Re: Linux 6.4.7

diff --git a/Makefile b/Makefile index 23ddaa3f3034..b3dc3b5f14ca 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 6 PATCHLEVEL = 4 -SUBLEVEL = 6 +SUBLEVEL = 7 EXTRAVERSION = NAME = Hurr durr I'ma ninja sloth

diff --git a/arch/arm64/include/asm/exception.h b/arch/arm64/include/asm/exception.h index e73af709cb7a..88d8dfeed0db 100644 --- a/arch/arm64/include/asm/exception.h +++ b/arch/arm64/include/asm/exception.h @@ -8,16 +8,11 @@ #define __ASM_EXCEPTION_H

#include <asm/esr.h> -#include <asm/kprobes.h> #include <asm/ptrace.h>

#include <linux/interrupt.h>

-#ifdef CONFIG_FUNCTION_GRAPH_TRACER #define __exception_irq_entry __irq_entry -#else -#define __exception_irq_entry __kprobes -#endif

static inline unsigned long disr_to_esr(u64 disr) { diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 9787503ff43f..36d72d0300db 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -701,6 +701,8 @@ struct kvm_vcpu_arch { #define DBG_SS_ACTIVE_PENDING __vcpu_single_flag(sflags, BIT(5)) /* PMUSERENR for the guest EL0 is on physical CPU */ #define PMUSERENR_ON_CPU __vcpu_single_flag(sflags, BIT(6)) +/* WFI instruction trapped */ +#define IN_WFI __vcpu_single_flag(sflags, BIT(7))

/* Pointer to the vcpu's SVE FFR for sve_{save,load}_state() */ diff --git a/arch/arm64/include/asm/kvm_pgtable.h b/arch/arm64/include/asm/kvm_pgtable.h index 93bd0975b15f..f5e5730c2c1c 100644 --- a/arch/arm64/include/asm/kvm_pgtable.h +++ b/arch/arm64/include/asm/kvm_pgtable.h @@ -556,22 +556,26 @@ int kvm_pgtable_stage2_wrprotect(struct kvm_pgtable *pgt, u64 addr, u64 size); kvm_pte_t kvm_pgtable_stage2_mkyoung(struct kvm_pgtable *pgt, u64 addr);

/** - * kvm_pgtable_stage2_mkold() - Clear the access flag in a page-table entry. + * kvm_pgtable_stage2_test_clear_young() - Test and optionally clear the access + * flag in a page-table entry. * @pgt: Page-table structure initialised by kvm_pgtable_stage2_init*(). * @addr: Intermediate physical address to identify the page-table entry. + * @size: Size of the address range to visit. + * @mkold: True if the access flag should be cleared. * * The offset of @addr within a page is ignored. * - * If there is a valid, leaf page-table entry used to translate @addr, then - * clear the access flag in that entry. + * Tests and conditionally clears the access flag for every valid, leaf + * page-table entry used to translate the range [@addr, @addr + @size). * * Note that it is the caller's responsibility to invalidate the TLB after * calling this function to ensure that the updated permissions are visible * to the CPUs. * - * Return: The old page-table entry prior to clearing the flag, 0 on failure. + * Return: True if any of the visited PTEs had the access flag set. */ -kvm_pte_t kvm_pgtable_stage2_mkold(struct kvm_pgtable *pgt, u64 addr); +bool kvm_pgtable_stage2_test_clear_young(struct kvm_pgtable *pgt, u64 addr, + u64 size, bool mkold);

/** * kvm_pgtable_stage2_relax_perms() - Relax the permissions enforced by a @@ -593,18 +597,6 @@ kvm_pte_t kvm_pgtable_stage2_mkold(struct kvm_pgtable *pgt, u64 addr); int kvm_pgtable_stage2_relax_perms(struct kvm_pgtable *pgt, u64 addr, enum kvm_pgtable_prot prot);

-/** - * kvm_pgtable_stage2_is_young() - Test whether a page-table entry has the - * access flag set. - * @pgt: Page-table structure initialised by kvm_pgtable_stage2_init*(). - * @addr: Intermediate physical address to identify the page-table entry. - * - * The offset of @addr within a page is ignored. - * - * Return: True if the page-table entry has the access flag set, false otherwise. - */ -bool kvm_pgtable_stage2_is_young(struct kvm_pgtable *pgt, u64 addr); - /** * kvm_pgtable_stage2_flush_range() - Clean and invalidate data cache to Point * of Coherency for guest stage-2 address diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index 2fbafa5cc7ac..9d7d10d60bfd 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -847,6 +847,8 @@ void sve_sync_from_fpsimd_zeropad(struct task_struct *task) int vec_set_vector_length(struct task_struct *task, enum vec_type type, unsigned long vl, unsigned long flags) { + bool free_sme = false; + if (flags & ~(unsigned long)(PR_SVE_VL_INHERIT | PR_SVE_SET_VL_ONEXEC)) return -EINVAL; @@ -897,21 +899,36 @@ int vec_set_vector_length(struct task_struct *task, enum vec_type type, task->thread.fp_type = FP_STATE_FPSIMD; }

- if (system_supports_sme() && type == ARM64_VEC_SME) { - task->thread.svcr &= ~(SVCR_SM_MASK | - SVCR_ZA_MASK); - clear_thread_flag(TIF_SME); + if (system_supports_sme()) { + if (type == ARM64_VEC_SME || + !(task->thread.svcr & (SVCR_SM_MASK | SVCR_ZA_MASK))) { + /* + * We are changing the SME VL or weren't using + * SME anyway, discard the state and force a + * reallocation. + */ + task->thread.svcr &= ~(SVCR_SM_MASK | + SVCR_ZA_MASK); + clear_thread_flag(TIF_SME); + free_sme = true; + } }

if (task == current) put_cpu_fpsimd_context();

/* - * Force reallocation of task SVE and SME state to the correct - * size on next use: + * Free the changed states if they are not in use, SME will be + * reallocated to the correct size on next use and we just + * allocate SVE now in case it is needed for use in streaming + * mode. */ - sve_free(task); - if (system_supports_sme() && type == ARM64_VEC_SME) + if (system_supports_sve()) { + sve_free(task); + sve_alloc(task, true); + } + + if (free_sme) sme_free(task);

task_set_vl(task, type, vl); diff --git a/arch/arm64/kvm/arch_timer.c b/arch/arm64/kvm/arch_timer.c index 05b022be885b..644a687100aa 100644 --- a/arch/arm64/kvm/arch_timer.c +++ b/arch/arm64/kvm/arch_timer.c @@ -827,8 +827,8 @@ static void timer_set_traps(struct kvm_vcpu *vcpu, struct timer_map *map) assign_clear_set_bit(tpt, CNTHCTL_EL1PCEN << 10, set, clr); assign_clear_set_bit(tpc, CNTHCTL_EL1PCTEN << 10, set, clr);

- /* This only happens on VHE, so use the CNTKCTL_EL1 accessor */ - sysreg_clear_set(cntkctl_el1, clr, set); + /* This only happens on VHE, so use the CNTHCTL_EL2 accessor. */ + sysreg_clear_set(cnthctl_el2, clr, set); }

void kvm_timer_vcpu_load(struct kvm_vcpu *vcpu) @@ -1559,7 +1559,7 @@ int kvm_timer_enable(struct kvm_vcpu *vcpu) void kvm_timer_init_vhe(void) { if (cpus_have_final_cap(ARM64_HAS_ECV_CNTPOFF)) - sysreg_clear_set(cntkctl_el1, 0, CNTHCTL_ECV); + sysreg_clear_set(cnthctl_el2, 0, CNTHCTL_ECV); }

int kvm_arm_timer_set_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr) diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 14391826241c..7d8c3dd8b7ca 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -704,13 +704,15 @@ void kvm_vcpu_wfi(struct kvm_vcpu *vcpu) */ preempt_disable(); kvm_vgic_vmcr_sync(vcpu); - vgic_v4_put(vcpu, true); + vcpu_set_flag(vcpu, IN_WFI); + vgic_v4_put(vcpu); preempt_enable();

kvm_vcpu_halt(vcpu); vcpu_clear_flag(vcpu, IN_WFIT);

preempt_disable(); + vcpu_clear_flag(vcpu, IN_WFI); vgic_v4_load(vcpu); preempt_enable(); } @@ -778,7 +780,7 @@ static int check_vcpu_requests(struct kvm_vcpu *vcpu) if (kvm_check_request(KVM_REQ_RELOAD_GICv4, vcpu)) { /* The distributor enable bits were changed */ preempt_disable(); - vgic_v4_put(vcpu, false); + vgic_v4_put(vcpu); vgic_v4_load(vcpu); preempt_enable(); } @@ -1793,8 +1795,17 @@ static void _kvm_arch_hardware_enable(void *discard)

int kvm_arch_hardware_enable(void) { - int was_enabled = __this_cpu_read(kvm_arm_hardware_enabled); + int was_enabled;

+ /* + * Most calls to this function are made with migration + * disabled, but not with preemption disabled. The former is + * enough to ensure correctness, but most of the helpers + * expect the later and will throw a tantrum otherwise. + */ + preempt_disable(); + + was_enabled = __this_cpu_read(kvm_arm_hardware_enabled); _kvm_arch_hardware_enable(NULL);

if (!was_enabled) { @@ -1802,6 +1813,8 @@ int kvm_arch_hardware_enable(void) kvm_timer_cpu_up(); }

+ preempt_enable(); + return 0; }

diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c index 37bd64e912ca..14fd3c581a3b 100644 --- a/arch/arm64/kvm/hyp/pgtable.c +++ b/arch/arm64/kvm/hyp/pgtable.c @@ -1173,25 +1173,54 @@ kvm_pte_t kvm_pgtable_stage2_mkyoung(struct kvm_pgtable *pgt, u64 addr) return pte; }

-kvm_pte_t kvm_pgtable_stage2_mkold(struct kvm_pgtable *pgt, u64 addr) +struct stage2_age_data { + bool mkold; + bool young; +}; + +static int stage2_age_walker(const struct kvm_pgtable_visit_ctx *ctx, + enum kvm_pgtable_walk_flags visit) { - kvm_pte_t pte = 0; - stage2_update_leaf_attrs(pgt, addr, 1, 0, KVM_PTE_LEAF_ATTR_LO_S2_AF, - &pte, NULL, 0); + kvm_pte_t new = ctx->old & ~KVM_PTE_LEAF_ATTR_LO_S2_AF; + struct stage2_age_data *data = ctx->arg; + + if (!kvm_pte_valid(ctx->old) || new == ctx->old) + return 0; + + data->young = true; + + /* + * stage2_age_walker() is always called while holding the MMU lock for + * write, so this will always succeed. Nonetheless, this deliberately + * follows the race detection pattern of the other stage-2 walkers in + * case the locking mechanics of the MMU notifiers is ever changed. + */ + if (data->mkold && !stage2_try_set_pte(ctx, new)) + return -EAGAIN; + /* * "But where's the TLBI?!", you scream. * "Over in the core code", I sigh. * * See the '->clear_flush_young()' callback on the KVM mmu notifier. */ - return pte; + return 0; }

-bool kvm_pgtable_stage2_is_young(struct kvm_pgtable *pgt, u64 addr) +bool kvm_pgtable_stage2_test_clear_young(struct kvm_pgtable *pgt, u64 addr, + u64 size, bool mkold) { - kvm_pte_t pte = 0; - stage2_update_leaf_attrs(pgt, addr, 1, 0, 0, &pte, NULL, 0); - return pte & KVM_PTE_LEAF_ATTR_LO_S2_AF; + struct stage2_age_data data = { + .mkold = mkold, + }; + struct kvm_pgtable_walker walker = { + .cb = stage2_age_walker, + .arg = &data, + .flags = KVM_PGTABLE_WALK_LEAF, + }; + + WARN_ON(kvm_pgtable_walk(pgt, addr, size, &walker)); + return data.young; }

int kvm_pgtable_stage2_relax_perms(struct kvm_pgtable *pgt, u64 addr, diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c index 3b9d4d24c361..8a7e9381710e 100644 --- a/arch/arm64/kvm/mmu.c +++ b/arch/arm64/kvm/mmu.c @@ -1639,27 +1639,25 @@ bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range) bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) { u64 size = (range->end - range->start) << PAGE_SHIFT; - kvm_pte_t kpte; - pte_t pte;

if (!kvm->arch.mmu.pgt) return false;

- WARN_ON(size != PAGE_SIZE && size != PMD_SIZE && size != PUD_SIZE); - - kpte = kvm_pgtable_stage2_mkold(kvm->arch.mmu.pgt, - range->start << PAGE_SHIFT); - pte = __pte(kpte); - return pte_valid(pte) && pte_young(pte); + return kvm_pgtable_stage2_test_clear_young(kvm->arch.mmu.pgt, + range->start << PAGE_SHIFT, + size, true); }

bool kvm_test_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) { + u64 size = (range->end - range->start) << PAGE_SHIFT; + if (!kvm->arch.mmu.pgt) return false;

- return kvm_pgtable_stage2_is_young(kvm->arch.mmu.pgt, - range->start << PAGE_SHIFT); + return kvm_pgtable_stage2_test_clear_young(kvm->arch.mmu.pgt, + range->start << PAGE_SHIFT, + size, false); }

phys_addr_t kvm_mmu_get_httbr(void) diff --git a/arch/arm64/kvm/vgic/vgic-v3.c b/arch/arm64/kvm/vgic/vgic-v3.c index c3b8e132d599..3dfc8b84e03e 100644 --- a/arch/arm64/kvm/vgic/vgic-v3.c +++ b/arch/arm64/kvm/vgic/vgic-v3.c @@ -749,7 +749,7 @@ void vgic_v3_put(struct kvm_vcpu *vcpu) { struct vgic_v3_cpu_if *cpu_if = &vcpu->arch.vgic_cpu.vgic_v3;

- WARN_ON(vgic_v4_put(vcpu, false)); + WARN_ON(vgic_v4_put(vcpu));

vgic_v3_vmcr_sync(vcpu);

diff --git a/arch/arm64/kvm/vgic/vgic-v4.c b/arch/arm64/kvm/vgic/vgic-v4.c index c1c28fe680ba..339a55194b2c 100644 --- a/arch/arm64/kvm/vgic/vgic-v4.c +++ b/arch/arm64/kvm/vgic/vgic-v4.c @@ -336,14 +336,14 @@ void vgic_v4_teardown(struct kvm *kvm) its_vm->vpes = NULL; }

-int vgic_v4_put(struct kvm_vcpu *vcpu, bool need_db) +int vgic_v4_put(struct kvm_vcpu *vcpu) { struct its_vpe *vpe = &vcpu->arch.vgic_cpu.vgic_v3.its_vpe;

if (!vgic_supports_direct_msis(vcpu->kvm) || !vpe->resident) return 0;

- return its_make_vpe_non_resident(vpe, need_db); + return its_make_vpe_non_resident(vpe, !!vcpu_get_flag(vcpu, IN_WFI)); }

int vgic_v4_load(struct kvm_vcpu *vcpu) @@ -354,6 +354,9 @@ int vgic_v4_load(struct kvm_vcpu *vcpu) if (!vgic_supports_direct_msis(vcpu->kvm) || vpe->resident) return 0;

+ if (vcpu_get_flag(vcpu, IN_WFI)) + return 0; + /* * Before making the VPE resident, make sure the redistributor * corresponding to our current CPU expects us here. See the diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index af6bc8403ee4..72b3c21820b9 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -451,7 +451,7 @@ static phys_addr_t pgd_pgtable_alloc(int shift) void __init create_mapping_noalloc(phys_addr_t phys, unsigned long virt, phys_addr_t size, pgprot_t prot) { - if ((virt >= PAGE_END) && (virt < VMALLOC_START)) { + if (virt < PAGE_OFFSET) { pr_warn("BUG: not creating mapping for %pa at 0x%016lx - outside kernel range\n", &phys, virt); return; @@ -478,7 +478,7 @@ void __init create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys, static void update_mapping_prot(phys_addr_t phys, unsigned long virt, phys_addr_t size, pgprot_t prot) { - if ((virt >= PAGE_END) && (virt < VMALLOC_START)) { + if (virt < PAGE_OFFSET) { pr_warn("BUG: not updating mapping for %pa at 0x%016lx - outside kernel range\n", &phys, virt); return; diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index b26da8efa616..0ce5f13eabb1 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -322,7 +322,13 @@ static int build_prologue(struct jit_ctx *ctx, bool ebpf_from_cbpf) * */

- emit_bti(A64_BTI_C, ctx); + /* bpf function may be invoked by 3 instruction types: + * 1. bl, attached via freplace to bpf prog via short jump + * 2. br, attached via freplace to bpf prog via long jump + * 3. blr, working as a function pointer, used by emit_call. + * So BTI_JC should used here to support both br and blr. + */ + emit_bti(A64_BTI_JC, ctx);

emit(A64_MOV(1, A64_R(9), A64_LR), ctx); emit(A64_NOP, ctx); diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index c9a0d1fa3209..930c8cc0812f 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -1890,7 +1890,7 @@ Field 0 SM EndSysreg

SysregFields HFGxTR_EL2 -Field 63 nAMIAIR2_EL1 +Field 63 nAMAIR2_EL1 Field 62 nMAIR2_EL1 Field 61 nS2POR_EL1 Field 60 nPOR_EL1 @@ -1905,9 +1905,9 @@ Field 52 nGCS_EL0 Res0 51 Field 50 nACCDATA_EL1 Field 49 ERXADDR_EL1 -Field 48 EXRPFGCDN_EL1 -Field 47 EXPFGCTL_EL1 -Field 46 EXPFGF_EL1 +Field 48 ERXPFGCDN_EL1 +Field 47 ERXPFGCTL_EL1 +Field 46 ERXPFGF_EL1 Field 45 ERXMISCn_EL1 Field 44 ERXSTATUS_EL1 Field 43 ERXCTLR_EL1 @@ -1922,8 +1922,8 @@ Field 35 TPIDR_EL0 Field 34 TPIDRRO_EL0 Field 33 TPIDR_EL1 Field 32 TCR_EL1 -Field 31 SCTXNUM_EL0 -Field 30 SCTXNUM_EL1 +Field 31 SCXTNUM_EL0 +Field 30 SCXTNUM_EL1 Field 29 SCTLR_EL1 Field 28 REVIDR_EL1 Field 27 PAR_EL1 diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c index 6e948d015332..eb561cc93632 100644 --- a/arch/ia64/kernel/sys_ia64.c +++ b/arch/ia64/kernel/sys_ia64.c @@ -63,7 +63,7 @@ arch_get_unmapped_area (struct file *filp, unsigned long addr, unsigned long len info.low_limit = addr; info.high_limit = TASK_SIZE; info.align_mask = align_mask; - info.align_offset = 0; + info.align_offset = pgoff << PAGE_SHIFT; return vm_unmapped_area(&info); }

diff --git a/arch/mips/include/asm/dec/prom.h b/arch/mips/include/asm/dec/prom.h index 1e1247add1cf..908e96e3a311 100644 --- a/arch/mips/include/asm/dec/prom.h +++ b/arch/mips/include/asm/dec/prom.h @@ -70,7 +70,7 @@ static inline bool prom_is_rex(u32 magic) */ typedef struct { int pagesize; - unsigned char bitmap[0]; + unsigned char bitmap[]; } memmap;

diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c index 39acccabf2ed..465b7cb9d44f 100644 --- a/arch/parisc/kernel/sys_parisc.c +++ b/arch/parisc/kernel/sys_parisc.c @@ -26,12 +26,17 @@ #include <linux/compat.h>

/* - * Construct an artificial page offset for the mapping based on the physical + * Construct an artificial page offset for the mapping based on the virtual * address of the kernel file mapping variable. + * If filp is zero the calculated pgoff value aliases the memory of the given + * address. This is useful for io_uring where the mapping shall alias a kernel + * address and a userspace adress where both the kernel and the userspace + * access the same memory region. */ -#define GET_FILP_PGOFF(filp) \ - (filp ? (((unsigned long) filp->f_mapping) >> 8) \ - & ((SHM_COLOUR-1) >> PAGE_SHIFT) : 0UL) +#define GET_FILP_PGOFF(filp, addr) \ + ((filp ? (((unsigned long) filp->f_mapping) >> 8) \ + & ((SHM_COLOUR-1) >> PAGE_SHIFT) : 0UL) \ + + (addr >> PAGE_SHIFT))

static unsigned long shared_align_offset(unsigned long filp_pgoff, unsigned long pgoff) @@ -111,7 +116,7 @@ static unsigned long arch_get_unmapped_area_common(struct file *filp, do_color_align = 0; if (filp || (flags & MAP_SHARED)) do_color_align = 1; - filp_pgoff = GET_FILP_PGOFF(filp); + filp_pgoff = GET_FILP_PGOFF(filp, addr);

if (flags & MAP_FIXED) { /* Even MAP_FIXED mappings must reside within TASK_SIZE */ diff --git a/block/blk-mq.c b/block/blk-mq.c index b9f454613989..73ed8ccb09ce 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -4617,9 +4617,6 @@ static bool blk_mq_elv_switch_none(struct list_head *head, { struct blk_mq_qe_pair *qe;

- if (!q->elevator) - return true; - qe = kmalloc(sizeof(*qe), GFP_NOIO | __GFP_NOWARN | __GFP_NORETRY); if (!qe) return false; @@ -4627,6 +4624,12 @@ static bool blk_mq_elv_switch_none(struct list_head *head, /* q->elevator needs protection from ->sysfs_lock */ mutex_lock(&q->sysfs_lock);

+ /* the check has to be done with holding sysfs_lock */ + if (!q->elevator) { + kfree(qe); + goto unlock; + } + INIT_LIST_HEAD(&qe->node); qe->q = q; qe->type = q->elevator->type; @@ -4634,6 +4637,7 @@ static bool blk_mq_elv_switch_none(struct list_head *head, __elevator_get(qe->type); list_add(&qe->node, head); elevator_disable(q); +unlock: mutex_unlock(&q->sysfs_lock);

return true; diff --git a/drivers/accel/qaic/qaic_control.c b/drivers/accel/qaic/qaic_control.c index 5c57f7b4494e..cfbc92da426f 100644 --- a/drivers/accel/qaic/qaic_control.c +++ b/drivers/accel/qaic/qaic_control.c @@ -14,6 +14,7 @@ #include <linux/mm.h> #include <linux/moduleparam.h> #include <linux/mutex.h> +#include <linux/overflow.h> #include <linux/pci.h> #include <linux/scatterlist.h> #include <linux/types.h> @@ -366,7 +367,7 @@ static int encode_passthrough(struct qaic_device *qdev, void *trans, struct wrap if (in_trans->hdr.len % 8 != 0) return -EINVAL;

- if (msg_hdr_len + in_trans->hdr.len > QAIC_MANAGE_EXT_MSG_LENGTH) + if (size_add(msg_hdr_len, in_trans->hdr.len) > QAIC_MANAGE_EXT_MSG_LENGTH) return -ENOSPC;

trans_wrapper = add_wrapper(wrappers, @@ -418,9 +419,12 @@ static int find_and_map_user_pages(struct qaic_device *qdev, }

ret = get_user_pages_fast(xfer_start_addr, nr_pages, 0, page_list); - if (ret < 0 || ret != nr_pages) { - ret = -EFAULT; + if (ret < 0) goto free_page_list; + if (ret != nr_pages) { + nr_pages = ret; + ret = -EFAULT; + goto put_pages; }

sgt = kmalloc(sizeof(*sgt), GFP_KERNEL); @@ -557,11 +561,8 @@ static int encode_dma(struct qaic_device *qdev, void *trans, struct wrapper_list msg = &wrapper->msg; msg_hdr_len = le32_to_cpu(msg->hdr.len);

- if (msg_hdr_len > (UINT_MAX - QAIC_MANAGE_EXT_MSG_LENGTH)) - return -EINVAL; - /* There should be enough space to hold at least one ASP entry. */ - if (msg_hdr_len + sizeof(*out_trans) + sizeof(struct wire_addr_size_pair) > + if (size_add(msg_hdr_len, sizeof(*out_trans) + sizeof(struct wire_addr_size_pair)) > QAIC_MANAGE_EXT_MSG_LENGTH) return -ENOMEM;

@@ -634,7 +635,7 @@ static int encode_activate(struct qaic_device *qdev, void *trans, struct wrapper msg = &wrapper->msg; msg_hdr_len = le32_to_cpu(msg->hdr.len);

- if (msg_hdr_len + sizeof(*out_trans) > QAIC_MANAGE_MAX_MSG_LENGTH) + if (size_add(msg_hdr_len, sizeof(*out_trans)) > QAIC_MANAGE_MAX_MSG_LENGTH) return -ENOSPC;

if (!in_trans->queue_size) @@ -718,7 +719,7 @@ static int encode_status(struct qaic_device *qdev, void *trans, struct wrapper_l msg = &wrapper->msg; msg_hdr_len = le32_to_cpu(msg->hdr.len);

- if (msg_hdr_len + in_trans->hdr.len > QAIC_MANAGE_MAX_MSG_LENGTH) + if (size_add(msg_hdr_len, in_trans->hdr.len) > QAIC_MANAGE_MAX_MSG_LENGTH) return -ENOSPC;

trans_wrapper = add_wrapper(wrappers, sizeof(*trans_wrapper)); @@ -748,7 +749,8 @@ static int encode_message(struct qaic_device *qdev, struct manage_msg *user_msg, int ret; int i;

- if (!user_msg->count) { + if (!user_msg->count || + user_msg->len < sizeof(*trans_hdr)) { ret = -EINVAL; goto out; } @@ -765,12 +767,13 @@ static int encode_message(struct qaic_device *qdev, struct manage_msg *user_msg, }

for (i = 0; i < user_msg->count; ++i) { - if (user_len >= user_msg->len) { + if (user_len > user_msg->len - sizeof(*trans_hdr)) { ret = -EINVAL; break; } trans_hdr = (struct qaic_manage_trans_hdr *)(user_msg->data + user_len); - if (user_len + trans_hdr->len > user_msg->len) { + if (trans_hdr->len < sizeof(trans_hdr) || + size_add(user_len, trans_hdr->len) > user_msg->len) { ret = -EINVAL; break; } @@ -953,15 +956,23 @@ static int decode_message(struct qaic_device *qdev, struct manage_msg *user_msg, int ret; int i;

- if (msg_hdr_len > QAIC_MANAGE_MAX_MSG_LENGTH) + if (msg_hdr_len < sizeof(*trans_hdr) || + msg_hdr_len > QAIC_MANAGE_MAX_MSG_LENGTH) return -EINVAL;

user_msg->len = 0; user_msg->count = le32_to_cpu(msg->hdr.count);

for (i = 0; i < user_msg->count; ++i) { + u32 hdr_len; + + if (msg_len > msg_hdr_len - sizeof(*trans_hdr)) + return -EINVAL; + trans_hdr = (struct wire_trans_hdr *)(msg->data + msg_len); - if (msg_len + le32_to_cpu(trans_hdr->len) > msg_hdr_len) + hdr_len = le32_to_cpu(trans_hdr->len); + if (hdr_len < sizeof(*trans_hdr) || + size_add(msg_len, hdr_len) > msg_hdr_len) return -EINVAL;

switch (le32_to_cpu(trans_hdr->type)) { diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 475e1eddfa3b..ef77c14c72a9 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -77,6 +77,15 @@ static const struct dmi_system_id dmi_lid_quirks[] = { }, .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_DISABLED, }, + { + /* Nextbook Ares 8A tablet, _LID device always reports lid closed */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), + DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"), + DMI_MATCH(DMI_BIOS_VERSION, "M882"), + }, + .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_DISABLED, + }, { /* * Lenovo Yoga 9 14ITL5, initial notification of the LID device diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index 0800a9d77558..1dd8d5aebf67 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -470,52 +470,6 @@ static const struct dmi_system_id asus_laptop[] = { { } };

-static const struct dmi_system_id lenovo_laptop[] = { - { - .ident = "LENOVO IdeaPad Flex 5 14ALC7", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_NAME, "82R9"), - }, - }, - { - .ident = "LENOVO IdeaPad Flex 5 16ALC7", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_NAME, "82RA"), - }, - }, - { } -}; - -static const struct dmi_system_id tongfang_gm_rg[] = { - { - .ident = "TongFang GMxRGxx/XMG CORE 15 (M22)/TUXEDO Stellaris 15 Gen4 AMD", - .matches = { - DMI_MATCH(DMI_BOARD_NAME, "GMxRGxx"), - }, - }, - { } -}; - -static const struct dmi_system_id maingear_laptop[] = { - { - .ident = "MAINGEAR Vector Pro 2 15", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Micro Electronics Inc"), - DMI_MATCH(DMI_PRODUCT_NAME, "MG-VCP2-15A3070T"), - } - }, - { - .ident = "MAINGEAR Vector Pro 2 17", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Micro Electronics Inc"), - DMI_MATCH(DMI_PRODUCT_NAME, "MG-VCP2-17A3070T"), - }, - }, - { } -}; - static const struct dmi_system_id lg_laptop[] = { { .ident = "LG Electronics 17U70P", @@ -539,10 +493,6 @@ struct irq_override_cmp { static const struct irq_override_cmp override_table[] = { { medion_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, false }, { asus_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, false }, - { lenovo_laptop, 6, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, true }, - { lenovo_laptop, 10, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, true }, - { tongfang_gm_rg, 1, ACPI_EDGE_SENSITIVE, ACPI_ACTIVE_LOW, 1, true }, - { maingear_laptop, 1, ACPI_EDGE_SENSITIVE, ACPI_ACTIVE_LOW, 1, true }, { lg_laptop, 1, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW, 0, false }, };

@@ -562,16 +512,6 @@ static bool acpi_dev_irq_override(u32 gsi, u8 triggering, u8 polarity, return entry->override; }

-#ifdef CONFIG_X86 - /* - * IRQ override isn't needed on modern AMD Zen systems and - * this override breaks active low IRQs on AMD Ryzen 6000 and - * newer systems. Skip it. - */ - if (boot_cpu_has(X86_FEATURE_ZEN)) - return false; -#endif - return true; }

diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index bcc25d457581..e7d04ab864a1 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -470,6 +470,22 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "82BK"), }, }, + { + .callback = video_detect_force_native, + /* Lenovo ThinkPad X131e (3371 AMD version) */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "3371"), + }, + }, + { + .callback = video_detect_force_native, + /* Apple iMac11,3 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "iMac11,3"), + }, + }, { /* https://bugzilla.redhat.com/show_bug.cgi?id=1217249 */ .callback = video_detect_force_native, @@ -512,6 +528,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7510"), }, }, + { + .callback = video_detect_force_native, + /* Dell Studio 1569 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Studio 1569"), + }, + }, { .callback = video_detect_force_native, /* Acer Aspire 3830TG */ diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index 9c2d6f35f88a..c2b925f8cd4e 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -259,10 +259,11 @@ bool force_storage_d3(void) * drivers/platform/x86/x86-android-tablets.c kernel module. */ #define ACPI_QUIRK_SKIP_I2C_CLIENTS BIT(0) -#define ACPI_QUIRK_UART1_TTY_UART2_SKIP BIT(1) -#define ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY BIT(2) -#define ACPI_QUIRK_USE_ACPI_AC_AND_BATTERY BIT(3) -#define ACPI_QUIRK_SKIP_GPIO_EVENT_HANDLERS BIT(4) +#define ACPI_QUIRK_UART1_SKIP BIT(1) +#define ACPI_QUIRK_UART1_TTY_UART2_SKIP BIT(2) +#define ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY BIT(3) +#define ACPI_QUIRK_USE_ACPI_AC_AND_BATTERY BIT(4) +#define ACPI_QUIRK_SKIP_GPIO_EVENT_HANDLERS BIT(5)

static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = { /* @@ -319,6 +320,7 @@ static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = { DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "YETI-11"), }, .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS | + ACPI_QUIRK_UART1_SKIP | ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY | ACPI_QUIRK_SKIP_GPIO_EVENT_HANDLERS), }, @@ -365,7 +367,7 @@ static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = { ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY), }, { - /* Nextbook Ares 8 */ + /* Nextbook Ares 8 (BYT version)*/ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), DMI_MATCH(DMI_PRODUCT_NAME, "M890BAP"), @@ -374,6 +376,16 @@ static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = { ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY | ACPI_QUIRK_SKIP_GPIO_EVENT_HANDLERS), }, + { + /* Nextbook Ares 8A (CHT version)*/ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), + DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"), + DMI_MATCH(DMI_BIOS_VERSION, "M882"), + }, + .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS | + ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY), + }, { /* Whitelabel (sold as various brands) TM800A550L */ .matches = { @@ -392,6 +404,7 @@ static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = { #if IS_ENABLED(CONFIG_X86_ANDROID_TABLETS) static const struct acpi_device_id i2c_acpi_known_good_ids[] = { { "10EC5640", 0 }, /* RealTek ALC5640 audio codec */ + { "10EC5651", 0 }, /* RealTek ALC5651 audio codec */ { "INT33F4", 0 }, /* X-Powers AXP288 PMIC */ { "INT33FD", 0 }, /* Intel Crystal Cove PMIC */ { "INT34D3", 0 }, /* Intel Whiskey Cove PMIC */ @@ -438,6 +451,9 @@ int acpi_quirk_skip_serdev_enumeration(struct device *controller_parent, bool *s if (dmi_id) quirks = (unsigned long)dmi_id->driver_data;

+ if ((quirks & ACPI_QUIRK_UART1_SKIP) && uid == 1) + *skip = true; + if (quirks & ACPI_QUIRK_UART1_TTY_UART2_SKIP) { if (uid == 1) return -ENODEV; /* Create tty cdev instead of serdev */ diff --git a/drivers/base/regmap/regmap-i2c.c b/drivers/base/regmap/regmap-i2c.c index 980e5ce6a3a3..3ec611dc0c09 100644 --- a/drivers/base/regmap/regmap-i2c.c +++ b/drivers/base/regmap/regmap-i2c.c @@ -242,8 +242,8 @@ static int regmap_i2c_smbus_i2c_read(void *context, const void *reg, static const struct regmap_bus regmap_i2c_smbus_i2c_block = { .write = regmap_i2c_smbus_i2c_write, .read = regmap_i2c_smbus_i2c_read, - .max_raw_read = I2C_SMBUS_BLOCK_MAX, - .max_raw_write = I2C_SMBUS_BLOCK_MAX, + .max_raw_read = I2C_SMBUS_BLOCK_MAX - 1, + .max_raw_write = I2C_SMBUS_BLOCK_MAX - 1, };

static int regmap_i2c_smbus_i2c_write_reg16(void *context, const void *data, @@ -299,8 +299,8 @@ static int regmap_i2c_smbus_i2c_read_reg16(void *context, const void *reg, static const struct regmap_bus regmap_i2c_smbus_i2c_block_reg16 = { .write = regmap_i2c_smbus_i2c_write_reg16, .read = regmap_i2c_smbus_i2c_read_reg16, - .max_raw_read = I2C_SMBUS_BLOCK_MAX, - .max_raw_write = I2C_SMBUS_BLOCK_MAX, + .max_raw_read = I2C_SMBUS_BLOCK_MAX - 2, + .max_raw_write = I2C_SMBUS_BLOCK_MAX - 2, };

static const struct regmap_bus *regmap_get_i2c_bus(struct i2c_client *i2c, diff --git a/drivers/base/regmap/regmap-spi-avmm.c b/drivers/base/regmap/regmap-spi-avmm.c index 6af692844c19..4c2b94b3e30b 100644 --- a/drivers/base/regmap/regmap-spi-avmm.c +++ b/drivers/base/regmap/regmap-spi-avmm.c @@ -660,7 +660,7 @@ static const struct regmap_bus regmap_spi_avmm_bus = { .reg_format_endian_default = REGMAP_ENDIAN_NATIVE, .val_format_endian_default = REGMAP_ENDIAN_NATIVE, .max_raw_read = SPI_AVMM_VAL_SIZE * MAX_READ_CNT, - .max_raw_write = SPI_AVMM_REG_SIZE + SPI_AVMM_VAL_SIZE * MAX_WRITE_CNT, + .max_raw_write = SPI_AVMM_VAL_SIZE * MAX_WRITE_CNT, .free_context = spi_avmm_bridge_ctx_free, };

diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index fa2d3fba6ac9..db7851f0e3b8 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -2082,8 +2082,6 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg, size_t val_count = val_len / val_bytes; size_t chunk_count, chunk_bytes; size_t chunk_regs = val_count; - size_t max_data = map->max_raw_write - map->format.reg_bytes - - map->format.pad_bytes; int ret, i;

if (!val_count) @@ -2091,8 +2089,8 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,

if (map->use_single_write) chunk_regs = 1; - else if (map->max_raw_write && val_len > max_data) - chunk_regs = max_data / val_bytes; + else if (map->max_raw_write && val_len > map->max_raw_write) + chunk_regs = map->max_raw_write / val_bytes;

chunk_count = val_count / chunk_regs; chunk_bytes = chunk_regs * val_bytes; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 2a8e2bb038f5..50e23762ec5e 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -4099,6 +4099,7 @@ static int btusb_probe(struct usb_interface *intf, BT_DBG("intf %p id %p", intf, id);

if ((id->driver_info & BTUSB_IFNUM_2) && + (intf->cur_altsetting->desc.bInterfaceNumber != 0) && (intf->cur_altsetting->desc.bInterfaceNumber != 2)) return -ENODEV;

diff --git a/drivers/dma-buf/dma-resv.c b/drivers/dma-buf/dma-resv.c index 2a594b754af1..b630f2acc105 100644 --- a/drivers/dma-buf/dma-resv.c +++ b/drivers/dma-buf/dma-resv.c @@ -571,6 +571,7 @@ int dma_resv_get_fences(struct dma_resv *obj, enum dma_resv_usage usage, dma_resv_for_each_fence_unlocked(&cursor, fence) {

if (dma_resv_iter_is_restarted(&cursor)) { + struct dma_fence **new_fences; unsigned int count;

while (*num_fences) @@ -579,13 +580,17 @@ int dma_resv_get_fences(struct dma_resv *obj, enum dma_resv_usage usage, count = cursor.num_fences + 1;

/* Eventually re-allocate the array */ - *fences = krealloc_array(*fences, count, - sizeof(void *), - GFP_KERNEL); - if (count && !*fences) { + new_fences = krealloc_array(*fences, count, + sizeof(void *), + GFP_KERNEL); + if (count && !new_fences) { + kfree(*fences); + *fences = NULL; + *num_fences = 0; dma_resv_iter_end(&cursor); return -ENOMEM; } + *fences = new_fences; }

(*fences)[(*num_fences)++] = dma_fence_get(fence); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c index 53ff91fc6cf6..d0748bcfad16 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c @@ -55,8 +55,9 @@ static enum hrtimer_restart amdgpu_vkms_vblank_simulate(struct hrtimer *timer) DRM_WARN("%s: vblank timer overrun\n", __func__);

ret = drm_crtc_handle_vblank(crtc); + /* Don't queue timer again when vblank is disabled. */ if (!ret) - DRM_ERROR("amdgpu_vkms failure on handling vblank"); + return HRTIMER_NORESTART;

return HRTIMER_RESTART; } @@ -81,7 +82,7 @@ static void amdgpu_vkms_disable_vblank(struct drm_crtc *crtc) { struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);

- hrtimer_cancel(&amdgpu_crtc->vblank_timer); + hrtimer_try_to_cancel(&amdgpu_crtc->vblank_timer); }

static bool amdgpu_vkms_get_vblank_timestamp(struct drm_crtc *crtc, diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 44f4c7441974..812d7dd4c04b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -416,12 +416,12 @@ static void dm_pflip_high_irq(void *interrupt_params)

spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags);

- if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){ - DC_LOG_PFLIP("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p] \n", - amdgpu_crtc->pflip_status, - AMDGPU_FLIP_SUBMITTED, - amdgpu_crtc->crtc_id, - amdgpu_crtc); + if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { + DC_LOG_PFLIP("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p]\n", + amdgpu_crtc->pflip_status, + AMDGPU_FLIP_SUBMITTED, + amdgpu_crtc->crtc_id, + amdgpu_crtc); spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); return; } @@ -875,7 +875,7 @@ static int dm_set_powergating_state(void *handle, }

/* Prototypes of private functions */ -static int dm_early_init(void* handle); +static int dm_early_init(void *handle);

/* Allocate memory for FBC compressed data */ static void amdgpu_dm_fbc_init(struct drm_connector *connector) @@ -1274,7 +1274,7 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_ pa_config->system_aperture.start_addr = (uint64_t)logical_addr_low << 18; pa_config->system_aperture.end_addr = (uint64_t)logical_addr_high << 18;

- pa_config->system_aperture.agp_base = (uint64_t)agp_base << 24 ; + pa_config->system_aperture.agp_base = (uint64_t)agp_base << 24; pa_config->system_aperture.agp_bot = (uint64_t)agp_bot << 24; pa_config->system_aperture.agp_top = (uint64_t)agp_top << 24;

@@ -1339,6 +1339,15 @@ static void dm_handle_hpd_rx_offload_work(struct work_struct *work) if (amdgpu_in_reset(adev)) goto skip;

+ if (offload_work->data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY || + offload_work->data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) { + dm_handle_mst_sideband_msg_ready_event(&aconnector->mst_mgr, DOWN_OR_UP_MSG_RDY_EVENT); + spin_lock_irqsave(&offload_work->offload_wq->offload_lock, flags); + offload_work->offload_wq->is_handling_mst_msg_rdy_event = false; + spin_unlock_irqrestore(&offload_work->offload_wq->offload_lock, flags); + goto skip; + } + mutex_lock(&adev->dm.dc_lock); if (offload_work->data.bytes.device_service_irq.bits.AUTOMATED_TEST) { dc_link_dp_handle_automated_test(dc_link); @@ -1357,8 +1366,7 @@ static void dm_handle_hpd_rx_offload_work(struct work_struct *work) DP_TEST_RESPONSE, &test_response.raw, sizeof(test_response)); - } - else if ((dc_link->connector_signal != SIGNAL_TYPE_EDP) && + } else if ((dc_link->connector_signal != SIGNAL_TYPE_EDP) && dc_link_check_link_loss_status(dc_link, &offload_work->data) && dc_link_dp_allow_hpd_rx_irq(dc_link)) { /* offload_work->data is from handle_hpd_rx_irq-> @@ -1546,7 +1554,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) mutex_init(&adev->dm.dc_lock); mutex_init(&adev->dm.audio_lock);

