break; } } for_each_link_codecs(dai_link, i, codec) { - dai = snd_soc_find_dai(codec); + dai = snd_soc_find_dai_with_mutex(codec); if (dai && snd_soc_dai_stream_valid(dai, direction)) { supported_codec = true; break; diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 74baf1fce053..918ed77726cc 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -811,7 +811,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) return 0;

config_err: - for_each_rtd_dais(rtd, i, dai) + for_each_rtd_dais_rollback(rtd, i, dai) snd_soc_dai_shutdown(dai, substream);

snd_soc_link_shutdown(substream); diff --git a/tools/perf/tests/bp_signal.c b/tools/perf/tests/bp_signal.c index da8ec1e8e064..cc9fbcedb364 100644 --- a/tools/perf/tests/bp_signal.c +++ b/tools/perf/tests/bp_signal.c @@ -45,10 +45,13 @@ volatile long the_var; #if defined (__x86_64__) extern void __test_function(volatile long *ptr); asm ( + ".pushsection .text;" ".globl __test_function\n" + ".type __test_function, @function;" "__test_function:\n" "incq (%rdi)\n" - "ret\n"); + "ret\n" + ".popsection\n"); #else static void __test_function(volatile long *ptr) { diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c index ab64b4a4e284..343d36965836 100644 --- a/tools/perf/tests/pmu-events.c +++ b/tools/perf/tests/pmu-events.c @@ -274,6 +274,7 @@ static int __test__pmu_event_aliases(char *pmu_name, int *count) int res = 0; bool use_uncore_table; struct pmu_events_map *map = __test_pmu_get_events_map(); + struct perf_pmu_alias *a, *tmp;

if (!map) return -1; @@ -347,6 +348,10 @@ static int __test__pmu_event_aliases(char *pmu_name, int *count) pmu_name, alias->name); }

+ list_for_each_entry_safe(a, tmp, &aliases, list) { + list_del(&a->list); + perf_pmu_free_alias(a); + } free(pmu); return res; } diff --git a/tools/perf/tests/pmu.c b/tools/perf/tests/pmu.c index 5c11fe2b3040..714e6830a758 100644 --- a/tools/perf/tests/pmu.c +++ b/tools/perf/tests/pmu.c @@ -173,6 +173,7 @@ int test__pmu(struct test *test __maybe_unused, int subtest __maybe_unused) ret = 0; } while (0);

+ perf_pmu__del_formats(&formats); test_format_dir_put(format); return ret; } diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index ab48be4cf258..b279888bb1aa 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -946,6 +946,10 @@ int perf_evlist__create_maps(struct evlist *evlist, struct target *target)

perf_evlist__set_maps(&evlist->core, cpus, threads);

+ /* as evlist now has references, put count here */ + perf_cpu_map__put(cpus); + perf_thread_map__put(threads); + return 0;

out_delete_threads: @@ -1273,11 +1277,12 @@ static int perf_evlist__create_syswide_maps(struct evlist *evlist) goto out_put;

perf_evlist__set_maps(&evlist->core, cpus, threads); -out: - return err; + + perf_thread_map__put(threads); out_put: perf_cpu_map__put(cpus); - goto out; +out: + return err; }

int evlist__open(struct evlist *evlist) diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c index 9e21aa767e41..344a75718afc 100644 --- a/tools/perf/util/metricgroup.c +++ b/tools/perf/util/metricgroup.c @@ -443,6 +443,9 @@ void metricgroup__print(bool metrics, bool metricgroups, char *filter, continue; strlist__add(me->metrics, s); } + + if (!raw) + free(s); } free(omg); } @@ -726,7 +729,7 @@ int metricgroup__parse_groups(const struct option *opt, ret = metricgroup__add_metric_list(str, metric_no_group, &extra_events, &group_list); if (ret) - return ret; + goto out; pr_debug("adding %s\n", extra_events.buf); bzero(&parse_error, sizeof(parse_error)); ret = parse_events(perf_evlist, extra_events.buf, &parse_error); @@ -734,11 +737,11 @@ int metricgroup__parse_groups(const struct option *opt, parse_events_print_error(&parse_error, extra_events.buf); goto out; } - strbuf_release(&extra_events); ret = metricgroup__setup_events(&group_list, metric_no_merge, perf_evlist, metric_events); out: metricgroup__free_egroups(&group_list); + strbuf_release(&extra_events); return ret; }

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 4476de0e678a..c1120d8196fa 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -410,7 +410,7 @@ static int add_event_tool(struct list_head *list, int *idx, return -ENOMEM; evsel->tool_event = tool_event; if (tool_event == PERF_TOOL_DURATION_TIME) - evsel->unit = strdup("ns"); + evsel->unit = "ns"; return 0; }