- if(amdgpu_dm_irq_init(adev)) { + if (amdgpu_dm_irq_init(adev)) { DRM_ERROR("amdgpu: failed to initialize DM IRQ support.\n"); goto error; } @@ -1691,9 +1699,8 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) if (amdgpu_dc_debug_mask & DC_DISABLE_STUTTER) adev->dm.dc->debug.disable_stutter = true;

- if (amdgpu_dc_debug_mask & DC_DISABLE_DSC) { + if (amdgpu_dc_debug_mask & DC_DISABLE_DSC) adev->dm.dc->debug.disable_dsc = true; - }

if (amdgpu_dc_debug_mask & DC_DISABLE_CLOCK_GATING) adev->dm.dc->debug.disable_clock_gate = true; @@ -1937,8 +1944,6 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev) mutex_destroy(&adev->dm.audio_lock); mutex_destroy(&adev->dm.dc_lock); mutex_destroy(&adev->dm.dpia_aux_lock); - - return; }

static int load_dmcu_fw(struct amdgpu_device *adev) @@ -1947,7 +1952,7 @@ static int load_dmcu_fw(struct amdgpu_device *adev) int r; const struct dmcu_firmware_header_v1_0 *hdr;

- switch(adev->asic_type) { + switch (adev->asic_type) { #if defined(CONFIG_DRM_AMD_DC_SI) case CHIP_TAHITI: case CHIP_PITCAIRN: @@ -2704,7 +2709,7 @@ static void dm_gpureset_commit_state(struct dc_state *dc_state, struct dc_scaling_info scaling_infos[MAX_SURFACES]; struct dc_flip_addrs flip_addrs[MAX_SURFACES]; struct dc_stream_update stream_update; - } * bundle; + } *bundle; int k, m;

bundle = kzalloc(sizeof(*bundle), GFP_KERNEL); @@ -2734,8 +2739,6 @@ static void dm_gpureset_commit_state(struct dc_state *dc_state,

cleanup: kfree(bundle); - - return; }

static int dm_resume(void *handle) @@ -2949,8 +2952,7 @@ static const struct amd_ip_funcs amdgpu_dm_funcs = { .set_powergating_state = dm_set_powergating_state, };

-const struct amdgpu_ip_block_version dm_ip_block = -{ +const struct amdgpu_ip_block_version dm_ip_block = { .type = AMD_IP_BLOCK_TYPE_DCE, .major = 1, .minor = 0, @@ -2995,9 +2997,12 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) caps->ext_caps = &aconnector->dc_link->dpcd_sink_ext_caps; caps->aux_support = false;

- if (caps->ext_caps->bits.oled == 1 /*|| - caps->ext_caps->bits.sdr_aux_backlight_control == 1 || - caps->ext_caps->bits.hdr_aux_backlight_control == 1*/) + if (caps->ext_caps->bits.oled == 1 + /* + * || + * caps->ext_caps->bits.sdr_aux_backlight_control == 1 || + * caps->ext_caps->bits.hdr_aux_backlight_control == 1 + */) caps->aux_support = true;

if (amdgpu_backlight == 0) @@ -3231,86 +3236,6 @@ static void handle_hpd_irq(void *param)

}

-static void dm_handle_mst_sideband_msg(struct amdgpu_dm_connector *aconnector) -{ - u8 esi[DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI] = { 0 }; - u8 dret; - bool new_irq_handled = false; - int dpcd_addr; - int dpcd_bytes_to_read; - - const int max_process_count = 30; - int process_count = 0; - - const struct dc_link_status *link_status = dc_link_get_status(aconnector->dc_link); - - if (link_status->dpcd_caps->dpcd_rev.raw < 0x12) { - dpcd_bytes_to_read = DP_LANE0_1_STATUS - DP_SINK_COUNT; - /* DPCD 0x200 - 0x201 for downstream IRQ */ - dpcd_addr = DP_SINK_COUNT; - } else { - dpcd_bytes_to_read = DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI; - /* DPCD 0x2002 - 0x2005 for downstream IRQ */ - dpcd_addr = DP_SINK_COUNT_ESI; - } - - dret = drm_dp_dpcd_read( - &aconnector->dm_dp_aux.aux, - dpcd_addr, - esi, - dpcd_bytes_to_read); - - while (dret == dpcd_bytes_to_read && - process_count < max_process_count) { - u8 ack[DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI] = {}; - u8 retry; - dret = 0; - - process_count++; - - DRM_DEBUG_DRIVER("ESI %02x %02x %02x\n", esi[0], esi[1], esi[2]); - /* handle HPD short pulse irq */ - if (aconnector->mst_mgr.mst_state) - drm_dp_mst_hpd_irq_handle_event(&aconnector->mst_mgr, - esi, - ack, - &new_irq_handled); - - if (new_irq_handled) { - /* ACK at DPCD to notify down stream */ - for (retry = 0; retry < 3; retry++) { - ssize_t wret; - - wret = drm_dp_dpcd_writeb(&aconnector->dm_dp_aux.aux, - dpcd_addr + 1, - ack[1]); - if (wret == 1) - break; - } - - if (retry == 3) { - DRM_ERROR("Failed to ack MST event.\n"); - return; - } - - drm_dp_mst_hpd_irq_send_new_request(&aconnector->mst_mgr); - /* check if there is new irq to be handled */ - dret = drm_dp_dpcd_read( - &aconnector->dm_dp_aux.aux, - dpcd_addr, - esi, - dpcd_bytes_to_read); - - new_irq_handled = false; - } else { - break; - } - } - - if (process_count == max_process_count) - DRM_DEBUG_DRIVER("Loop exceeded max iterations\n"); -} - static void schedule_hpd_rx_offload_work(struct hpd_rx_irq_offload_work_queue *offload_wq, union hpd_irq_data hpd_irq_data) { @@ -3372,7 +3297,23 @@ static void handle_hpd_rx_irq(void *param) if (dc_link_dp_allow_hpd_rx_irq(dc_link)) { if (hpd_irq_data.bytes.device_service_irq.bits.UP_REQ_MSG_RDY || hpd_irq_data.bytes.device_service_irq.bits.DOWN_REP_MSG_RDY) { - dm_handle_mst_sideband_msg(aconnector); + bool skip = false; + + /* + * DOWN_REP_MSG_RDY is also handled by polling method + * mgr->cbs->poll_hpd_irq() + */ + spin_lock(&offload_wq->offload_lock); + skip = offload_wq->is_handling_mst_msg_rdy_event; + + if (!skip) + offload_wq->is_handling_mst_msg_rdy_event = true; + + spin_unlock(&offload_wq->offload_lock); + + if (!skip) + schedule_hpd_rx_offload_work(offload_wq, hpd_irq_data); + goto out; }

@@ -3463,7 +3404,7 @@ static void register_hpd_handlers(struct amdgpu_device *adev) aconnector = to_amdgpu_dm_connector(connector); dc_link = aconnector->dc_link;

- if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd) { + if (dc_link->irq_source_hpd != DC_IRQ_SOURCE_INVALID) { int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT; int_params.irq_source = dc_link->irq_source_hpd;

@@ -3472,7 +3413,7 @@ static void register_hpd_handlers(struct amdgpu_device *adev) (void *) aconnector); }

- if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) { + if (dc_link->irq_source_hpd_rx != DC_IRQ_SOURCE_INVALID) {

/* Also register for DP short pulse (hpd_rx). */ int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT; @@ -3481,11 +3422,11 @@ static void register_hpd_handlers(struct amdgpu_device *adev) amdgpu_dm_irq_register_interrupt(adev, &int_params, handle_hpd_rx_irq, (void *) aconnector); - - if (adev->dm.hpd_rx_offload_wq) - adev->dm.hpd_rx_offload_wq[dc_link->link_index].aconnector = - aconnector; } + + if (adev->dm.hpd_rx_offload_wq) + adev->dm.hpd_rx_offload_wq[connector->index].aconnector = + aconnector; } }

@@ -3498,7 +3439,7 @@ static int dce60_register_irq_handlers(struct amdgpu_device *adev) struct dc_interrupt_params int_params = {0}; int r; int i; - unsigned client_id = AMDGPU_IRQ_CLIENTID_LEGACY; + unsigned int client_id = AMDGPU_IRQ_CLIENTID_LEGACY;

int_params.requested_polarity = INTERRUPT_POLARITY_DEFAULT; int_params.current_polarity = INTERRUPT_POLARITY_DEFAULT; @@ -3512,11 +3453,12 @@ static int dce60_register_irq_handlers(struct amdgpu_device *adev) * Base driver will call amdgpu_dm_irq_handler() for ALL interrupts * coming from DC hardware. * amdgpu_dm_irq_handler() will re-direct the interrupt to DC - * for acknowledging and handling. */ + * for acknowledging and handling. + */

/* Use VBLANK interrupt */ for (i = 0; i < adev->mode_info.num_crtc; i++) { - r = amdgpu_irq_add_id(adev, client_id, i+1 , &adev->crtc_irq); + r = amdgpu_irq_add_id(adev, client_id, i + 1, &adev->crtc_irq); if (r) { DRM_ERROR("Failed to add crtc irq id!\n"); return r; @@ -3524,7 +3466,7 @@ static int dce60_register_irq_handlers(struct amdgpu_device *adev)

int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; int_params.irq_source = - dc_interrupt_to_irq_source(dc, i+1 , 0); + dc_interrupt_to_irq_source(dc, i + 1, 0);

c_irq_params = &adev->dm.vblank_params[int_params.irq_source - DC_IRQ_SOURCE_VBLANK1];

@@ -3580,7 +3522,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) struct dc_interrupt_params int_params = {0}; int r; int i; - unsigned client_id = AMDGPU_IRQ_CLIENTID_LEGACY; + unsigned int client_id = AMDGPU_IRQ_CLIENTID_LEGACY;

if (adev->family >= AMDGPU_FAMILY_AI) client_id = SOC15_IH_CLIENTID_DCE; @@ -3597,7 +3539,8 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev) * Base driver will call amdgpu_dm_irq_handler() for ALL interrupts * coming from DC hardware. * amdgpu_dm_irq_handler() will re-direct the interrupt to DC - * for acknowledging and handling. */ + * for acknowledging and handling. + */

/* Use VBLANK interrupt */ for (i = VISLANDS30_IV_SRCID_D1_VERTICAL_INTERRUPT0; i <= VISLANDS30_IV_SRCID_D6_VERTICAL_INTERRUPT0; i++) { @@ -4044,7 +3987,7 @@ static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm, }

static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps, - unsigned *min, unsigned *max) + unsigned int *min, unsigned int *max) { if (!caps) return 0; @@ -4064,7 +4007,7 @@ static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps, static u32 convert_brightness_from_user(const struct amdgpu_dm_backlight_caps *caps, uint32_t brightness) { - unsigned min, max; + unsigned int min, max;

if (!get_brightness_range(caps, &min, &max)) return brightness; @@ -4077,7 +4020,7 @@ static u32 convert_brightness_from_user(const struct amdgpu_dm_backlight_caps *c static u32 convert_brightness_to_user(const struct amdgpu_dm_backlight_caps *caps, uint32_t brightness) { - unsigned min, max; + unsigned int min, max;

if (!get_brightness_range(caps, &min, &max)) return brightness; @@ -4557,7 +4500,6 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm) { drm_atomic_private_obj_fini(&dm->atomic_obj); - return; }

/****************************************************************************** @@ -5375,6 +5317,7 @@ static bool adjust_colour_depth_from_display_info( { enum dc_color_depth depth = timing_out->display_color_depth; int normalized_clk; + do { normalized_clk = timing_out->pix_clk_100hz / 10; /* YCbCr 4:2:0 requires additional adjustment of 1/2 */ @@ -5590,6 +5533,7 @@ create_fake_sink(struct amdgpu_dm_connector *aconnector) { struct dc_sink_init_data sink_init_data = { 0 }; struct dc_sink *sink = NULL; + sink_init_data.link = aconnector->dc_link; sink_init_data.sink_signal = aconnector->dc_link->connector_signal;

@@ -5713,7 +5657,7 @@ get_highest_refresh_rate_mode(struct amdgpu_dm_connector *aconnector, return &aconnector->freesync_vid_base;

/* Find the preferred mode */ - list_for_each_entry (m, list_head, head) { + list_for_each_entry(m, list_head, head) { if (m->type & DRM_MODE_TYPE_PREFERRED) { m_pref = m; break; @@ -5737,7 +5681,7 @@ get_highest_refresh_rate_mode(struct amdgpu_dm_connector *aconnector, * For some monitors, preferred mode is not the mode with highest * supported refresh rate. */ - list_for_each_entry (m, list_head, head) { + list_for_each_entry(m, list_head, head) { current_refresh = drm_mode_vrefresh(m);

if (m->hdisplay == m_pref->hdisplay && @@ -6010,7 +5954,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, * This may not be an error, the use case is when we have no * usermode calls to reset and set mode upon hotplug. In this * case, we call set mode ourselves to restore the previous mode - * and the modelist may not be filled in in time. + * and the modelist may not be filled in time. */ DRM_DEBUG_DRIVER("No preferred mode found\n"); } else { @@ -6034,9 +5978,9 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, drm_mode_set_crtcinfo(&mode, 0);

/* - * If scaling is enabled and refresh rate didn't change - * we copy the vic and polarities of the old timings - */ + * If scaling is enabled and refresh rate didn't change + * we copy the vic and polarities of the old timings + */ if (!scale || mode_refresh != preferred_refresh) fill_stream_properties_from_drm_display_mode( stream, &mode, &aconnector->base, con_state, NULL, @@ -6756,6 +6700,7 @@ static int dm_encoder_helper_atomic_check(struct drm_encoder *encoder,

if (!state->duplicated) { int max_bpc = conn_state->max_requested_bpc; + is_y420 = drm_mode_is_420_also(&connector->display_info, adjusted_mode) && aconnector->force_yuv420_output; color_depth = convert_color_depth_from_display_info(connector, @@ -7074,7 +7019,7 @@ static bool is_duplicate_mode(struct amdgpu_dm_connector *aconnector, { struct drm_display_mode *m;

- list_for_each_entry (m, &aconnector->base.probed_modes, head) { + list_for_each_entry(m, &aconnector->base.probed_modes, head) { if (drm_mode_equal(m, mode)) return true; } @@ -7192,13 +7137,7 @@ static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) drm_add_modes_noedid(connector, 1920, 1080); } else { amdgpu_dm_connector_ddc_get_modes(connector, edid); - /* most eDP supports only timings from its edid, - * usually only detailed timings are available - * from eDP edid. timings which are not from edid - * may damage eDP - */ - if (connector->connector_type != DRM_MODE_CONNECTOR_eDP) - amdgpu_dm_connector_add_common_modes(encoder, connector); + amdgpu_dm_connector_add_common_modes(encoder, connector); amdgpu_dm_connector_add_freesync_modes(connector, edid); } amdgpu_dm_fbc_init(connector); @@ -7234,6 +7173,7 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, aconnector->as_type = ADAPTIVE_SYNC_TYPE_NONE; memset(&aconnector->vsdb_info, 0, sizeof(aconnector->vsdb_info)); mutex_init(&aconnector->hpd_lock); + mutex_init(&aconnector->handle_mst_msg_ready);

/* * configure support HPD hot plug connector_>polled default value is 0 @@ -7384,7 +7324,6 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm,

link->priv = aconnector;

- DRM_DEBUG_DRIVER("%s()\n", __func__);

i2c = create_i2c(link->ddc, link->link_index, &res); if (!i2c) { @@ -8055,7 +7994,15 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, * Only allow immediate flips for fast updates that don't * change memory domain, FB pitch, DCC state, rotation or * mirroring. + * + * dm_crtc_helper_atomic_check() only accepts async flips with + * fast updates. */ + if (crtc->state->async_flip && + acrtc_state->update_type != UPDATE_TYPE_FAST) + drm_warn_once(state->dev, + "[PLANE:%d:%s] async flip with non-fast update\n", + plane->base.id, plane->name); bundle->flip_addrs[planes_count].flip_immediate = crtc->state->async_flip && acrtc_state->update_type == UPDATE_TYPE_FAST && @@ -8098,8 +8045,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state, * DRI3/Present extension with defined target_msc. */ last_flip_vblank = amdgpu_get_vblank_counter_kms(pcrtc); - } - else { + } else { /* For variable refresh rate mode only: * Get vblank of last completed flip to avoid > 1 vrr * flips per video frame by use of throttling, but allow @@ -8432,8 +8378,8 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dc_resource_state_copy_construct_current(dm->dc, dc_state); }

- for_each_oldnew_crtc_in_state (state, crtc, old_crtc_state, - new_crtc_state, i) { + for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, + new_crtc_state, i) { struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);

dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); @@ -8456,9 +8402,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dm_old_crtc_state = to_dm_crtc_state(old_crtc_state);

drm_dbg_state(state->dev, - "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " - "planes_changed:%d, mode_changed:%d,active_changed:%d," - "connectors_changed:%d\n", + "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, planes_changed:%d, mode_changed:%d,active_changed:%d,connectors_changed:%d\n", acrtc->crtc_id, new_crtc_state->enable, new_crtc_state->active, @@ -9027,8 +8971,8 @@ static int do_aquire_global_lock(struct drm_device *dev, &commit->flip_done, 10*HZ);

if (ret == 0) - DRM_ERROR("[CRTC:%d:%s] hw_done or flip_done " - "timed out\n", crtc->base.id, crtc->name); + DRM_ERROR("[CRTC:%d:%s] hw_done or flip_done timed out\n", + crtc->base.id, crtc->name);

drm_crtc_commit_put(commit); } @@ -9113,7 +9057,8 @@ is_timing_unchanged_for_freesync(struct drm_crtc_state *old_crtc_state, return false; }

-static void set_freesync_fixed_config(struct dm_crtc_state *dm_new_crtc_state) { +static void set_freesync_fixed_config(struct dm_crtc_state *dm_new_crtc_state) +{ u64 num, den, res; struct drm_crtc_state *new_crtc_state = &dm_new_crtc_state->base;

@@ -9236,9 +9181,7 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, goto skip_modeset;

drm_dbg_state(state->dev, - "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, " - "planes_changed:%d, mode_changed:%d,active_changed:%d," - "connectors_changed:%d\n", + "amdgpu_crtc id:%d crtc_state_flags: enable:%d, active:%d, planes_changed:%d, mode_changed:%d,active_changed:%d,connectors_changed:%d\n", acrtc->crtc_id, new_crtc_state->enable, new_crtc_state->active, @@ -9267,8 +9210,7 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, old_crtc_state)) { new_crtc_state->mode_changed = false; DRM_DEBUG_DRIVER( - "Mode change not required for front porch change, " - "setting mode_changed to %d", + "Mode change not required for front porch change, setting mode_changed to %d", new_crtc_state->mode_changed);

set_freesync_fixed_config(dm_new_crtc_state); @@ -9280,9 +9222,8 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm, struct drm_display_mode *high_mode;

high_mode = get_highest_refresh_rate_mode(aconnector, false); - if (!drm_mode_equal(&new_crtc_state->mode, high_mode)) { + if (!drm_mode_equal(&new_crtc_state->mode, high_mode)) set_freesync_fixed_config(dm_new_crtc_state); - } }

ret = dm_atomic_get_state(state, &dm_state); @@ -9450,6 +9391,7 @@ static bool should_reset_plane(struct drm_atomic_state *state, */ for_each_oldnew_plane_in_state(state, other, old_other_state, new_other_state, i) { struct amdgpu_framebuffer *old_afb, *new_afb; + if (other->type == DRM_PLANE_TYPE_CURSOR) continue;

@@ -9548,11 +9490,12 @@ static int dm_check_cursor_fb(struct amdgpu_crtc *new_acrtc, }

/* Core DRM takes care of checking FB modifiers, so we only need to - * check tiling flags when the FB doesn't have a modifier. */ + * check tiling flags when the FB doesn't have a modifier. + */ if (!(fb->flags & DRM_MODE_FB_MODIFIERS)) { if (adev->family < AMDGPU_FAMILY_AI) { linear = AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_2D_TILED_THIN1 && - AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_1D_TILED_THIN1 && + AMDGPU_TILING_GET(afb->tiling_flags, ARRAY_MODE) != DC_ARRAY_1D_TILED_THIN1 && AMDGPU_TILING_GET(afb->tiling_flags, MICRO_TILE_MODE) == 0; } else { linear = AMDGPU_TILING_GET(afb->tiling_flags, SWIZZLE_MODE) == 0; @@ -9774,12 +9717,12 @@ static int dm_check_crtc_cursor(struct drm_atomic_state *state, /* On DCE and DCN there is no dedicated hardware cursor plane. We get a * cursor per pipe but it's going to inherit the scaling and * positioning from the underlying pipe. Check the cursor plane's - * blending properties match the underlying planes'. */ + * blending properties match the underlying planes'. + */

new_cursor_state = drm_atomic_get_new_plane_state(state, cursor); - if (!new_cursor_state || !new_cursor_state->fb) { + if (!new_cursor_state || !new_cursor_state->fb) return 0; - }

dm_get_oriented_plane_size(new_cursor_state, &cursor_src_w, &cursor_src_h); cursor_scale_w = new_cursor_state->crtc_w * 1000 / cursor_src_w; @@ -9824,6 +9767,7 @@ static int add_affected_mst_dsc_crtcs(struct drm_atomic_state *state, struct drm struct drm_connector_state *conn_state, *old_conn_state; struct amdgpu_dm_connector *aconnector = NULL; int i; + for_each_oldnew_connector_in_state(state, connector, old_conn_state, conn_state, i) { if (!conn_state->crtc) conn_state = old_conn_state; @@ -10258,7 +10202,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, }

/* Store the overall update type for use later in atomic check. */ - for_each_new_crtc_in_state (state, crtc, new_crtc_state, i) { + for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) { struct dm_crtc_state *dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);

@@ -10280,7 +10224,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, else if (ret == -EINTR || ret == -EAGAIN || ret == -ERESTARTSYS) DRM_DEBUG_DRIVER("Atomic check stopped due to signal.\n"); else - DRM_DEBUG_DRIVER("Atomic check failed with err: %d \n", ret); + DRM_DEBUG_DRIVER("Atomic check failed with err: %d\n", ret);

trace_amdgpu_dm_atomic_check_finish(state, ret);

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index 2e2413fd73a4..b91b902ab3c8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -194,6 +194,11 @@ struct hpd_rx_irq_offload_work_queue { * we're handling link loss */ bool is_handling_link_loss; + /** + * @is_handling_mst_msg_rdy_event: Used to prevent inserting mst message + * ready event when we're already handling mst message ready event + */ + bool is_handling_mst_msg_rdy_event; /** * @aconnector: The aconnector that this work queue is attached to */ @@ -638,6 +643,8 @@ struct amdgpu_dm_connector { struct drm_dp_mst_port *mst_output_port; struct amdgpu_dm_connector *mst_root; struct drm_dp_aux *dsc_aux; + struct mutex handle_mst_msg_ready; + /* TODO see if we can merge with ddc_bus or make a dm_connector */ struct amdgpu_i2c_adapter *i2c;

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c index 440fc0869a34..30d4c6fd95f5 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c @@ -398,6 +398,18 @@ static int dm_crtc_helper_atomic_check(struct drm_crtc *crtc, return -EINVAL; }

+ /* + * Only allow async flips for fast updates that don't change the FB + * pitch, the DCC state, rotation, etc. + */ + if (crtc_state->async_flip && + dm_crtc_state->update_type != UPDATE_TYPE_FAST) { + drm_dbg_atomic(crtc->dev, + "[CRTC:%d:%s] async flips are only supported for fast updates\n", + crtc->base.id, crtc->name); + return -EINVAL; + } + /* In some use cases, like reset, no stream is attached */ if (!dm_crtc_state->stream) return 0; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 46d0a8f57e55..888e80f498e9 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -619,8 +619,118 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr, return connector; }

+void dm_handle_mst_sideband_msg_ready_event( + struct drm_dp_mst_topology_mgr *mgr, + enum mst_msg_ready_type msg_rdy_type) +{ + uint8_t esi[DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI] = { 0 }; + uint8_t dret; + bool new_irq_handled = false; + int dpcd_addr; + uint8_t dpcd_bytes_to_read; + const uint8_t max_process_count = 30; + uint8_t process_count = 0; + u8 retry; + struct amdgpu_dm_connector *aconnector = + container_of(mgr, struct amdgpu_dm_connector, mst_mgr); + + + const struct dc_link_status *link_status = dc_link_get_status(aconnector->dc_link); + + if (link_status->dpcd_caps->dpcd_rev.raw < 0x12) { + dpcd_bytes_to_read = DP_LANE0_1_STATUS - DP_SINK_COUNT; + /* DPCD 0x200 - 0x201 for downstream IRQ */ + dpcd_addr = DP_SINK_COUNT; + } else { + dpcd_bytes_to_read = DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI; + /* DPCD 0x2002 - 0x2005 for downstream IRQ */ + dpcd_addr = DP_SINK_COUNT_ESI; + } + + mutex_lock(&aconnector->handle_mst_msg_ready); + + while (process_count < max_process_count) { + u8 ack[DP_PSR_ERROR_STATUS - DP_SINK_COUNT_ESI] = {}; + + process_count++; + + dret = drm_dp_dpcd_read( + &aconnector->dm_dp_aux.aux, + dpcd_addr, + esi, + dpcd_bytes_to_read); + + if (dret != dpcd_bytes_to_read) { + DRM_DEBUG_KMS("DPCD read and acked number is not as expected!"); + break; + } + + DRM_DEBUG_DRIVER("ESI %02x %02x %02x\n", esi[0], esi[1], esi[2]); + + switch (msg_rdy_type) { + case DOWN_REP_MSG_RDY_EVENT: + /* Only handle DOWN_REP_MSG_RDY case*/ + esi[1] &= DP_DOWN_REP_MSG_RDY; + break; + case UP_REQ_MSG_RDY_EVENT: + /* Only handle UP_REQ_MSG_RDY case*/ + esi[1] &= DP_UP_REQ_MSG_RDY; + break; + default: + /* Handle both cases*/ + esi[1] &= (DP_DOWN_REP_MSG_RDY | DP_UP_REQ_MSG_RDY); + break; + } + + if (!esi[1]) + break; + + /* handle MST irq */ + if (aconnector->mst_mgr.mst_state) + drm_dp_mst_hpd_irq_handle_event(&aconnector->mst_mgr, + esi, + ack, + &new_irq_handled); + + if (new_irq_handled) { + /* ACK at DPCD to notify down stream */ + for (retry = 0; retry < 3; retry++) { + ssize_t wret; + + wret = drm_dp_dpcd_writeb(&aconnector->dm_dp_aux.aux, + dpcd_addr + 1, + ack[1]); + if (wret == 1) + break; + } + + if (retry == 3) { + DRM_ERROR("Failed to ack MST event.\n"); + return; + } + + drm_dp_mst_hpd_irq_send_new_request(&aconnector->mst_mgr); + + new_irq_handled = false; + } else { + break; + } + } + + mutex_unlock(&aconnector->handle_mst_msg_ready); + + if (process_count == max_process_count) + DRM_DEBUG_DRIVER("Loop exceeded max iterations\n"); +} + +static void dm_handle_mst_down_rep_msg_ready(struct drm_dp_mst_topology_mgr *mgr) +{ + dm_handle_mst_sideband_msg_ready_event(mgr, DOWN_REP_MSG_RDY_EVENT); +} + static const struct drm_dp_mst_topology_cbs dm_mst_cbs = { .add_connector = dm_dp_add_mst_connector, + .poll_hpd_irq = dm_handle_mst_down_rep_msg_ready, };

void amdgpu_dm_initialize_dp_connector(struct amdgpu_display_manager *dm, diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.h index 1e4ede1e57ab..37c820ab0fdb 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.h @@ -49,6 +49,13 @@ #define PBN_FEC_OVERHEAD_MULTIPLIER_8B_10B 1031 #define PBN_FEC_OVERHEAD_MULTIPLIER_128B_132B 1000

+enum mst_msg_ready_type { + NONE_MSG_RDY_EVENT = 0, + DOWN_REP_MSG_RDY_EVENT = 1, + UP_REQ_MSG_RDY_EVENT = 2, + DOWN_OR_UP_MSG_RDY_EVENT = 3 +}; + struct amdgpu_display_manager; struct amdgpu_dm_connector;

@@ -61,6 +68,10 @@ void amdgpu_dm_initialize_dp_connector(struct amdgpu_display_manager *dm, void dm_dp_create_fake_mst_encoders(struct amdgpu_device *adev);

+void dm_handle_mst_sideband_msg_ready_event( + struct drm_dp_mst_topology_mgr *mgr, + enum mst_msg_ready_type msg_rdy_type); + struct dsc_mst_fairness_vars { int pbn; bool dsc_enabled; diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index f9e2e0c3095e..b686efa43c34 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -87,6 +87,11 @@ static int dcn31_get_active_display_cnt_wa( stream->signal == SIGNAL_TYPE_DVI_SINGLE_LINK || stream->signal == SIGNAL_TYPE_DVI_DUAL_LINK) tmds_present = true; + + /* Checking stream / link detection ensuring that PHY is active*/ + if (dc_is_dp_signal(stream->signal) && !stream->dpms_off) + display_count++; + }

for (i = 0; i < dc->link_count; i++) { diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 1c3b6f25a782..6f56a35c0857 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -3309,7 +3309,8 @@ void dcn10_wait_for_mpcc_disconnect( if (pipe_ctx->stream_res.opp->mpcc_disconnect_pending[mpcc_inst]) { struct hubp *hubp = get_hubp_by_inst(res_pool, mpcc_inst);

- if (pipe_ctx->stream_res.tg->funcs->is_tg_enabled(pipe_ctx->stream_res.tg)) + if (pipe_ctx->stream_res.tg && + pipe_ctx->stream_res.tg->funcs->is_tg_enabled(pipe_ctx->stream_res.tg)) res_pool->mpc->funcs->wait_for_idle(res_pool->mpc, mpcc_inst); pipe_ctx->stream_res.opp->mpcc_disconnect_pending[mpcc_inst] = false; hubp->funcs->set_blank(hubp, true); diff --git a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c index 7f72ef882ca4..21eea8d7bf7f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c @@ -65,7 +65,7 @@ static const struct dc_debug_options debug_defaults_drv = { .timing_trace = false, .clock_trace = true, .disable_pplib_clock_request = true, - .pipe_split_policy = MPC_SPLIT_DYNAMIC, + .pipe_split_policy = MPC_SPLIT_AVOID, .force_single_disp_pipe_split = false, .disable_dcc = DCC_ENABLE, .vsr_support = true, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index 8fe2e1716da4..e22fc563b462 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -1927,12 +1927,16 @@ static int sienna_cichlid_read_sensor(struct smu_context *smu, *size = 4; break; case AMDGPU_PP_SENSOR_GFX_MCLK: - ret = sienna_cichlid_get_current_clk_freq_by_table(smu, SMU_UCLK, (uint32_t *)data); + ret = sienna_cichlid_get_smu_metrics_data(smu, + METRICS_CURR_UCLK, + (uint32_t *)data); *(uint32_t *)data *= 100; *size = 4; break; case AMDGPU_PP_SENSOR_GFX_SCLK: - ret = sienna_cichlid_get_current_clk_freq_by_table(smu, SMU_GFXCLK, (uint32_t *)data); + ret = sienna_cichlid_get_smu_metrics_data(smu, + METRICS_AVERAGE_GFXCLK, + (uint32_t *)data); *(uint32_t *)data *= 100; *size = 4; break; diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c index aac72925db34..f53a09b02c38 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c @@ -940,7 +940,7 @@ static int smu_v13_0_7_read_sensor(struct smu_context *smu, break; case AMDGPU_PP_SENSOR_GFX_MCLK: ret = smu_v13_0_7_get_smu_metrics_data(smu, - METRICS_AVERAGE_UCLK, + METRICS_CURR_UCLK, (uint32_t *)data); *(uint32_t *)data *= 100; *size = 4; diff --git a/drivers/gpu/drm/drm_client_modeset.c b/drivers/gpu/drm/drm_client_modeset.c index 1b12a3c201a3..871e4e2129d6 100644 --- a/drivers/gpu/drm/drm_client_modeset.c +++ b/drivers/gpu/drm/drm_client_modeset.c @@ -311,6 +311,9 @@ static bool drm_client_target_cloned(struct drm_device *dev, can_clone = true; dmt_mode = drm_mode_find_dmt(dev, 1024, 768, 60, false);

+ if (!dmt_mode) + goto fail; + for (i = 0; i < connector_count; i++) { if (!enabled[i]) continue; @@ -326,11 +329,13 @@ static bool drm_client_target_cloned(struct drm_device *dev, if (!modes[i]) can_clone = false; } + kfree(dmt_mode);

if (can_clone) { DRM_DEBUG_KMS("can clone using 1024x768\n"); return true; } +fail: DRM_INFO("kms: can't enable cloning when we probably wanted to.\n"); return false; } @@ -862,6 +867,7 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, break; }

+ kfree(modeset->mode); modeset->mode = drm_mode_duplicate(dev, mode); drm_connector_get(connector); modeset->connectors[modeset->num_connectors++] = connector; diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 3035cba2c6a2..d7caae281fb9 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -4442,6 +4442,7 @@ static const struct i915_range mtl_oam_b_counters[] = { static const struct i915_range xehp_oa_b_counters[] = { { .start = 0xdc48, .end = 0xdc48 }, /* OAA_ENABLE_REG */ { .start = 0xdd00, .end = 0xdd48 }, /* OAG_LCE0_0 - OAA_LENABLE_REG */ + {} };

static const struct i915_range gen7_oa_mux_regs[] = { diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index 42e1665ba11a..1ecd3d63b108 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -1873,6 +1873,8 @@ nv50_pior_destroy(struct drm_encoder *encoder) nvif_outp_dtor(&nv_encoder->outp);

drm_encoder_cleanup(encoder); + + mutex_destroy(&nv_encoder->dp.hpd_irq_lock); kfree(encoder); }

@@ -1917,6 +1919,8 @@ nv50_pior_create(struct drm_connector *connector, struct dcb_output *dcbe) nv_encoder->i2c = ddc; nv_encoder->aux = aux;

+ mutex_init(&nv_encoder->dp.hpd_irq_lock); + encoder = to_drm_encoder(nv_encoder); encoder->possible_crtcs = dcbe->heads; encoder->possible_clones = 0; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h index 40a1065ae626..ef441dfdea09 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/i2c.h @@ -16,7 +16,7 @@ struct nvkm_i2c_bus { const struct nvkm_i2c_bus_func *func; struct nvkm_i2c_pad *pad; #define NVKM_I2C_BUS_CCB(n) /* 'n' is ccb index */ (n) -#define NVKM_I2C_BUS_EXT(n) /* 'n' is dcb external encoder type */ ((n) + 0x100) +#define NVKM_I2C_BUS_EXT(n) /* 'n' is dcb external encoder type */ ((n) + 0x10) #define NVKM_I2C_BUS_PRI /* ccb primary comm. port */ -1 #define NVKM_I2C_BUS_SEC /* ccb secondary comm. port */ -2 int id; @@ -38,7 +38,7 @@ struct nvkm_i2c_aux { const struct nvkm_i2c_aux_func *func; struct nvkm_i2c_pad *pad; #define NVKM_I2C_AUX_CCB(n) /* 'n' is ccb index */ (n) -#define NVKM_I2C_AUX_EXT(n) /* 'n' is dcb external encoder type */ ((n) + 0x100) +#define NVKM_I2C_AUX_EXT(n) /* 'n' is dcb external encoder type */ ((n) + 0x10) int id;

struct mutex mutex; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c index dad942be6679..46b057fe1412 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c @@ -81,20 +81,29 @@ nvkm_uconn_uevent(struct nvkm_object *object, void *argv, u32 argc, struct nvkm_ return -ENOSYS;

list_for_each_entry(outp, &conn->disp->outps, head) { - if (outp->info.connector == conn->index && outp->dp.aux) { - if (args->v0.types & NVIF_CONN_EVENT_V0_PLUG ) bits |= NVKM_I2C_PLUG; - if (args->v0.types & NVIF_CONN_EVENT_V0_UNPLUG) bits |= NVKM_I2C_UNPLUG; - if (args->v0.types & NVIF_CONN_EVENT_V0_IRQ ) bits |= NVKM_I2C_IRQ; + if (outp->info.connector == conn->index) + break; + }

- return nvkm_uevent_add(uevent, &device->i2c->event, outp->dp.aux->id, bits, - nvkm_uconn_uevent_aux); - } + if (&outp->head == &conn->disp->outps) + return -EINVAL; + + if (outp->dp.aux && !outp->info.location) { + if (args->v0.types & NVIF_CONN_EVENT_V0_PLUG ) bits |= NVKM_I2C_PLUG; + if (args->v0.types & NVIF_CONN_EVENT_V0_UNPLUG) bits |= NVKM_I2C_UNPLUG; + if (args->v0.types & NVIF_CONN_EVENT_V0_IRQ ) bits |= NVKM_I2C_IRQ; + + return nvkm_uevent_add(uevent, &device->i2c->event, outp->dp.aux->id, bits, + nvkm_uconn_uevent_aux); }

if (args->v0.types & NVIF_CONN_EVENT_V0_PLUG ) bits |= NVKM_GPIO_HI; if (args->v0.types & NVIF_CONN_EVENT_V0_UNPLUG) bits |= NVKM_GPIO_LO; - if (args->v0.types & NVIF_CONN_EVENT_V0_IRQ) - return -EINVAL; + if (args->v0.types & NVIF_CONN_EVENT_V0_IRQ) { + /* TODO: support DP IRQ on ANX9805 and remove this hack. */ + if (!outp->info.location) + return -EINVAL; + }

return nvkm_uevent_add(uevent, &device->gpio->event, conn->info.hpd, bits, nvkm_uconn_uevent_gpio); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c index 976539de4220..731b2f68d3db 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c @@ -260,10 +260,11 @@ nvkm_i2c_new_(const struct nvkm_i2c_func *func, struct nvkm_device *device, { struct nvkm_bios *bios = device->bios; struct nvkm_i2c *i2c; + struct nvkm_i2c_aux *aux; struct dcb_i2c_entry ccbE; struct dcb_output dcbE; u8 ver, hdr; - int ret, i; + int ret, i, ids;

if (!(i2c = *pi2c = kzalloc(sizeof(*i2c), GFP_KERNEL))) return -ENOMEM; @@ -406,5 +407,11 @@ nvkm_i2c_new_(const struct nvkm_i2c_func *func, struct nvkm_device *device, } }

- return nvkm_event_init(&nvkm_i2c_intr_func, &i2c->subdev, 4, i, &i2c->event); + ids = 0; + list_for_each_entry(aux, &i2c->aux, head) + ids = max(ids, aux->id + 1); + if (!ids) + return 0; + + return nvkm_event_init(&nvkm_i2c_intr_func, &i2c->subdev, 4, ids, &i2c->event); } diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 46a27ebf4588..a6700d7278bf 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -270,7 +270,8 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data) { struct drm_radeon_cs *cs = data; uint64_t *chunk_array_ptr; - unsigned size, i; + u64 size; + unsigned i; u32 ring = RADEON_CS_RING_GFX; s32 priority = 0;

diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c index 7333f7a87a2f..46ff9c75bb12 100644 --- a/drivers/gpu/drm/ttm/ttm_resource.c +++ b/drivers/gpu/drm/ttm/ttm_resource.c @@ -86,6 +86,8 @@ static void ttm_lru_bulk_move_pos_tail(struct ttm_lru_bulk_move_pos *pos, struct ttm_resource *res) { if (pos->last != res) { + if (pos->first == res) + pos->first = list_next_entry(res, lru); list_move(&res->lru, &pos->last->lru); pos->last = res; } @@ -111,7 +113,8 @@ static void ttm_lru_bulk_move_del(struct ttm_lru_bulk_move *bulk, { struct ttm_lru_bulk_move_pos *pos = ttm_lru_bulk_move_pos(bulk, res);

- if (unlikely(pos->first == res && pos->last == res)) { + if (unlikely(WARN_ON(!pos->first || !pos->last) || + (pos->first == res && pos->last == res))) { pos->first = NULL; pos->last = NULL; } else if (pos->first == res) { diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 5d29abac2300..55a436a6dde9 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -620,6 +620,7 @@ #define USB_DEVICE_ID_UGCI_FIGHTING 0x0030

#define USB_VENDOR_ID_HP 0x03f0 +#define USB_PRODUCT_ID_HP_ELITE_PRESENTER_MOUSE_464A 0x464a #define USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A 0x0a4a #define USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A 0x0b4a #define USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE 0x134a diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index 804fc03600cc..3983b4f282f8 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -96,6 +96,7 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A096), HID_QUIRK_NO_INIT_REPORTS }, { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD_A293), HID_QUIRK_ALWAYS_POLL }, { HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0A4A), HID_QUIRK_ALWAYS_POLL }, + { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_ELITE_PRESENTER_MOUSE_464A), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_LOGITECH_OEM_USB_OPTICAL_MOUSE_0B4A), HID_QUIRK_ALWAYS_POLL }, { HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE), HID_QUIRK_ALWAYS_POLL }, { HID_USB_DEVICE(USB_VENDOR_ID_HP, USB_PRODUCT_ID_HP_PIXART_OEM_USB_OPTICAL_MOUSE_094A), HID_QUIRK_ALWAYS_POLL }, diff --git a/drivers/iommu/iommu-sva.c b/drivers/iommu/iommu-sva.c index 3ebd4b6586b3..05c0fb2acbc4 100644 --- a/drivers/iommu/iommu-sva.c +++ b/drivers/iommu/iommu-sva.c @@ -34,8 +34,9 @@ static int iommu_sva_alloc_pasid(struct mm_struct *mm, ioasid_t min, ioasid_t ma }

ret = ida_alloc_range(&iommu_global_pasid_ida, min, max, GFP_KERNEL); - if (ret < min) + if (ret < 0) goto out; + mm->pasid = ret; ret = 0; out: diff --git a/drivers/md/md.c b/drivers/md/md.c index 350094f1cb09..18384251399a 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -4807,11 +4807,21 @@ action_store(struct mddev *mddev, const char *page, size_t len) return -EINVAL; err = mddev_lock(mddev); if (!err) { - if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) + if (test_bit(MD_RECOVERY_RUNNING, &mddev->recovery)) { err = -EBUSY; - else { + } else if (mddev->reshape_position == MaxSector || + mddev->pers->check_reshape == NULL || + mddev->pers->check_reshape(mddev)) { clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); err = mddev->pers->start_reshape(mddev); + } else { + /* + * If reshape is still in progress, and + * md_check_recovery() can continue to reshape, + * don't restart reshape because data can be + * corrupted for raid456. + */ + clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery); } mddev_unlock(mddev); } diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 9d2396349619..ee75b058438f 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -920,6 +920,7 @@ static void flush_pending_writes(struct r10conf *conf)

raid1_submit_write(bio); bio = next; + cond_resched(); } blk_finish_plug(&plug); } else @@ -1132,6 +1133,7 @@ static void raid10_unplug(struct blk_plug_cb *cb, bool from_schedule)

raid1_submit_write(bio); bio = next; + cond_resched(); } kfree(plug); } diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c index 68df6d4641b5..eebf967f4711 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c @@ -227,6 +227,8 @@ static int __mcp251xfd_chip_set_mode(const struct mcp251xfd_priv *priv, const u8 mode_req, bool nowait) { + const struct can_bittiming *bt = &priv->can.bittiming; + unsigned long timeout_us = MCP251XFD_POLL_TIMEOUT_US; u32 con = 0, con_reqop, osc = 0; u8 mode; int err; @@ -246,12 +248,16 @@ __mcp251xfd_chip_set_mode(const struct mcp251xfd_priv *priv, if (mode_req == MCP251XFD_REG_CON_MODE_SLEEP || nowait) return 0;

+ if (bt->bitrate) + timeout_us = max_t(unsigned long, timeout_us, + MCP251XFD_FRAME_LEN_MAX_BITS * USEC_PER_SEC / + bt->bitrate); + err = regmap_read_poll_timeout(priv->map_reg, MCP251XFD_REG_CON, con, !mcp251xfd_reg_invalid(con) && FIELD_GET(MCP251XFD_REG_CON_OPMOD_MASK, con) == mode_req, - MCP251XFD_POLL_SLEEP_US, - MCP251XFD_POLL_TIMEOUT_US); + MCP251XFD_POLL_SLEEP_US, timeout_us); if (err != -ETIMEDOUT && err != -EBADMSG) return err;

diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd.h b/drivers/net/can/spi/mcp251xfd/mcp251xfd.h index 7024ff0cc2c0..24510b3b8020 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd.h +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd.h @@ -387,6 +387,7 @@ static_assert(MCP251XFD_TIMESTAMP_WORK_DELAY_SEC < #define MCP251XFD_OSC_STAB_TIMEOUT_US (10 * MCP251XFD_OSC_STAB_SLEEP_US) #define MCP251XFD_POLL_SLEEP_US (10) #define MCP251XFD_POLL_TIMEOUT_US (USEC_PER_MSEC) +#define MCP251XFD_FRAME_LEN_MAX_BITS (736)

/* Misc */ #define MCP251XFD_NAPI_WEIGHT 32 diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index d476c2884008..f418066569fc 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -303,12 +303,6 @@ struct gs_can { struct can_bittiming_const bt_const, data_bt_const; unsigned int channel; /* channel number */

- /* time counter for hardware timestamps */ - struct cyclecounter cc; - struct timecounter tc; - spinlock_t tc_lock; /* spinlock to guard access tc->cycle_last */ - struct delayed_work timestamp; - u32 feature; unsigned int hf_size_tx;

@@ -325,6 +319,13 @@ struct gs_usb { struct gs_can *canch[GS_MAX_INTF]; struct usb_anchor rx_submitted; struct usb_device *udev; + + /* time counter for hardware timestamps */ + struct cyclecounter cc; + struct timecounter tc; + spinlock_t tc_lock; /* spinlock to guard access tc->cycle_last */ + struct delayed_work timestamp; + unsigned int hf_size_rx; u8 active_channels; }; @@ -388,15 +389,15 @@ static int gs_cmd_reset(struct gs_can *dev) GFP_KERNEL); }

-static inline int gs_usb_get_timestamp(const struct gs_can *dev, +static inline int gs_usb_get_timestamp(const struct gs_usb *parent, u32 *timestamp_p) { __le32 timestamp; int rc;

- rc = usb_control_msg_recv(dev->udev, 0, GS_USB_BREQ_TIMESTAMP, + rc = usb_control_msg_recv(parent->udev, 0, GS_USB_BREQ_TIMESTAMP, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE, - dev->channel, 0, + 0, 0, &timestamp, sizeof(timestamp), USB_CTRL_GET_TIMEOUT, GFP_KERNEL); @@ -410,20 +411,20 @@ static inline int gs_usb_get_timestamp(const struct gs_can *dev,

static u64 gs_usb_timestamp_read(const struct cyclecounter *cc) __must_hold(&dev->tc_lock) { - struct gs_can *dev = container_of(cc, struct gs_can, cc); + struct gs_usb *parent = container_of(cc, struct gs_usb, cc); u32 timestamp = 0; int err;

- lockdep_assert_held(&dev->tc_lock); + lockdep_assert_held(&parent->tc_lock);

/* drop lock for synchronous USB transfer */ - spin_unlock_bh(&dev->tc_lock); - err = gs_usb_get_timestamp(dev, &timestamp); - spin_lock_bh(&dev->tc_lock); + spin_unlock_bh(&parent->tc_lock); + err = gs_usb_get_timestamp(parent, &timestamp); + spin_lock_bh(&parent->tc_lock); if (err) - netdev_err(dev->netdev, - "Error %d while reading timestamp. HW timestamps may be inaccurate.", - err); + dev_err(&parent->udev->dev, + "Error %d while reading timestamp. HW timestamps may be inaccurate.", + err);

return timestamp; } @@ -431,14 +432,14 @@ static u64 gs_usb_timestamp_read(const struct cyclecounter *cc) __must_hold(&dev static void gs_usb_timestamp_work(struct work_struct *work) { struct delayed_work *delayed_work = to_delayed_work(work); - struct gs_can *dev; + struct gs_usb *parent;

- dev = container_of(delayed_work, struct gs_can, timestamp); - spin_lock_bh(&dev->tc_lock); - timecounter_read(&dev->tc); - spin_unlock_bh(&dev->tc_lock); + parent = container_of(delayed_work, struct gs_usb, timestamp); + spin_lock_bh(&parent->tc_lock); + timecounter_read(&parent->tc); + spin_unlock_bh(&parent->tc_lock);

- schedule_delayed_work(&dev->timestamp, + schedule_delayed_work(&parent->timestamp, GS_USB_TIMESTAMP_WORK_DELAY_SEC * HZ); }

@@ -446,37 +447,38 @@ static void gs_usb_skb_set_timestamp(struct gs_can *dev, struct sk_buff *skb, u32 timestamp) { struct skb_shared_hwtstamps *hwtstamps = skb_hwtstamps(skb); + struct gs_usb *parent = dev->parent; u64 ns;

- spin_lock_bh(&dev->tc_lock); - ns = timecounter_cyc2time(&dev->tc, timestamp); - spin_unlock_bh(&dev->tc_lock); + spin_lock_bh(&parent->tc_lock); + ns = timecounter_cyc2time(&parent->tc, timestamp); + spin_unlock_bh(&parent->tc_lock);

hwtstamps->hwtstamp = ns_to_ktime(ns); }

-static void gs_usb_timestamp_init(struct gs_can *dev) +static void gs_usb_timestamp_init(struct gs_usb *parent) { - struct cyclecounter *cc = &dev->cc; + struct cyclecounter *cc = &parent->cc;

cc->read = gs_usb_timestamp_read; cc->mask = CYCLECOUNTER_MASK(32); cc->shift = 32 - bits_per(NSEC_PER_SEC / GS_USB_TIMESTAMP_TIMER_HZ); cc->mult = clocksource_hz2mult(GS_USB_TIMESTAMP_TIMER_HZ, cc->shift);

- spin_lock_init(&dev->tc_lock); - spin_lock_bh(&dev->tc_lock); - timecounter_init(&dev->tc, &dev->cc, ktime_get_real_ns()); - spin_unlock_bh(&dev->tc_lock); + spin_lock_init(&parent->tc_lock); + spin_lock_bh(&parent->tc_lock); + timecounter_init(&parent->tc, &parent->cc, ktime_get_real_ns()); + spin_unlock_bh(&parent->tc_lock);

- INIT_DELAYED_WORK(&dev->timestamp, gs_usb_timestamp_work); - schedule_delayed_work(&dev->timestamp, + INIT_DELAYED_WORK(&parent->timestamp, gs_usb_timestamp_work); + schedule_delayed_work(&parent->timestamp, GS_USB_TIMESTAMP_WORK_DELAY_SEC * HZ); }

-static void gs_usb_timestamp_stop(struct gs_can *dev) +static void gs_usb_timestamp_stop(struct gs_usb *parent) { - cancel_delayed_work_sync(&dev->timestamp); + cancel_delayed_work_sync(&parent->timestamp); }

static void gs_update_state(struct gs_can *dev, struct can_frame *cf) @@ -560,6 +562,9 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) if (!netif_device_present(netdev)) return;

+ if (!netif_running(netdev)) + goto resubmit_urb; + if (hf->echo_id == -1) { /* normal rx */ if (hf->flags & GS_CAN_FLAG_FD) { skb = alloc_canfd_skb(dev->netdev, &cfd); @@ -833,6 +838,7 @@ static int gs_can_open(struct net_device *netdev) .mode = cpu_to_le32(GS_CAN_MODE_START), }; struct gs_host_frame *hf; + struct urb *urb = NULL; u32 ctrlmode; u32 flags = 0; int rc, i; @@ -855,14 +861,18 @@ static int gs_can_open(struct net_device *netdev) }

if (!parent->active_channels) { + if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) + gs_usb_timestamp_init(parent); + for (i = 0; i < GS_MAX_RX_URBS; i++) { - struct urb *urb; u8 *buf;

/* alloc rx urb */ urb = usb_alloc_urb(0, GFP_KERNEL); - if (!urb) - return -ENOMEM; + if (!urb) { + rc = -ENOMEM; + goto out_usb_kill_anchored_urbs; + }

/* alloc rx buffer */ buf = kmalloc(dev->parent->hf_size_rx, @@ -870,8 +880,8 @@ static int gs_can_open(struct net_device *netdev) if (!buf) { netdev_err(netdev, "No memory left for USB buffer\n"); - usb_free_urb(urb); - return -ENOMEM; + rc = -ENOMEM; + goto out_usb_free_urb; }

/* fill, anchor, and submit rx urb */ @@ -894,9 +904,7 @@ static int gs_can_open(struct net_device *netdev) netdev_err(netdev, "usb_submit failed (err=%d)\n", rc);

- usb_unanchor_urb(urb); - usb_free_urb(urb); - break; + goto out_usb_unanchor_urb; }

/* Drop reference, @@ -926,13 +934,9 @@ static int gs_can_open(struct net_device *netdev) flags |= GS_CAN_MODE_FD;

/* if hardware supports timestamps, enable it */ - if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) { + if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) flags |= GS_CAN_MODE_HW_TIMESTAMP;

- /* start polling timestamp */ - gs_usb_timestamp_init(dev); - } - /* finally start device */ dev->can.state = CAN_STATE_ERROR_ACTIVE; dm.flags = cpu_to_le32(flags); @@ -942,10 +946,9 @@ static int gs_can_open(struct net_device *netdev) GFP_KERNEL); if (rc) { netdev_err(netdev, "Couldn't start device (err=%d)\n", rc); - if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) - gs_usb_timestamp_stop(dev); dev->can.state = CAN_STATE_STOPPED; - return rc; + + goto out_usb_kill_anchored_urbs; }

parent->active_channels++; @@ -953,6 +956,22 @@ static int gs_can_open(struct net_device *netdev) netif_start_queue(netdev);

return 0; + +out_usb_unanchor_urb: + usb_unanchor_urb(urb); +out_usb_free_urb: + usb_free_urb(urb); +out_usb_kill_anchored_urbs: + if (!parent->active_channels) { + usb_kill_anchored_urbs(&dev->tx_submitted); + + if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) + gs_usb_timestamp_stop(parent); + } + + close_candev(netdev); + + return rc; }

static int gs_usb_get_state(const struct net_device *netdev, @@ -998,14 +1017,13 @@ static int gs_can_close(struct net_device *netdev)

netif_stop_queue(netdev);

- /* stop polling timestamp */ - if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) - gs_usb_timestamp_stop(dev); - /* Stop polling */ parent->active_channels--; if (!parent->active_channels) { usb_kill_anchored_urbs(&parent->rx_submitted); + + if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP) + gs_usb_timestamp_stop(parent); }

/* Stop sending URBs */ diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index f56fca1b1a22..cc5b19a3d0df 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -506,7 +506,13 @@ static int ksz8_r_sta_mac_table(struct ksz_device *dev, u16 addr, (data_hi & masks[STATIC_MAC_TABLE_FWD_PORTS]) >> shifts[STATIC_MAC_FWD_PORTS]; alu->is_override = (data_hi & masks[STATIC_MAC_TABLE_OVERRIDE]) ? 1 : 0; - data_hi >>= 1; + + /* KSZ8795 family switches have STATIC_MAC_TABLE_USE_FID and + * STATIC_MAC_TABLE_FID definitions off by 1 when doing read on the + * static MAC table compared to doing write. + */ + if (ksz_is_ksz87xx(dev)) + data_hi >>= 1; alu->is_static = true; alu->is_use_fid = (data_hi & masks[STATIC_MAC_TABLE_USE_FID]) ? 1 : 0; alu->fid = (data_hi & masks[STATIC_MAC_TABLE_FID]) >> diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index a4428be5f483..a0ba2605bb62 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -331,13 +331,13 @@ static const u32 ksz8795_masks[] = { [STATIC_MAC_TABLE_VALID] = BIT(21), [STATIC_MAC_TABLE_USE_FID] = BIT(23), [STATIC_MAC_TABLE_FID] = GENMASK(30, 24), - [STATIC_MAC_TABLE_OVERRIDE] = BIT(26), - [STATIC_MAC_TABLE_FWD_PORTS] = GENMASK(24, 20), + [STATIC_MAC_TABLE_OVERRIDE] = BIT(22), + [STATIC_MAC_TABLE_FWD_PORTS] = GENMASK(20, 16), [DYNAMIC_MAC_TABLE_ENTRIES_H] = GENMASK(6, 0), - [DYNAMIC_MAC_TABLE_MAC_EMPTY] = BIT(8), + [DYNAMIC_MAC_TABLE_MAC_EMPTY] = BIT(7), [DYNAMIC_MAC_TABLE_NOT_READY] = BIT(7), [DYNAMIC_MAC_TABLE_ENTRIES] = GENMASK(31, 29), - [DYNAMIC_MAC_TABLE_FID] = GENMASK(26, 20), + [DYNAMIC_MAC_TABLE_FID] = GENMASK(22, 16), [DYNAMIC_MAC_TABLE_SRC_PORT] = GENMASK(26, 24), [DYNAMIC_MAC_TABLE_TIMESTAMP] = GENMASK(28, 27), [P_MII_TX_FLOW_CTRL] = BIT(5), diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 8abecaf6089e..33d9a2f6af27 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -569,6 +569,13 @@ static inline void ksz_regmap_unlock(void *__mtx) mutex_unlock(mtx); }

+static inline bool ksz_is_ksz87xx(struct ksz_device *dev) +{ + return dev->chip_id == KSZ8795_CHIP_ID || + dev->chip_id == KSZ8794_CHIP_ID || + dev->chip_id == KSZ8765_CHIP_ID; +} + static inline bool ksz_is_ksz88x3(struct ksz_device *dev) { return dev->chip_id == KSZ8830_CHIP_ID; diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 08a46ffd53af..642e93e8623e 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -109,6 +109,13 @@ int mv88e6xxx_wait_mask(struct mv88e6xxx_chip *chip, int addr, int reg, usleep_range(1000, 2000); }

+ err = mv88e6xxx_read(chip, addr, reg, &data); + if (err) + return err; + + if ((data & mask) == val) + return 0; + dev_err(chip->dev, "Timeout while waiting for switch\n"); return -ETIMEDOUT; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index d385ffc21876..32bb14303473 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -438,19 +438,36 @@ static void hns3_dbg_fill_content(char *content, u16 len, const struct hns3_dbg_item *items, const char **result, u16 size) { +#define HNS3_DBG_LINE_END_LEN 2 char *pos = content; + u16 item_len; u16 i;

+ if (!len) { + return; + } else if (len <= HNS3_DBG_LINE_END_LEN) { + *pos++ = '\0'; + return; + } + memset(content, ' ', len); - for (i = 0; i < size; i++) { - if (result) - strncpy(pos, result[i], strlen(result[i])); - else - strncpy(pos, items[i].name, strlen(items[i].name)); + len -= HNS3_DBG_LINE_END_LEN;

- pos += strlen(items[i].name) + items[i].interval; + for (i = 0; i < size; i++) { + item_len = strlen(items[i].name) + items[i].interval; + if (len < item_len) + break; + + if (result) { + if (item_len < strlen(result[i])) + break; + strscpy(pos, result[i], strlen(result[i])); + } else { + strscpy(pos, items[i].name, strlen(items[i].name)); + } + pos += item_len; + len -= item_len; } - *pos++ = '\n'; *pos++ = '\0'; } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c index a0b46e7d863e..233c132dc513 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_debugfs.c @@ -88,16 +88,35 @@ static void hclge_dbg_fill_content(char *content, u16 len, const struct hclge_dbg_item *items, const char **result, u16 size) { +#define HCLGE_DBG_LINE_END_LEN 2 char *pos = content; + u16 item_len; u16 i;

+ if (!len) { + return; + } else if (len <= HCLGE_DBG_LINE_END_LEN) { + *pos++ = '\0'; + return; + } + memset(content, ' ', len); + len -= HCLGE_DBG_LINE_END_LEN; + for (i = 0; i < size; i++) { - if (result) - strncpy(pos, result[i], strlen(result[i])); - else - strncpy(pos, items[i].name, strlen(items[i].name)); - pos += strlen(items[i].name) + items[i].interval; + item_len = strlen(items[i].name) + items[i].interval; + if (len < item_len) + break; + + if (result) { + if (item_len < strlen(result[i])) + break; + strscpy(pos, result[i], strlen(result[i])); + } else { + strscpy(pos, items[i].name, strlen(items[i].name)); + } + pos += item_len; + len -= item_len; } *pos++ = '\n'; *pos++ = '\0'; diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h index 39d0fe76a38f..8cbdebc5b698 100644 --- a/drivers/net/ethernet/intel/iavf/iavf.h +++ b/drivers/net/ethernet/intel/iavf/iavf.h @@ -255,8 +255,10 @@ struct iavf_adapter { struct workqueue_struct *wq; struct work_struct reset_task; struct work_struct adminq_task; + struct work_struct finish_config; struct delayed_work client_task; wait_queue_head_t down_waitqueue; + wait_queue_head_t reset_waitqueue; wait_queue_head_t vc_waitqueue; struct iavf_q_vector *q_vectors; struct list_head vlan_filter_list; @@ -518,14 +520,12 @@ int iavf_up(struct iavf_adapter *adapter); void iavf_down(struct iavf_adapter *adapter); int iavf_process_config(struct iavf_adapter *adapter); int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter); -void iavf_schedule_reset(struct iavf_adapter *adapter); +void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags); void iavf_schedule_request_stats(struct iavf_adapter *adapter); +void iavf_schedule_finish_config(struct iavf_adapter *adapter); void iavf_reset(struct iavf_adapter *adapter); void iavf_set_ethtool_ops(struct net_device *netdev); void iavf_update_stats(struct iavf_adapter *adapter); -void iavf_reset_interrupt_capability(struct iavf_adapter *adapter); -int iavf_init_interrupt_scheme(struct iavf_adapter *adapter); -void iavf_irq_enable_queues(struct iavf_adapter *adapter); void iavf_free_all_tx_resources(struct iavf_adapter *adapter); void iavf_free_all_rx_resources(struct iavf_adapter *adapter);

@@ -579,17 +579,11 @@ void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid); void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid); void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid); void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid); -int iavf_replace_primary_mac(struct iavf_adapter *adapter, - const u8 *new_mac); -void -iavf_set_vlan_offload_features(struct iavf_adapter *adapter, - netdev_features_t prev_features, - netdev_features_t features); void iavf_add_fdir_filter(struct iavf_adapter *adapter); void iavf_del_fdir_filter(struct iavf_adapter *adapter); void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter); void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter); struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter, const u8 *macaddr); -int iavf_lock_timeout(struct mutex *lock, unsigned int msecs); +int iavf_wait_for_reset(struct iavf_adapter *adapter); #endif /* _IAVF_H_ */ diff --git a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c index 6f171d1d85b7..2f47cfa7f06e 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_ethtool.c +++ b/drivers/net/ethernet/intel/iavf/iavf_ethtool.c @@ -484,6 +484,7 @@ static int iavf_set_priv_flags(struct net_device *netdev, u32 flags) { struct iavf_adapter *adapter = netdev_priv(netdev); u32 orig_flags, new_flags, changed_flags; + int ret = 0; u32 i;

orig_flags = READ_ONCE(adapter->flags); @@ -531,12 +532,14 @@ static int iavf_set_priv_flags(struct net_device *netdev, u32 flags) /* issue a reset to force legacy-rx change to take effect */ if (changed_flags & IAVF_FLAG_LEGACY_RX) { if (netif_running(netdev)) { - adapter->flags |= IAVF_FLAG_RESET_NEEDED; - queue_work(adapter->wq, &adapter->reset_task); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_NEEDED); + ret = iavf_wait_for_reset(adapter); + if (ret) + netdev_warn(netdev, "Changing private flags timeout or interrupted waiting for reset"); } }

- return 0; + return ret; }

/** @@ -627,6 +630,7 @@ static int iavf_set_ringparam(struct net_device *netdev, { struct iavf_adapter *adapter = netdev_priv(netdev); u32 new_rx_count, new_tx_count; + int ret = 0;

if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) return -EINVAL; @@ -671,11 +675,13 @@ static int iavf_set_ringparam(struct net_device *netdev, }

if (netif_running(netdev)) { - adapter->flags |= IAVF_FLAG_RESET_NEEDED; - queue_work(adapter->wq, &adapter->reset_task); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_NEEDED); + ret = iavf_wait_for_reset(adapter); + if (ret) + netdev_warn(netdev, "Changing ring parameters timeout or interrupted waiting for reset"); }

- return 0; + return ret; }

/** @@ -1830,7 +1836,7 @@ static int iavf_set_channels(struct net_device *netdev, { struct iavf_adapter *adapter = netdev_priv(netdev); u32 num_req = ch->combined_count; - int i; + int ret = 0;

if ((adapter->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_ADQ) && adapter->num_tc) { @@ -1852,22 +1858,13 @@ static int iavf_set_channels(struct net_device *netdev,

adapter->num_req_queues = num_req; adapter->flags |= IAVF_FLAG_REINIT_ITR_NEEDED; - iavf_schedule_reset(adapter); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_NEEDED);

- /* wait for the reset is done */ - for (i = 0; i < IAVF_RESET_WAIT_COMPLETE_COUNT; i++) { - msleep(IAVF_RESET_WAIT_MS); - if (adapter->flags & IAVF_FLAG_RESET_PENDING) - continue; - break; - } - if (i == IAVF_RESET_WAIT_COMPLETE_COUNT) { - adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; - adapter->num_active_queues = num_req; - return -EOPNOTSUPP; - } + ret = iavf_wait_for_reset(adapter); + if (ret) + netdev_warn(netdev, "Changing channel count timeout or interrupted waiting for reset");

- return 0; + return ret; }

/** diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 4a66873882d1..ba96312feb50 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -166,6 +166,45 @@ static struct iavf_adapter *iavf_pdev_to_adapter(struct pci_dev *pdev) return netdev_priv(pci_get_drvdata(pdev)); }

+/** + * iavf_is_reset_in_progress - Check if a reset is in progress + * @adapter: board private structure + */ +static bool iavf_is_reset_in_progress(struct iavf_adapter *adapter) +{ + if (adapter->state == __IAVF_RESETTING || + adapter->flags & (IAVF_FLAG_RESET_PENDING | + IAVF_FLAG_RESET_NEEDED)) + return true; + + return false; +} + +/** + * iavf_wait_for_reset - Wait for reset to finish. + * @adapter: board private structure + * + * Returns 0 if reset finished successfully, negative on timeout or interrupt. + */ +int iavf_wait_for_reset(struct iavf_adapter *adapter) +{ + int ret = wait_event_interruptible_timeout(adapter->reset_waitqueue, + !iavf_is_reset_in_progress(adapter), + msecs_to_jiffies(5000)); + + /* If ret < 0 then it means wait was interrupted. + * If ret == 0 then it means we got a timeout while waiting + * for reset to finish. + * If ret > 0 it means reset has finished. + */ + if (ret > 0) + return 0; + else if (ret < 0) + return -EINTR; + else + return -EBUSY; +} + /** * iavf_allocate_dma_mem_d - OS specific memory alloc for shared code * @hw: pointer to the HW structure @@ -253,7 +292,7 @@ enum iavf_status iavf_free_virt_mem_d(struct iavf_hw *hw, * * Returns 0 on success, negative on failure **/ -int iavf_lock_timeout(struct mutex *lock, unsigned int msecs) +static int iavf_lock_timeout(struct mutex *lock, unsigned int msecs) { unsigned int wait, delay = 10;

@@ -270,12 +309,14 @@ int iavf_lock_timeout(struct mutex *lock, unsigned int msecs) /** * iavf_schedule_reset - Set the flags and schedule a reset event * @adapter: board private structure + * @flags: IAVF_FLAG_RESET_PENDING or IAVF_FLAG_RESET_NEEDED **/ -void iavf_schedule_reset(struct iavf_adapter *adapter) +void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags) { - if (!(adapter->flags & - (IAVF_FLAG_RESET_PENDING | IAVF_FLAG_RESET_NEEDED))) { - adapter->flags |= IAVF_FLAG_RESET_NEEDED; + if (!test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section) && + !(adapter->flags & + (IAVF_FLAG_RESET_PENDING | IAVF_FLAG_RESET_NEEDED))) { + adapter->flags |= flags; queue_work(adapter->wq, &adapter->reset_task); } } @@ -303,7 +344,7 @@ static void iavf_tx_timeout(struct net_device *netdev, unsigned int txqueue) struct iavf_adapter *adapter = netdev_priv(netdev);

adapter->tx_timeout_count++; - iavf_schedule_reset(adapter); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_NEEDED); }

/** @@ -362,7 +403,7 @@ static void iavf_irq_disable(struct iavf_adapter *adapter) * iavf_irq_enable_queues - Enable interrupt for all queues * @adapter: board private structure **/ -void iavf_irq_enable_queues(struct iavf_adapter *adapter) +static void iavf_irq_enable_queues(struct iavf_adapter *adapter) { struct iavf_hw *hw = &adapter->hw; int i; @@ -1003,8 +1044,8 @@ struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter, * * Do not call this with mac_vlan_list_lock! **/ -int iavf_replace_primary_mac(struct iavf_adapter *adapter, - const u8 *new_mac) +static int iavf_replace_primary_mac(struct iavf_adapter *adapter, + const u8 *new_mac) { struct iavf_hw *hw = &adapter->hw; struct iavf_mac_filter *f; @@ -1663,10 +1704,10 @@ static int iavf_set_interrupt_capability(struct iavf_adapter *adapter) adapter->msix_entries[vector].entry = vector;

err = iavf_acquire_msix_vectors(adapter, v_budget); + if (!err) + iavf_schedule_finish_config(adapter);

out: - netif_set_real_num_rx_queues(adapter->netdev, pairs); - netif_set_real_num_tx_queues(adapter->netdev, pairs); return err; }

@@ -1840,19 +1881,16 @@ static int iavf_alloc_q_vectors(struct iavf_adapter *adapter) static void iavf_free_q_vectors(struct iavf_adapter *adapter) { int q_idx, num_q_vectors; - int napi_vectors;

if (!adapter->q_vectors) return;

num_q_vectors = adapter->num_msix_vectors - NONQ_VECS; - napi_vectors = adapter->num_active_queues;

for (q_idx = 0; q_idx < num_q_vectors; q_idx++) { struct iavf_q_vector *q_vector = &adapter->q_vectors[q_idx];

- if (q_idx < napi_vectors) - netif_napi_del(&q_vector->napi); + netif_napi_del(&q_vector->napi); } kfree(adapter->q_vectors); adapter->q_vectors = NULL; @@ -1863,7 +1901,7 @@ static void iavf_free_q_vectors(struct iavf_adapter *adapter) * @adapter: board private structure * **/ -void iavf_reset_interrupt_capability(struct iavf_adapter *adapter) +static void iavf_reset_interrupt_capability(struct iavf_adapter *adapter) { if (!adapter->msix_entries) return; @@ -1878,7 +1916,7 @@ void iavf_reset_interrupt_capability(struct iavf_adapter *adapter) * @adapter: board private structure to initialize * **/ -int iavf_init_interrupt_scheme(struct iavf_adapter *adapter) +static int iavf_init_interrupt_scheme(struct iavf_adapter *adapter) { int err;

@@ -1889,9 +1927,7 @@ int iavf_init_interrupt_scheme(struct iavf_adapter *adapter) goto err_alloc_queues; }

- rtnl_lock(); err = iavf_set_interrupt_capability(adapter); - rtnl_unlock(); if (err) { dev_err(&adapter->pdev->dev, "Unable to setup interrupt capabilities\n"); @@ -1944,15 +1980,16 @@ static void iavf_free_rss(struct iavf_adapter *adapter) /** * iavf_reinit_interrupt_scheme - Reallocate queues and vectors * @adapter: board private structure + * @running: true if adapter->state == __IAVF_RUNNING * * Returns 0 on success, negative on failure **/ -static int iavf_reinit_interrupt_scheme(struct iavf_adapter *adapter) +static int iavf_reinit_interrupt_scheme(struct iavf_adapter *adapter, bool running) { struct net_device *netdev = adapter->netdev; int err;

- if (netif_running(netdev)) + if (running) iavf_free_traffic_irqs(adapter); iavf_free_misc_irq(adapter); iavf_reset_interrupt_capability(adapter); @@ -1976,6 +2013,78 @@ static int iavf_reinit_interrupt_scheme(struct iavf_adapter *adapter) return err; }

+/** + * iavf_finish_config - do all netdev work that needs RTNL + * @work: our work_struct + * + * Do work that needs both RTNL and crit_lock. + **/ +static void iavf_finish_config(struct work_struct *work) +{ + struct iavf_adapter *adapter; + int pairs, err; + + adapter = container_of(work, struct iavf_adapter, finish_config); + + /* Always take RTNL first to prevent circular lock dependency */ + rtnl_lock(); + mutex_lock(&adapter->crit_lock); + + if ((adapter->flags & IAVF_FLAG_SETUP_NETDEV_FEATURES) && + adapter->netdev_registered && + !test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section)) { + netdev_update_features(adapter->netdev); + adapter->flags &= ~IAVF_FLAG_SETUP_NETDEV_FEATURES; + } + + switch (adapter->state) { + case __IAVF_DOWN: + if (!adapter->netdev_registered) { + err = register_netdevice(adapter->netdev); + if (err) { + dev_err(&adapter->pdev->dev, "Unable to register netdev (%d)\n", + err); + + /* go back and try again.*/ + iavf_free_rss(adapter); + iavf_free_misc_irq(adapter); + iavf_reset_interrupt_capability(adapter); + iavf_change_state(adapter, + __IAVF_INIT_CONFIG_ADAPTER); + goto out; + } + adapter->netdev_registered = true; + } + + /* Set the real number of queues when reset occurs while + * state == __IAVF_DOWN + */ + fallthrough; + case __IAVF_RUNNING: + pairs = adapter->num_active_queues; + netif_set_real_num_rx_queues(adapter->netdev, pairs); + netif_set_real_num_tx_queues(adapter->netdev, pairs); + break; + + default: + break; + } + +out: + mutex_unlock(&adapter->crit_lock); + rtnl_unlock(); +} + +/** + * iavf_schedule_finish_config - Set the flags and schedule a reset event + * @adapter: board private structure + **/ +void iavf_schedule_finish_config(struct iavf_adapter *adapter) +{ + if (!test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section)) + queue_work(adapter->wq, &adapter->finish_config); +} + /** * iavf_process_aq_command - process aq_required flags * and sends aq command @@ -2176,7 +2285,7 @@ static int iavf_process_aq_command(struct iavf_adapter *adapter) * the watchdog if any changes are requested to expedite the request via * virtchnl. **/ -void +static void iavf_set_vlan_offload_features(struct iavf_adapter *adapter, netdev_features_t prev_features, netdev_features_t features) @@ -2383,7 +2492,7 @@ int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter) adapter->vsi_res->num_queue_pairs); adapter->flags |= IAVF_FLAG_REINIT_MSIX_NEEDED; adapter->num_req_queues = adapter->vsi_res->num_queue_pairs; - iavf_schedule_reset(adapter); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_NEEDED);

return -EAGAIN; } @@ -2613,22 +2722,8 @@ static void iavf_init_config_adapter(struct iavf_adapter *adapter)

netif_carrier_off(netdev); adapter->link_up = false; - - /* set the semaphore to prevent any callbacks after device registration - * up to time when state of driver will be set to __IAVF_DOWN - */ - rtnl_lock(); - if (!adapter->netdev_registered) { - err = register_netdevice(netdev); - if (err) { - rtnl_unlock(); - goto err_register; - } - } - - adapter->netdev_registered = true; - netif_tx_stop_all_queues(netdev); + if (CLIENT_ALLOWED(adapter)) { err = iavf_lan_add_device(adapter); if (err) @@ -2641,7 +2736,6 @@ static void iavf_init_config_adapter(struct iavf_adapter *adapter)

iavf_change_state(adapter, __IAVF_DOWN); set_bit(__IAVF_VSI_DOWN, adapter->vsi.state); - rtnl_unlock();

iavf_misc_irq_enable(adapter); wake_up(&adapter->down_waitqueue); @@ -2661,10 +2755,11 @@ static void iavf_init_config_adapter(struct iavf_adapter *adapter) /* request initial VLAN offload settings */ iavf_set_vlan_offload_features(adapter, 0, netdev->features);

+ iavf_schedule_finish_config(adapter); return; + err_mem: iavf_free_rss(adapter); -err_register: iavf_free_misc_irq(adapter); err_sw_init: iavf_reset_interrupt_capability(adapter); @@ -2691,26 +2786,9 @@ static void iavf_watchdog_task(struct work_struct *work) goto restart_watchdog; }

- if ((adapter->flags & IAVF_FLAG_SETUP_NETDEV_FEATURES) && - adapter->netdev_registered && - !test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section) && - rtnl_trylock()) { - netdev_update_features(adapter->netdev); - rtnl_unlock(); - adapter->flags &= ~IAVF_FLAG_SETUP_NETDEV_FEATURES; - } - if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) iavf_change_state(adapter, __IAVF_COMM_FAILED);

- if (adapter->flags & IAVF_FLAG_RESET_NEEDED) { - adapter->aq_required = 0; - adapter->current_op = VIRTCHNL_OP_UNKNOWN; - mutex_unlock(&adapter->crit_lock); - queue_work(adapter->wq, &adapter->reset_task); - return; - } - switch (adapter->state) { case __IAVF_STARTUP: iavf_startup(adapter); @@ -2838,11 +2916,10 @@ static void iavf_watchdog_task(struct work_struct *work) /* check for hw reset */ reg_val = rd32(hw, IAVF_VF_ARQLEN1) & IAVF_VF_ARQLEN1_ARQENABLE_MASK; if (!reg_val) { - adapter->flags |= IAVF_FLAG_RESET_PENDING; adapter->aq_required = 0; adapter->current_op = VIRTCHNL_OP_UNKNOWN; dev_err(&adapter->pdev->dev, "Hardware reset detected\n"); - queue_work(adapter->wq, &adapter->reset_task); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_PENDING); mutex_unlock(&adapter->crit_lock); queue_delayed_work(adapter->wq, &adapter->watchdog_task, HZ * 2); @@ -3068,7 +3145,7 @@ static void iavf_reset_task(struct work_struct *work)

if ((adapter->flags & IAVF_FLAG_REINIT_MSIX_NEEDED) || (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED)) { - err = iavf_reinit_interrupt_scheme(adapter); + err = iavf_reinit_interrupt_scheme(adapter, running); if (err) goto reset_err; } @@ -3163,6 +3240,7 @@ static void iavf_reset_task(struct work_struct *work)

adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED;

+ wake_up(&adapter->reset_waitqueue); mutex_unlock(&adapter->client_lock); mutex_unlock(&adapter->crit_lock);

@@ -3239,9 +3317,7 @@ static void iavf_adminq_task(struct work_struct *work) } while (pending); mutex_unlock(&adapter->crit_lock);

- if ((adapter->flags & - (IAVF_FLAG_RESET_PENDING | IAVF_FLAG_RESET_NEEDED)) || - adapter->state == __IAVF_RESETTING) + if (iavf_is_reset_in_progress(adapter)) goto freedom;

/* check for error indications */ @@ -4327,6 +4403,7 @@ static int iavf_close(struct net_device *netdev) static int iavf_change_mtu(struct net_device *netdev, int new_mtu) { struct iavf_adapter *adapter = netdev_priv(netdev); + int ret = 0;

netdev_dbg(netdev, "changing MTU from %d to %d\n", netdev->mtu, new_mtu); @@ -4337,11 +4414,15 @@ static int iavf_change_mtu(struct net_device *netdev, int new_mtu) }

if (netif_running(netdev)) { - adapter->flags |= IAVF_FLAG_RESET_NEEDED; - queue_work(adapter->wq, &adapter->reset_task); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_NEEDED); + ret = iavf_wait_for_reset(adapter); + if (ret < 0) + netdev_warn(netdev, "MTU change interrupted waiting for reset"); + else if (ret) + netdev_warn(netdev, "MTU change timed out waiting for reset"); }

- return 0; + return ret; }

#define NETIF_VLAN_OFFLOAD_FEATURES (NETIF_F_HW_VLAN_CTAG_RX | \ @@ -4934,6 +5015,7 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)

INIT_WORK(&adapter->reset_task, iavf_reset_task); INIT_WORK(&adapter->adminq_task, iavf_adminq_task); + INIT_WORK(&adapter->finish_config, iavf_finish_config); INIT_DELAYED_WORK(&adapter->watchdog_task, iavf_watchdog_task); INIT_DELAYED_WORK(&adapter->client_task, iavf_client_task); queue_delayed_work(adapter->wq, &adapter->watchdog_task, @@ -4942,6 +5024,9 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* Setup the wait queue for indicating transition to down status */ init_waitqueue_head(&adapter->down_waitqueue);

+ /* Setup the wait queue for indicating transition to running state */ + init_waitqueue_head(&adapter->reset_waitqueue); + /* Setup the wait queue for indicating virtchannel events */ init_waitqueue_head(&adapter->vc_waitqueue);

@@ -5073,13 +5158,15 @@ static void iavf_remove(struct pci_dev *pdev) usleep_range(500, 1000); } cancel_delayed_work_sync(&adapter->watchdog_task); + cancel_work_sync(&adapter->finish_config);

+ rtnl_lock(); if (adapter->netdev_registered) { - rtnl_lock(); unregister_netdevice(netdev); adapter->netdev_registered = false; - rtnl_unlock(); } + rtnl_unlock(); + if (CLIENT_ALLOWED(adapter)) { err = iavf_lan_del_device(adapter); if (err) diff --git a/drivers/net/ethernet/intel/iavf/iavf_txrx.c b/drivers/net/ethernet/intel/iavf/iavf_txrx.c index e989feda133c..8c5f6096b002 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_txrx.c +++ b/drivers/net/ethernet/intel/iavf/iavf_txrx.c @@ -54,7 +54,7 @@ static void iavf_unmap_and_free_tx_resource(struct iavf_ring *ring, * iavf_clean_tx_ring - Free any empty Tx buffers * @tx_ring: ring to be cleaned **/ -void iavf_clean_tx_ring(struct iavf_ring *tx_ring) +static void iavf_clean_tx_ring(struct iavf_ring *tx_ring) { unsigned long bi_size; u16 i; @@ -110,7 +110,7 @@ void iavf_free_tx_resources(struct iavf_ring *tx_ring) * Since there is no access to the ring head register * in XL710, we need to use our local copies **/ -u32 iavf_get_tx_pending(struct iavf_ring *ring, bool in_sw) +static u32 iavf_get_tx_pending(struct iavf_ring *ring, bool in_sw) { u32 head, tail;

@@ -127,6 +127,24 @@ u32 iavf_get_tx_pending(struct iavf_ring *ring, bool in_sw) return 0; }