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 93fe72a9dc0b..483da97ac445 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -272,7 +272,7 @@ static void perf_pmu_update_alias(struct perf_pmu_alias *old, }

/* Delete an alias entry. */ -static void perf_pmu_free_alias(struct perf_pmu_alias *newalias) +void perf_pmu_free_alias(struct perf_pmu_alias *newalias) { zfree(&newalias->name); zfree(&newalias->desc); @@ -1352,6 +1352,17 @@ void perf_pmu__set_format(unsigned long *bits, long from, long to) set_bit(b, bits); }

+void perf_pmu__del_formats(struct list_head *formats) +{ + struct perf_pmu_format *fmt, *tmp; + + list_for_each_entry_safe(fmt, tmp, formats, list) { + list_del(&fmt->list); + free(fmt->name); + free(fmt); + } +} + static int sub_non_neg(int a, int b) { if (b > a) diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index f971d9aa4570..28778b47fb4b 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -92,6 +92,7 @@ int perf_pmu__new_format(struct list_head *list, char *name, int config, unsigned long *bits); void perf_pmu__set_format(unsigned long *bits, long from, long to); int perf_pmu__format_parse(char *dir, struct list_head *head); +void perf_pmu__del_formats(struct list_head *formats);

struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);

@@ -111,6 +112,7 @@ void pmu_add_cpu_aliases_map(struct list_head *head, struct perf_pmu *pmu,

struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu); bool pmu_uncore_alias_match(const char *pmu_name, const char *name); +void perf_pmu_free_alias(struct perf_pmu_alias *alias);

int perf_pmu__convert_scale(const char *scale, char **end, double *sval);

diff --git a/tools/perf/util/record.c b/tools/perf/util/record.c index a4cc11592f6b..ea9aa1d7cf50 100644 --- a/tools/perf/util/record.c +++ b/tools/perf/util/record.c @@ -2,6 +2,7 @@ #include "debug.h" #include "evlist.h" #include "evsel.h" +#include "evsel_config.h" #include "parse-events.h" #include <errno.h> #include <limits.h> @@ -33,11 +34,24 @@ static struct evsel *evsel__read_sampler(struct evsel *evsel, struct evlist *evl return leader; }

+static u64 evsel__config_term_mask(struct evsel *evsel) +{ + struct evsel_config_term *term; + struct list_head *config_terms = &evsel->config_terms; + u64 term_types = 0; + + list_for_each_entry(term, config_terms, list) { + term_types |= 1 << term->type; + } + return term_types; +} + static void evsel__config_leader_sampling(struct evsel *evsel, struct evlist *evlist) { struct perf_event_attr *attr = &evsel->core.attr; struct evsel *leader = evsel->leader; struct evsel *read_sampler; + u64 term_types, freq_mask;

if (!leader->sample_read) return; @@ -47,16 +61,20 @@ static void evsel__config_leader_sampling(struct evsel *evsel, struct evlist *ev if (evsel == read_sampler) return;

+ term_types = evsel__config_term_mask(evsel); /* - * Disable sampling for all group members other than the leader in - * case the leader 'leads' the sampling, except when the leader is an - * AUX area event, in which case the 2nd event in the group is the one - * that 'leads' the sampling. + * Disable sampling for all group members except those with explicit + * config terms or the leader. In the case of an AUX area event, the 2nd + * event in the group is the one that 'leads' the sampling. */ - attr->freq = 0; - attr->sample_freq = 0; - attr->sample_period = 0; - attr->write_backward = 0; + freq_mask = (1 << EVSEL__CONFIG_TERM_FREQ) | (1 << EVSEL__CONFIG_TERM_PERIOD); + if ((term_types & freq_mask) == 0) { + attr->freq = 0; + attr->sample_freq = 0; + attr->sample_period = 0; + } + if ((term_types & (1 << EVSEL__CONFIG_TERM_OVERWRITE)) == 0) + attr->write_backward = 0;

/* * We don't get a sample for slave events, we make them when delivering diff --git a/tools/testing/selftests/vm/map_hugetlb.c b/tools/testing/selftests/vm/map_hugetlb.c index 6af951900aa3..312889edb84a 100644 --- a/tools/testing/selftests/vm/map_hugetlb.c +++ b/tools/testing/selftests/vm/map_hugetlb.c @@ -83,7 +83,7 @@ int main(int argc, char **argv) }

if (shift) - printf("%u kB hugepages\n", 1 << shift); + printf("%u kB hugepages\n", 1 << (shift - 10)); else printf("Default size hugepages\n"); printf("Mapping %lu Mbytes\n", (unsigned long)length >> 20);