+/** + * iavf_force_wb - Issue SW Interrupt so HW does a wb + * @vsi: the VSI we care about + * @q_vector: the vector on which to force writeback + **/ +static void iavf_force_wb(struct iavf_vsi *vsi, struct iavf_q_vector *q_vector) +{ + u32 val = IAVF_VFINT_DYN_CTLN1_INTENA_MASK | + IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK | /* set noitr */ + IAVF_VFINT_DYN_CTLN1_SWINT_TRIG_MASK | + IAVF_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_MASK + /* allow 00 to be written to the index */; + + wr32(&vsi->back->hw, + IAVF_VFINT_DYN_CTLN1(q_vector->reg_idx), + val); +} + /** * iavf_detect_recover_hung - Function to detect and recover hung_queues * @vsi: pointer to vsi struct with tx queues @@ -352,25 +370,6 @@ static void iavf_enable_wb_on_itr(struct iavf_vsi *vsi, q_vector->arm_wb_state = true; }

-/** - * iavf_force_wb - Issue SW Interrupt so HW does a wb - * @vsi: the VSI we care about - * @q_vector: the vector on which to force writeback - * - **/ -void iavf_force_wb(struct iavf_vsi *vsi, struct iavf_q_vector *q_vector) -{ - u32 val = IAVF_VFINT_DYN_CTLN1_INTENA_MASK | - IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK | /* set noitr */ - IAVF_VFINT_DYN_CTLN1_SWINT_TRIG_MASK | - IAVF_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_MASK - /* allow 00 to be written to the index */; - - wr32(&vsi->back->hw, - IAVF_VFINT_DYN_CTLN1(q_vector->reg_idx), - val); -} - static inline bool iavf_container_is_rx(struct iavf_q_vector *q_vector, struct iavf_ring_container *rc) { @@ -687,7 +686,7 @@ int iavf_setup_tx_descriptors(struct iavf_ring *tx_ring) * iavf_clean_rx_ring - Free Rx buffers * @rx_ring: ring to be cleaned **/ -void iavf_clean_rx_ring(struct iavf_ring *rx_ring) +static void iavf_clean_rx_ring(struct iavf_ring *rx_ring) { unsigned long bi_size; u16 i; diff --git a/drivers/net/ethernet/intel/iavf/iavf_txrx.h b/drivers/net/ethernet/intel/iavf/iavf_txrx.h index 2624bf6d009e..7e6ee32d19b6 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_txrx.h +++ b/drivers/net/ethernet/intel/iavf/iavf_txrx.h @@ -442,15 +442,11 @@ static inline unsigned int iavf_rx_pg_order(struct iavf_ring *ring)

bool iavf_alloc_rx_buffers(struct iavf_ring *rxr, u16 cleaned_count); netdev_tx_t iavf_xmit_frame(struct sk_buff *skb, struct net_device *netdev); -void iavf_clean_tx_ring(struct iavf_ring *tx_ring); -void iavf_clean_rx_ring(struct iavf_ring *rx_ring); int iavf_setup_tx_descriptors(struct iavf_ring *tx_ring); int iavf_setup_rx_descriptors(struct iavf_ring *rx_ring); void iavf_free_tx_resources(struct iavf_ring *tx_ring); void iavf_free_rx_resources(struct iavf_ring *rx_ring); int iavf_napi_poll(struct napi_struct *napi, int budget); -void iavf_force_wb(struct iavf_vsi *vsi, struct iavf_q_vector *q_vector); -u32 iavf_get_tx_pending(struct iavf_ring *ring, bool in_sw); void iavf_detect_recover_hung(struct iavf_vsi *vsi); int __iavf_maybe_stop_tx(struct iavf_ring *tx_ring, int size); bool __iavf_chk_linearize(struct sk_buff *skb); diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c index 7c0578b5457b..be3c007ce90a 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c +++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c @@ -1961,9 +1961,8 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, case VIRTCHNL_EVENT_RESET_IMPENDING: dev_info(&adapter->pdev->dev, "Reset indication received from the PF\n"); if (!(adapter->flags & IAVF_FLAG_RESET_PENDING)) { - adapter->flags |= IAVF_FLAG_RESET_PENDING; dev_info(&adapter->pdev->dev, "Scheduling reset task\n"); - queue_work(adapter->wq, &adapter->reset_task); + iavf_schedule_reset(adapter, IAVF_FLAG_RESET_PENDING); } break; default: @@ -2237,6 +2236,7 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter,

iavf_process_config(adapter); adapter->flags |= IAVF_FLAG_SETUP_NETDEV_FEATURES; + iavf_schedule_finish_config(adapter);

iavf_set_queue_vlan_tag_loc(adapter);

@@ -2285,6 +2285,7 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, case VIRTCHNL_OP_ENABLE_QUEUES: /* enable transmits */ iavf_irq_enable(adapter, true); + wake_up(&adapter->reset_waitqueue); adapter->flags &= ~IAVF_FLAG_QUEUES_DISABLED; break; case VIRTCHNL_OP_DISABLE_QUEUES: diff --git a/drivers/net/ethernet/intel/ice/ice_base.c b/drivers/net/ethernet/intel/ice/ice_base.c index 1911d644dfa8..619cb07a4069 100644 --- a/drivers/net/ethernet/intel/ice/ice_base.c +++ b/drivers/net/ethernet/intel/ice/ice_base.c @@ -758,6 +758,8 @@ void ice_vsi_free_q_vectors(struct ice_vsi *vsi)

ice_for_each_q_vector(vsi, v_idx) ice_free_q_vector(vsi, v_idx); + + vsi->num_q_vectors = 0; }

/** diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index f86e814354a3..ec4138e684bd 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -2920,8 +2920,13 @@ ice_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring,

ring->rx_max_pending = ICE_MAX_NUM_DESC; ring->tx_max_pending = ICE_MAX_NUM_DESC; - ring->rx_pending = vsi->rx_rings[0]->count; - ring->tx_pending = vsi->tx_rings[0]->count; + if (vsi->tx_rings && vsi->rx_rings) { + ring->rx_pending = vsi->rx_rings[0]->count; + ring->tx_pending = vsi->tx_rings[0]->count; + } else { + ring->rx_pending = 0; + ring->tx_pending = 0; + }

/* Rx mini and jumbo rings are not supported */ ring->rx_mini_max_pending = 0; @@ -2955,6 +2960,10 @@ ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring, return -EINVAL; }

+ /* Return if there is no rings (device is reloading) */ + if (!vsi->tx_rings || !vsi->rx_rings) + return -EBUSY; + new_tx_cnt = ALIGN(ring->tx_pending, ICE_REQ_DESC_MULTIPLE); if (new_tx_cnt != ring->tx_pending) netdev_info(netdev, "Requested Tx descriptor count rounded up to %d\n", diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 11ae0e41f518..284a1f0bfdb5 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -3272,39 +3272,12 @@ int ice_vsi_release(struct ice_vsi *vsi) return -ENODEV; pf = vsi->back;

- /* do not unregister while driver is in the reset recovery pending - * state. Since reset/rebuild happens through PF service task workqueue, - * it's not a good idea to unregister netdev that is associated to the - * PF that is running the work queue items currently. This is done to - * avoid check_flush_dependency() warning on this wq - */ - if (vsi->netdev && !ice_is_reset_in_progress(pf->state) && - (test_bit(ICE_VSI_NETDEV_REGISTERED, vsi->state))) { - unregister_netdev(vsi->netdev); - clear_bit(ICE_VSI_NETDEV_REGISTERED, vsi->state); - } - - if (vsi->type == ICE_VSI_PF) - ice_devlink_destroy_pf_port(pf); - if (test_bit(ICE_FLAG_RSS_ENA, pf->flags)) ice_rss_clean(vsi);

ice_vsi_close(vsi); ice_vsi_decfg(vsi);

- if (vsi->netdev) { - if (test_bit(ICE_VSI_NETDEV_REGISTERED, vsi->state)) { - unregister_netdev(vsi->netdev); - clear_bit(ICE_VSI_NETDEV_REGISTERED, vsi->state); - } - if (test_bit(ICE_VSI_NETDEV_ALLOCD, vsi->state)) { - free_netdev(vsi->netdev); - vsi->netdev = NULL; - clear_bit(ICE_VSI_NETDEV_ALLOCD, vsi->state); - } - } - /* retain SW VSI data structure since it is needed to unregister and * free VSI netdev when PF is not in reset recovery pending state,\ * for ex: during rmmod. diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 1277e0a044ee..fbe70458fda2 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -4655,9 +4655,9 @@ static int ice_start_eth(struct ice_vsi *vsi) if (err) return err;

- rtnl_lock(); err = ice_vsi_open(vsi); - rtnl_unlock(); + if (err) + ice_fltr_remove_all(vsi);

return err; } @@ -5120,6 +5120,7 @@ int ice_load(struct ice_pf *pf) params = ice_vsi_to_params(vsi); params.flags = ICE_VSI_FLAG_INIT;

+ rtnl_lock(); err = ice_vsi_cfg(vsi, &params); if (err) goto err_vsi_cfg; @@ -5127,6 +5128,7 @@ int ice_load(struct ice_pf *pf) err = ice_start_eth(ice_get_main_vsi(pf)); if (err) goto err_start_eth; + rtnl_unlock();

err = ice_init_rdma(pf); if (err) @@ -5141,9 +5143,11 @@ int ice_load(struct ice_pf *pf)

err_init_rdma: ice_vsi_close(ice_get_main_vsi(pf)); + rtnl_lock(); err_start_eth: ice_vsi_decfg(ice_get_main_vsi(pf)); err_vsi_cfg: + rtnl_unlock(); ice_deinit_dev(pf); return err; } @@ -5156,8 +5160,10 @@ void ice_unload(struct ice_pf *pf) { ice_deinit_features(pf); ice_deinit_rdma(pf); + rtnl_lock(); ice_stop_eth(ice_get_main_vsi(pf)); ice_vsi_decfg(ice_get_main_vsi(pf)); + rtnl_unlock(); ice_deinit_dev(pf); }

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index bb3db387d49c..ba5e1d1320f6 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -9585,6 +9585,11 @@ static pci_ers_result_t igb_io_error_detected(struct pci_dev *pdev, struct net_device *netdev = pci_get_drvdata(pdev); struct igb_adapter *adapter = netdev_priv(netdev);

+ if (state == pci_channel_io_normal) { + dev_warn(&pdev->dev, "Non-correctable non-fatal error reported.\n"); + return PCI_ERS_RESULT_CAN_RECOVER; + } + netif_device_detach(netdev);

if (state == pci_channel_io_perm_failure) diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 44aa4342cbbb..496a4eb687b0 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -2417,6 +2417,8 @@ static int igc_xdp_xmit_back(struct igc_adapter *adapter, struct xdp_buff *xdp) nq = txring_txq(ring);

__netif_tx_lock(nq, cpu); + /* Avoid transmit queue timeout since we share it with the slow path */ + txq_trans_cond_update(nq); res = igc_xdp_init_tx_descriptor(ring, xdpf); __netif_tx_unlock(nq); return res; @@ -2824,15 +2826,18 @@ static void igc_xdp_xmit_zc(struct igc_ring *ring) struct netdev_queue *nq = txring_txq(ring); union igc_adv_tx_desc *tx_desc = NULL; int cpu = smp_processor_id(); - u16 ntu = ring->next_to_use; struct xdp_desc xdp_desc; - u16 budget; + u16 budget, ntu;

if (!netif_carrier_ok(ring->netdev)) return;

__netif_tx_lock(nq, cpu);

+ /* Avoid transmit queue timeout since we share it with the slow path */ + txq_trans_cond_update(nq); + + ntu = ring->next_to_use; budget = igc_desc_unused(ring);

while (xsk_tx_peek_desc(pool, &xdp_desc) && budget--) { @@ -6385,6 +6390,9 @@ static int igc_xdp_xmit(struct net_device *dev, int num_frames,

__netif_tx_lock(nq, cpu);

+ /* Avoid transmit queue timeout since we share it with the slow path */ + txq_trans_cond_update(nq); + drops = 0; for (i = 0; i < num_frames; i++) { int err; diff --git a/drivers/net/ethernet/litex/litex_liteeth.c b/drivers/net/ethernet/litex/litex_liteeth.c index 35f24e0f0934..ffa96059079c 100644 --- a/drivers/net/ethernet/litex/litex_liteeth.c +++ b/drivers/net/ethernet/litex/litex_liteeth.c @@ -78,8 +78,7 @@ static int liteeth_rx(struct net_device *netdev) memcpy_fromio(data, priv->rx_base + rx_slot * priv->slot_size, len); skb->protocol = eth_type_trans(skb, netdev);

- netdev->stats.rx_packets++; - netdev->stats.rx_bytes += len; + dev_sw_netstats_rx_add(netdev, len);

return netif_rx(skb);

@@ -185,8 +184,7 @@ static netdev_tx_t liteeth_start_xmit(struct sk_buff *skb, litex_write16(priv->base + LITEETH_READER_LENGTH, skb->len); litex_write8(priv->base + LITEETH_READER_START, 1);

- netdev->stats.tx_bytes += skb->len; - netdev->stats.tx_packets++; + dev_sw_netstats_tx_add(netdev, 1, skb->len);

priv->tx_slot = (priv->tx_slot + 1) % priv->num_tx_slots; dev_kfree_skb_any(skb); @@ -194,9 +192,17 @@ static netdev_tx_t liteeth_start_xmit(struct sk_buff *skb, return NETDEV_TX_OK; }

+static void +liteeth_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) +{ + netdev_stats_to_stats64(stats, &netdev->stats); + dev_fetch_sw_netstats(stats, netdev->tstats); +} + static const struct net_device_ops liteeth_netdev_ops = { .ndo_open = liteeth_open, .ndo_stop = liteeth_stop, + .ndo_get_stats64 = liteeth_get_stats64, .ndo_start_xmit = liteeth_start_xmit, };

@@ -242,6 +248,11 @@ static int liteeth_probe(struct platform_device *pdev) priv->netdev = netdev; priv->dev = &pdev->dev;

+ netdev->tstats = devm_netdev_alloc_pcpu_stats(&pdev->dev, + struct pcpu_sw_netstats); + if (!netdev->tstats) + return -ENOMEM; + irq = platform_get_irq(pdev, 0); if (irq < 0) return irq; diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 18284ad75157..384d26bee9b2 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -1452,8 +1452,9 @@ static int otx2_init_hw_resources(struct otx2_nic *pf) if (err) goto err_free_npa_lf;

- /* Enable backpressure */ - otx2_nix_config_bp(pf, true); + /* Enable backpressure for CGX mapped PF/VFs */ + if (!is_otx2_lbkvf(pf->pdev)) + otx2_nix_config_bp(pf, true);

/* Init Auras and pools used by NIX RQ, for free buffer ptrs */ err = otx2_rq_aura_pool_init(pf); diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 834c644b67db..2d15342c260a 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -3846,23 +3846,6 @@ static int mtk_hw_deinit(struct mtk_eth *eth) return 0; }

-static int __init mtk_init(struct net_device *dev) -{ - struct mtk_mac *mac = netdev_priv(dev); - struct mtk_eth *eth = mac->hw; - int ret; - - ret = of_get_ethdev_address(mac->of_node, dev); - if (ret) { - /* If the mac address is invalid, use random mac address */ - eth_hw_addr_random(dev); - dev_err(eth->dev, "generated random MAC address %pM\n", - dev->dev_addr); - } - - return 0; -} - static void mtk_uninit(struct net_device *dev) { struct mtk_mac *mac = netdev_priv(dev); @@ -4278,7 +4261,6 @@ static const struct ethtool_ops mtk_ethtool_ops = { };

static const struct net_device_ops mtk_netdev_ops = { - .ndo_init = mtk_init, .ndo_uninit = mtk_uninit, .ndo_open = mtk_open, .ndo_stop = mtk_stop, @@ -4340,6 +4322,17 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np) mac->hw = eth; mac->of_node = np;

+ err = of_get_ethdev_address(mac->of_node, eth->netdev[id]); + if (err == -EPROBE_DEFER) + return err; + + if (err) { + /* If the mac address is invalid, use random mac address */ + eth_hw_addr_random(eth->netdev[id]); + dev_err(eth->dev, "generated random MAC address %pM\n", + eth->netdev[id]->dev_addr); + } + memset(mac->hwlro_ip, 0, sizeof(mac->hwlro_ip)); mac->hwlro_ip_cnt = 0;

diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_debugfs.c b/drivers/net/ethernet/mediatek/mtk_ppe_debugfs.c index 316fe2e70fea..1a97feca77f2 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe_debugfs.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe_debugfs.c @@ -98,7 +98,7 @@ mtk_ppe_debugfs_foe_show(struct seq_file *m, void *private, bool bind)

acct = mtk_foe_entry_get_mib(ppe, i, NULL);

- type = FIELD_GET(MTK_FOE_IB1_PACKET_TYPE, entry->ib1); + type = mtk_get_ib1_pkt_type(ppe->eth, entry->ib1); seq_printf(m, "%05x %s %7s", i, mtk_foe_entry_state_str(state), mtk_foe_pkt_type_str(type)); diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 4b19803a7dd0..b69122686407 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -2747,6 +2747,13 @@ static void rtl_hw_aspm_clkreq_enable(struct rtl8169_private *tp, bool enable) return;

if (enable) { + /* On these chip versions ASPM can even harm + * bus communication of other PCI devices. + */ + if (tp->mac_version == RTL_GIGA_MAC_VER_42 || + tp->mac_version == RTL_GIGA_MAC_VER_43) + return; + rtl_mod_config5(tp, 0, ASPM_en); rtl_mod_config2(tp, 0, ClkReqEn);

@@ -4514,10 +4521,6 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) }

if (napi_schedule_prep(&tp->napi)) { - rtl_unlock_config_regs(tp); - rtl_hw_aspm_clkreq_enable(tp, false); - rtl_lock_config_regs(tp); - rtl_irq_disable(tp); __napi_schedule(&tp->napi); } @@ -4577,14 +4580,9 @@ static int rtl8169_poll(struct napi_struct *napi, int budget)

work_done = rtl_rx(dev, tp, budget);

- if (work_done < budget && napi_complete_done(napi, work_done)) { + if (work_done < budget && napi_complete_done(napi, work_done)) rtl_irq_enable(tp);

- rtl_unlock_config_regs(tp); - rtl_hw_aspm_clkreq_enable(tp, true); - rtl_lock_config_regs(tp); - } - return work_done; }

diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index 0c5e783e574c..64bf22cd860c 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -106,23 +106,37 @@ struct cpsw_ale_dev_id {

static inline int cpsw_ale_get_field(u32 *ale_entry, u32 start, u32 bits) { - int idx; + int idx, idx2; + u32 hi_val = 0;

idx = start / 32; + idx2 = (start + bits - 1) / 32; + /* Check if bits to be fetched exceed a word */ + if (idx != idx2) { + idx2 = 2 - idx2; /* flip */ + hi_val = ale_entry[idx2] << ((idx2 * 32) - start); + } start -= idx * 32; idx = 2 - idx; /* flip */ - return (ale_entry[idx] >> start) & BITMASK(bits); + return (hi_val + (ale_entry[idx] >> start)) & BITMASK(bits); }

static inline void cpsw_ale_set_field(u32 *ale_entry, u32 start, u32 bits, u32 value) { - int idx; + int idx, idx2;

value &= BITMASK(bits); - idx = start / 32; + idx = start / 32; + idx2 = (start + bits - 1) / 32; + /* Check if bits to be set exceed a word */ + if (idx != idx2) { + idx2 = 2 - idx2; /* flip */ + ale_entry[idx2] &= ~(BITMASK(bits + start - (idx2 * 32))); + ale_entry[idx2] |= (value >> ((idx2 * 32) - start)); + } start -= idx * 32; - idx = 2 - idx; /* flip */ + idx = 2 - idx; /* flip */ ale_entry[idx] &= ~(BITMASK(bits) << start); ale_entry[idx] |= (value << start); } diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 53598210be6c..2c4e6de8f4d9 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -3452,23 +3452,30 @@ static int __init phy_init(void) { int rc;

+ ethtool_set_ethtool_phy_ops(&phy_ethtool_phy_ops); + rc = mdio_bus_init(); if (rc) - return rc; + goto err_ethtool_phy_ops;

- ethtool_set_ethtool_phy_ops(&phy_ethtool_phy_ops); features_init();

rc = phy_driver_register(&genphy_c45_driver, THIS_MODULE); if (rc) - goto err_c45; + goto err_mdio_bus;

rc = phy_driver_register(&genphy_driver, THIS_MODULE); - if (rc) { - phy_driver_unregister(&genphy_c45_driver); + if (rc) + goto err_c45; + + return 0; + err_c45: - mdio_bus_exit(); - } + phy_driver_unregister(&genphy_c45_driver); +err_mdio_bus: + mdio_bus_exit(); +err_ethtool_phy_ops: + ethtool_set_ethtool_phy_ops(NULL);

return rc; } diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index bdb3a76a352e..6043e63b42f9 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -664,7 +664,7 @@ static int vrf_finish_output6(struct net *net, struct sock *sk, skb->protocol = htons(ETH_P_IPV6); skb->dev = dev;

- rcu_read_lock_bh(); + rcu_read_lock(); nexthop = rt6_nexthop((struct rt6_info *)dst, &ipv6_hdr(skb)->daddr); neigh = __ipv6_neigh_lookup_noref(dst->dev, nexthop); if (unlikely(!neigh)) @@ -672,10 +672,10 @@ static int vrf_finish_output6(struct net *net, struct sock *sk, if (!IS_ERR(neigh)) { sock_confirm_neigh(skb, neigh); ret = neigh_output(neigh, skb, false); - rcu_read_unlock_bh(); + rcu_read_unlock(); return ret; } - rcu_read_unlock_bh(); + rcu_read_unlock();

IP6_INC_STATS(dev_net(dst->dev), ip6_dst_idev(dst), IPSTATS_MIB_OUTNOROUTES); @@ -889,7 +889,7 @@ static int vrf_finish_output(struct net *net, struct sock *sk, struct sk_buff *s } }

- rcu_read_lock_bh(); + rcu_read_lock();

neigh = ip_neigh_for_gw(rt, skb, &is_v6gw); if (!IS_ERR(neigh)) { @@ -898,11 +898,11 @@ static int vrf_finish_output(struct net *net, struct sock *sk, struct sk_buff *s sock_confirm_neigh(skb, neigh); /* if crossing protocols, can not use the cached header */ ret = neigh_output(neigh, skb, is_v6gw); - rcu_read_unlock_bh(); + rcu_read_unlock(); return ret; }

- rcu_read_unlock_bh(); + rcu_read_unlock(); vrf_tx_error(skb->dev, skb); return -EINVAL; } diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index 9de23c11e18b..8ab1a62351b9 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -962,7 +962,8 @@ int ath11k_core_check_dt(struct ath11k_base *ab) }

static int __ath11k_core_create_board_name(struct ath11k_base *ab, char *name, - size_t name_len, bool with_variant) + size_t name_len, bool with_variant, + bool bus_type_mode) { /* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */ char variant[9 + ATH11K_QMI_BDF_EXT_STR_LENGTH] = { 0 }; @@ -973,15 +974,20 @@ static int __ath11k_core_create_board_name(struct ath11k_base *ab, char *name,

switch (ab->id.bdf_search) { case ATH11K_BDF_SEARCH_BUS_AND_BOARD: - scnprintf(name, name_len, - "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x,qmi-chip-id=%d,qmi-board-id=%d%s", - ath11k_bus_str(ab->hif.bus), - ab->id.vendor, ab->id.device, - ab->id.subsystem_vendor, - ab->id.subsystem_device, - ab->qmi.target.chip_id, - ab->qmi.target.board_id, - variant); + if (bus_type_mode) + scnprintf(name, name_len, + "bus=%s", + ath11k_bus_str(ab->hif.bus)); + else + scnprintf(name, name_len, + "bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x,qmi-chip-id=%d,qmi-board-id=%d%s", + ath11k_bus_str(ab->hif.bus), + ab->id.vendor, ab->id.device, + ab->id.subsystem_vendor, + ab->id.subsystem_device, + ab->qmi.target.chip_id, + ab->qmi.target.board_id, + variant); break; default: scnprintf(name, name_len, @@ -1000,13 +1006,19 @@ static int __ath11k_core_create_board_name(struct ath11k_base *ab, char *name, static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name, size_t name_len) { - return __ath11k_core_create_board_name(ab, name, name_len, true); + return __ath11k_core_create_board_name(ab, name, name_len, true, false); }

static int ath11k_core_create_fallback_board_name(struct ath11k_base *ab, char *name, size_t name_len) { - return __ath11k_core_create_board_name(ab, name, name_len, false); + return __ath11k_core_create_board_name(ab, name, name_len, false, false); +} + +static int ath11k_core_create_bus_type_board_name(struct ath11k_base *ab, char *name, + size_t name_len) +{ + return __ath11k_core_create_board_name(ab, name, name_len, false, true); }

const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab, @@ -1310,7 +1322,7 @@ int ath11k_core_fetch_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd)

int ath11k_core_fetch_regdb(struct ath11k_base *ab, struct ath11k_board_data *bd) { - char boardname[BOARD_NAME_SIZE]; + char boardname[BOARD_NAME_SIZE], default_boardname[BOARD_NAME_SIZE]; int ret;

ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); @@ -1327,6 +1339,21 @@ int ath11k_core_fetch_regdb(struct ath11k_base *ab, struct ath11k_board_data *bd if (!ret) goto exit;

+ ret = ath11k_core_create_bus_type_board_name(ab, default_boardname, + BOARD_NAME_SIZE); + if (ret) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "failed to create default board name for regdb: %d", ret); + goto exit; + } + + ret = ath11k_core_fetch_board_data_api_n(ab, bd, default_boardname, + ATH11K_BD_IE_REGDB, + ATH11K_BD_IE_REGDB_NAME, + ATH11K_BD_IE_REGDB_DATA); + if (!ret) + goto exit; + ret = ath11k_core_fetch_board_data_api_1(ab, bd, ATH11K_REGDB_FILE_NAME); if (ret) ath11k_dbg(ab, ATH11K_DBG_BOOT, "failed to fetch %s from %s\n", diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 1c93f1afccc5..01ff197b017f 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -8892,7 +8892,7 @@ static int ath11k_mac_setup_channels_rates(struct ath11k *ar, }

if (supported_bands & WMI_HOST_WLAN_5G_CAP) { - if (reg_cap->high_5ghz_chan >= ATH11K_MAX_6G_FREQ) { + if (reg_cap->high_5ghz_chan >= ATH11K_MIN_6G_FREQ) { channels = kmemdup(ath11k_6ghz_channels, sizeof(ath11k_6ghz_channels), GFP_KERNEL); if (!channels) { @@ -9468,6 +9468,7 @@ void ath11k_mac_destroy(struct ath11k_base *ab) if (!ar) continue;

+ ath11k_fw_stats_free(&ar->fw_stats); ieee80211_free_hw(ar->hw); pdev->ar = NULL; } diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index d0b59bc2905a..42d9b29623a4 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -8103,6 +8103,11 @@ static void ath11k_update_stats_event(struct ath11k_base *ab, struct sk_buff *sk rcu_read_unlock(); spin_unlock_bh(&ar->data_lock);

+ /* Since the stats's pdev, vdev and beacon list are spliced and reinitialised + * at this point, no need to free the individual list. + */ + return; + free: ath11k_fw_stats_free(&stats); } diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index ee792822b411..58acfe8fdf8c 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -4425,6 +4425,7 @@ static int ath12k_mac_mgmt_tx_wmi(struct ath12k *ar, struct ath12k_vif *arvif, int buf_id; int ret;

+ ATH12K_SKB_CB(skb)->ar = ar; spin_lock_bh(&ar->txmgmt_idr_lock); buf_id = idr_alloc(&ar->txmgmt_idr, skb, 0, ATH12K_TX_MGMT_NUM_PENDING_MAX, GFP_ATOMIC); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c index 8853821b3716..1e659bd07392 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022 Intel Corporation + * Copyright (C) 2022 - 2023 Intel Corporation */ #include <linux/kernel.h> #include <net/mac80211.h> @@ -179,9 +179,14 @@ int iwl_mvm_sec_key_add(struct iwl_mvm *mvm, .u.add.key_flags = cpu_to_le32(key_flags), .u.add.tx_seq = cpu_to_le64(atomic64_read(&keyconf->tx_pn)), }; + int max_key_len = sizeof(cmd.u.add.key); int ret;

- if (WARN_ON(keyconf->keylen > sizeof(cmd.u.add.key))) + if (keyconf->cipher == WLAN_CIPHER_SUITE_WEP40 || + keyconf->cipher == WLAN_CIPHER_SUITE_WEP104) + max_key_len -= IWL_SEC_WEP_KEY_OFFSET; + + if (WARN_ON(keyconf->keylen > max_key_len)) return -EINVAL;

if (WARN_ON(!sta_mask)) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index ac1dae52556f..19839cc44eb3 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -647,30 +647,32 @@ static void iwl_mvm_power_set_pm(struct iwl_mvm *mvm, return;

/* enable PM on bss if bss stand alone */ - if (vifs->bss_active && !vifs->p2p_active && !vifs->ap_active) { + if (bss_mvmvif && vifs->bss_active && !vifs->p2p_active && + !vifs->ap_active) { bss_mvmvif->pm_enabled = true; return; }

/* enable PM on p2p if p2p stand alone */ - if (vifs->p2p_active && !vifs->bss_active && !vifs->ap_active) { + if (p2p_mvmvif && vifs->p2p_active && !vifs->bss_active && + !vifs->ap_active) { p2p_mvmvif->pm_enabled = true; return; }

- if (vifs->bss_active && vifs->p2p_active) + if (p2p_mvmvif && bss_mvmvif && vifs->bss_active && vifs->p2p_active) client_same_channel = iwl_mvm_have_links_same_channel(bss_mvmvif, p2p_mvmvif);

- if (vifs->bss_active && vifs->ap_active) + if (bss_mvmvif && ap_mvmvif && vifs->bss_active && vifs->ap_active) ap_same_channel = iwl_mvm_have_links_same_channel(bss_mvmvif, ap_mvmvif);

/* clients are not stand alone: enable PM if DCM */ if (!(client_same_channel || ap_same_channel)) { - if (vifs->bss_active) + if (bss_mvmvif && vifs->bss_active) bss_mvmvif->pm_enabled = true; - if (vifs->p2p_active) + if (p2p_mvmvif && vifs->p2p_active) p2p_mvmvif->pm_enabled = true; return; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index b85e363544f8..7f9a809dd081 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -2884,7 +2884,7 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, }

if (iwl_mvm_has_new_rx_api(mvm) && start) { - u16 reorder_buf_size = buf_size * sizeof(baid_data->entries[0]); + u32 reorder_buf_size = buf_size * sizeof(baid_data->entries[0]);

/* sparse doesn't like the __align() so don't check */ #ifndef __CHECKER__ diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 79115eb1c285..e086664a4eac 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -495,6 +495,7 @@ static const struct pci_device_id iwl_hw_card_ids[] = { {IWL_PCI_DEVICE(0x7AF0, PCI_ANY_ID, iwl_so_trans_cfg)}, {IWL_PCI_DEVICE(0x51F0, PCI_ANY_ID, iwl_so_long_latency_trans_cfg)}, {IWL_PCI_DEVICE(0x51F1, PCI_ANY_ID, iwl_so_long_latency_imr_trans_cfg)}, + {IWL_PCI_DEVICE(0x51F1, PCI_ANY_ID, iwl_so_long_latency_trans_cfg)}, {IWL_PCI_DEVICE(0x54F0, PCI_ANY_ID, iwl_so_long_latency_trans_cfg)}, {IWL_PCI_DEVICE(0x7F70, PCI_ANY_ID, iwl_so_trans_cfg)},

@@ -544,6 +545,7 @@ static const struct iwl_dev_info iwl_dev_info_table[] = { IWL_DEV_INFO(0x51F0, 0x1551, iwl9560_2ac_cfg_soc, iwl9560_killer_1550i_160_name), IWL_DEV_INFO(0x51F0, 0x1691, iwlax411_2ax_cfg_so_gf4_a0, iwl_ax411_killer_1690s_name), IWL_DEV_INFO(0x51F0, 0x1692, iwlax411_2ax_cfg_so_gf4_a0, iwl_ax411_killer_1690i_name), + IWL_DEV_INFO(0x51F1, 0x1692, iwlax411_2ax_cfg_so_gf4_a0, iwl_ax411_killer_1690i_name), IWL_DEV_INFO(0x54F0, 0x1691, iwlax411_2ax_cfg_so_gf4_a0, iwl_ax411_killer_1690s_name), IWL_DEV_INFO(0x54F0, 0x1692, iwlax411_2ax_cfg_so_gf4_a0, iwl_ax411_killer_1690i_name), IWL_DEV_INFO(0x7A70, 0x1691, iwlax411_2ax_cfg_so_gf4_a0, iwl_ax411_killer_1690s_name), @@ -682,6 +684,8 @@ static const struct iwl_dev_info iwl_dev_info_table[] = { IWL_DEV_INFO(0x2726, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name), IWL_DEV_INFO(0x51F0, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name), IWL_DEV_INFO(0x51F0, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name), + IWL_DEV_INFO(0x51F1, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name), + IWL_DEV_INFO(0x51F1, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name), IWL_DEV_INFO(0x54F0, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name), IWL_DEV_INFO(0x54F0, 0x1672, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675i_name), IWL_DEV_INFO(0x7A70, 0x1671, iwlax211_2ax_cfg_so_gf_a0, iwl_ax211_killer_1675s_name), diff --git a/drivers/net/wireless/realtek/rtw88/sdio.c b/drivers/net/wireless/realtek/rtw88/sdio.c index 06fce7c3adda..2c1fb2dabd40 100644 --- a/drivers/net/wireless/realtek/rtw88/sdio.c +++ b/drivers/net/wireless/realtek/rtw88/sdio.c @@ -998,9 +998,9 @@ static void rtw_sdio_rxfifo_recv(struct rtw_dev *rtwdev, u32 rx_len)

static void rtw_sdio_rx_isr(struct rtw_dev *rtwdev) { - u32 rx_len, total_rx_bytes = 0; + u32 rx_len, hisr, total_rx_bytes = 0;

- while (total_rx_bytes < SZ_64K) { + do { if (rtw_chip_wcpu_11n(rtwdev)) rx_len = rtw_read16(rtwdev, REG_SDIO_RX0_REQ_LEN); else @@ -1012,7 +1012,25 @@ static void rtw_sdio_rx_isr(struct rtw_dev *rtwdev) rtw_sdio_rxfifo_recv(rtwdev, rx_len);

total_rx_bytes += rx_len; - } + + if (rtw_chip_wcpu_11n(rtwdev)) { + /* Stop if no more RX requests are pending, even if + * rx_len could be greater than zero in the next + * iteration. This is needed because the RX buffer may + * already contain data while either HW or FW are not + * done filling that buffer yet. Still reading the + * buffer can result in packets where + * rtw_rx_pkt_stat.pkt_len is zero or points beyond the + * end of the buffer. + */ + hisr = rtw_read32(rtwdev, REG_SDIO_HISR); + } else { + /* RTW_WCPU_11AC chips have improved hardware or + * firmware and can use rx_len unconditionally. + */ + hisr = REG_SDIO_HISR_RX_REQUEST; + } + } while (total_rx_bytes < SZ_64K && hisr & REG_SDIO_HISR_RX_REQUEST); }

static void rtw_sdio_handle_interrupt(struct sdio_func *sdio_func) diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c index 89c7a1420381..ed5af6302597 100644 --- a/drivers/net/wireless/virtual/mac80211_hwsim.c +++ b/drivers/net/wireless/virtual/mac80211_hwsim.c @@ -4,7 +4,7 @@ * Copyright (c) 2008, Jouni Malinen j@w1.fi * Copyright (c) 2011, Javier Lopez jlopex@gmail.com * Copyright (c) 2016 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2022 Intel Corporation + * Copyright (C) 2018 - 2023 Intel Corporation */

/* @@ -1864,7 +1864,7 @@ mac80211_hwsim_select_tx_link(struct mac80211_hwsim_data *data,

WARN_ON(is_multicast_ether_addr(hdr->addr1));

- if (WARN_ON_ONCE(!sta->valid_links)) + if (WARN_ON_ONCE(!sta || !sta->valid_links)) return &vif->bss_conf;

for (i = 0; i < ARRAY_SIZE(vif->link_conf); i++) { diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 78ae84187449..e46482cef9c7 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -553,7 +553,7 @@ static int __init of_platform_default_populate_init(void) if (!of_get_property(node, "linux,opened", NULL) || !of_get_property(node, "linux,boot-display", NULL)) continue; - dev = of_platform_device_create(node, "of-display.0", NULL); + dev = of_platform_device_create(node, "of-display", NULL); of_node_put(node); if (WARN_ON(!dev)) return -ENOMEM; diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 9511d920565e..b53d26167da5 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -249,6 +249,7 @@ static int rzg2l_map_add_config(struct pinctrl_map *map,

static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, struct device_node *np, + struct device_node *parent, struct pinctrl_map **map, unsigned int *num_maps, unsigned int *index) @@ -266,6 +267,7 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, struct property *prop; int ret, gsel, fsel; const char **pin_fn; + const char *name; const char *pin;

pinmux = of_find_property(np, "pinmux", NULL); @@ -349,8 +351,19 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, psel_val[i] = MUX_FUNC(value); }

+ if (parent) { + name = devm_kasprintf(pctrl->dev, GFP_KERNEL, "%pOFn.%pOFn", + parent, np); + if (!name) { + ret = -ENOMEM; + goto done; + } + } else { + name = np->name; + } + /* Register a single pin group listing all the pins we read from DT */ - gsel = pinctrl_generic_add_group(pctldev, np->name, pins, num_pinmux, NULL); + gsel = pinctrl_generic_add_group(pctldev, name, pins, num_pinmux, NULL); if (gsel < 0) { ret = gsel; goto done; @@ -360,17 +373,16 @@ static int rzg2l_dt_subnode_to_map(struct pinctrl_dev *pctldev, * Register a single group function where the 'data' is an array PSEL * register values read from DT. */ - pin_fn[0] = np->name; - fsel = pinmux_generic_add_function(pctldev, np->name, pin_fn, 1, - psel_val); + pin_fn[0] = name; + fsel = pinmux_generic_add_function(pctldev, name, pin_fn, 1, psel_val); if (fsel < 0) { ret = fsel; goto remove_group; }

maps[idx].type = PIN_MAP_TYPE_MUX_GROUP; - maps[idx].data.mux.group = np->name; - maps[idx].data.mux.function = np->name; + maps[idx].data.mux.group = name; + maps[idx].data.mux.function = name; idx++;

dev_dbg(pctrl->dev, "Parsed %pOF with %d pins\n", np, num_pinmux); @@ -417,7 +429,7 @@ static int rzg2l_dt_node_to_map(struct pinctrl_dev *pctldev, index = 0;

for_each_child_of_node(np, child) { - ret = rzg2l_dt_subnode_to_map(pctldev, child, map, + ret = rzg2l_dt_subnode_to_map(pctldev, child, np, map, num_maps, &index); if (ret < 0) { of_node_put(child); @@ -426,7 +438,7 @@ static int rzg2l_dt_node_to_map(struct pinctrl_dev *pctldev, }

if (*num_maps == 0) { - ret = rzg2l_dt_subnode_to_map(pctldev, np, map, + ret = rzg2l_dt_subnode_to_map(pctldev, np, NULL, map, num_maps, &index); if (ret < 0) goto done; diff --git a/drivers/pinctrl/renesas/pinctrl-rzv2m.c b/drivers/pinctrl/renesas/pinctrl-rzv2m.c index e5472293bc7f..35b23c1a5684 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzv2m.c +++ b/drivers/pinctrl/renesas/pinctrl-rzv2m.c @@ -209,6 +209,7 @@ static int rzv2m_map_add_config(struct pinctrl_map *map,

static int rzv2m_dt_subnode_to_map(struct pinctrl_dev *pctldev, struct device_node *np, + struct device_node *parent, struct pinctrl_map **map, unsigned int *num_maps, unsigned int *index) @@ -226,6 +227,7 @@ static int rzv2m_dt_subnode_to_map(struct pinctrl_dev *pctldev, struct property *prop; int ret, gsel, fsel; const char **pin_fn; + const char *name; const char *pin;

pinmux = of_find_property(np, "pinmux", NULL); @@ -309,8 +311,19 @@ static int rzv2m_dt_subnode_to_map(struct pinctrl_dev *pctldev, psel_val[i] = MUX_FUNC(value); }

+ if (parent) { + name = devm_kasprintf(pctrl->dev, GFP_KERNEL, "%pOFn.%pOFn", + parent, np); + if (!name) { + ret = -ENOMEM; + goto done; + } + } else { + name = np->name; + } + /* Register a single pin group listing all the pins we read from DT */ - gsel = pinctrl_generic_add_group(pctldev, np->name, pins, num_pinmux, NULL); + gsel = pinctrl_generic_add_group(pctldev, name, pins, num_pinmux, NULL); if (gsel < 0) { ret = gsel; goto done; @@ -320,17 +333,16 @@ static int rzv2m_dt_subnode_to_map(struct pinctrl_dev *pctldev, * Register a single group function where the 'data' is an array PSEL * register values read from DT. */ - pin_fn[0] = np->name; - fsel = pinmux_generic_add_function(pctldev, np->name, pin_fn, 1, - psel_val); + pin_fn[0] = name; + fsel = pinmux_generic_add_function(pctldev, name, pin_fn, 1, psel_val); if (fsel < 0) { ret = fsel; goto remove_group; }

maps[idx].type = PIN_MAP_TYPE_MUX_GROUP; - maps[idx].data.mux.group = np->name; - maps[idx].data.mux.function = np->name; + maps[idx].data.mux.group = name; + maps[idx].data.mux.function = name; idx++;

dev_dbg(pctrl->dev, "Parsed %pOF with %d pins\n", np, num_pinmux); @@ -377,7 +389,7 @@ static int rzv2m_dt_node_to_map(struct pinctrl_dev *pctldev, index = 0;

for_each_child_of_node(np, child) { - ret = rzv2m_dt_subnode_to_map(pctldev, child, map, + ret = rzv2m_dt_subnode_to_map(pctldev, child, np, map, num_maps, &index); if (ret < 0) { of_node_put(child); @@ -386,7 +398,7 @@ static int rzv2m_dt_node_to_map(struct pinctrl_dev *pctldev, }

if (*num_maps == 0) { - ret = rzv2m_dt_subnode_to_map(pctldev, np, map, + ret = rzv2m_dt_subnode_to_map(pctldev, np, NULL, map, num_maps, &index); if (ret < 0) goto done; diff --git a/drivers/regulator/da9063-regulator.c b/drivers/regulator/da9063-regulator.c index c5dd77be558b..dfd5ec9f75c9 100644 --- a/drivers/regulator/da9063-regulator.c +++ b/drivers/regulator/da9063-regulator.c @@ -778,6 +778,9 @@ static int da9063_check_xvp_constraints(struct regulator_config *config) const struct notification_limit *uv_l = &constr->under_voltage_limits; const struct notification_limit *ov_l = &constr->over_voltage_limits;

+ if (!config->init_data) /* No config in DT, pointers will be invalid */ + return 0; + /* make sure that only one severity is used to clarify if unchanged, enabled or disabled */ if ((!!uv_l->prot + !!uv_l->err + !!uv_l->warn) > 1) { dev_err(config->dev, "%s: at most one voltage monitoring severity allowed!\n", diff --git a/drivers/s390/crypto/zcrypt_msgtype6.c b/drivers/s390/crypto/zcrypt_msgtype6.c index 9eb515373700..f7fb6836eaaa 100644 --- a/drivers/s390/crypto/zcrypt_msgtype6.c +++ b/drivers/s390/crypto/zcrypt_msgtype6.c @@ -1111,23 +1111,36 @@ static long zcrypt_msgtype6_send_cprb(bool userspace, struct zcrypt_queue *zq, struct ica_xcRB *xcrb, struct ap_message *ap_msg) { - int rc; struct response_type *rtype = ap_msg->private; struct { struct type6_hdr hdr; struct CPRBX cprbx; /* ... more data blocks ... */ } __packed * msg = ap_msg->msg; - - /* - * Set the queue's reply buffer length minus 128 byte padding - * as reply limit for the card firmware. - */ - msg->hdr.fromcardlen1 = min_t(unsigned int, msg->hdr.fromcardlen1, - zq->reply.bufsize - 128); - if (msg->hdr.fromcardlen2) - msg->hdr.fromcardlen2 = - zq->reply.bufsize - msg->hdr.fromcardlen1 - 128; + unsigned int max_payload_size; + int rc, delta; + + /* calculate maximum payload for this card and msg type */ + max_payload_size = zq->reply.bufsize - sizeof(struct type86_fmt2_msg); + + /* limit each of the two from fields to the maximum payload size */ + msg->hdr.fromcardlen1 = min(msg->hdr.fromcardlen1, max_payload_size); + msg->hdr.fromcardlen2 = min(msg->hdr.fromcardlen2, max_payload_size); + + /* calculate delta if the sum of both exceeds max payload size */ + delta = msg->hdr.fromcardlen1 + msg->hdr.fromcardlen2 + - max_payload_size; + if (delta > 0) { + /* + * Sum exceeds maximum payload size, prune fromcardlen1 + * (always trust fromcardlen2) + */ + if (delta > msg->hdr.fromcardlen1) { + rc = -EINVAL; + goto out; + } + msg->hdr.fromcardlen1 -= delta; + }

init_completion(&rtype->work); rc = ap_queue_message(zq->queue, ap_msg); diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 037f8c98a6d3..3c766a9ade38 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1496,6 +1496,11 @@ sg_add_device(struct device *cl_dev) int error; unsigned long iflags;

+ if (!blk_get_queue(scsidp->request_queue)) { + pr_warn("%s: get scsi_device queue failed\n", __func__); + return -ENODEV; + } + error = -ENOMEM; cdev = cdev_alloc(); if (!cdev) { @@ -1553,6 +1558,7 @@ sg_add_device(struct device *cl_dev) out: if (cdev) cdev_del(cdev); + blk_put_queue(scsidp->request_queue); return error; }

@@ -1560,6 +1566,7 @@ static void sg_device_destroy(struct kref *kref) { struct sg_device *sdp = container_of(kref, struct sg_device, d_ref); + struct request_queue *q = sdp->device->request_queue; unsigned long flags;

/* CAUTION! Note that the device can still be found via idr_find() @@ -1567,6 +1574,9 @@ sg_device_destroy(struct kref *kref) * any other cleanup. */

+ blk_trace_remove(q); + blk_put_queue(q); + write_lock_irqsave(&sg_index_lock, flags); idr_remove(&sg_index_idr, sdp->index); write_unlock_irqrestore(&sg_index_lock, flags); diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c index 9aecb77c3d89..07b5b71b2352 100644 --- a/drivers/spi/spi-bcm63xx.c +++ b/drivers/spi/spi-bcm63xx.c @@ -126,7 +126,7 @@ enum bcm63xx_regs_spi { SPI_MSG_DATA_SIZE, };

-#define BCM63XX_SPI_MAX_PREPEND 15 +#define BCM63XX_SPI_MAX_PREPEND 7

#define BCM63XX_SPI_MAX_CS 8 #define BCM63XX_SPI_BUS_NUM 0 diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index 32449bef4415..abf10f92415d 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -40,6 +40,7 @@ #define CQSPI_SUPPORT_EXTERNAL_DMA BIT(2) #define CQSPI_NO_SUPPORT_WR_COMPLETION BIT(3) #define CQSPI_SLOW_SRAM BIT(4) +#define CQSPI_NEEDS_APB_AHB_HAZARD_WAR BIT(5)

/* Capabilities */ #define CQSPI_SUPPORTS_OCTAL BIT(0) @@ -90,6 +91,7 @@ struct cqspi_st { u32 pd_dev_id; bool wr_completion; bool slow_sram; + bool apb_ahb_hazard; };

struct cqspi_driver_platdata { @@ -1027,6 +1029,13 @@ static int cqspi_indirect_write_execute(struct cqspi_flash_pdata *f_pdata, if (cqspi->wr_delay) ndelay(cqspi->wr_delay);

+ /* + * If a hazard exists between the APB and AHB interfaces, perform a + * dummy readback from the controller to ensure synchronization. + */ + if (cqspi->apb_ahb_hazard) + readl(reg_base + CQSPI_REG_INDIRECTWR); + while (remaining > 0) { size_t write_words, mod_bytes;

@@ -1754,6 +1763,8 @@ static int cqspi_probe(struct platform_device *pdev) cqspi->wr_completion = false; if (ddata->quirks & CQSPI_SLOW_SRAM) cqspi->slow_sram = true; + if (ddata->quirks & CQSPI_NEEDS_APB_AHB_HAZARD_WAR) + cqspi->apb_ahb_hazard = true;

if (of_device_is_compatible(pdev->dev.of_node, "xlnx,versal-ospi-1.0")) { @@ -1888,6 +1899,10 @@ static const struct cqspi_driver_platdata jh7110_qspi = { .quirks = CQSPI_DISABLE_DAC_MODE, };

+static const struct cqspi_driver_platdata pensando_cdns_qspi = { + .quirks = CQSPI_NEEDS_APB_AHB_HAZARD_WAR | CQSPI_DISABLE_DAC_MODE, +}; + static const struct of_device_id cqspi_dt_ids[] = { { .compatible = "cdns,qspi-nor", @@ -1917,6 +1932,10 @@ static const struct of_device_id cqspi_dt_ids[] = { .compatible = "starfive,jh7110-qspi", .data = &jh7110_qspi, }, + { + .compatible = "amd,pensando-elba-qspi", + .data = &pensando_cdns_qspi, + }, { /* end of table */ } };

diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c index 15f5e9cb54ad..a963bc96c223 100644 --- a/drivers/spi/spi-dw-mmio.c +++ b/drivers/spi/spi-dw-mmio.c @@ -236,6 +236,24 @@ static int dw_spi_intel_init(struct platform_device *pdev, return 0; }

+/* + * DMA-based mem ops are not configured for this device and are not tested. + */ +static int dw_spi_mountevans_imc_init(struct platform_device *pdev, + struct dw_spi_mmio *dwsmmio) +{ + /* + * The Intel Mount Evans SoC's Integrated Management Complex DW + * apb_ssi_v4.02a controller has an errata where a full TX FIFO can + * result in data corruption. The suggested workaround is to never + * completely fill the FIFO. The TX FIFO has a size of 32 so the + * fifo_len is set to 31. + */ + dwsmmio->dws.fifo_len = 31; + + return 0; +} + static int dw_spi_canaan_k210_init(struct platform_device *pdev, struct dw_spi_mmio *dwsmmio) { @@ -405,6 +423,10 @@ static const struct of_device_id dw_spi_mmio_of_match[] = { { .compatible = "snps,dwc-ssi-1.01a", .data = dw_spi_hssi_init}, { .compatible = "intel,keembay-ssi", .data = dw_spi_intel_init}, { .compatible = "intel,thunderbay-ssi", .data = dw_spi_intel_init}, + { + .compatible = "intel,mountevans-imc-ssi", + .data = dw_spi_mountevans_imc_init, + }, { .compatible = "microchip,sparx5-spi", dw_spi_mscc_sparx5_init}, { .compatible = "canaan,k210-spi", dw_spi_canaan_k210_init}, { .compatible = "amd,pensando-elba-spi", .data = dw_spi_elba_init}, diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 7ac17f0d18a9..1a8b31e20baf 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -668,6 +668,8 @@ static int s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd)

if ((sdd->cur_mode & SPI_LOOP) && sdd->port_conf->has_loopback) val |= S3C64XX_SPI_MODE_SELF_LOOPBACK; + else + val &= ~S3C64XX_SPI_MODE_SELF_LOOPBACK;

writel(val, regs + S3C64XX_SPI_MODE_CFG);

diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c index aed88ce45bf0..d8f085d4ede3 100644 --- a/drivers/video/fbdev/au1200fb.c +++ b/drivers/video/fbdev/au1200fb.c @@ -1732,6 +1732,9 @@ static int au1200fb_drv_probe(struct platform_device *dev)

/* Now hook interrupt too */ irq = platform_get_irq(dev, 0); + if (irq < 0) + return irq; + ret = request_irq(irq, au1200fb_handle_irq, IRQF_SHARED, "lcd", (void *)dev); if (ret) { diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index adf36690c342..c8b1c73412d3 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -613,10 +613,10 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf if (var->hsync_len < 1 || var->hsync_len > 64) printk(KERN_ERR "%s: invalid hsync_len %d\n", info->fix.id, var->hsync_len); - if (var->left_margin > 255) + if (var->left_margin < 3 || var->left_margin > 255) printk(KERN_ERR "%s: invalid left_margin %d\n", info->fix.id, var->left_margin); - if (var->right_margin > 255) + if (var->right_margin < 1 || var->right_margin > 255) printk(KERN_ERR "%s: invalid right_margin %d\n", info->fix.id, var->right_margin); if (var->yres < 1 || var->yres > ymax_mask) @@ -1043,7 +1043,6 @@ static int imxfb_probe(struct platform_device *pdev) failed_map: failed_ioremap: failed_getclock: - release_mem_region(res->start, resource_size(res)); failed_of_parse: kfree(info->pseudo_palette); failed_init: diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c index e2b344847649..152b3ec91159 100644 --- a/fs/btrfs/block-group.c +++ b/fs/btrfs/block-group.c @@ -2084,6 +2084,7 @@ static int exclude_super_stripes(struct btrfs_block_group *cache)

/* Shouldn't have super stripes in sequential zones */ if (zoned && nr) { + kfree(logical); btrfs_err(fs_info, "zoned: block group %llu must not contain super block", cache->start); diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 4912d624ca3d..886e661a218f 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -417,9 +417,13 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, &refs, &flags); if (ret) return ret; - if (refs == 0) { - ret = -EROFS; - btrfs_handle_fs_error(fs_info, ret, NULL); + if (unlikely(refs == 0)) { + btrfs_crit(fs_info, + "found 0 references for tree block at bytenr %llu level %d root %llu", + buf->start, btrfs_header_level(buf), + btrfs_root_id(root)); + ret = -EUCLEAN; + btrfs_abort_transaction(trans, ret); return ret; } } else { diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index fc59eb402443..795b30913c54 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2265,6 +2265,9 @@ static int btrfs_init_csum_hash(struct btrfs_fs_info *fs_info, u16 csum_type) if (!strstr(crypto_shash_driver_name(csum_shash), "generic")) set_bit(BTRFS_FS_CSUM_IMPL_FAST, &fs_info->flags); break; + case BTRFS_CSUM_TYPE_XXHASH: + set_bit(BTRFS_FS_CSUM_IMPL_FAST, &fs_info->flags); + break; default: break; } diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index e3ae55d8bae1..a37a6587efaf 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -1592,38 +1592,7 @@ static int __extent_writepage(struct page *page, struct btrfs_bio_ctrl *bio_ctrl set_page_writeback(page); end_page_writeback(page); } - /* - * Here we used to have a check for PageError() and then set @ret and - * call end_extent_writepage(). - * - * But in fact setting @ret here will cause different error paths - * between subpage and regular sectorsize. - * - * For regular page size, we never submit current page, but only add - * current page to current bio. - * The bio submission can only happen in next page. - * Thus if we hit the PageError() branch, @ret is already set to - * non-zero value and will not get updated for regular sectorsize. - * - * But for subpage case, it's possible we submit part of current page, - * thus can get PageError() set by submitted bio of the same page, - * while our @ret is still 0. - * - * So here we unify the behavior and don't set @ret. - * Error can still be properly passed to higher layer as page will - * be set error, here we just don't handle the IO failure. - * - * NOTE: This is just a hotfix for subpage. - * The root fix will be properly ending ordered extent when we hit - * an error during writeback. - * - * But that needs a bigger refactoring, as we not only need to grab the - * submitted OE, but also need to know exactly at which bytenr we hit - * the error. - * Currently the full page based __extent_writepage_io() is not - * capable of that. - */ - if (PageError(page)) + if (ret) end_extent_writepage(page, ret, page_start, page_end); unlock_page(page); ASSERT(ret <= 0); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 2e6eed4b1b3c..c89071186388 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3546,11 +3546,14 @@ int btrfs_orphan_cleanup(struct btrfs_root *root) found_key.type = BTRFS_INODE_ITEM_KEY; found_key.offset = 0; inode = btrfs_iget(fs_info->sb, last_objectid, root); - ret = PTR_ERR_OR_ZERO(inode); - if (ret && ret != -ENOENT) - goto out; + if (IS_ERR(inode)) { + ret = PTR_ERR(inode); + inode = NULL; + if (ret != -ENOENT) + goto out; + }

- if (ret == -ENOENT && root == fs_info->tree_root) { + if (!inode && root == fs_info->tree_root) { struct btrfs_root *dead_root; int is_dead_root = 0;

@@ -3611,17 +3614,17 @@ int btrfs_orphan_cleanup(struct btrfs_root *root) * deleted but wasn't. The inode number may have been reused, * but either way, we can delete the orphan item. */ - if (ret == -ENOENT || inode->i_nlink) { - if (!ret) { + if (!inode || inode->i_nlink) { + if (inode) { ret = btrfs_drop_verity_items(BTRFS_I(inode)); iput(inode); + inode = NULL; if (ret) goto out; } trans = btrfs_start_transaction(root, 1); if (IS_ERR(trans)) { ret = PTR_ERR(trans); - iput(inode); goto out; } btrfs_debug(fs_info, "auto deleting %Lu", @@ -3629,10 +3632,8 @@ int btrfs_orphan_cleanup(struct btrfs_root *root) ret = btrfs_del_orphan_item(trans, root, found_key.objectid); btrfs_end_transaction(trans); - if (ret) { - iput(inode); + if (ret) goto out; - } continue; }

@@ -4734,9 +4735,6 @@ int btrfs_truncate_block(struct btrfs_inode *inode, loff_t from, loff_t len, ret = -ENOMEM; goto out; } - ret = set_page_extent_mapped(page); - if (ret < 0) - goto out_unlock;

if (!PageUptodate(page)) { ret = btrfs_read_folio(NULL, page_folio(page)); @@ -4751,6 +4749,17 @@ int btrfs_truncate_block(struct btrfs_inode *inode, loff_t from, loff_t len, goto out_unlock; } } + + /* + * We unlock the page after the io is completed and then re-lock it + * above. release_folio() could have come in between that and cleared + * PagePrivate(), but left the page in the mapping. Set the page mapped + * here to make sure it's properly set for the subpage stuff. + */ + ret = set_page_extent_mapped(page); + if (ret < 0) + goto out_unlock; + wait_on_page_writeback(page);

lock_extent(io_tree, block_start, block_end, &cached_state); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index f8735b31da16..360bf2522a87 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -4433,4 +4433,5 @@ void btrfs_qgroup_destroy_extent_records(struct btrfs_transaction *trans) ulist_free(entry->old_roots); kfree(entry); } + *root = RB_ROOT; } diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c index 2fab37f062de..fd2cd30aeb0d 100644 --- a/fs/btrfs/raid56.c +++ b/fs/btrfs/raid56.c @@ -71,7 +71,7 @@ static void rmw_rbio_work_locked(struct work_struct *work); static void index_rbio_pages(struct btrfs_raid_bio *rbio); static int alloc_rbio_pages(struct btrfs_raid_bio *rbio);

-static int finish_parity_scrub(struct btrfs_raid_bio *rbio, int need_check); +static int finish_parity_scrub(struct btrfs_raid_bio *rbio); static void scrub_rbio_work_locked(struct work_struct *work);

static void free_raid_bio_pointers(struct btrfs_raid_bio *rbio) @@ -2404,7 +2404,7 @@ static int alloc_rbio_essential_pages(struct btrfs_raid_bio *rbio) return 0; }

-static int finish_parity_scrub(struct btrfs_raid_bio *rbio, int need_check) +static int finish_parity_scrub(struct btrfs_raid_bio *rbio) { struct btrfs_io_context *bioc = rbio->bioc; const u32 sectorsize = bioc->fs_info->sectorsize; @@ -2445,9 +2445,6 @@ static int finish_parity_scrub(struct btrfs_raid_bio *rbio, int need_check) */ clear_bit(RBIO_CACHE_READY_BIT, &rbio->flags);

- if (!need_check) - goto writeback; - p_sector.page = alloc_page(GFP_NOFS); if (!p_sector.page) return -ENOMEM; @@ -2516,7 +2513,6 @@ static int finish_parity_scrub(struct btrfs_raid_bio *rbio, int need_check) q_sector.page = NULL; }

-writeback: /* * time to start writing. Make bios for everything from the * higher layers (the bio_list in our rbio) and our p/q. Ignore @@ -2699,7 +2695,6 @@ static int scrub_assemble_read_bios(struct btrfs_raid_bio *rbio)

static void scrub_rbio(struct btrfs_raid_bio *rbio) { - bool need_check = false; int sector_nr; int ret;

@@ -2722,7 +2717,7 @@ static void scrub_rbio(struct btrfs_raid_bio *rbio) * We have every sector properly prepared. Can finish the scrub * and writeback the good content. */ - ret = finish_parity_scrub(rbio, need_check); + ret = finish_parity_scrub(rbio); wait_event(rbio->io_wait, atomic_read(&rbio->stripes_pending) == 0); for (sector_nr = 0; sector_nr < rbio->stripe_nsectors; sector_nr++) { int found_errors; diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 72a838c97534..436e15e3759d 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -4071,14 +4071,6 @@ static int alloc_profile_is_valid(u64 flags, int extended) return has_single_bit_set(flags); }

-static inline int balance_need_close(struct btrfs_fs_info *fs_info) -{ - /* cancel requested || normal exit path */ - return atomic_read(&fs_info->balance_cancel_req) || - (atomic_read(&fs_info->balance_pause_req) == 0 && - atomic_read(&fs_info->balance_cancel_req) == 0); -} - /* * Validate target profile against allowed profiles and return true if it's OK. * Otherwise print the error message and return false. @@ -4268,6 +4260,7 @@ int btrfs_balance(struct btrfs_fs_info *fs_info, u64 num_devices; unsigned seq; bool reducing_redundancy; + bool paused = false; int i;

if (btrfs_fs_closing(fs_info) || @@ -4398,6 +4391,7 @@ int btrfs_balance(struct btrfs_fs_info *fs_info, if (ret == -ECANCELED && atomic_read(&fs_info->balance_pause_req)) { btrfs_info(fs_info, "balance: paused"); btrfs_exclop_balance(fs_info, BTRFS_EXCLOP_BALANCE_PAUSED); + paused = true; } /* * Balance can be canceled by: @@ -4426,8 +4420,8 @@ int btrfs_balance(struct btrfs_fs_info *fs_info, btrfs_update_ioctl_balance_args(fs_info, bargs); }

- if ((ret && ret != -ECANCELED && ret != -ENOSPC) || - balance_need_close(fs_info)) { + /* We didn't pause, we can clean everything up. */ + if (!paused) { reset_balance_state(fs_info); btrfs_exclop_finish(fs_info); } @@ -6405,7 +6399,8 @@ int __btrfs_map_block(struct btrfs_fs_info *fs_info, enum btrfs_map_op op, (!need_full_stripe(op) || !dev_replace_is_ongoing || !dev_replace->tgtdev)) { set_io_stripe(smap, map, stripe_index, stripe_offset, stripe_nr); - *mirror_num_ret = mirror_num; + if (mirror_num_ret) + *mirror_num_ret = mirror_num; *bioc_ret = NULL; ret = 0; goto out; diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c index 997ca4b32e87..4a1c238600c5 100644 --- a/fs/erofs/zdata.c +++ b/fs/erofs/zdata.c @@ -1411,7 +1411,7 @@ static void z_erofs_decompress_kickoff(struct z_erofs_decompressqueue *io, if (atomic_add_return(bios, &io->pending_bios)) return; /* Use (kthread_)work and sync decompression for atomic contexts only */ - if (in_atomic() || irqs_disabled()) { + if (!in_task() || irqs_disabled() || rcu_read_lock_any_held()) { #ifdef CONFIG_EROFS_FS_PCPU_KTHREAD struct kthread_worker *worker;

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 321e3a888c20..05151d61b00b 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -1782,6 +1782,20 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i, memmove(here, (void *)here + size, (void *)last - (void *)here + sizeof(__u32)); memset(last, 0, size); + + /* + * Update i_inline_off - moved ibody region might contain + * system.data attribute. Handling a failure here won't + * cause other complications for setting an xattr. + */ + if (!is_block && ext4_has_inline_data(inode)) { + ret = ext4_find_inline_data_nolock(inode); + if (ret) { + ext4_warning_inode(inode, + "unable to update i_inline_off"); + goto out; + } + } } else if (s->not_found) { /* Insert new name. */ size_t size = EXT4_XATTR_LEN(name_len); diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 35bc174f9ba2..49c3e9620726 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -258,7 +258,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags) spin_unlock(&fi->lock); } kfree(forget); - if (ret == -ENOMEM) + if (ret == -ENOMEM || ret == -EINTR) goto out; if (ret || fuse_invalid_attr(&outarg.attr) || fuse_stale_inode(inode, outarg.generation, &outarg.attr)) diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index d66070af145d..f19d748890f0 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -1134,7 +1134,10 @@ static void process_init_reply(struct fuse_mount *fm, struct fuse_args *args, process_init_limits(fc, arg);

if (arg->minor >= 6) { - u64 flags = arg->flags | (u64) arg->flags2 << 32; + u64 flags = arg->flags; + + if (flags & FUSE_INIT_EXT) + flags |= (u64) arg->flags2 << 32;

ra_pages = arg->max_readahead / PAGE_SIZE; if (flags & FUSE_ASYNC_READ) @@ -1254,7 +1257,8 @@ void fuse_send_init(struct fuse_mount *fm) FUSE_ABORT_ERROR | FUSE_MAX_PAGES | FUSE_CACHE_SYMLINKS | FUSE_NO_OPENDIR_SUPPORT | FUSE_EXPLICIT_INVAL_DATA | FUSE_HANDLE_KILLPRIV_V2 | FUSE_SETXATTR_EXT | FUSE_INIT_EXT | - FUSE_SECURITY_CTX | FUSE_CREATE_SUPP_GROUP; + FUSE_SECURITY_CTX | FUSE_CREATE_SUPP_GROUP | + FUSE_HAS_EXPIRE_ONLY; #ifdef CONFIG_FUSE_DAX if (fm->fc->dax) flags |= FUSE_MAP_ALIGNMENT; diff --git a/fs/fuse/ioctl.c b/fs/fuse/ioctl.c index 8e01bfdfc430..726640fa439e 100644 --- a/fs/fuse/ioctl.c +++ b/fs/fuse/ioctl.c @@ -9,14 +9,23 @@ #include <linux/compat.h> #include <linux/fileattr.h>

-static ssize_t fuse_send_ioctl(struct fuse_mount *fm, struct fuse_args *args) +static ssize_t fuse_send_ioctl(struct fuse_mount *fm, struct fuse_args *args, + struct fuse_ioctl_out *outarg) { - ssize_t ret = fuse_simple_request(fm, args); + ssize_t ret; + + args->out_args[0].size = sizeof(*outarg); + args->out_args[0].value = outarg; + + ret = fuse_simple_request(fm, args);

/* Translate ENOSYS, which shouldn't be returned from fs */ if (ret == -ENOSYS) ret = -ENOTTY;

+ if (ret >= 0 && outarg->result == -ENOSYS) + outarg->result = -ENOTTY; + return ret; }

@@ -264,13 +273,11 @@ long fuse_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg, }

ap.args.out_numargs = 2; - ap.args.out_args[0].size = sizeof(outarg); - ap.args.out_args[0].value = &outarg; ap.args.out_args[1].size = out_size; ap.args.out_pages = true; ap.args.out_argvar = true;

- transferred = fuse_send_ioctl(fm, &ap.args); + transferred = fuse_send_ioctl(fm, &ap.args, &outarg); err = transferred; if (transferred < 0) goto out; @@ -399,12 +406,10 @@ static int fuse_priv_ioctl(struct inode *inode, struct fuse_file *ff, args.in_args[1].size = inarg.in_size; args.in_args[1].value = ptr; args.out_numargs = 2; - args.out_args[0].size = sizeof(outarg); - args.out_args[0].value = &outarg; args.out_args[1].size = inarg.out_size; args.out_args[1].value = ptr;

- err = fuse_send_ioctl(fm, &args); + err = fuse_send_ioctl(fm, &args, &outarg); if (!err) { if (outarg.result < 0) err = outarg.result; diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c index 51bd38da21cd..25e3c20eb19f 100644 --- a/fs/jbd2/checkpoint.c +++ b/fs/jbd2/checkpoint.c @@ -57,28 +57,6 @@ static inline void __buffer_unlink(struct journal_head *jh) } }

-/* - * Move a buffer from the checkpoint list to the checkpoint io list - * - * Called with j_list_lock held - */ -static inline void __buffer_relink_io(struct journal_head *jh) -{ - transaction_t *transaction = jh->b_cp_transaction; - - __buffer_unlink_first(jh); - - if (!transaction->t_checkpoint_io_list) { - jh->b_cpnext = jh->b_cpprev = jh; - } else { - jh->b_cpnext = transaction->t_checkpoint_io_list; - jh->b_cpprev = transaction->t_checkpoint_io_list->b_cpprev; - jh->b_cpprev->b_cpnext = jh; - jh->b_cpnext->b_cpprev = jh; - } - transaction->t_checkpoint_io_list = jh; -} - /* * Check a checkpoint buffer could be release or not. * @@ -183,6 +161,7 @@ __flush_batch(journal_t *journal, int *batch_count) struct buffer_head *bh = journal->j_chkpt_bhs[i]; BUFFER_TRACE(bh, "brelse"); __brelse(bh); + journal->j_chkpt_bhs[i] = NULL; } *batch_count = 0; } @@ -242,6 +221,11 @@ int jbd2_log_do_checkpoint(journal_t *journal) jh = transaction->t_checkpoint_list; bh = jh2bh(jh);

+ /* + * The buffer may be writing back, or flushing out in the + * last couple of cycles, or re-adding into a new transaction, + * need to check it again until it's unlocked. + */ if (buffer_locked(bh)) { get_bh(bh); spin_unlock(&journal->j_list_lock); @@ -287,28 +271,32 @@ int jbd2_log_do_checkpoint(journal_t *journal) } if (!buffer_dirty(bh)) { BUFFER_TRACE(bh, "remove from checkpoint"); - if (__jbd2_journal_remove_checkpoint(jh)) - /* The transaction was released; we're done */ + /* + * If the transaction was released or the checkpoint + * list was empty, we're done. + */ + if (__jbd2_journal_remove_checkpoint(jh) || + !transaction->t_checkpoint_list) goto out; - continue; + } else { + /* + * We are about to write the buffer, it could be + * raced by some other transaction shrink or buffer + * re-log logic once we release the j_list_lock, + * leave it on the checkpoint list and check status + * again to make sure it's clean. + */ + BUFFER_TRACE(bh, "queue"); + get_bh(bh); + J_ASSERT_BH(bh, !buffer_jwrite(bh)); + journal->j_chkpt_bhs[batch_count++] = bh; + transaction->t_chp_stats.cs_written++; + transaction->t_checkpoint_list = jh->b_cpnext; } - /* - * Important: we are about to write the buffer, and - * possibly block, while still holding the journal - * lock. We cannot afford to let the transaction - * logic start messing around with this buffer before - * we write it to disk, as that would break - * recoverability. - */ - BUFFER_TRACE(bh, "queue"); - get_bh(bh); - J_ASSERT_BH(bh, !buffer_jwrite(bh)); - journal->j_chkpt_bhs[batch_count++] = bh; - __buffer_relink_io(jh); - transaction->t_chp_stats.cs_written++; + if ((batch_count == JBD2_NR_BATCH) || - need_resched() || - spin_needbreak(&journal->j_list_lock)) + need_resched() || spin_needbreak(&journal->j_list_lock) || + jh2bh(transaction->t_checkpoint_list) == journal->j_chkpt_bhs[0]) goto unlock_and_flush; }

@@ -322,38 +310,6 @@ int jbd2_log_do_checkpoint(journal_t *journal) goto restart; }

- /* - * Now we issued all of the transaction's buffers, let's deal - * with the buffers that are out for I/O. - */ -restart2: - /* Did somebody clean up the transaction in the meanwhile? */ - if (journal->j_checkpoint_transactions != transaction || - transaction->t_tid != this_tid) - goto out; - - while (transaction->t_checkpoint_io_list) { - jh = transaction->t_checkpoint_io_list; - bh = jh2bh(jh); - if (buffer_locked(bh)) { - get_bh(bh); - spin_unlock(&journal->j_list_lock); - wait_on_buffer(bh); - /* the journal_head may have gone by now */ - BUFFER_TRACE(bh, "brelse"); - __brelse(bh); - spin_lock(&journal->j_list_lock); - goto restart2; - } - - /* - * Now in whatever state the buffer currently is, we - * know that it has been written out and so we can - * drop it from the list - */ - if (__jbd2_journal_remove_checkpoint(jh)) - break; - } out: spin_unlock(&journal->j_list_lock); result = jbd2_cleanup_journal_tail(journal); diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index da6a2bc6bf02..bd4ef43b0203 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -1959,6 +1959,9 @@ dbAllocDmapLev(struct bmap * bmp, if (dbFindLeaf((dmtree_t *) & dp->tree, l2nb, &leafidx)) return -ENOSPC;

+ if (leafidx < 0) + return -EIO; + /* determine the block number within the file system corresponding * to the leaf at which free space was found. */ diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c index ffd4feece078..ce4b4760fcb1 100644 --- a/fs/jfs/jfs_txnmgr.c +++ b/fs/jfs/jfs_txnmgr.c @@ -354,6 +354,11 @@ tid_t txBegin(struct super_block *sb, int flag) jfs_info("txBegin: flag = 0x%x", flag); log = JFS_SBI(sb)->log;

+ if (!log) { + jfs_error(sb, "read-only filesystem\n"); + return 0; + } + TXN_LOCK();

INCREMENT(TxStat.txBegin); diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index b29d68b5eec5..f370c7605120 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -799,6 +799,11 @@ static int jfs_link(struct dentry *old_dentry, if (rc) goto out;

+ if (isReadOnly(ip)) { + jfs_error(ip->i_sb, "read-only filesystem\n"); + return -EROFS; + } + tid = txBegin(ip->i_sb, 0);

mutex_lock_nested(&JFS_IP(dir)->commit_mutex, COMMIT_MUTEX_PARENT); diff --git a/fs/overlayfs/ovl_entry.h b/fs/overlayfs/ovl_entry.h index fd11fe6d6d45..6b9f7917fc1b 100644 --- a/fs/overlayfs/ovl_entry.h +++ b/fs/overlayfs/ovl_entry.h @@ -32,6 +32,7 @@ struct ovl_sb { };

struct ovl_layer { + /* ovl_free_fs() relies on @mnt being the first member! */ struct vfsmount *mnt; /* Trap in ovl inode cache */ struct inode *trap; @@ -42,6 +43,14 @@ struct ovl_layer { int fsid; };

+/* + * ovl_free_fs() relies on @mnt being the first member when unmounting + * the private mounts created for each layer. Let's check both the + * offset and type. + */ +static_assert(offsetof(struct ovl_layer, mnt) == 0); +static_assert(__same_type(typeof_member(struct ovl_layer, mnt), struct vfsmount *)); + struct ovl_path { const struct ovl_layer *layer; struct dentry *dentry; diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index ffd40dc3e4e9..e3e4f4047657 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -555,7 +555,7 @@ static void invalidate_dquots(struct super_block *sb, int type) continue; /* Wait for dquot users */ if (atomic_read(&dquot->dq_count)) { - dqgrab(dquot); + atomic_inc(&dquot->dq_count); spin_unlock(&dq_list_lock); /* * Once dqput() wakes us up, we know it's time to free @@ -2420,7 +2420,8 @@ int dquot_load_quota_sb(struct super_block *sb, int type, int format_id,

error = add_dquot_ref(sb, type); if (error) - dquot_disable(sb, type, flags); + dquot_disable(sb, type, + DQUOT_USAGE_ENABLED | DQUOT_LIMITS_ENABLED);

return error; out_fmt: diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c index d9f0b3b94f00..853209268f50 100644 --- a/fs/smb/client/connect.c +++ b/fs/smb/client/connect.c @@ -60,7 +60,7 @@ extern bool disable_legacy_dialects; #define TLINK_IDLE_EXPIRE (600 * HZ)

/* Drop the connection to not overload the server */ -#define NUM_STATUS_IO_TIMEOUT 5 +#define MAX_STATUS_IO_TIMEOUT 5

static int ip_connect(struct TCP_Server_Info *server); static int generic_ip_connect(struct TCP_Server_Info *server); @@ -1117,6 +1117,7 @@ cifs_demultiplex_thread(void *p) struct mid_q_entry *mids[MAX_COMPOUND]; char *bufs[MAX_COMPOUND]; unsigned int noreclaim_flag, num_io_timeout = 0; + bool pending_reconnect = false;

noreclaim_flag = memalloc_noreclaim_save(); cifs_dbg(FYI, "Demultiplex PID: %d\n", task_pid_nr(current)); @@ -1156,6 +1157,8 @@ cifs_demultiplex_thread(void *p) cifs_dbg(FYI, "RFC1002 header 0x%x\n", pdu_length); if (!is_smb_response(server, buf[0])) continue; + + pending_reconnect = false; next_pdu: server->pdu_size = pdu_length;

@@ -1213,10 +1216,13 @@ cifs_demultiplex_thread(void *p) if (server->ops->is_status_io_timeout && server->ops->is_status_io_timeout(buf)) { num_io_timeout++; - if (num_io_timeout > NUM_STATUS_IO_TIMEOUT) { - cifs_reconnect(server, false); + if (num_io_timeout > MAX_STATUS_IO_TIMEOUT) { + cifs_server_dbg(VFS, + "Number of request timeouts exceeded %d. Reconnecting", + MAX_STATUS_IO_TIMEOUT); + + pending_reconnect = true; num_io_timeout = 0; - continue; } }

@@ -1263,6 +1269,11 @@ cifs_demultiplex_thread(void *p) buf = server->smallbuf; goto next_pdu; } + + /* do this reconnect at the very end after processing all MIDs */ + if (pending_reconnect) + cifs_reconnect(server, true); + } /* end while !EXITING */

/* buffer usually freed in free_mid - need to free it here on exit */ diff --git a/fs/smb/client/dfs.c b/fs/smb/client/dfs.c index 26d14dd0482e..cf83617236d8 100644 --- a/fs/smb/client/dfs.c +++ b/fs/smb/client/dfs.c @@ -66,6 +66,12 @@ static int get_session(struct cifs_mount_ctx *mnt_ctx, const char *full_path) return rc; }

+/* + * Track individual DFS referral servers used by new DFS mount. + * + * On success, their lifetime will be shared by final tcon (dfs_ses_list). + * Otherwise, they will be put by dfs_put_root_smb_sessions() in cifs_mount(). + */ static int add_root_smb_session(struct cifs_mount_ctx *mnt_ctx) { struct smb3_fs_context *ctx = mnt_ctx->fs_ctx; @@ -80,11 +86,12 @@ static int add_root_smb_session(struct cifs_mount_ctx *mnt_ctx) INIT_LIST_HEAD(&root_ses->list);

spin_lock(&cifs_tcp_ses_lock); - ses->ses_count++; + cifs_smb_ses_inc_refcount(ses); spin_unlock(&cifs_tcp_ses_lock); root_ses->ses = ses; list_add_tail(&root_ses->list, &mnt_ctx->dfs_ses_list); } + /* Select new DFS referral server so that new referrals go through it */ ctx->dfs_root_ses = ses; return 0; } @@ -244,7 +251,6 @@ static int __dfs_mount_share(struct cifs_mount_ctx *mnt_ctx) int dfs_mount_share(struct cifs_mount_ctx *mnt_ctx, bool *isdfs) { struct smb3_fs_context *ctx = mnt_ctx->fs_ctx; - struct cifs_ses *ses; bool nodfs = ctx->nodfs; int rc;

@@ -278,20 +284,8 @@ int dfs_mount_share(struct cifs_mount_ctx *mnt_ctx, bool *isdfs) }

*isdfs = true; - /* - * Prevent DFS root session of being put in the first call to - * cifs_mount_put_conns(). If another DFS root server was not found - * while chasing the referrals (@ctx->dfs_root_ses == @ses), then we - * can safely put extra refcount of @ses. - */ - ses = mnt_ctx->ses; - mnt_ctx->ses = NULL; - mnt_ctx->server = NULL; - rc = __dfs_mount_share(mnt_ctx); - if (ses == ctx->dfs_root_ses) - cifs_put_smb_ses(ses); - - return rc; + add_root_smb_session(mnt_ctx); + return __dfs_mount_share(mnt_ctx); }

/* Update dfs referral path of superblock */ diff --git a/fs/smb/client/smb2transport.c b/fs/smb/client/smb2transport.c index 22954a9c7a6c..355e8700530f 100644 --- a/fs/smb/client/smb2transport.c +++ b/fs/smb/client/smb2transport.c @@ -159,7 +159,7 @@ smb2_find_smb_ses_unlocked(struct TCP_Server_Info *server, __u64 ses_id) spin_unlock(&ses->ses_lock); continue; } - ++ses->ses_count; + cifs_smb_ses_inc_refcount(ses); spin_unlock(&ses->ses_lock); return ses; } diff --git a/fs/udf/unicode.c b/fs/udf/unicode.c index 622569007b53..2142cbd1dde2 100644 --- a/fs/udf/unicode.c +++ b/fs/udf/unicode.c @@ -247,7 +247,7 @@ static int udf_name_from_CS0(struct super_block *sb, }

if (translate) { - if (str_o_len <= 2 && str_o[0] == '.' && + if (str_o_len > 0 && str_o_len <= 2 && str_o[0] == '.' && (str_o_len == 1 || str_o[1] == '.')) needsCRC = 1; if (needsCRC) { diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index 402b545959af..5b27f94d4fad 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -431,7 +431,7 @@ int kvm_vgic_v4_unset_forwarding(struct kvm *kvm, int irq,

int vgic_v4_load(struct kvm_vcpu *vcpu); void vgic_v4_commit(struct kvm_vcpu *vcpu); -int vgic_v4_put(struct kvm_vcpu *vcpu, bool need_db); +int vgic_v4_put(struct kvm_vcpu *vcpu);

/* CPU HP callbacks */ void kvm_vgic_cpu_up(void); diff --git a/include/linux/psi.h b/include/linux/psi.h index ab26200c2803..e0745873e3f2 100644 --- a/include/linux/psi.h +++ b/include/linux/psi.h @@ -23,8 +23,9 @@ void psi_memstall_enter(unsigned long *flags); void psi_memstall_leave(unsigned long *flags);

int psi_show(struct seq_file *s, struct psi_group *group, enum psi_res res); -struct psi_trigger *psi_trigger_create(struct psi_group *group, - char *buf, enum psi_res res, struct file *file); +struct psi_trigger *psi_trigger_create(struct psi_group *group, char *buf, + enum psi_res res, struct file *file, + struct kernfs_open_file *of); void psi_trigger_destroy(struct psi_trigger *t);

__poll_t psi_trigger_poll(void **trigger_ptr, struct file *file, diff --git a/include/linux/psi_types.h b/include/linux/psi_types.h index 040c089581c6..f1fd3a8044e0 100644 --- a/include/linux/psi_types.h +++ b/include/linux/psi_types.h @@ -137,6 +137,9 @@ struct psi_trigger { /* Wait queue for polling */ wait_queue_head_t event_wait;

+ /* Kernfs file for cgroup triggers */ + struct kernfs_open_file *of; + /* Pending event flag */ int event;

diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index 20099268fa25..669e8cff40c7 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -135,7 +135,7 @@ struct signal_struct { #ifdef CONFIG_POSIX_TIMERS

/* POSIX.1b Interval Timers */ - int posix_timer_id; + unsigned int next_posix_timer_id; struct list_head posix_timers;

/* ITIMER_REAL timer for the process */ diff --git a/include/linux/tcp.h b/include/linux/tcp.h index b4c08ac86983..91a37c99ba66 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -513,7 +513,7 @@ static inline void fastopen_queue_tune(struct sock *sk, int backlog) struct request_sock_queue *queue = &inet_csk(sk)->icsk_accept_queue; int somaxconn = READ_ONCE(sock_net(sk)->core.sysctl_somaxconn);

- queue->fastopenq.max_qlen = min_t(unsigned int, backlog, somaxconn); + WRITE_ONCE(queue->fastopenq.max_qlen, min_t(unsigned int, backlog, somaxconn)); }

static inline void tcp_move_syn(struct tcp_sock *tp, diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 9654567cfae3..870b6d3c5146 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -822,6 +822,7 @@ struct hci_conn_params {

struct hci_conn *conn; bool explicit_connect; + /* Accessed without hdev->lock: */ hci_conn_flags_t flags; u8 privacy_mode; }; @@ -1573,7 +1574,11 @@ struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); void hci_conn_params_clear_disabled(struct hci_dev *hdev); +void hci_conn_params_free(struct hci_conn_params *param);

+void hci_pend_le_list_del_init(struct hci_conn_params *param); +void hci_pend_le_list_add(struct hci_conn_params *param, + struct list_head *list); struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, bdaddr_t *addr, u8 addr_type); diff --git a/include/net/ip.h b/include/net/ip.h index acec504c469a..83a1a9bc3ceb 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -282,7 +282,7 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, const struct ip_options *sopt, __be32 daddr, __be32 saddr, const struct ip_reply_arg *arg, - unsigned int len, u64 transmit_time); + unsigned int len, u64 transmit_time, u32 txhash);

#define IP_INC_STATS(net, field) SNMP_INC_STATS64((net)->mib.ip_statistics, field) #define __IP_INC_STATS(net, field) __SNMP_INC_STATS64((net)->mib.ip_statistics, field) diff --git a/include/net/tcp.h b/include/net/tcp.h index 5066e4586cf0..182337a8cf94 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1514,25 +1514,38 @@ void tcp_leave_memory_pressure(struct sock *sk); static inline int keepalive_intvl_when(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); + int val;

- return tp->keepalive_intvl ? : - READ_ONCE(net->ipv4.sysctl_tcp_keepalive_intvl); + /* Paired with WRITE_ONCE() in tcp_sock_set_keepintvl() + * and do_tcp_setsockopt(). + */ + val = READ_ONCE(tp->keepalive_intvl); + + return val ? : READ_ONCE(net->ipv4.sysctl_tcp_keepalive_intvl); }

static inline int keepalive_time_when(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); + int val;

- return tp->keepalive_time ? : - READ_ONCE(net->ipv4.sysctl_tcp_keepalive_time); + /* Paired with WRITE_ONCE() in tcp_sock_set_keepidle_locked() */ + val = READ_ONCE(tp->keepalive_time); + + return val ? : READ_ONCE(net->ipv4.sysctl_tcp_keepalive_time); }

static inline int keepalive_probes(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); + int val;

- return tp->keepalive_probes ? : - READ_ONCE(net->ipv4.sysctl_tcp_keepalive_probes); + /* Paired with WRITE_ONCE() in tcp_sock_set_keepcnt() + * and do_tcp_setsockopt(). + */ + val = READ_ONCE(tp->keepalive_probes); + + return val ? : READ_ONCE(net->ipv4.sysctl_tcp_keepalive_probes); }

static inline u32 keepalive_time_elapsed(const struct tcp_sock *tp) @@ -2053,7 +2066,11 @@ void __tcp_v4_send_check(struct sk_buff *skb, __be32 saddr, __be32 daddr); static inline u32 tcp_notsent_lowat(const struct tcp_sock *tp) { struct net *net = sock_net((struct sock *)tp); - return tp->notsent_lowat ?: READ_ONCE(net->ipv4.sysctl_tcp_notsent_lowat); + u32 val; + + val = READ_ONCE(tp->notsent_lowat); + + return val ?: READ_ONCE(net->ipv4.sysctl_tcp_notsent_lowat); }

bool tcp_stream_memory_free(const struct sock *sk, int wake); diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h index 1b9d0dfae72d..b3fcab13fcd3 100644 --- a/include/uapi/linux/fuse.h +++ b/include/uapi/linux/fuse.h @@ -206,6 +206,7 @@ * - add extension header * - add FUSE_EXT_GROUPS * - add FUSE_CREATE_SUPP_GROUP + * - add FUSE_HAS_EXPIRE_ONLY */

#ifndef _LINUX_FUSE_H @@ -369,6 +370,7 @@ struct fuse_file_lock { * FUSE_HAS_INODE_DAX: use per inode DAX * FUSE_CREATE_SUPP_GROUP: add supplementary group info to create, mkdir, * symlink and mknod (single group that matches parent) + * FUSE_HAS_EXPIRE_ONLY: kernel supports expiry-only entry invalidation */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) @@ -406,6 +408,7 @@ struct fuse_file_lock { #define FUSE_SECURITY_CTX (1ULL << 32) #define FUSE_HAS_INODE_DAX (1ULL << 33) #define FUSE_CREATE_SUPP_GROUP (1ULL << 34) +#define FUSE_HAS_EXPIRE_ONLY (1ULL << 35)

/** * CUSE INIT request/reply flags diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index f1b79959d1c1..d6667b435dd3 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -2032,6 +2032,14 @@ void io_wq_submit_work(struct io_wq_work *work) ret = io_issue_sqe(req, issue_flags); if (ret != -EAGAIN) break; + + /* + * If REQ_F_NOWAIT is set, then don't wait or retry with + * poll. -EAGAIN is final for that case. + */ + if (req->flags & REQ_F_NOWAIT) + break; + /* * We can get EAGAIN for iopolled IO even though we're * forcing a sync submission from here, since we can't @@ -3425,8 +3433,6 @@ static unsigned long io_uring_mmu_get_unmapped_area(struct file *filp, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags) { - const unsigned long mmap_end = arch_get_mmap_end(addr, len, flags); - struct vm_unmapped_area_info info; void *ptr;

/* @@ -3441,32 +3447,26 @@ static unsigned long io_uring_mmu_get_unmapped_area(struct file *filp, if (IS_ERR(ptr)) return -ENOMEM;

- info.flags = VM_UNMAPPED_AREA_TOPDOWN; - info.length = len; - info.low_limit = max(PAGE_SIZE, mmap_min_addr); - info.high_limit = arch_get_mmap_base(addr, current->mm->mmap_base); + /* + * Some architectures have strong cache aliasing requirements. + * For such architectures we need a coherent mapping which aliases + * kernel memory *and* userspace memory. To achieve that: + * - use a NULL file pointer to reference physical memory, and + * - use the kernel virtual address of the shared io_uring context + * (instead of the userspace-provided address, which has to be 0UL + * anyway). + * For architectures without such aliasing requirements, the + * architecture will return any suitable mapping because addr is 0. + */ + filp = NULL; + flags |= MAP_SHARED; + pgoff = 0; /* has been translated to ptr above */ #ifdef SHM_COLOUR - info.align_mask = PAGE_MASK & (SHM_COLOUR - 1UL); + addr = (uintptr_t) ptr; #else - info.align_mask = PAGE_MASK & (SHMLBA - 1UL); + addr = 0UL; #endif - info.align_offset = (unsigned long) ptr; - - /* - * A failed mmap() very likely causes application failure, - * so fall back to the bottom-up function here. This scenario - * can happen with large stack limits and large mmap() - * allocations. - */ - addr = vm_unmapped_area(&info); - if (offset_in_page(addr)) { - info.flags = 0; - info.low_limit = TASK_UNMAPPED_BASE; - info.high_limit = mmap_end; - addr = vm_unmapped_area(&info); - } - - return addr; + return current->mm->get_unmapped_area(filp, addr, len, pgoff, flags); }

#else /* !CONFIG_MMU */ diff --git a/kernel/bpf/bpf_lru_list.c b/kernel/bpf/bpf_lru_list.c index d99e89f113c4..3dabdd137d10 100644 --- a/kernel/bpf/bpf_lru_list.c +++ b/kernel/bpf/bpf_lru_list.c @@ -41,7 +41,12 @@ static struct list_head *local_pending_list(struct bpf_lru_locallist *loc_l) /* bpf_lru_node helpers */ static bool bpf_lru_node_is_ref(const struct bpf_lru_node *node) { - return node->ref; + return READ_ONCE(node->ref); +} + +static void bpf_lru_node_clear_ref(struct bpf_lru_node *node) +{ + WRITE_ONCE(node->ref, 0); }

static void bpf_lru_list_count_inc(struct bpf_lru_list *l, @@ -89,7 +94,7 @@ static void __bpf_lru_node_move_in(struct bpf_lru_list *l,

bpf_lru_list_count_inc(l, tgt_type); node->type = tgt_type; - node->ref = 0; + bpf_lru_node_clear_ref(node); list_move(&node->list, &l->lists[tgt_type]); }

@@ -110,7 +115,7 @@ static void __bpf_lru_node_move(struct bpf_lru_list *l, bpf_lru_list_count_inc(l, tgt_type); node->type = tgt_type; } - node->ref = 0; + bpf_lru_node_clear_ref(node);

/* If the moving node is the next_inactive_rotation candidate, * move the next_inactive_rotation pointer also. @@ -353,7 +358,7 @@ static void __local_list_add_pending(struct bpf_lru *lru, *(u32 *)((void *)node + lru->hash_offset) = hash; node->cpu = cpu; node->type = BPF_LRU_LOCAL_LIST_T_PENDING; - node->ref = 0; + bpf_lru_node_clear_ref(node); list_add(&node->list, local_pending_list(loc_l)); }

@@ -419,7 +424,7 @@ static struct bpf_lru_node *bpf_percpu_lru_pop_free(struct bpf_lru *lru, if (!list_empty(free_list)) { node = list_first_entry(free_list, struct bpf_lru_node, list); *(u32 *)((void *)node + lru->hash_offset) = hash; - node->ref = 0; + bpf_lru_node_clear_ref(node); __bpf_lru_node_move(l, node, BPF_LRU_LIST_T_INACTIVE); }

@@ -522,7 +527,7 @@ static void bpf_common_lru_push_free(struct bpf_lru *lru, }

node->type = BPF_LRU_LOCAL_LIST_T_FREE; - node->ref = 0; + bpf_lru_node_clear_ref(node); list_move(&node->list, local_free_list(loc_l));

raw_spin_unlock_irqrestore(&loc_l->lock, flags); @@ -568,7 +573,7 @@ static void bpf_common_lru_populate(struct bpf_lru *lru, void *buf,

node = (struct bpf_lru_node *)(buf + node_offset); node->type = BPF_LRU_LIST_T_FREE; - node->ref = 0; + bpf_lru_node_clear_ref(node); list_add(&node->list, &l->lists[BPF_LRU_LIST_T_FREE]); buf += elem_size; } @@ -594,7 +599,7 @@ static void bpf_percpu_lru_populate(struct bpf_lru *lru, void *buf, node = (struct bpf_lru_node *)(buf + node_offset); node->cpu = cpu; node->type = BPF_LRU_LIST_T_FREE; - node->ref = 0; + bpf_lru_node_clear_ref(node); list_add(&node->list, &l->lists[BPF_LRU_LIST_T_FREE]); i++; buf += elem_size; diff --git a/kernel/bpf/bpf_lru_list.h b/kernel/bpf/bpf_lru_list.h index 4ea227c9c1ad..8f3c8b2b4490 100644 --- a/kernel/bpf/bpf_lru_list.h +++ b/kernel/bpf/bpf_lru_list.h @@ -64,11 +64,8 @@ struct bpf_lru {

static inline void bpf_lru_node_set_ref(struct bpf_lru_node *node) { - /* ref is an approximation on access frequency. It does not - * have to be very accurate. Hence, no protection is used. - */ - if (!node->ref) - node->ref = 1; + if (!READ_ONCE(node->ref)) + WRITE_ONCE(node->ref, 1); }

int bpf_lru_init(struct bpf_lru *lru, bool percpu, u32 hash_offset, diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 25ca17a8e196..8b4e92439d1d 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -485,25 +485,26 @@ static bool btf_type_is_fwd(const struct btf_type *t) return BTF_INFO_KIND(t->info) == BTF_KIND_FWD; }

-static bool btf_type_nosize(const struct btf_type *t) +static bool btf_type_is_datasec(const struct btf_type *t) { - return btf_type_is_void(t) || btf_type_is_fwd(t) || - btf_type_is_func(t) || btf_type_is_func_proto(t); + return BTF_INFO_KIND(t->info) == BTF_KIND_DATASEC; }

-static bool btf_type_nosize_or_null(const struct btf_type *t) +static bool btf_type_is_decl_tag(const struct btf_type *t) { - return !t || btf_type_nosize(t); + return BTF_INFO_KIND(t->info) == BTF_KIND_DECL_TAG; }

-static bool btf_type_is_datasec(const struct btf_type *t) +static bool btf_type_nosize(const struct btf_type *t) { - return BTF_INFO_KIND(t->info) == BTF_KIND_DATASEC; + return btf_type_is_void(t) || btf_type_is_fwd(t) || + btf_type_is_func(t) || btf_type_is_func_proto(t) || + btf_type_is_decl_tag(t); }

-static bool btf_type_is_decl_tag(const struct btf_type *t) +static bool btf_type_nosize_or_null(const struct btf_type *t) { - return BTF_INFO_KIND(t->info) == BTF_KIND_DECL_TAG; + return !t || btf_type_nosize(t); }

static bool btf_type_is_decl_tag_target(const struct btf_type *t) diff --git a/kernel/bpf/log.c b/kernel/bpf/log.c index 046ddff37a76..850494423530 100644 --- a/kernel/bpf/log.c +++ b/kernel/bpf/log.c @@ -62,9 +62,6 @@ void bpf_verifier_vlog(struct bpf_verifier_log *log, const char *fmt,

n = vscnprintf(log->kbuf, BPF_VERIFIER_TMP_LOG_SIZE, fmt, args);

- WARN_ONCE(n >= BPF_VERIFIER_TMP_LOG_SIZE - 1, - "verifier log line truncated - local buffer too short\n"); - if (log->level == BPF_LOG_KERNEL) { bool newline = n > 0 && log->kbuf[n - 1] == '\n';

diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index f1c8733f76b8..5524fcf6fb2a 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -5394,7 +5394,8 @@ static int bpf_unpriv_handler(struct ctl_table *table, int write, *(int *)table->data = unpriv_enable; }

- unpriv_ebpf_notify(unpriv_enable); + if (write) + unpriv_ebpf_notify(unpriv_enable);

return ret; } diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index aac31e33323b..4fbfe1d08646 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -5381,16 +5381,17 @@ static int update_stack_depth(struct bpf_verifier_env *env, * Since recursion is prevented by check_cfg() this algorithm * only needs a local stack of MAX_CALL_FRAMES to remember callsites */ -static int check_max_stack_depth(struct bpf_verifier_env *env) +static int check_max_stack_depth_subprog(struct bpf_verifier_env *env, int idx) { - int depth = 0, frame = 0, idx = 0, i = 0, subprog_end; struct bpf_subprog_info *subprog = env->subprog_info; struct bpf_insn *insn = env->prog->insnsi; + int depth = 0, frame = 0, i, subprog_end; bool tail_call_reachable = false; int ret_insn[MAX_CALL_FRAMES]; int ret_prog[MAX_CALL_FRAMES]; int j;

+ i = subprog[idx].start; process_func: /* protect against potential stack overflow that might happen when * bpf2bpf calls get combined with tailcalls. Limit the caller's stack @@ -5429,7 +5430,7 @@ static int check_max_stack_depth(struct bpf_verifier_env *env) continue_func: subprog_end = subprog[idx + 1].start; for (; i < subprog_end; i++) { - int next_insn; + int next_insn, sidx;

if (!bpf_pseudo_call(insn + i) && !bpf_pseudo_func(insn + i)) continue; @@ -5439,14 +5440,14 @@ static int check_max_stack_depth(struct bpf_verifier_env *env)

/* find the callee */ next_insn = i + insn[i].imm + 1; - idx = find_subprog(env, next_insn); - if (idx < 0) { + sidx = find_subprog(env, next_insn); + if (sidx < 0) { WARN_ONCE(1, "verifier bug. No program starts at insn %d\n", next_insn); return -EFAULT; } - if (subprog[idx].is_async_cb) { - if (subprog[idx].has_tail_call) { + if (subprog[sidx].is_async_cb) { + if (subprog[sidx].has_tail_call) { verbose(env, "verifier bug. subprog has tail_call and async cb\n"); return -EFAULT; } @@ -5455,6 +5456,7 @@ static int check_max_stack_depth(struct bpf_verifier_env *env) continue; } i = next_insn; + idx = sidx;

if (subprog[idx].has_tail_call) tail_call_reachable = true; @@ -5490,6 +5492,22 @@ static int check_max_stack_depth(struct bpf_verifier_env *env) goto continue_func; }

+static int check_max_stack_depth(struct bpf_verifier_env *env) +{ + struct bpf_subprog_info *si = env->subprog_info; + int ret; + + for (int i = 0; i < env->subprog_cnt; i++) { + if (!i || si[i].is_async_cb) { + ret = check_max_stack_depth_subprog(env, i); + if (ret < 0) + return ret; + } + continue; + } + return 0; +} + #ifndef CONFIG_BPF_JIT_ALWAYS_ON static int get_callee_stack_depth(struct bpf_verifier_env *env, const struct bpf_insn *insn, int idx) diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 4d42f0cbc11e..3299ec69ce0d 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -3785,7 +3785,7 @@ static ssize_t pressure_write(struct kernfs_open_file *of, char *buf, }

psi = cgroup_psi(cgrp); - new = psi_trigger_create(psi, buf, res, of->file); + new = psi_trigger_create(psi, buf, res, of->file, of); if (IS_ERR(new)) { cgroup_put(cgrp); return PTR_ERR(new); diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index 77747391f49b..4874508bb950 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -174,11 +174,10 @@ static bool cleanup_symbol_name(char *s) * LLVM appends various suffixes for local functions and variables that * must be promoted to global scope as part of LTO. This can break * hooking of static functions with kprobes. '.' is not a valid - * character in an identifier in C. Suffixes observed: + * character in an identifier in C. Suffixes only in LLVM LTO observed: * - foo.llvm.[0-9a-f]+ - * - foo.[0-9a-f]+ */ - res = strchr(s, '.'); + res = strstr(s, ".llvm."); if (res) { *res = '\0'; return true; diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h index 8f08c087142b..9b9ce09f8f35 100644 --- a/kernel/rcu/tasks.h +++ b/kernel/rcu/tasks.h @@ -241,7 +241,6 @@ static void cblist_init_generic(struct rcu_tasks *rtp) if (rcu_task_enqueue_lim < 0) { rcu_task_enqueue_lim = 1; rcu_task_cb_adjust = true; - pr_info("%s: Setting adjustable number of callback queues.\n", __func__); } else if (rcu_task_enqueue_lim == 0) { rcu_task_enqueue_lim = 1; } @@ -272,6 +271,10 @@ static void cblist_init_generic(struct rcu_tasks *rtp) raw_spin_unlock_rcu_node(rtpcp); // irqs remain disabled. } raw_spin_unlock_irqrestore(&rtp->cbs_gbl_lock, flags); + + if (rcu_task_cb_adjust) + pr_info("%s: Setting adjustable number of callback queues.\n", __func__); + pr_info("%s: Setting shift to %d and lim to %d.\n", __func__, data_race(rtp->percpu_enqueue_shift), data_race(rtp->percpu_enqueue_lim)); }

diff --git a/kernel/rcu/tree_exp.h b/kernel/rcu/tree_exp.h index 3b7abb58157d..8239b39d945b 100644 --- a/kernel/rcu/tree_exp.h +++ b/kernel/rcu/tree_exp.h @@ -643,7 +643,7 @@ static void synchronize_rcu_expedited_wait(void) "O."[!!cpu_online(cpu)], "o."[!!(rdp->grpmask & rnp->expmaskinit)], "N."[!!(rdp->grpmask & rnp->expmaskinitnext)], - "D."[!!(rdp->cpu_no_qs.b.exp)]); + "D."[!!data_race(rdp->cpu_no_qs.b.exp)]); } } pr_cont(" } %lu jiffies s: %lu root: %#lx/%c\n", diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 7b0fe741a088..41021080ad25 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -257,6 +257,8 @@ static void rcu_preempt_ctxt_queue(struct rcu_node *rnp, struct rcu_data *rdp) * GP should not be able to end until we report, so there should be * no need to check for a subsequent expedited GP. (Though we are * still in a quiescent state in any case.) + * + * Interrupts are disabled, so ->cpu_no_qs.b.exp cannot change. */ if (blkd_state & RCU_EXP_BLKD && rdp->cpu_no_qs.b.exp) rcu_report_exp_rdp(rdp); @@ -941,7 +943,7 @@ notrace void rcu_preempt_deferred_qs(struct task_struct *t) { struct rcu_data *rdp = this_cpu_ptr(&rcu_data);

- if (rdp->cpu_no_qs.b.exp) + if (READ_ONCE(rdp->cpu_no_qs.b.exp)) rcu_report_exp_rdp(rdp); }

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 4da5f3541762..dacb56d7e914 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -7174,7 +7174,7 @@ static int select_idle_sibling(struct task_struct *p, int prev, int target) recent_used_cpu != target && cpus_share_cache(recent_used_cpu, target) && (available_idle_cpu(recent_used_cpu) || sched_idle_cpu(recent_used_cpu)) && - cpumask_test_cpu(p->recent_used_cpu, p->cpus_ptr) && + cpumask_test_cpu(recent_used_cpu, p->cpus_ptr) && asym_fits_cpu(task_util, util_min, util_max, recent_used_cpu)) { return recent_used_cpu; } @@ -10762,7 +10762,7 @@ static int load_balance(int this_cpu, struct rq *this_rq, .sd = sd, .dst_cpu = this_cpu, .dst_rq = this_rq, - .dst_grpmask = sched_group_span(sd->groups), + .dst_grpmask = group_balance_mask(sd->groups), .idle = idle, .loop_break = SCHED_NR_MIGRATE_BREAK, .cpus = cpus, diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c index e072f6b31bf3..80d8c10e9363 100644 --- a/kernel/sched/psi.c +++ b/kernel/sched/psi.c @@ -494,8 +494,12 @@ static u64 update_triggers(struct psi_group *group, u64 now, bool *update_total, continue;

/* Generate an event */ - if (cmpxchg(&t->event, 0, 1) == 0) - wake_up_interruptible(&t->event_wait); + if (cmpxchg(&t->event, 0, 1) == 0) { + if (t->of) + kernfs_notify(t->of->kn); + else + wake_up_interruptible(&t->event_wait); + } t->last_event_time = now; /* Reset threshold breach flag once event got generated */ t->pending_event = false; @@ -1272,8 +1276,9 @@ int psi_show(struct seq_file *m, struct psi_group *group, enum psi_res res) return 0; }

-struct psi_trigger *psi_trigger_create(struct psi_group *group, - char *buf, enum psi_res res, struct file *file) +struct psi_trigger *psi_trigger_create(struct psi_group *group, char *buf, + enum psi_res res, struct file *file, + struct kernfs_open_file *of) { struct psi_trigger *t; enum psi_states state; @@ -1333,7 +1338,9 @@ struct psi_trigger *psi_trigger_create(struct psi_group *group,

t->event = 0; t->last_event_time = 0; - init_waitqueue_head(&t->event_wait); + t->of = of; + if (!of) + init_waitqueue_head(&t->event_wait); t->pending_event = false; t->aggregator = privileged ? PSI_POLL : PSI_AVGS;

@@ -1390,7 +1397,10 @@ void psi_trigger_destroy(struct psi_trigger *t) * being accessed later. Can happen if cgroup is deleted from under a * polling process. */ - wake_up_pollfree(&t->event_wait); + if (t->of) + kernfs_notify(t->of->kn); + else + wake_up_interruptible(&t->event_wait);

if (t->aggregator == PSI_AVGS) { mutex_lock(&group->avgs_lock); @@ -1462,7 +1472,10 @@ __poll_t psi_trigger_poll(void **trigger_ptr, if (!t) return DEFAULT_POLLMASK | EPOLLERR | EPOLLPRI;

- poll_wait(file, &t->event_wait, wait); + if (t->of) + kernfs_generic_poll(t->of, wait); + else + poll_wait(file, &t->event_wait, wait);

if (cmpxchg(&t->event, 1, 0) == 1) ret |= EPOLLPRI; @@ -1532,7 +1545,7 @@ static ssize_t psi_write(struct file *file, const char __user *user_buf, return -EBUSY; }

- new = psi_trigger_create(&psi_system, buf, res, file); + new = psi_trigger_create(&psi_system, buf, res, file, NULL); if (IS_ERR(new)) { mutex_unlock(&seq->lock); return PTR_ERR(new); diff --git a/kernel/sys.c b/kernel/sys.c index 339fee3eff6a..a36a27ebac33 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -2529,11 +2529,6 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, else return -EINVAL; break; - case PR_GET_AUXV: - if (arg4 || arg5) - return -EINVAL; - error = prctl_get_auxv((void __user *)arg2, arg3); - break; default: return -EINVAL; } @@ -2688,6 +2683,11 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, case PR_SET_VMA: error = prctl_set_vma(arg2, arg3, arg4, arg5); break; + case PR_GET_AUXV: + if (arg4 || arg5) + return -EINVAL; + error = prctl_get_auxv((void __user *)arg2, arg3); + break; #ifdef CONFIG_KSM case PR_SET_MEMORY_MERGE: if (arg3 || arg4 || arg5) diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c index ed3c4a954398..2d6cf93ca370 100644 --- a/kernel/time/posix-timers.c +++ b/kernel/time/posix-timers.c @@ -140,25 +140,30 @@ static struct k_itimer *posix_timer_by_id(timer_t id) static int posix_timer_add(struct k_itimer *timer) { struct signal_struct *sig = current->signal; - int first_free_id = sig->posix_timer_id; struct hlist_head *head; - int ret = -ENOENT; + unsigned int cnt, id;

- do { + /* + * FIXME: Replace this by a per signal struct xarray once there is + * a plan to handle the resulting CRIU regression gracefully. + */ + for (cnt = 0; cnt <= INT_MAX; cnt++) { spin_lock(&hash_lock); - head = &posix_timers_hashtable[hash(sig, sig->posix_timer_id)]; - if (!__posix_timers_find(head, sig, sig->posix_timer_id)) { + id = sig->next_posix_timer_id; + + /* Write the next ID back. Clamp it to the positive space */ + sig->next_posix_timer_id = (id + 1) & INT_MAX; + + head = &posix_timers_hashtable[hash(sig, id)]; + if (!__posix_timers_find(head, sig, id)) { hlist_add_head_rcu(&timer->t_hash, head); - ret = sig->posix_timer_id; + spin_unlock(&hash_lock); + return id; } - if (++sig->posix_timer_id < 0) - sig->posix_timer_id = 0; - if ((sig->posix_timer_id == first_free_id) && (ret == -ENOENT)) - /* Loop over all possible ids completed */ - ret = -EAGAIN; spin_unlock(&hash_lock); - } while (ret == -ENOENT); - return ret; + } + /* POSIX return code when no timer ID could be allocated */ + return -EAGAIN; }

static inline void unlock_timer(struct k_itimer *timr, unsigned long flags) diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index c8c61381eba4..d06938ae0717 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -6668,7 +6668,8 @@ static int event_hist_trigger_parse(struct event_command *cmd_ops, goto out_unreg;

if (has_hist_vars(hist_data) || hist_data->n_var_refs) { - if (save_hist_vars(hist_data)) + ret = save_hist_vars(hist_data); + if (ret) goto out_unreg; }

diff --git a/lib/iov_iter.c b/lib/iov_iter.c index 960223ed9199..061cc3ed58f5 100644 --- a/lib/iov_iter.c +++ b/lib/iov_iter.c @@ -1795,7 +1795,7 @@ static __noclone int copy_compat_iovec_from_user(struct iovec *iov, return ret; }

-static int copy_iovec_from_user(struct iovec *iov, +static __noclone int copy_iovec_from_user(struct iovec *iov, const struct iovec __user *uiov, unsigned long nr_segs) { int ret = -EFAULT; diff --git a/lib/maple_tree.c b/lib/maple_tree.c index 35264f1936a3..bb28a49d173c 100644 --- a/lib/maple_tree.c +++ b/lib/maple_tree.c @@ -3693,7 +3693,8 @@ static inline int mas_root_expand(struct ma_state *mas, void *entry) mas->offset = slot; pivots[slot] = mas->last; if (mas->last != ULONG_MAX) - slot++; + pivots[++slot] = ULONG_MAX; + mas->depth = 1; mas_set_height(mas); ma_set_meta(node, maple_leaf_64, 0, slot); diff --git a/mm/mlock.c b/mm/mlock.c index 40b43f8740df..39e03a37f0a9 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -471,7 +471,6 @@ static int apply_vma_lock_flags(unsigned long start, size_t len, { unsigned long nstart, end, tmp; struct vm_area_struct *vma, *prev; - int error; VMA_ITERATOR(vmi, current->mm, start);

VM_BUG_ON(offset_in_page(start)); @@ -492,6 +491,7 @@ static int apply_vma_lock_flags(unsigned long start, size_t len, nstart = start; tmp = vma->vm_start; for_each_vma_range(vmi, vma, end) { + int error; vm_flags_t newflags;

if (vma->vm_start != tmp) @@ -505,14 +505,15 @@ static int apply_vma_lock_flags(unsigned long start, size_t len, tmp = end; error = mlock_fixup(&vmi, vma, &prev, nstart, tmp, newflags); if (error) - break; + return error; + tmp = vma_iter_end(&vmi); nstart = tmp; }

- if (vma_iter_end(&vmi) < end) + if (tmp < end) return -ENOMEM;

- return error; + return 0; }

/* diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 2275e0d9f841..31c115b225e7 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -118,7 +118,7 @@ static void hci_connect_le_scan_cleanup(struct hci_conn *conn, u8 status) */ params->explicit_connect = false;

- list_del_init(&params->action); + hci_pend_le_list_del_init(params);

switch (params->auto_connect) { case HCI_AUTO_CONN_EXPLICIT: @@ -127,10 +127,10 @@ static void hci_connect_le_scan_cleanup(struct hci_conn *conn, u8 status) return; case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_add(params, &hdev->pend_le_conns); break; case HCI_AUTO_CONN_REPORT: - list_add(&params->action, &hdev->pend_le_reports); + hci_pend_le_list_add(params, &hdev->pend_le_reports); break; default: break; @@ -1426,8 +1426,8 @@ static int hci_explicit_conn_params_set(struct hci_dev *hdev, if (params->auto_connect == HCI_AUTO_CONN_DISABLED || params->auto_connect == HCI_AUTO_CONN_REPORT || params->auto_connect == HCI_AUTO_CONN_EXPLICIT) { - list_del_init(&params->action); - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_del_init(params); + hci_pend_le_list_add(params, &hdev->pend_le_conns); }

params->explicit_connect = true; @@ -1684,7 +1684,7 @@ struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, if (!link) { hci_conn_drop(acl); hci_conn_drop(sco); - return NULL; + return ERR_PTR(-ENOLINK); }

sco->setting = setting; @@ -2256,7 +2256,7 @@ struct hci_conn *hci_connect_cis(struct hci_dev *hdev, bdaddr_t *dst, if (!link) { hci_conn_drop(le); hci_conn_drop(cis); - return NULL; + return ERR_PTR(-ENOLINK); }

/* If LE is already connected and CIS handle is already set proceed to diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 48917c68358d..1ec83985f1ab 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1972,6 +1972,7 @@ static int hci_remove_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor) { int status = 0; + int handle;

switch (hci_get_adv_monitor_offload_ext(hdev)) { case HCI_ADV_MONITOR_EXT_NONE: /* also goes here when powered off */ @@ -1980,9 +1981,10 @@ static int hci_remove_adv_monitor(struct hci_dev *hdev, goto free_monitor;

case HCI_ADV_MONITOR_EXT_MSFT: + handle = monitor->handle; status = msft_remove_monitor(hdev, monitor); bt_dev_dbg(hdev, "%s remove monitor %d msft status %d", - hdev->name, monitor->handle, status); + hdev->name, handle, status); break; }

@@ -2249,21 +2251,45 @@ struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, return NULL; }

-/* This function requires the caller holds hdev->lock */ +/* This function requires the caller holds hdev->lock or rcu_read_lock */ struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, bdaddr_t *addr, u8 addr_type) { struct hci_conn_params *param;

- list_for_each_entry(param, list, action) { + rcu_read_lock(); + + list_for_each_entry_rcu(param, list, action) { if (bacmp(&param->addr, addr) == 0 && - param->addr_type == addr_type) + param->addr_type == addr_type) { + rcu_read_unlock(); return param; + } }

+ rcu_read_unlock(); + return NULL; }

+/* This function requires the caller holds hdev->lock */ +void hci_pend_le_list_del_init(struct hci_conn_params *param) +{ + if (list_empty(&param->action)) + return; + + list_del_rcu(&param->action); + synchronize_rcu(); + INIT_LIST_HEAD(&param->action); +} + +/* This function requires the caller holds hdev->lock */ +void hci_pend_le_list_add(struct hci_conn_params *param, + struct list_head *list) +{ + list_add_rcu(&param->action, list); +} + /* This function requires the caller holds hdev->lock */ struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type) @@ -2297,14 +2323,15 @@ struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, return params; }

-static void hci_conn_params_free(struct hci_conn_params *params) +void hci_conn_params_free(struct hci_conn_params *params) { + hci_pend_le_list_del_init(params); + if (params->conn) { hci_conn_drop(params->conn); hci_conn_put(params->conn); }

- list_del(&params->action); list_del(&params->list); kfree(params); } @@ -2342,8 +2369,7 @@ void hci_conn_params_clear_disabled(struct hci_dev *hdev) continue; }

- list_del(&params->list); - kfree(params); + hci_conn_params_free(params); }

BT_DBG("All LE disabled connection parameters were removed"); diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 21e26d3b286c..cb0b5fe7a6f8 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1564,7 +1564,7 @@ static u8 hci_cc_le_set_privacy_mode(struct hci_dev *hdev, void *data,

params = hci_conn_params_lookup(hdev, &cp->bdaddr, cp->bdaddr_type); if (params) - params->privacy_mode = cp->mode; + WRITE_ONCE(params->privacy_mode, cp->mode);

hci_dev_unlock(hdev);

@@ -2784,6 +2784,9 @@ static void hci_cs_disconnect(struct hci_dev *hdev, u8 status) hci_enable_advertising(hdev); }

+ /* Inform sockets conn is gone before we delete it */ + hci_disconn_cfm(conn, HCI_ERROR_UNSPECIFIED); + goto done; }

@@ -2804,8 +2807,8 @@ static void hci_cs_disconnect(struct hci_dev *hdev, u8 status)

case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: - list_del_init(&params->action); - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_del_init(params); + hci_pend_le_list_add(params, &hdev->pend_le_conns); break;

default: @@ -3423,8 +3426,8 @@ static void hci_disconn_complete_evt(struct hci_dev *hdev, void *data,

case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: - list_del_init(&params->action); - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_del_init(params); + hci_pend_le_list_add(params, &hdev->pend_le_conns); hci_update_passive_scan(hdev); break;

@@ -5961,7 +5964,7 @@ static void le_conn_complete_evt(struct hci_dev *hdev, u8 status, params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst, conn->dst_type); if (params) { - list_del_init(&params->action); + hci_pend_le_list_del_init(params); if (params->conn) { hci_conn_drop(params->conn); hci_conn_put(params->conn); diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index b5b1b610df33..1bcb54272dc6 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -2160,15 +2160,23 @@ static int hci_le_del_accept_list_sync(struct hci_dev *hdev, return 0; }

+struct conn_params { + bdaddr_t addr; + u8 addr_type; + hci_conn_flags_t flags; + u8 privacy_mode; +}; + /* Adds connection to resolve list if needed. * Setting params to NULL programs local hdev->irk */ static int hci_le_add_resolve_list_sync(struct hci_dev *hdev, - struct hci_conn_params *params) + struct conn_params *params) { struct hci_cp_le_add_to_resolv_list cp; struct smp_irk *irk; struct bdaddr_list_with_irk *entry; + struct hci_conn_params *p;

if (!use_ll_privacy(hdev)) return 0; @@ -2203,6 +2211,16 @@ static int hci_le_add_resolve_list_sync(struct hci_dev *hdev, /* Default privacy mode is always Network */ params->privacy_mode = HCI_NETWORK_PRIVACY;

+ rcu_read_lock(); + p = hci_pend_le_action_lookup(&hdev->pend_le_conns, + &params->addr, params->addr_type); + if (!p) + p = hci_pend_le_action_lookup(&hdev->pend_le_reports, + &params->addr, params->addr_type); + if (p) + WRITE_ONCE(p->privacy_mode, HCI_NETWORK_PRIVACY); + rcu_read_unlock(); + done: if (hci_dev_test_flag(hdev, HCI_PRIVACY)) memcpy(cp.local_irk, hdev->irk, 16); @@ -2215,7 +2233,7 @@ static int hci_le_add_resolve_list_sync(struct hci_dev *hdev,

/* Set Device Privacy Mode. */ static int hci_le_set_privacy_mode_sync(struct hci_dev *hdev, - struct hci_conn_params *params) + struct conn_params *params) { struct hci_cp_le_set_privacy_mode cp; struct smp_irk *irk; @@ -2240,6 +2258,8 @@ static int hci_le_set_privacy_mode_sync(struct hci_dev *hdev, bacpy(&cp.bdaddr, &irk->bdaddr); cp.mode = HCI_DEVICE_PRIVACY;

+ /* Note: params->privacy_mode is not updated since it is a copy */ + return __hci_cmd_sync_status(hdev, HCI_OP_LE_SET_PRIVACY_MODE, sizeof(cp), &cp, HCI_CMD_TIMEOUT); } @@ -2249,7 +2269,7 @@ static int hci_le_set_privacy_mode_sync(struct hci_dev *hdev, * properly set the privacy mode. */ static int hci_le_add_accept_list_sync(struct hci_dev *hdev, - struct hci_conn_params *params, + struct conn_params *params, u8 *num_entries) { struct hci_cp_le_add_to_accept_list cp; @@ -2447,6 +2467,52 @@ struct sk_buff *hci_read_local_oob_data_sync(struct hci_dev *hdev, return __hci_cmd_sync_sk(hdev, opcode, 0, NULL, 0, HCI_CMD_TIMEOUT, sk); }

+static struct conn_params *conn_params_copy(struct list_head *list, size_t *n) +{ + struct hci_conn_params *params; + struct conn_params *p; + size_t i; + + rcu_read_lock(); + + i = 0; + list_for_each_entry_rcu(params, list, action) + ++i; + *n = i; + + rcu_read_unlock(); + + p = kvcalloc(*n, sizeof(struct conn_params), GFP_KERNEL); + if (!p) + return NULL; + + rcu_read_lock(); + + i = 0; + list_for_each_entry_rcu(params, list, action) { + /* Racing adds are handled in next scan update */ + if (i >= *n) + break; + + /* No hdev->lock, but: addr, addr_type are immutable. + * privacy_mode is only written by us or in + * hci_cc_le_set_privacy_mode that we wait for. + * We should be idempotent so MGMT updating flags + * while we are processing is OK. + */ + bacpy(&p[i].addr, &params->addr); + p[i].addr_type = params->addr_type; + p[i].flags = READ_ONCE(params->flags); + p[i].privacy_mode = READ_ONCE(params->privacy_mode); + ++i; + } + + rcu_read_unlock(); + + *n = i; + return p; +} + /* Device must not be scanning when updating the accept list. * * Update is done using the following sequence: @@ -2466,11 +2532,12 @@ struct sk_buff *hci_read_local_oob_data_sync(struct hci_dev *hdev, */ static u8 hci_update_accept_list_sync(struct hci_dev *hdev) { - struct hci_conn_params *params; + struct conn_params *params; struct bdaddr_list *b, *t; u8 num_entries = 0; bool pend_conn, pend_report; u8 filter_policy; + size_t i, n; int err;

/* Pause advertising if resolving list can be used as controllers @@ -2504,6 +2571,7 @@ static u8 hci_update_accept_list_sync(struct hci_dev *hdev) if (hci_conn_hash_lookup_le(hdev, &b->bdaddr, b->bdaddr_type)) continue;

+ /* Pointers not dereferenced, no locks needed */ pend_conn = hci_pend_le_action_lookup(&hdev->pend_le_conns, &b->bdaddr, b->bdaddr_type); @@ -2532,23 +2600,50 @@ static u8 hci_update_accept_list_sync(struct hci_dev *hdev) * available accept list entries in the controller, then * just abort and return filer policy value to not use the * accept list. + * + * The list and params may be mutated while we wait for events, + * so make a copy and iterate it. */ - list_for_each_entry(params, &hdev->pend_le_conns, action) { - err = hci_le_add_accept_list_sync(hdev, params, &num_entries); - if (err) + + params = conn_params_copy(&hdev->pend_le_conns, &n); + if (!params) { + err = -ENOMEM; + goto done; + } + + for (i = 0; i < n; ++i) { + err = hci_le_add_accept_list_sync(hdev, &params[i], + &num_entries); + if (err) { + kvfree(params); goto done; + } }

+ kvfree(params); + /* After adding all new pending connections, walk through * the list of pending reports and also add these to the * accept list if there is still space. Abort if space runs out. */ - list_for_each_entry(params, &hdev->pend_le_reports, action) { - err = hci_le_add_accept_list_sync(hdev, params, &num_entries); - if (err) + + params = conn_params_copy(&hdev->pend_le_reports, &n); + if (!params) { + err = -ENOMEM; + goto done; + } + + for (i = 0; i < n; ++i) { + err = hci_le_add_accept_list_sync(hdev, &params[i], + &num_entries); + if (err) { + kvfree(params); goto done; + } }

+ kvfree(params); + /* Use the allowlist unless the following conditions are all true: * - We are not currently suspending * - There are 1 or more ADV monitors registered and it's not offloaded @@ -4839,12 +4934,12 @@ static void hci_pend_le_actions_clear(struct hci_dev *hdev) struct hci_conn_params *p;

list_for_each_entry(p, &hdev->le_conn_params, list) { + hci_pend_le_list_del_init(p); if (p->conn) { hci_conn_drop(p->conn); hci_conn_put(p->conn); p->conn = NULL; } - list_del_init(&p->action); }

BT_DBG("All LE pending actions cleared"); diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c index 34d55a85d8f6..94d5bc104fed 100644 --- a/net/bluetooth/iso.c +++ b/net/bluetooth/iso.c @@ -123,8 +123,11 @@ static struct iso_conn *iso_conn_add(struct hci_conn *hcon) { struct iso_conn *conn = hcon->iso_data;

- if (conn) + if (conn) { + if (!conn->hcon) + conn->hcon = hcon; return conn; + }

conn = kzalloc(sizeof(*conn), GFP_KERNEL); if (!conn) @@ -300,14 +303,13 @@ static int iso_connect_bis(struct sock *sk) goto unlock; }

- hci_dev_unlock(hdev); - hci_dev_put(hdev); + lock_sock(sk);

err = iso_chan_add(conn, sk, NULL); - if (err) - return err; - - lock_sock(sk); + if (err) { + release_sock(sk); + goto unlock; + }

/* Update source addr of the socket */ bacpy(&iso_pi(sk)->src, &hcon->src); @@ -321,7 +323,6 @@ static int iso_connect_bis(struct sock *sk) }

release_sock(sk); - return err;

unlock: hci_dev_unlock(hdev); @@ -389,14 +390,13 @@ static int iso_connect_cis(struct sock *sk) goto unlock; }

- hci_dev_unlock(hdev); - hci_dev_put(hdev); + lock_sock(sk);

err = iso_chan_add(conn, sk, NULL); - if (err) - return err; - - lock_sock(sk); + if (err) { + release_sock(sk); + goto unlock; + }

/* Update source addr of the socket */ bacpy(&iso_pi(sk)->src, &hcon->src); @@ -413,7 +413,6 @@ static int iso_connect_cis(struct sock *sk) }

release_sock(sk); - return err;

unlock: hci_dev_unlock(hdev); @@ -1072,8 +1071,8 @@ static int iso_sock_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) { struct sock *sk = sock->sk; - struct iso_conn *conn = iso_pi(sk)->conn; struct sk_buff *skb, **frag; + size_t mtu; int err;

BT_DBG("sock %p, sk %p", sock, sk); @@ -1085,11 +1084,18 @@ static int iso_sock_sendmsg(struct socket *sock, struct msghdr *msg, if (msg->msg_flags & MSG_OOB) return -EOPNOTSUPP;

- if (sk->sk_state != BT_CONNECTED) + lock_sock(sk); + + if (sk->sk_state != BT_CONNECTED) { + release_sock(sk); return -ENOTCONN; + } + + mtu = iso_pi(sk)->conn->hcon->hdev->iso_mtu; + + release_sock(sk);

- skb = bt_skb_sendmsg(sk, msg, len, conn->hcon->hdev->iso_mtu, - HCI_ISO_DATA_HDR_SIZE, 0); + skb = bt_skb_sendmsg(sk, msg, len, mtu, HCI_ISO_DATA_HDR_SIZE, 0); if (IS_ERR(skb)) return PTR_ERR(skb);

@@ -1102,8 +1108,7 @@ static int iso_sock_sendmsg(struct socket *sock, struct msghdr *msg, while (len) { struct sk_buff *tmp;

- tmp = bt_skb_sendmsg(sk, msg, len, conn->hcon->hdev->iso_mtu, - 0, 0); + tmp = bt_skb_sendmsg(sk, msg, len, mtu, 0, 0); if (IS_ERR(tmp)) { kfree_skb(skb); return PTR_ERR(tmp); @@ -1158,15 +1163,19 @@ static int iso_sock_recvmsg(struct socket *sock, struct msghdr *msg, BT_DBG("sk %p", sk);

if (test_and_clear_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) { + lock_sock(sk); switch (sk->sk_state) { case BT_CONNECT2: - lock_sock(sk); iso_conn_defer_accept(pi->conn->hcon); sk->sk_state = BT_CONFIG; release_sock(sk); return 0; case BT_CONNECT: + release_sock(sk); return iso_connect_cis(sk); + default: + release_sock(sk); + break; } }

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index f7b2d0971f24..1e07d0f28972 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -1297,15 +1297,15 @@ static void restart_le_actions(struct hci_dev *hdev) /* Needed for AUTO_OFF case where might not "really" * have been powered off. */ - list_del_init(&p->action); + hci_pend_le_list_del_init(p);

switch (p->auto_connect) { case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: - list_add(&p->action, &hdev->pend_le_conns); + hci_pend_le_list_add(p, &hdev->pend_le_conns); break; case HCI_AUTO_CONN_REPORT: - list_add(&p->action, &hdev->pend_le_reports); + hci_pend_le_list_add(p, &hdev->pend_le_reports); break; default: break; @@ -5169,7 +5169,7 @@ static int set_device_flags(struct sock *sk, struct hci_dev *hdev, void *data, goto unlock; }

- params->flags = current_flags; + WRITE_ONCE(params->flags, current_flags); status = MGMT_STATUS_SUCCESS;

/* Update passive scan if HCI_CONN_FLAG_DEVICE_PRIVACY @@ -7580,7 +7580,7 @@ static int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, if (params->auto_connect == auto_connect) return 0;

- list_del_init(&params->action); + hci_pend_le_list_del_init(params);

switch (auto_connect) { case HCI_AUTO_CONN_DISABLED: @@ -7589,18 +7589,18 @@ static int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, * connect to device, keep connecting. */ if (params->explicit_connect) - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_add(params, &hdev->pend_le_conns); break; case HCI_AUTO_CONN_REPORT: if (params->explicit_connect) - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_add(params, &hdev->pend_le_conns); else - list_add(&params->action, &hdev->pend_le_reports); + hci_pend_le_list_add(params, &hdev->pend_le_reports); break; case HCI_AUTO_CONN_DIRECT: case HCI_AUTO_CONN_ALWAYS: if (!is_connected(hdev, addr, addr_type)) - list_add(&params->action, &hdev->pend_le_conns); + hci_pend_le_list_add(params, &hdev->pend_le_conns); break; }

@@ -7823,9 +7823,7 @@ static int remove_device(struct sock *sk, struct hci_dev *hdev, goto unlock; }

- list_del(&params->action); - list_del(&params->list); - kfree(params); + hci_conn_params_free(params);

device_removed(sk, hdev, &cp->addr.bdaddr, cp->addr.type); } else { @@ -7856,9 +7854,7 @@ static int remove_device(struct sock *sk, struct hci_dev *hdev, p->auto_connect = HCI_AUTO_CONN_EXPLICIT; continue; } - list_del(&p->action); - list_del(&p->list); - kfree(p); + hci_conn_params_free(p); }

bt_dev_dbg(hdev, "All LE connection parameters were removed"); diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index cd1a27ac555d..7762604ddfc0 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -126,8 +126,11 @@ static struct sco_conn *sco_conn_add(struct hci_conn *hcon) struct hci_dev *hdev = hcon->hdev; struct sco_conn *conn = hcon->sco_data;

- if (conn) + if (conn) { + if (!conn->hcon) + conn->hcon = hcon; return conn; + }

conn = kzalloc(sizeof(struct sco_conn), GFP_KERNEL); if (!conn) @@ -268,21 +271,21 @@ static int sco_connect(struct sock *sk) goto unlock; }

- hci_dev_unlock(hdev); - hci_dev_put(hdev); - conn = sco_conn_add(hcon); if (!conn) { hci_conn_drop(hcon); - return -ENOMEM; + err = -ENOMEM; + goto unlock; }

- err = sco_chan_add(conn, sk, NULL); - if (err) - return err; - lock_sock(sk);

+ err = sco_chan_add(conn, sk, NULL); + if (err) { + release_sock(sk); + goto unlock; + } + /* Update source addr of the socket */ bacpy(&sco_pi(sk)->src, &hcon->src);

@@ -296,8 +299,6 @@ static int sco_connect(struct sock *sk)

release_sock(sk);

- return err; - unlock: hci_dev_unlock(hdev); hci_dev_put(hdev); diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c index 75204d36d7f9..b65962682771 100644 --- a/net/bridge/br_stp_if.c +++ b/net/bridge/br_stp_if.c @@ -201,6 +201,9 @@ int br_stp_set_enabled(struct net_bridge *br, unsigned long val, { ASSERT_RTNL();

+ if (!net_eq(dev_net(br->dev), &init_net)) + NL_SET_ERR_MSG_MOD(extack, "STP does not work in non-root netns"); + if (br_mrp_enabled(br)) { NL_SET_ERR_MSG_MOD(extack, "STP can't be enabled if MRP is already enabled"); diff --git a/net/can/bcm.c b/net/can/bcm.c index a962ec2b8ba5..925d48cc50f8 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -1526,6 +1526,12 @@ static int bcm_release(struct socket *sock)

lock_sock(sk);

+#if IS_ENABLED(CONFIG_PROC_FS) + /* remove procfs entry */ + if (net->can.bcmproc_dir && bo->bcm_proc_read) + remove_proc_entry(bo->procname, net->can.bcmproc_dir); +#endif /* CONFIG_PROC_FS */ + list_for_each_entry_safe(op, next, &bo->tx_ops, list) bcm_remove_op(op);

@@ -1561,12 +1567,6 @@ static int bcm_release(struct socket *sock) list_for_each_entry_safe(op, next, &bo->rx_ops, list) bcm_remove_op(op);

-#if IS_ENABLED(CONFIG_PROC_FS) - /* remove procfs entry */ - if (net->can.bcmproc_dir && bo->bcm_proc_read) - remove_proc_entry(bo->procname, net->can.bcmproc_dir); -#endif /* CONFIG_PROC_FS */ - /* remove device reference */ if (bo->bound) { bo->bound = 0; diff --git a/net/devlink/health.c b/net/devlink/health.c index 0839706d5741..194340a8bb86 100644 --- a/net/devlink/health.c +++ b/net/devlink/health.c @@ -480,7 +480,7 @@ static void devlink_recover_notify(struct devlink_health_reporter *reporter, int err;

WARN_ON(cmd != DEVLINK_CMD_HEALTH_REPORTER_RECOVER); - WARN_ON(!xa_get_mark(&devlinks, devlink->index, DEVLINK_REGISTERED)); + ASSERT_DEVLINK_REGISTERED(devlink);

msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); if (!msg) diff --git a/net/devlink/leftover.c b/net/devlink/leftover.c index cd0254968076..790e61b2a940 100644 --- a/net/devlink/leftover.c +++ b/net/devlink/leftover.c @@ -6772,7 +6772,10 @@ void devlink_notify_unregister(struct devlink *devlink)

static void devlink_port_type_warn(struct work_struct *work) { - WARN(true, "Type was not set for devlink port."); + struct devlink_port *port = container_of(to_delayed_work(work), + struct devlink_port, + type_warn_dw); + dev_warn(port->devlink->dev, "Type was not set for devlink port."); }

static bool devlink_port_type_should_warn(struct devlink_port *devlink_port) diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index ba06ed42e428..2be2d4922557 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -1132,7 +1132,7 @@ static int esp_init_authenc(struct xfrm_state *x, err = crypto_aead_setkey(aead, key, keylen);

free_key: - kfree(key); + kfree_sensitive(key);

error: return err; diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 1386787eaf1a..3105a676eba7 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -1016,7 +1016,7 @@ static void reqsk_timer_handler(struct timer_list *t)

icsk = inet_csk(sk_listener); net = sock_net(sk_listener); - max_syn_ack_retries = icsk->icsk_syn_retries ? : + max_syn_ack_retries = READ_ONCE(icsk->icsk_syn_retries) ? : READ_ONCE(net->ipv4.sysctl_tcp_synack_retries); /* Normally all the openreqs are young and become mature * (i.e. converted to established socket) for first timeout. diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index e7391bf310a7..0819d6001b9a 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -650,20 +650,8 @@ bool inet_ehash_insert(struct sock *sk, struct sock *osk, bool *found_dup_sk) spin_lock(lock); if (osk) { WARN_ON_ONCE(sk->sk_hash != osk->sk_hash); - ret = sk_hashed(osk); - if (ret) { - /* Before deleting the node, we insert a new one to make - * sure that the look-up-sk process would not miss either - * of them and that at least one node would exist in ehash - * table all the time. Otherwise there's a tiny chance - * that lookup process could find nothing in ehash table. - */ - __sk_nulls_add_node_tail_rcu(sk, list); - sk_nulls_del_node_init_rcu(osk); - } - goto unlock; - } - if (found_dup_sk) { + ret = sk_nulls_del_node_init_rcu(osk); + } else if (found_dup_sk) { *found_dup_sk = inet_ehash_lookup_by_sk(sk, list); if (*found_dup_sk) ret = false; @@ -672,7 +660,6 @@ bool inet_ehash_insert(struct sock *sk, struct sock *osk, bool *found_dup_sk) if (ret) __sk_nulls_add_node_rcu(sk, list);

-unlock: spin_unlock(lock);

return ret; diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index 40052414c7c7..2c1b245dba8e 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -88,10 +88,10 @@ void inet_twsk_put(struct inet_timewait_sock *tw) } EXPORT_SYMBOL_GPL(inet_twsk_put);

-static void inet_twsk_add_node_tail_rcu(struct inet_timewait_sock *tw, - struct hlist_nulls_head *list) +static void inet_twsk_add_node_rcu(struct inet_timewait_sock *tw, + struct hlist_nulls_head *list) { - hlist_nulls_add_tail_rcu(&tw->tw_node, list); + hlist_nulls_add_head_rcu(&tw->tw_node, list); }

static void inet_twsk_add_bind_node(struct inet_timewait_sock *tw, @@ -144,7 +144,7 @@ void inet_twsk_hashdance(struct inet_timewait_sock *tw, struct sock *sk,

spin_lock(lock);

- inet_twsk_add_node_tail_rcu(tw, &ehead->chain); + inet_twsk_add_node_rcu(tw, &ehead->chain);

/* Step 3: Remove SK from hash chain */ if (__sk_nulls_del_node_init_rcu(sk)) diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 61892268e8a6..a1bead441026 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1692,7 +1692,7 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, const struct ip_options *sopt, __be32 daddr, __be32 saddr, const struct ip_reply_arg *arg, - unsigned int len, u64 transmit_time) + unsigned int len, u64 transmit_time, u32 txhash) { struct ip_options_data replyopts; struct ipcm_cookie ipc; @@ -1755,6 +1755,8 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, arg->csum)); nskb->ip_summed = CHECKSUM_NONE; nskb->mono_delivery_time = !!transmit_time; + if (txhash) + skb_set_hash(nskb, txhash, PKT_HASH_TYPE_L4); ip_push_pending_frames(sk, &fl4); } out: diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 8d20d9221238..79f29e138fc9 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3400,7 +3400,7 @@ int tcp_sock_set_syncnt(struct sock *sk, int val) return -EINVAL;

lock_sock(sk); - inet_csk(sk)->icsk_syn_retries = val; + WRITE_ONCE(inet_csk(sk)->icsk_syn_retries, val); release_sock(sk); return 0; } @@ -3409,7 +3409,7 @@ EXPORT_SYMBOL(tcp_sock_set_syncnt); void tcp_sock_set_user_timeout(struct sock *sk, u32 val) { lock_sock(sk); - inet_csk(sk)->icsk_user_timeout = val; + WRITE_ONCE(inet_csk(sk)->icsk_user_timeout, val); release_sock(sk); } EXPORT_SYMBOL(tcp_sock_set_user_timeout); @@ -3421,7 +3421,8 @@ int tcp_sock_set_keepidle_locked(struct sock *sk, int val) if (val < 1 || val > MAX_TCP_KEEPIDLE) return -EINVAL;

- tp->keepalive_time = val * HZ; + /* Paired with WRITE_ONCE() in keepalive_time_when() */ + WRITE_ONCE(tp->keepalive_time, val * HZ); if (sock_flag(sk, SOCK_KEEPOPEN) && !((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN))) { u32 elapsed = keepalive_time_elapsed(tp); @@ -3453,7 +3454,7 @@ int tcp_sock_set_keepintvl(struct sock *sk, int val) return -EINVAL;

lock_sock(sk); - tcp_sk(sk)->keepalive_intvl = val * HZ; + WRITE_ONCE(tcp_sk(sk)->keepalive_intvl, val * HZ); release_sock(sk); return 0; } @@ -3465,7 +3466,8 @@ int tcp_sock_set_keepcnt(struct sock *sk, int val) return -EINVAL;

lock_sock(sk); - tcp_sk(sk)->keepalive_probes = val; + /* Paired with READ_ONCE() in keepalive_probes() */ + WRITE_ONCE(tcp_sk(sk)->keepalive_probes, val); release_sock(sk); return 0; } @@ -3667,19 +3669,19 @@ int do_tcp_setsockopt(struct sock *sk, int level, int optname, if (val < 1 || val > MAX_TCP_KEEPINTVL) err = -EINVAL; else - tp->keepalive_intvl = val * HZ; + WRITE_ONCE(tp->keepalive_intvl, val * HZ); break; case TCP_KEEPCNT: if (val < 1 || val > MAX_TCP_KEEPCNT) err = -EINVAL; else - tp->keepalive_probes = val; + WRITE_ONCE(tp->keepalive_probes, val); break; case TCP_SYNCNT: if (val < 1 || val > MAX_TCP_SYNCNT) err = -EINVAL; else - icsk->icsk_syn_retries = val; + WRITE_ONCE(icsk->icsk_syn_retries, val); break;

case TCP_SAVE_SYN: @@ -3692,18 +3694,18 @@ int do_tcp_setsockopt(struct sock *sk, int level, int optname,

case TCP_LINGER2: if (val < 0) - tp->linger2 = -1; + WRITE_ONCE(tp->linger2, -1); else if (val > TCP_FIN_TIMEOUT_MAX / HZ) - tp->linger2 = TCP_FIN_TIMEOUT_MAX; + WRITE_ONCE(tp->linger2, TCP_FIN_TIMEOUT_MAX); else - tp->linger2 = val * HZ; + WRITE_ONCE(tp->linger2, val * HZ); break;

case TCP_DEFER_ACCEPT: /* Translate value in seconds to number of retransmits */ - icsk->icsk_accept_queue.rskq_defer_accept = - secs_to_retrans(val, TCP_TIMEOUT_INIT / HZ, - TCP_RTO_MAX / HZ); + WRITE_ONCE(icsk->icsk_accept_queue.rskq_defer_accept, + secs_to_retrans(val, TCP_TIMEOUT_INIT / HZ, + TCP_RTO_MAX / HZ)); break;

case TCP_WINDOW_CLAMP: @@ -3727,7 +3729,7 @@ int do_tcp_setsockopt(struct sock *sk, int level, int optname, if (val < 0) err = -EINVAL; else - icsk->icsk_user_timeout = val; + WRITE_ONCE(icsk->icsk_user_timeout, val); break;

case TCP_FASTOPEN: @@ -3765,13 +3767,13 @@ int do_tcp_setsockopt(struct sock *sk, int level, int optname, if (!tp->repair) err = -EPERM; else - tp->tsoffset = val - tcp_time_stamp_raw(); + WRITE_ONCE(tp->tsoffset, val - tcp_time_stamp_raw()); break; case TCP_REPAIR_WINDOW: err = tcp_repair_set_window(tp, optval, optlen); break; case TCP_NOTSENT_LOWAT: - tp->notsent_lowat = val; + WRITE_ONCE(tp->notsent_lowat, val); sk->sk_write_space(sk); break; case TCP_INQ: @@ -3783,7 +3785,7 @@ int do_tcp_setsockopt(struct sock *sk, int level, int optname, case TCP_TX_DELAY: if (val) tcp_enable_tx_delay(); - tp->tcp_tx_delay = val; + WRITE_ONCE(tp->tcp_tx_delay, val); break; default: err = -ENOPROTOOPT; @@ -4100,17 +4102,18 @@ int do_tcp_getsockopt(struct sock *sk, int level, val = keepalive_probes(tp); break; case TCP_SYNCNT: - val = icsk->icsk_syn_retries ? : + val = READ_ONCE(icsk->icsk_syn_retries) ? : READ_ONCE(net->ipv4.sysctl_tcp_syn_retries); break; case TCP_LINGER2: - val = tp->linger2; + val = READ_ONCE(tp->linger2); if (val >= 0) val = (val ? : READ_ONCE(net->ipv4.sysctl_tcp_fin_timeout)) / HZ; break; case TCP_DEFER_ACCEPT: - val = retrans_to_secs(icsk->icsk_accept_queue.rskq_defer_accept, - TCP_TIMEOUT_INIT / HZ, TCP_RTO_MAX / HZ); + val = READ_ONCE(icsk->icsk_accept_queue.rskq_defer_accept); + val = retrans_to_secs(val, TCP_TIMEOUT_INIT / HZ, + TCP_RTO_MAX / HZ); break; case TCP_WINDOW_CLAMP: val = tp->window_clamp; @@ -4247,11 +4250,11 @@ int do_tcp_getsockopt(struct sock *sk, int level, break;

case TCP_USER_TIMEOUT: - val = icsk->icsk_user_timeout; + val = READ_ONCE(icsk->icsk_user_timeout); break;

case TCP_FASTOPEN: - val = icsk->icsk_accept_queue.fastopenq.max_qlen; + val = READ_ONCE(icsk->icsk_accept_queue.fastopenq.max_qlen); break;

case TCP_FASTOPEN_CONNECT: @@ -4263,14 +4266,14 @@ int do_tcp_getsockopt(struct sock *sk, int level, break;

case TCP_TX_DELAY: - val = tp->tcp_tx_delay; + val = READ_ONCE(tp->tcp_tx_delay); break;

case TCP_TIMESTAMP: - val = tcp_time_stamp_raw() + tp->tsoffset; + val = tcp_time_stamp_raw() + READ_ONCE(tp->tsoffset); break; case TCP_NOTSENT_LOWAT: - val = tp->notsent_lowat; + val = READ_ONCE(tp->notsent_lowat); break; case TCP_INQ: val = tp->recvmsg_inq; diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c index 45cc7f1ca296..85e4953f1182 100644 --- a/net/ipv4/tcp_fastopen.c +++ b/net/ipv4/tcp_fastopen.c @@ -296,6 +296,7 @@ static struct sock *tcp_fastopen_create_child(struct sock *sk, static bool tcp_fastopen_queue_check(struct sock *sk) { struct fastopen_queue *fastopenq; + int max_qlen;

/* Make sure the listener has enabled fastopen, and we don't * exceed the max # of pending TFO requests allowed before trying @@ -308,10 +309,11 @@ static bool tcp_fastopen_queue_check(struct sock *sk) * temporarily vs a server not supporting Fast Open at all. */ fastopenq = &inet_csk(sk)->icsk_accept_queue.fastopenq; - if (fastopenq->max_qlen == 0) + max_qlen = READ_ONCE(fastopenq->max_qlen); + if (max_qlen == 0) return false;

- if (fastopenq->qlen >= fastopenq->max_qlen) { + if (fastopenq->qlen >= max_qlen) { struct request_sock *req1; spin_lock(&fastopenq->lock); req1 = fastopenq->rskq_rst_head; diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 06d2573685ca..f37d13ee7b4c 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -307,8 +307,9 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) inet->inet_daddr, inet->inet_sport, usin->sin_port)); - tp->tsoffset = secure_tcp_ts_off(net, inet->inet_saddr, - inet->inet_daddr); + WRITE_ONCE(tp->tsoffset, + secure_tcp_ts_off(net, inet->inet_saddr, + inet->inet_daddr)); }

inet->inet_id = get_random_u16(); @@ -692,6 +693,7 @@ static void tcp_v4_send_reset(const struct sock *sk, struct sk_buff *skb) u64 transmit_time = 0; struct sock *ctl_sk; struct net *net; + u32 txhash = 0;

/* Never send a reset in response to a reset. */ if (th->rst) @@ -829,6 +831,8 @@ static void tcp_v4_send_reset(const struct sock *sk, struct sk_buff *skb) inet_twsk(sk)->tw_priority : sk->sk_priority; transmit_time = tcp_transmit_time(sk); xfrm_sk_clone_policy(ctl_sk, sk); + txhash = (sk->sk_state == TCP_TIME_WAIT) ? + inet_twsk(sk)->tw_txhash : sk->sk_txhash; } else { ctl_sk->sk_mark = 0; ctl_sk->sk_priority = 0; @@ -837,7 +841,7 @@ static void tcp_v4_send_reset(const struct sock *sk, struct sk_buff *skb) skb, &TCP_SKB_CB(skb)->header.h4.opt, ip_hdr(skb)->saddr, ip_hdr(skb)->daddr, &arg, arg.iov[0].iov_len, - transmit_time); + transmit_time, txhash);

xfrm_sk_free_policy(ctl_sk); sock_net_set(ctl_sk, &init_net); @@ -859,7 +863,7 @@ static void tcp_v4_send_ack(const struct sock *sk, struct sk_buff *skb, u32 seq, u32 ack, u32 win, u32 tsval, u32 tsecr, int oif, struct tcp_md5sig_key *key, - int reply_flags, u8 tos) + int reply_flags, u8 tos, u32 txhash) { const struct tcphdr *th = tcp_hdr(skb); struct { @@ -935,7 +939,7 @@ static void tcp_v4_send_ack(const struct sock *sk, skb, &TCP_SKB_CB(skb)->header.h4.opt, ip_hdr(skb)->saddr, ip_hdr(skb)->daddr, &arg, arg.iov[0].iov_len, - transmit_time); + transmit_time, txhash);

sock_net_set(ctl_sk, &init_net); __TCP_INC_STATS(net, TCP_MIB_OUTSEGS); @@ -955,7 +959,8 @@ static void tcp_v4_timewait_ack(struct sock *sk, struct sk_buff *skb) tw->tw_bound_dev_if, tcp_twsk_md5_key(tcptw), tw->tw_transparent ? IP_REPLY_ARG_NOSRCCHECK : 0, - tw->tw_tos + tw->tw_tos, + tw->tw_txhash );

inet_twsk_put(tw); @@ -984,11 +989,12 @@ static void tcp_v4_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb, tcp_rsk(req)->rcv_nxt, req->rsk_rcv_wnd >> inet_rsk(req)->rcv_wscale, tcp_time_stamp_raw() + tcp_rsk(req)->ts_off, - req->ts_recent, + READ_ONCE(req->ts_recent), 0, tcp_md5_do_lookup(sk, l3index, addr, AF_INET), inet_rsk(req)->no_srccheck ? IP_REPLY_ARG_NOSRCCHECK : 0, - ip_hdr(skb)->tos); + ip_hdr(skb)->tos, + READ_ONCE(tcp_rsk(req)->txhash)); }

/* @@ -2963,7 +2969,6 @@ static int bpf_iter_tcp_seq_show(struct seq_file *seq, void *v) struct bpf_iter_meta meta; struct bpf_prog *prog; struct sock *sk = v; - bool slow; uid_t uid; int ret;

@@ -2971,7 +2976,7 @@ static int bpf_iter_tcp_seq_show(struct seq_file *seq, void *v) return 0;

if (sk_fullsock(sk)) - slow = lock_sock_fast(sk); + lock_sock(sk);

if (unlikely(sk_unhashed(sk))) { ret = SEQ_SKIP; @@ -2995,7 +3000,7 @@ static int bpf_iter_tcp_seq_show(struct seq_file *seq, void *v)

unlock: if (sk_fullsock(sk)) - unlock_sock_fast(sk, slow); + release_sock(sk); return ret;

} diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index dac0d62120e6..62641d42b06b 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -528,7 +528,7 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, newicsk->icsk_ack.lrcvtime = tcp_jiffies32;

newtp->lsndtime = tcp_jiffies32; - newsk->sk_txhash = treq->txhash; + newsk->sk_txhash = READ_ONCE(treq->txhash); newtp->total_retrans = req->num_retrans;

tcp_init_xmit_timers(newsk); @@ -555,7 +555,7 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, newtp->max_window = newtp->snd_wnd;

if (newtp->rx_opt.tstamp_ok) { - newtp->rx_opt.ts_recent = req->ts_recent; + newtp->rx_opt.ts_recent = READ_ONCE(req->ts_recent); newtp->rx_opt.ts_recent_stamp = ktime_get_seconds(); newtp->tcp_header_len = sizeof(struct tcphdr) + TCPOLEN_TSTAMP_ALIGNED; } else { @@ -619,7 +619,7 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb, tcp_parse_options(sock_net(sk), skb, &tmp_opt, 0, NULL);

if (tmp_opt.saw_tstamp) { - tmp_opt.ts_recent = req->ts_recent; + tmp_opt.ts_recent = READ_ONCE(req->ts_recent); if (tmp_opt.rcv_tsecr) tmp_opt.rcv_tsecr -= tcp_rsk(req)->ts_off; /* We do not store true stamp, but it is not required, @@ -758,8 +758,11 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,

/* In sequence, PAWS is OK. */

+ /* TODO: We probably should defer ts_recent change once + * we take ownership of @req. + */ if (tmp_opt.saw_tstamp && !after(TCP_SKB_CB(skb)->seq, tcp_rsk(req)->rcv_nxt)) - req->ts_recent = tmp_opt.rcv_tsval; + WRITE_ONCE(req->ts_recent, tmp_opt.rcv_tsval);

if (TCP_SKB_CB(skb)->seq == tcp_rsk(req)->rcv_isn) { /* Truncate SYN, it is out of window starting diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index cfe128b81a01..518cb4abc8b4 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -876,7 +876,7 @@ static unsigned int tcp_synack_options(const struct sock *sk, if (likely(ireq->tstamp_ok)) { opts->options |= OPTION_TS; opts->tsval = tcp_skb_timestamp(skb) + tcp_rsk(req)->ts_off; - opts->tsecr = req->ts_recent; + opts->tsecr = READ_ONCE(req->ts_recent); remaining -= TCPOLEN_TSTAMP_ALIGNED; } if (likely(ireq->sack_ok)) { @@ -3578,7 +3578,7 @@ struct sk_buff *tcp_make_synack(const struct sock *sk, struct dst_entry *dst, rcu_read_lock(); md5 = tcp_rsk(req)->af_specific->req_md5_lookup(sk, req_to_sk(req)); #endif - skb_set_hash(skb, tcp_rsk(req)->txhash, PKT_HASH_TYPE_L4); + skb_set_hash(skb, READ_ONCE(tcp_rsk(req)->txhash), PKT_HASH_TYPE_L4); /* bpf program will be interested in the tcp_flags */ TCP_SKB_CB(skb)->tcp_flags = TCPHDR_SYN | TCPHDR_ACK; tcp_header_size = tcp_synack_options(sk, req, mss, skb, &opts, md5, @@ -4121,7 +4121,7 @@ int tcp_rtx_synack(const struct sock *sk, struct request_sock *req)

/* Paired with WRITE_ONCE() in sock_setsockopt() */ if (READ_ONCE(sk->sk_txrehash) == SOCK_TXREHASH_ENABLED) - tcp_rsk(req)->txhash = net_tx_rndhash(); + WRITE_ONCE(tcp_rsk(req)->txhash, net_tx_rndhash()); res = af_ops->send_synack(sk, NULL, &fl, req, NULL, TCP_SYNACK_NORMAL, NULL); if (!res) { diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 1f01e15ca24f..4a61832e7f69 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -273,13 +273,20 @@ struct sk_buff *__udp_gso_segment(struct sk_buff *gso_skb, __sum16 check; __be16 newlen;

- if (skb_shinfo(gso_skb)->gso_type & SKB_GSO_FRAGLIST) - return __udp_gso_segment_list(gso_skb, features, is_ipv6); - mss = skb_shinfo(gso_skb)->gso_size; if (gso_skb->len <= sizeof(*uh) + mss) return ERR_PTR(-EINVAL);

+ if (skb_gso_ok(gso_skb, features | NETIF_F_GSO_ROBUST)) { + /* Packet is from an untrusted source, reset gso_segs. */ + skb_shinfo(gso_skb)->gso_segs = DIV_ROUND_UP(gso_skb->len - sizeof(*uh), + mss); + return NULL; + } + + if (skb_shinfo(gso_skb)->gso_type & SKB_GSO_FRAGLIST) + return __udp_gso_segment_list(gso_skb, features, is_ipv6); + skb_pull(gso_skb, sizeof(*uh));

/* clear destructor to avoid skb_segment assigning it to tail */ @@ -387,8 +394,7 @@ static struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, if (!pskb_may_pull(skb, sizeof(struct udphdr))) goto out;

- if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4 && - !skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST)) + if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) return __udp_gso_segment(skb, features, false);

mss = skb_shinfo(skb)->gso_size; diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index da80974ad23a..070d87abf7c0 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -955,7 +955,8 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb, goto tx_err;

if (skb->len > dev->mtu + dev->hard_header_len) { - pskb_trim(skb, dev->mtu + dev->hard_header_len); + if (pskb_trim(skb, dev->mtu + dev->hard_header_len)) + goto tx_err; truncate = true; }

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 7132eb213a7a..f7c248a7f8d1 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1130,10 +1130,10 @@ static void tcp_v6_reqsk_send_ack(const struct sock *sk, struct sk_buff *skb, tcp_rsk(req)->rcv_nxt, req->rsk_rcv_wnd >> inet_rsk(req)->rcv_wscale, tcp_time_stamp_raw() + tcp_rsk(req)->ts_off, - req->ts_recent, sk->sk_bound_dev_if, + READ_ONCE(req->ts_recent), sk->sk_bound_dev_if, tcp_v6_md5_do_lookup(sk, &ipv6_hdr(skb)->saddr, l3index), ipv6_get_dsfield(ipv6_hdr(skb)), 0, sk->sk_priority, - tcp_rsk(req)->txhash); + READ_ONCE(tcp_rsk(req)->txhash)); }

diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c index c39c1e32f980..e0e10f6bcdc1 100644 --- a/net/ipv6/udp_offload.c +++ b/net/ipv6/udp_offload.c @@ -42,8 +42,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb, if (!pskb_may_pull(skb, sizeof(struct udphdr))) goto out;

- if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4 && - !skb_gso_ok(skb, features | NETIF_F_GSO_ROBUST)) + if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) return __udp_gso_segment(skb, features, true);

mss = skb_shinfo(skb)->gso_size; diff --git a/net/llc/llc_input.c b/net/llc/llc_input.c index c309b72a5877..7cac441862e2 100644 --- a/net/llc/llc_input.c +++ b/net/llc/llc_input.c @@ -163,9 +163,6 @@ int llc_rcv(struct sk_buff *skb, struct net_device *dev, void (*sta_handler)(struct sk_buff *skb); void (*sap_handler)(struct llc_sap *sap, struct sk_buff *skb);

- if (!net_eq(dev_net(dev), &init_net)) - goto drop; - /* * When the interface is in promisc. mode, drop all the crap that it * receives, do not try to analyse it. diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 18546f9b2a63..ccf0b3d80fd9 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -3684,8 +3684,6 @@ int nft_chain_validate(const struct nft_ctx *ctx, const struct nft_chain *chain) if (err < 0) return err; } - - cond_resched(); }

return 0; @@ -3709,6 +3707,8 @@ static int nft_table_validate(struct net *net, const struct nft_table *table) err = nft_chain_validate(&ctx, chain); if (err < 0) return err; + + cond_resched(); }

return 0; @@ -4086,6 +4086,8 @@ static int nf_tables_delrule(struct sk_buff *skb, const struct nfnl_info *info, list_for_each_entry(chain, &table->chains, list) { if (!nft_is_active_next(net, chain)) continue; + if (nft_chain_is_bound(chain)) + continue;

ctx.chain = chain; err = nft_delrule_by_chain(&ctx); @@ -10482,6 +10484,9 @@ static int nft_verdict_init(const struct nft_ctx *ctx, struct nft_data *data,

if (!tb[NFTA_VERDICT_CODE]) return -EINVAL; + + /* zero padding hole for memcmp */ + memset(data, 0, sizeof(*data)); data->verdict.code = ntohl(nla_get_be32(tb[NFTA_VERDICT_CODE]));

switch (data->verdict.code) { @@ -10764,6 +10769,9 @@ static void __nft_release_table(struct net *net, struct nft_table *table) ctx.family = table->family; ctx.table = table; list_for_each_entry(chain, &table->chains, list) { + if (nft_chain_is_bound(chain)) + continue; + ctx.chain = chain; list_for_each_entry_safe(rule, nr, &chain->rules, list) { list_del(&rule->list); diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c index 0452ee586c1c..a81829c10fea 100644 --- a/net/netfilter/nft_set_pipapo.c +++ b/net/netfilter/nft_set_pipapo.c @@ -1930,7 +1930,11 @@ static void nft_pipapo_remove(const struct net *net, const struct nft_set *set, int i, start, rules_fx;

match_start = data; - match_end = (const u8 *)nft_set_ext_key_end(&e->ext)->data; + + if (nft_set_ext_exists(&e->ext, NFT_SET_EXT_KEY_END)) + match_end = (const u8 *)nft_set_ext_key_end(&e->ext)->data; + else + match_end = data;

start = first_rule; rules_fx = rules_f0; diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index 466c26df853a..382c7a71f81f 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -406,56 +406,6 @@ static int cls_bpf_prog_from_efd(struct nlattr **tb, struct cls_bpf_prog *prog, return 0; }

-static int cls_bpf_set_parms(struct net *net, struct tcf_proto *tp, - struct cls_bpf_prog *prog, unsigned long base, - struct nlattr **tb, struct nlattr *est, u32 flags, - struct netlink_ext_ack *extack) -{ - bool is_bpf, is_ebpf, have_exts = false; - u32 gen_flags = 0; - int ret; - - is_bpf = tb[TCA_BPF_OPS_LEN] && tb[TCA_BPF_OPS]; - is_ebpf = tb[TCA_BPF_FD]; - if ((!is_bpf && !is_ebpf) || (is_bpf && is_ebpf)) - return -EINVAL; - - ret = tcf_exts_validate(net, tp, tb, est, &prog->exts, flags, - extack); - if (ret < 0) - return ret; - - if (tb[TCA_BPF_FLAGS]) { - u32 bpf_flags = nla_get_u32(tb[TCA_BPF_FLAGS]); - - if (bpf_flags & ~TCA_BPF_FLAG_ACT_DIRECT) - return -EINVAL; - - have_exts = bpf_flags & TCA_BPF_FLAG_ACT_DIRECT; - } - if (tb[TCA_BPF_FLAGS_GEN]) { - gen_flags = nla_get_u32(tb[TCA_BPF_FLAGS_GEN]); - if (gen_flags & ~CLS_BPF_SUPPORTED_GEN_FLAGS || - !tc_flags_valid(gen_flags)) - return -EINVAL; - } - - prog->exts_integrated = have_exts; - prog->gen_flags = gen_flags; - - ret = is_bpf ? cls_bpf_prog_from_ops(tb, prog) : - cls_bpf_prog_from_efd(tb, prog, gen_flags, tp); - if (ret < 0) - return ret; - - if (tb[TCA_BPF_CLASSID]) { - prog->res.classid = nla_get_u32(tb[TCA_BPF_CLASSID]); - tcf_bind_filter(tp, &prog->res, base); - } - - return 0; -} - static int cls_bpf_change(struct net *net, struct sk_buff *in_skb, struct tcf_proto *tp, unsigned long base, u32 handle, struct nlattr **tca, @@ -463,9 +413,12 @@ static int cls_bpf_change(struct net *net, struct sk_buff *in_skb, struct netlink_ext_ack *extack) { struct cls_bpf_head *head = rtnl_dereference(tp->root); + bool is_bpf, is_ebpf, have_exts = false; struct cls_bpf_prog *oldprog = *arg; struct nlattr *tb[TCA_BPF_MAX + 1]; + bool bound_to_filter = false; struct cls_bpf_prog *prog; + u32 gen_flags = 0; int ret;

if (tca[TCA_OPTIONS] == NULL) @@ -504,11 +457,51 @@ static int cls_bpf_change(struct net *net, struct sk_buff *in_skb, goto errout; prog->handle = handle;

- ret = cls_bpf_set_parms(net, tp, prog, base, tb, tca[TCA_RATE], flags, - extack); + is_bpf = tb[TCA_BPF_OPS_LEN] && tb[TCA_BPF_OPS]; + is_ebpf = tb[TCA_BPF_FD]; + if ((!is_bpf && !is_ebpf) || (is_bpf && is_ebpf)) { + ret = -EINVAL; + goto errout_idr; + } + + ret = tcf_exts_validate(net, tp, tb, tca[TCA_RATE], &prog->exts, + flags, extack); + if (ret < 0) + goto errout_idr; + + if (tb[TCA_BPF_FLAGS]) { + u32 bpf_flags = nla_get_u32(tb[TCA_BPF_FLAGS]); + + if (bpf_flags & ~TCA_BPF_FLAG_ACT_DIRECT) { + ret = -EINVAL; + goto errout_idr; + } + + have_exts = bpf_flags & TCA_BPF_FLAG_ACT_DIRECT; + } + if (tb[TCA_BPF_FLAGS_GEN]) { + gen_flags = nla_get_u32(tb[TCA_BPF_FLAGS_GEN]); + if (gen_flags & ~CLS_BPF_SUPPORTED_GEN_FLAGS || + !tc_flags_valid(gen_flags)) { + ret = -EINVAL; + goto errout_idr; + } + } + + prog->exts_integrated = have_exts; + prog->gen_flags = gen_flags; + + ret = is_bpf ? cls_bpf_prog_from_ops(tb, prog) : + cls_bpf_prog_from_efd(tb, prog, gen_flags, tp); if (ret < 0) goto errout_idr;

+ if (tb[TCA_BPF_CLASSID]) { + prog->res.classid = nla_get_u32(tb[TCA_BPF_CLASSID]); + tcf_bind_filter(tp, &prog->res, base); + bound_to_filter = true; + } + ret = cls_bpf_offload(tp, prog, oldprog, extack); if (ret) goto errout_parms; @@ -530,6 +523,8 @@ static int cls_bpf_change(struct net *net, struct sk_buff *in_skb, return 0;

errout_parms: + if (bound_to_filter) + tcf_unbind_filter(tp, &prog->res); cls_bpf_free_parms(prog); errout_idr: if (!oldprog) diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index fa3bbd187eb9..c4ed11df6254 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -159,26 +159,6 @@ static const struct nla_policy mall_policy[TCA_MATCHALL_MAX + 1] = { [TCA_MATCHALL_FLAGS] = { .type = NLA_U32 }, };

-static int mall_set_parms(struct net *net, struct tcf_proto *tp, - struct cls_mall_head *head, - unsigned long base, struct nlattr **tb, - struct nlattr *est, u32 flags, u32 fl_flags, - struct netlink_ext_ack *extack) -{ - int err; - - err = tcf_exts_validate_ex(net, tp, tb, est, &head->exts, flags, - fl_flags, extack); - if (err < 0) - return err; - - if (tb[TCA_MATCHALL_CLASSID]) { - head->res.classid = nla_get_u32(tb[TCA_MATCHALL_CLASSID]); - tcf_bind_filter(tp, &head->res, base); - } - return 0; -} - static int mall_change(struct net *net, struct sk_buff *in_skb, struct tcf_proto *tp, unsigned long base, u32 handle, struct nlattr **tca, @@ -187,6 +167,7 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, { struct cls_mall_head *head = rtnl_dereference(tp->root); struct nlattr *tb[TCA_MATCHALL_MAX + 1]; + bool bound_to_filter = false; struct cls_mall_head *new; u32 userflags = 0; int err; @@ -226,11 +207,17 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, goto err_alloc_percpu; }

- err = mall_set_parms(net, tp, new, base, tb, tca[TCA_RATE], - flags, new->flags, extack); - if (err) + err = tcf_exts_validate_ex(net, tp, tb, tca[TCA_RATE], + &new->exts, flags, new->flags, extack); + if (err < 0) goto err_set_parms;

+ if (tb[TCA_MATCHALL_CLASSID]) { + new->res.classid = nla_get_u32(tb[TCA_MATCHALL_CLASSID]); + tcf_bind_filter(tp, &new->res, base); + bound_to_filter = true; + } + if (!tc_skip_hw(new->flags)) { err = mall_replace_hw_filter(tp, new, (unsigned long)new, extack); @@ -246,6 +233,8 @@ static int mall_change(struct net *net, struct sk_buff *in_skb, return 0;

err_replace_hw_filter: + if (bound_to_filter) + tcf_unbind_filter(tp, &new->res); err_set_parms: free_percpu(new->pf); err_alloc_percpu: diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index d15d50de7980..5abf31e432ca 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -712,8 +712,23 @@ static const struct nla_policy u32_policy[TCA_U32_MAX + 1] = { [TCA_U32_FLAGS] = { .type = NLA_U32 }, };

+static void u32_unbind_filter(struct tcf_proto *tp, struct tc_u_knode *n, + struct nlattr **tb) +{ + if (tb[TCA_U32_CLASSID]) + tcf_unbind_filter(tp, &n->res); +} + +static void u32_bind_filter(struct tcf_proto *tp, struct tc_u_knode *n, + unsigned long base, struct nlattr **tb) +{ + if (tb[TCA_U32_CLASSID]) { + n->res.classid = nla_get_u32(tb[TCA_U32_CLASSID]); + tcf_bind_filter(tp, &n->res, base); + } +} + static int u32_set_parms(struct net *net, struct tcf_proto *tp, - unsigned long base, struct tc_u_knode *n, struct nlattr **tb, struct nlattr *est, u32 flags, u32 fl_flags, struct netlink_ext_ack *extack) @@ -760,10 +775,6 @@ static int u32_set_parms(struct net *net, struct tcf_proto *tp, if (ht_old) ht_old->refcnt--; } - if (tb[TCA_U32_CLASSID]) { - n->res.classid = nla_get_u32(tb[TCA_U32_CLASSID]); - tcf_bind_filter(tp, &n->res, base); - }

if (ifindex >= 0) n->ifindex = ifindex; @@ -903,17 +914,27 @@ static int u32_change(struct net *net, struct sk_buff *in_skb, if (!new) return -ENOMEM;

- err = u32_set_parms(net, tp, base, new, tb, - tca[TCA_RATE], flags, new->flags, - extack); + err = u32_set_parms(net, tp, new, tb, tca[TCA_RATE], + flags, new->flags, extack);

if (err) { __u32_destroy_key(new); return err; }

+ u32_bind_filter(tp, new, base, tb); + err = u32_replace_hw_knode(tp, new, flags, extack); if (err) { + u32_unbind_filter(tp, new, tb); + + if (tb[TCA_U32_LINK]) { + struct tc_u_hnode *ht_old; + + ht_old = rtnl_dereference(n->ht_down); + if (ht_old) + ht_old->refcnt++; + } __u32_destroy_key(new); return err; } @@ -1074,15 +1095,18 @@ static int u32_change(struct net *net, struct sk_buff *in_skb, } #endif

- err = u32_set_parms(net, tp, base, n, tb, tca[TCA_RATE], + err = u32_set_parms(net, tp, n, tb, tca[TCA_RATE], flags, n->flags, extack); + + u32_bind_filter(tp, n, base, tb); + if (err == 0) { struct tc_u_knode __rcu **ins; struct tc_u_knode *pins;

err = u32_replace_hw_knode(tp, n, flags, extack); if (err) - goto errhw; + goto errunbind;

if (!tc_in_hw(n->flags)) n->flags |= TCA_CLS_FLAGS_NOT_IN_HW; @@ -1100,7 +1124,9 @@ static int u32_change(struct net *net, struct sk_buff *in_skb, return 0; }

-errhw: +errunbind: + u32_unbind_filter(tp, n, tb); + #ifdef CONFIG_CLS_U32_MARK free_percpu(n->pcpu_success); #endif diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c index a125fd1fa134..a161c64d1765 100644 --- a/net/wireless/wext-core.c +++ b/net/wireless/wext-core.c @@ -815,6 +815,12 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd, } }

+ /* Sanity-check to ensure we never end up _allocating_ zero + * bytes of data for extra. + */ + if (extra_size <= 0) + return -EFAULT; + /* kzalloc() ensures NULL-termination for essid_compat. */ extra = kzalloc(extra_size, GFP_KERNEL); if (!extra) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 9f94fc83f086..5f4a0228543a 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -279,6 +279,9 @@ $(obj)/%.lst: $(src)/%.c FORCE

rust_allowed_features := core_ffi_c,explicit_generic_args_with_impl_trait,new_uninit,pin_macro

+# `--out-dir` is required to avoid temporaries being created by `rustc` in the +# current working directory, which may be not accessible in the out-of-tree +# modules case. rust_common_cmd = \ RUST_MODFILE=$(modfile) $(RUSTC_OR_CLIPPY) $(rust_flags) \ -Zallow-features=$(rust_allowed_features) \ @@ -287,7 +290,7 @@ rust_common_cmd = \ --extern alloc --extern kernel \ --crate-type rlib -L $(objtree)/rust/ \ --crate-name $(basename $(notdir $@)) \ - --emit=dep-info=$(depfile) + --out-dir $(dir $@) --emit=dep-info=$(depfile)

# `--emit=obj`, `--emit=asm` and `--emit=llvm-ir` imply a single codegen unit # will be used. We explicitly request `-Ccodegen-units=1` in any case, and diff --git a/scripts/Makefile.host b/scripts/Makefile.host index 7aea9005e497..8f7f842b54f9 100644 --- a/scripts/Makefile.host +++ b/scripts/Makefile.host @@ -86,7 +86,11 @@ hostc_flags = -Wp,-MMD,$(depfile) \ hostcxx_flags = -Wp,-MMD,$(depfile) \ $(KBUILD_HOSTCXXFLAGS) $(HOST_EXTRACXXFLAGS) \ $(HOSTCXXFLAGS_$(target-stem).o) -hostrust_flags = --emit=dep-info=$(depfile) \ + +# `--out-dir` is required to avoid temporaries being created by `rustc` in the +# current working directory, which may be not accessible in the out-of-tree +# modules case. +hostrust_flags = --out-dir $(dir $@) --emit=dep-info=$(depfile) \ $(KBUILD_HOSTRUSTFLAGS) $(HOST_EXTRARUSTFLAGS) \ $(HOSTRUSTFLAGS_$(target-stem))

diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 0d2db41177b2..13af6d0ff845 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -346,10 +346,10 @@ static void cleanup_symbol_name(char *s) * ASCII[_] = 5f * ASCII[a-z] = 61,7a * - * As above, replacing '.' with '\0' does not affect the main sorting, - * but it helps us with subsorting. + * As above, replacing the first '.' in ".llvm." with '\0' does not + * affect the main sorting, but it helps us with subsorting. */ - p = strchr(s, '.'); + p = strstr(s, ".llvm."); if (p) *p = '\0'; } diff --git a/security/keys/request_key.c b/security/keys/request_key.c index 07a0ef2baacd..a7673ad86d18 100644 --- a/security/keys/request_key.c +++ b/security/keys/request_key.c @@ -401,17 +401,21 @@ static int construct_alloc_key(struct keyring_search_context *ctx, set_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags);

if (dest_keyring) { - ret = __key_link_lock(dest_keyring, &ctx->index_key); + ret = __key_link_lock(dest_keyring, &key->index_key); if (ret < 0) goto link_lock_failed; - ret = __key_link_begin(dest_keyring, &ctx->index_key, &edit); - if (ret < 0) - goto link_prealloc_failed; }

- /* attach the key to the destination keyring under lock, but we do need + /* + * Attach the key to the destination keyring under lock, but we do need * to do another check just in case someone beat us to it whilst we - * waited for locks */ + * waited for locks. + * + * The caller might specify a comparison function which looks for keys + * that do not exactly match but are still equivalent from the caller's + * perspective. The __key_link_begin() operation must be done only after + * an actual key is determined. + */ mutex_lock(&key_construction_mutex);

rcu_read_lock(); @@ -420,12 +424,16 @@ static int construct_alloc_key(struct keyring_search_context *ctx, if (!IS_ERR(key_ref)) goto key_already_present;

- if (dest_keyring) + if (dest_keyring) { + ret = __key_link_begin(dest_keyring, &key->index_key, &edit); + if (ret < 0) + goto link_alloc_failed; __key_link(dest_keyring, key, &edit); + }

mutex_unlock(&key_construction_mutex); if (dest_keyring) - __key_link_end(dest_keyring, &ctx->index_key, edit); + __key_link_end(dest_keyring, &key->index_key, edit); mutex_unlock(&user->cons_lock); *_key = key; kleave(" = 0 [%d]", key_serial(key)); @@ -438,10 +446,13 @@ static int construct_alloc_key(struct keyring_search_context *ctx, mutex_unlock(&key_construction_mutex); key = key_ref_to_ptr(key_ref); if (dest_keyring) { + ret = __key_link_begin(dest_keyring, &key->index_key, &edit); + if (ret < 0) + goto link_alloc_failed_unlocked; ret = __key_link_check_live_key(dest_keyring, key); if (ret == 0) __key_link(dest_keyring, key, &edit); - __key_link_end(dest_keyring, &ctx->index_key, edit); + __key_link_end(dest_keyring, &key->index_key, edit); if (ret < 0) goto link_check_failed; } @@ -456,8 +467,10 @@ static int construct_alloc_key(struct keyring_search_context *ctx, kleave(" = %d [linkcheck]", ret); return ret;

-link_prealloc_failed: - __key_link_end(dest_keyring, &ctx->index_key, edit); +link_alloc_failed: + mutex_unlock(&key_construction_mutex); +link_alloc_failed_unlocked: + __key_link_end(dest_keyring, &key->index_key, edit); link_lock_failed: mutex_unlock(&user->cons_lock); key_put(key); diff --git a/security/keys/trusted-keys/trusted_tpm2.c b/security/keys/trusted-keys/trusted_tpm2.c index 2b2c8eb258d5..bc700f85f80b 100644 --- a/security/keys/trusted-keys/trusted_tpm2.c +++ b/security/keys/trusted-keys/trusted_tpm2.c @@ -186,7 +186,7 @@ int tpm2_key_priv(void *context, size_t hdrlen, }

/** - * tpm_buf_append_auth() - append TPMS_AUTH_COMMAND to the buffer. + * tpm2_buf_append_auth() - append TPMS_AUTH_COMMAND to the buffer. * * @buf: an allocated tpm_buf instance * @session_handle: session handle diff --git a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c index 3f64ccab0e63..fba19a854f27 100644 --- a/sound/pci/emu10k1/emufx.c +++ b/sound/pci/emu10k1/emufx.c @@ -1559,14 +1559,8 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input)) gpr += 2;

/* Master volume (will be renamed later) */ - A_OP(icode, &ptr, iMAC0, A_GPR(playback+0+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+0+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+1+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+1+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+2+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+2+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+3+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+3+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+4+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+4+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+5+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+5+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+6+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+6+SND_EMU10K1_PLAYBACK_CHANNELS)); - A_OP(icode, &ptr, iMAC0, A_GPR(playback+7+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+7+SND_EMU10K1_PLAYBACK_CHANNELS)); + for (z = 0; z < 8; z++) + A_OP(icode, &ptr, iMAC0, A_GPR(playback+z+SND_EMU10K1_PLAYBACK_CHANNELS), A_C_00000000, A_GPR(gpr), A_GPR(playback+z+SND_EMU10K1_PLAYBACK_CHANNELS)); snd_emu10k1_init_mono_control(&controls[nctl++], "Wave Master Playback Volume", gpr, 0); gpr += 2;

@@ -1653,102 +1647,14 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input)) dev_dbg(emu->card->dev, "emufx.c: gpr=0x%x, tmp=0x%x\n", gpr, tmp); */ - /* For the EMU1010: How to get 32bit values from the DSP. High 16bits into L, low 16bits into R. */ - /* A_P16VIN(0) is delayed by one sample, - * so all other A_P16VIN channels will need to also be delayed - */ - /* Left ADC in. 1 of 2 */ snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_P16VIN(0x0), A_FXBUS2(0) ); - /* Right ADC in 1 of 2 */ - gpr_map[gpr++] = 0x00000000; - /* Delaying by one sample: instead of copying the input - * value A_P16VIN to output A_FXBUS2 as in the first channel, - * we use an auxiliary register, delaying the value by one - * sample - */ - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(2) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x1), A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(4) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x2), A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(6) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x3), A_C_00000000, A_C_00000000); - /* For 96kHz mode */ - /* Left ADC in. 2 of 2 */ - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(0x8) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x4), A_C_00000000, A_C_00000000); - /* Right ADC in 2 of 2 */ - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(0xa) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x5), A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(0xc) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x6), A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr - 1), A_FXBUS2(0xe) ); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x7), A_C_00000000, A_C_00000000); - /* Pavel Hofman - we still have voices, A_FXBUS2s, and - * A_P16VINs available - - * let's add 8 more capture channels - total of 16 - */ - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x10)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x8), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x12)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0x9), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x14)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0xa), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x16)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0xb), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x18)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0xc), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x1a)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0xd), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x1c)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0xe), - A_C_00000000, A_C_00000000); - gpr_map[gpr++] = 0x00000000; - snd_emu10k1_audigy_dsp_convert_32_to_2x16(icode, &ptr, tmp, - bit_shifter16, - A_GPR(gpr - 1), - A_FXBUS2(0x1e)); - A_OP(icode, &ptr, iACC3, A_GPR(gpr - 1), A_P16VIN(0xf), - A_C_00000000, A_C_00000000); + /* A_P16VIN(0) is delayed by one sample, so all other A_P16VIN channels + * will need to also be delayed; we use an auxiliary register for that. */ + for (z = 1; z < 0x10; z++) { + snd_emu10k1_audigy_dsp_convert_32_to_2x16( icode, &ptr, tmp, bit_shifter16, A_GPR(gpr), A_FXBUS2(z * 2) ); + A_OP(icode, &ptr, iACC3, A_GPR(gpr), A_P16VIN(z), A_C_00000000, A_C_00000000); + gpr_map[gpr++] = 0x00000000; + } }

#if 0 diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index f1b934a50216..169572c8ed40 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -122,6 +122,7 @@ struct alc_spec { unsigned int ultra_low_power:1; unsigned int has_hs_key:1; unsigned int no_internal_mic_pin:1; + unsigned int en_3kpull_low:1;

/* for PLL fix */ hda_nid_t pll_nid; @@ -3622,6 +3623,7 @@ static void alc256_shutup(struct hda_codec *codec) if (!hp_pin) hp_pin = 0x21;

+ alc_update_coefex_idx(codec, 0x57, 0x04, 0x0007, 0x1); /* Low power */ hp_pin_sense = snd_hda_jack_detect(codec, hp_pin);

if (hp_pin_sense) @@ -3638,8 +3640,7 @@ static void alc256_shutup(struct hda_codec *codec) /* If disable 3k pulldown control for alc257, the Mic detection will not work correctly * when booting with headset plugged. So skip setting it for the codec alc257 */ - if (codec->core.vendor_id != 0x10ec0236 && - codec->core.vendor_id != 0x10ec0257) + if (spec->en_3kpull_low) alc_update_coef_idx(codec, 0x46, 0, 3 << 12);

if (!spec->no_shutup_pins) @@ -4623,6 +4624,21 @@ static void alc236_fixup_hp_mute_led_coefbit(struct hda_codec *codec, } }

+static void alc236_fixup_hp_mute_led_coefbit2(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + struct alc_spec *spec = codec->spec; + + if (action == HDA_FIXUP_ACT_PRE_PROBE) { + spec->mute_led_polarity = 0; + spec->mute_led_coef.idx = 0x07; + spec->mute_led_coef.mask = 1; + spec->mute_led_coef.on = 1; + spec->mute_led_coef.off = 0; + snd_hda_gen_add_mute_led_cdev(codec, coef_mute_led_set); + } +} + /* turn on/off mic-mute LED per capture hook by coef bit */ static int coef_micmute_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) @@ -7120,6 +7136,10 @@ enum { ALC294_FIXUP_ASUS_DUAL_SPK, ALC285_FIXUP_THINKPAD_X1_GEN7, ALC285_FIXUP_THINKPAD_HEADSET_JACK, + ALC294_FIXUP_ASUS_ALLY, + ALC294_FIXUP_ASUS_ALLY_PINS, + ALC294_FIXUP_ASUS_ALLY_VERBS, + ALC294_FIXUP_ASUS_ALLY_SPEAKER, ALC294_FIXUP_ASUS_HPE, ALC294_FIXUP_ASUS_COEF_1B, ALC294_FIXUP_ASUS_GX502_HP, @@ -7133,6 +7153,7 @@ enum { ALC285_FIXUP_HP_GPIO_LED, ALC285_FIXUP_HP_MUTE_LED, ALC285_FIXUP_HP_SPECTRE_X360_MUTE_LED, + ALC236_FIXUP_HP_MUTE_LED_COEFBIT2, ALC236_FIXUP_HP_GPIO_LED, ALC236_FIXUP_HP_MUTE_LED, ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF, @@ -7203,6 +7224,7 @@ enum { ALC287_FIXUP_YOGA9_14IAP7_BASS_SPK_PIN, ALC295_FIXUP_DELL_INSPIRON_TOP_SPEAKERS, ALC236_FIXUP_DELL_DUAL_CODECS, + ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI, };

/* A special fixup for Lenovo C940 and Yoga Duet 7; @@ -8432,6 +8454,47 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC294_FIXUP_SPK2_TO_DAC1 }, + [ALC294_FIXUP_ASUS_ALLY] = { + .type = HDA_FIXUP_FUNC, + .v.func = cs35l41_fixup_i2c_two, + .chained = true, + .chain_id = ALC294_FIXUP_ASUS_ALLY_PINS + }, + [ALC294_FIXUP_ASUS_ALLY_PINS] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x03a11050 }, + { 0x1a, 0x03a11c30 }, + { 0x21, 0x03211420 }, + { } + }, + .chained = true, + .chain_id = ALC294_FIXUP_ASUS_ALLY_VERBS + }, + [ALC294_FIXUP_ASUS_ALLY_VERBS] = { + .type = HDA_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + { 0x20, AC_VERB_SET_COEF_INDEX, 0x45 }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x5089 }, + { 0x20, AC_VERB_SET_COEF_INDEX, 0x46 }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x0004 }, + { 0x20, AC_VERB_SET_COEF_INDEX, 0x47 }, + { 0x20, AC_VERB_SET_PROC_COEF, 0xa47a }, + { 0x20, AC_VERB_SET_COEF_INDEX, 0x49 }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x0049}, + { 0x20, AC_VERB_SET_COEF_INDEX, 0x4a }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x201b }, + { 0x20, AC_VERB_SET_COEF_INDEX, 0x6b }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x4278}, + { } + }, + .chained = true, + .chain_id = ALC294_FIXUP_ASUS_ALLY_SPEAKER + }, + [ALC294_FIXUP_ASUS_ALLY_SPEAKER] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc285_fixup_speaker2_to_dac1, + }, [ALC285_FIXUP_THINKPAD_X1_GEN7] = { .type = HDA_FIXUP_FUNC, .v.func = alc285_fixup_thinkpad_x1_gen7, @@ -8556,6 +8619,10 @@ static const struct hda_fixup alc269_fixups[] = { .type = HDA_FIXUP_FUNC, .v.func = alc285_fixup_hp_spectre_x360_mute_led, }, + [ALC236_FIXUP_HP_MUTE_LED_COEFBIT2] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc236_fixup_hp_mute_led_coefbit2, + }, [ALC236_FIXUP_HP_GPIO_LED] = { .type = HDA_FIXUP_FUNC, .v.func = alc236_fixup_hp_gpio_led, @@ -9069,8 +9136,6 @@ static const struct hda_fixup alc269_fixups[] = { [ALC287_FIXUP_CS35L41_I2C_2] = { .type = HDA_FIXUP_FUNC, .v.func = cs35l41_fixup_i2c_two, - .chained = true, - .chain_id = ALC269_FIXUP_THINKPAD_ACPI, }, [ALC287_FIXUP_CS35L41_I2C_2_HP_GPIO_LED] = { .type = HDA_FIXUP_FUNC, @@ -9207,6 +9272,12 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC255_FIXUP_DELL1_MIC_NO_PRESENCE, }, + [ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI] = { + .type = HDA_FIXUP_FUNC, + .v.func = cs35l41_fixup_i2c_two, + .chained = true, + .chain_id = ALC269_FIXUP_THINKPAD_ACPI, + }, };

static const struct snd_pci_quirk alc269_fixup_tbl[] = { @@ -9440,6 +9511,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x886d, "HP ZBook Fury 17.3 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT), SND_PCI_QUIRK(0x103c, 0x8870, "HP ZBook Fury 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT), SND_PCI_QUIRK(0x103c, 0x8873, "HP ZBook Studio 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT), + SND_PCI_QUIRK(0x103c, 0x887a, "HP Laptop 15s-eq2xxx", ALC236_FIXUP_HP_MUTE_LED_COEFBIT2), SND_PCI_QUIRK(0x103c, 0x888d, "HP ZBook Power 15.6 inch G8 Mobile Workstation PC", ALC236_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x8895, "HP EliteBook 855 G8 Notebook PC", ALC285_FIXUP_HP_SPEAKERS_MICMUTE_LED), SND_PCI_QUIRK(0x103c, 0x8896, "HP EliteBook 855 G8 Notebook PC", ALC285_FIXUP_HP_MUTE_LED), @@ -9535,6 +9607,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x16e3, "ASUS UX50", ALC269_FIXUP_STEREO_DMIC), SND_PCI_QUIRK(0x1043, 0x1740, "ASUS UX430UA", ALC295_FIXUP_ASUS_DACS), SND_PCI_QUIRK(0x1043, 0x17d1, "ASUS UX431FL", ALC294_FIXUP_ASUS_DUAL_SPK), + SND_PCI_QUIRK(0x1043, 0x17f3, "ROG Ally RC71L_RC71L", ALC294_FIXUP_ASUS_ALLY), SND_PCI_QUIRK(0x1043, 0x1881, "ASUS Zephyrus S/M", ALC294_FIXUP_ASUS_GX502_PINS), SND_PCI_QUIRK(0x1043, 0x18b1, "Asus MJ401TA", ALC256_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x1043, 0x18f1, "Asus FX505DT", ALC256_FIXUP_ASUS_HEADSET_MIC), @@ -9646,6 +9719,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1558, 0x5157, "Clevo W517GU1", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x51a1, "Clevo NS50MU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x51b1, "Clevo NS50AU", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1558, 0x51b3, "Clevo NS70AU", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x5630, "Clevo NP50RNJS", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x70a1, "Clevo NB70T[HJK]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x70b3, "Clevo NK70SB", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), @@ -9729,14 +9803,14 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x22be, "Thinkpad X1 Carbon 8th", ALC285_FIXUP_THINKPAD_HEADSET_JACK), SND_PCI_QUIRK(0x17aa, 0x22c1, "Thinkpad P1 Gen 3", ALC285_FIXUP_THINKPAD_NO_BASS_SPK_HEADSET_JACK), SND_PCI_QUIRK(0x17aa, 0x22c2, "Thinkpad X1 Extreme Gen 3", ALC285_FIXUP_THINKPAD_NO_BASS_SPK_HEADSET_JACK), - SND_PCI_QUIRK(0x17aa, 0x22f1, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x22f2, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x22f3, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x2316, "Thinkpad P1 Gen 6", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x2317, "Thinkpad P1 Gen 6", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x2318, "Thinkpad Z13 Gen2", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x2319, "Thinkpad Z16 Gen2", ALC287_FIXUP_CS35L41_I2C_2), - SND_PCI_QUIRK(0x17aa, 0x231a, "Thinkpad Z16 Gen2", ALC287_FIXUP_CS35L41_I2C_2), + SND_PCI_QUIRK(0x17aa, 0x22f1, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x22f2, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x22f3, "Thinkpad", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x2316, "Thinkpad P1 Gen 6", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x2317, "Thinkpad P1 Gen 6", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x2318, "Thinkpad Z13 Gen2", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x2319, "Thinkpad Z16 Gen2", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), + SND_PCI_QUIRK(0x17aa, 0x231a, "Thinkpad Z16 Gen2", ALC287_FIXUP_CS35L41_I2C_2_THINKPAD_ACPI), SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY), SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY), SND_PCI_QUIRK(0x17aa, 0x310c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION), @@ -10601,6 +10675,8 @@ static int patch_alc269(struct hda_codec *codec) spec->shutup = alc256_shutup; spec->init_hook = alc256_init; spec->gen.mixer_nid = 0; /* ALC256 does not have any loopback mixer path */ + if (codec->bus->pci->vendor == PCI_VENDOR_ID_AMD) + spec->en_3kpull_low = true; break; case 0x10ec0257: spec->codec_variant = ALC269_TYPE_ALC257; diff --git a/sound/soc/amd/acp/amd.h b/sound/soc/amd/acp/amd.h index 5f2119f42271..12a176a50fd6 100644 --- a/sound/soc/amd/acp/amd.h +++ b/sound/soc/amd/acp/amd.h @@ -173,7 +173,7 @@ int snd_amd_acp_find_config(struct pci_dev *pci);

static inline u64 acp_get_byte_count(struct acp_dev_data *adata, int dai_id, int direction) { - u64 byte_count, low = 0, high = 0; + u64 byte_count = 0, low = 0, high = 0;

if (direction == SNDRV_PCM_STREAM_PLAYBACK) { switch (dai_id) { @@ -191,7 +191,7 @@ static inline u64 acp_get_byte_count(struct acp_dev_data *adata, int dai_id, int break; default: dev_err(adata->dev, "Invalid dai id %x\n", dai_id); - return -EINVAL; + goto POINTER_RETURN_BYTES; } } else { switch (dai_id) { @@ -213,12 +213,13 @@ static inline u64 acp_get_byte_count(struct acp_dev_data *adata, int dai_id, int break; default: dev_err(adata->dev, "Invalid dai id %x\n", dai_id); - return -EINVAL; + goto POINTER_RETURN_BYTES; } } /* Get 64 bit value from two 32 bit registers */ byte_count = (high << 32) | low;

+POINTER_RETURN_BYTES: return byte_count; }

diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 8020097d4e4c..1b50b2d66beb 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -701,6 +701,7 @@ config SND_SOC_CS35L41_I2C

config SND_SOC_CS35L45 tristate + select REGMAP_IRQ

config SND_SOC_CS35L45_SPI tristate "Cirrus Logic CS35L45 CODEC (SPI)" diff --git a/sound/soc/codecs/cs42l51-i2c.c b/sound/soc/codecs/cs42l51-i2c.c index 85238339fbca..b2085ff4b322 100644 --- a/sound/soc/codecs/cs42l51-i2c.c +++ b/sound/soc/codecs/cs42l51-i2c.c @@ -19,6 +19,12 @@ static struct i2c_device_id cs42l51_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, cs42l51_i2c_id);

+const struct of_device_id cs42l51_of_match[] = { + { .compatible = "cirrus,cs42l51", }, + { } +}; +MODULE_DEVICE_TABLE(of, cs42l51_of_match); + static int cs42l51_i2c_probe(struct i2c_client *i2c) { struct regmap_config config; diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c index e88d9ff95cdf..4b832d52f643 100644 --- a/sound/soc/codecs/cs42l51.c +++ b/sound/soc/codecs/cs42l51.c @@ -826,13 +826,6 @@ int __maybe_unused cs42l51_resume(struct device *dev) } EXPORT_SYMBOL_GPL(cs42l51_resume);

-const struct of_device_id cs42l51_of_match[] = { - { .compatible = "cirrus,cs42l51", }, - { } -}; -MODULE_DEVICE_TABLE(of, cs42l51_of_match); -EXPORT_SYMBOL_GPL(cs42l51_of_match); - MODULE_AUTHOR("Arnaud Patard arnaud.patard@rtp-net.org"); MODULE_DESCRIPTION("Cirrus Logic CS42L51 ALSA SoC Codec Driver"); MODULE_LICENSE("GPL"); diff --git a/sound/soc/codecs/cs42l51.h b/sound/soc/codecs/cs42l51.h index a79343e8a54e..125703ede113 100644 --- a/sound/soc/codecs/cs42l51.h +++ b/sound/soc/codecs/cs42l51.h @@ -16,7 +16,6 @@ int cs42l51_probe(struct device *dev, struct regmap *regmap); void cs42l51_remove(struct device *dev); int __maybe_unused cs42l51_suspend(struct device *dev); int __maybe_unused cs42l51_resume(struct device *dev); -extern const struct of_device_id cs42l51_of_match[];

#define CS42L51_CHIP_ID 0x1B #define CS42L51_CHIP_REV_A 0x00 diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c index 139257055507..31578ea712a9 100644 --- a/sound/soc/codecs/rt5640.c +++ b/sound/soc/codecs/rt5640.c @@ -2567,9 +2567,10 @@ static void rt5640_enable_jack_detect(struct snd_soc_component *component, if (jack_data && jack_data->use_platform_clock) rt5640->use_platform_clock = jack_data->use_platform_clock;

- ret = request_irq(rt5640->irq, rt5640_irq, - IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT, - "rt5640", rt5640); + ret = devm_request_threaded_irq(component->dev, rt5640->irq, + NULL, rt5640_irq, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + "rt5640", rt5640); if (ret) { dev_warn(component->dev, "Failed to reguest IRQ %d: %d\n", rt5640->irq, ret); rt5640_disable_jack_detect(component); @@ -2622,8 +2623,9 @@ static void rt5640_enable_hda_jack_detect(

rt5640->jack = jack;

- ret = request_irq(rt5640->irq, rt5640_irq, - IRQF_TRIGGER_RISING | IRQF_ONESHOT, "rt5640", rt5640); + ret = devm_request_threaded_irq(component->dev, rt5640->irq, + NULL, rt5640_irq, IRQF_TRIGGER_RISING | IRQF_ONESHOT, + "rt5640", rt5640); if (ret) { dev_warn(component->dev, "Failed to reguest IRQ %d: %d\n", rt5640->irq, ret); rt5640->irq = -ENXIO; diff --git a/sound/soc/codecs/wcd-mbhc-v2.c b/sound/soc/codecs/wcd-mbhc-v2.c index 1911750f7445..5da1934527f3 100644 --- a/sound/soc/codecs/wcd-mbhc-v2.c +++ b/sound/soc/codecs/wcd-mbhc-v2.c @@ -1454,7 +1454,7 @@ struct wcd_mbhc *wcd_mbhc_init(struct snd_soc_component *component, return ERR_PTR(-EINVAL); }

- mbhc = devm_kzalloc(dev, sizeof(*mbhc), GFP_KERNEL); + mbhc = kzalloc(sizeof(*mbhc), GFP_KERNEL); if (!mbhc) return ERR_PTR(-ENOMEM);

@@ -1474,61 +1474,76 @@ struct wcd_mbhc *wcd_mbhc_init(struct snd_soc_component *component,

INIT_WORK(&mbhc->correct_plug_swch, wcd_correct_swch_plug);

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->mbhc_sw_intr, NULL, + ret = request_threaded_irq(mbhc->intr_ids->mbhc_sw_intr, NULL, wcd_mbhc_mech_plug_detect_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "mbhc sw intr", mbhc); if (ret) - goto err; + goto err_free_mbhc;

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->mbhc_btn_press_intr, NULL, + ret = request_threaded_irq(mbhc->intr_ids->mbhc_btn_press_intr, NULL, wcd_mbhc_btn_press_handler, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "Button Press detect", mbhc); if (ret) - goto err; + goto err_free_sw_intr;

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->mbhc_btn_release_intr, NULL, + ret = request_threaded_irq(mbhc->intr_ids->mbhc_btn_release_intr, NULL, wcd_mbhc_btn_release_handler, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "Button Release detect", mbhc); if (ret) - goto err; + goto err_free_btn_press_intr;

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->mbhc_hs_ins_intr, NULL, + ret = request_threaded_irq(mbhc->intr_ids->mbhc_hs_ins_intr, NULL, wcd_mbhc_adc_hs_ins_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "Elect Insert", mbhc); if (ret) - goto err; + goto err_free_btn_release_intr;

disable_irq_nosync(mbhc->intr_ids->mbhc_hs_ins_intr);

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->mbhc_hs_rem_intr, NULL, + ret = request_threaded_irq(mbhc->intr_ids->mbhc_hs_rem_intr, NULL, wcd_mbhc_adc_hs_rem_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "Elect Remove", mbhc); if (ret) - goto err; + goto err_free_hs_ins_intr;

disable_irq_nosync(mbhc->intr_ids->mbhc_hs_rem_intr);

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->hph_left_ocp, NULL, + ret = request_threaded_irq(mbhc->intr_ids->hph_left_ocp, NULL, wcd_mbhc_hphl_ocp_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "HPH_L OCP detect", mbhc); if (ret) - goto err; + goto err_free_hs_rem_intr;

- ret = devm_request_threaded_irq(dev, mbhc->intr_ids->hph_right_ocp, NULL, + ret = request_threaded_irq(mbhc->intr_ids->hph_right_ocp, NULL, wcd_mbhc_hphr_ocp_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "HPH_R OCP detect", mbhc); if (ret) - goto err; + goto err_free_hph_left_ocp;

return mbhc; -err: + +err_free_hph_left_ocp: + free_irq(mbhc->intr_ids->hph_left_ocp, mbhc); +err_free_hs_rem_intr: + free_irq(mbhc->intr_ids->mbhc_hs_rem_intr, mbhc); +err_free_hs_ins_intr: + free_irq(mbhc->intr_ids->mbhc_hs_ins_intr, mbhc); +err_free_btn_release_intr: + free_irq(mbhc->intr_ids->mbhc_btn_release_intr, mbhc); +err_free_btn_press_intr: + free_irq(mbhc->intr_ids->mbhc_btn_press_intr, mbhc); +err_free_sw_intr: + free_irq(mbhc->intr_ids->mbhc_sw_intr, mbhc); +err_free_mbhc: + kfree(mbhc); + dev_err(dev, "Failed to request mbhc interrupts %d\n", ret);

return ERR_PTR(ret); @@ -1537,9 +1552,19 @@ EXPORT_SYMBOL(wcd_mbhc_init);

void wcd_mbhc_deinit(struct wcd_mbhc *mbhc) { + free_irq(mbhc->intr_ids->hph_right_ocp, mbhc); + free_irq(mbhc->intr_ids->hph_left_ocp, mbhc); + free_irq(mbhc->intr_ids->mbhc_hs_rem_intr, mbhc); + free_irq(mbhc->intr_ids->mbhc_hs_ins_intr, mbhc); + free_irq(mbhc->intr_ids->mbhc_btn_release_intr, mbhc); + free_irq(mbhc->intr_ids->mbhc_btn_press_intr, mbhc); + free_irq(mbhc->intr_ids->mbhc_sw_intr, mbhc); + mutex_lock(&mbhc->lock); wcd_cancel_hs_detect_plug(mbhc, &mbhc->correct_plug_swch); mutex_unlock(&mbhc->lock); + + kfree(mbhc); } EXPORT_SYMBOL(wcd_mbhc_deinit);

diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c index c0d1fa36d841..e467cbe12d8a 100644 --- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -3044,6 +3044,17 @@ static int wcd934x_mbhc_init(struct snd_soc_component *component)

return 0; } + +static void wcd934x_mbhc_deinit(struct snd_soc_component *component) +{ + struct wcd934x_codec *wcd = snd_soc_component_get_drvdata(component); + + if (!wcd->mbhc) + return; + + wcd_mbhc_deinit(wcd->mbhc); +} + static int wcd934x_comp_probe(struct snd_soc_component *component) { struct wcd934x_codec *wcd = dev_get_drvdata(component->dev); @@ -3077,6 +3088,7 @@ static void wcd934x_comp_remove(struct snd_soc_component *comp) { struct wcd934x_codec *wcd = dev_get_drvdata(comp->dev);

+ wcd934x_mbhc_deinit(comp); wcd_clsh_ctrl_free(wcd->clsh_ctrl); }

diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c index e7d6a02cdec0..4a0b990f56e1 100644 --- a/sound/soc/codecs/wcd938x.c +++ b/sound/soc/codecs/wcd938x.c @@ -210,7 +210,7 @@ struct wcd938x_priv { };

static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(ear_pa_gain, 600, -1800); -static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(line_gain, 600, -3000); +static const DECLARE_TLV_DB_SCALE(line_gain, -3000, 150, -3000); static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(analog_gain, 0, 3000);

struct wcd938x_mbhc_zdet_param { @@ -2165,8 +2165,8 @@ static inline void wcd938x_mbhc_get_result_params(struct wcd938x_priv *wcd938x, else if (x1 < minCode_param[noff]) *zdet = WCD938X_ZDET_FLOATING_IMPEDANCE;

- pr_err("%s: d1=%d, c1=%d, x1=0x%x, z_val=%d(milliOhm)\n", - __func__, d1, c1, x1, *zdet); + pr_debug("%s: d1=%d, c1=%d, x1=0x%x, z_val=%d (milliohm)\n", + __func__, d1, c1, x1, *zdet); ramp_down: i = 0; while (x1) { @@ -2625,6 +2625,8 @@ static int wcd938x_mbhc_init(struct snd_soc_component *component) WCD938X_IRQ_HPHR_OCP_INT);

wcd938x->wcd_mbhc = wcd_mbhc_init(component, &mbhc_cb, intr_ids, wcd_mbhc_fields, true); + if (IS_ERR(wcd938x->wcd_mbhc)) + return PTR_ERR(wcd938x->wcd_mbhc);

snd_soc_add_component_controls(component, impedance_detect_controls, ARRAY_SIZE(impedance_detect_controls)); @@ -2633,6 +2635,14 @@ static int wcd938x_mbhc_init(struct snd_soc_component *component)

return 0; } + +static void wcd938x_mbhc_deinit(struct snd_soc_component *component) +{ + struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component); + + wcd_mbhc_deinit(wcd938x->wcd_mbhc); +} + /* END MBHC */

static const struct snd_kcontrol_new wcd938x_snd_controls[] = { @@ -2652,8 +2662,8 @@ static const struct snd_kcontrol_new wcd938x_snd_controls[] = { wcd938x_get_swr_port, wcd938x_set_swr_port), SOC_SINGLE_EXT("DSD_R Switch", WCD938X_DSD_R, 0, 1, 0, wcd938x_get_swr_port, wcd938x_set_swr_port), - SOC_SINGLE_TLV("HPHL Volume", WCD938X_HPH_L_EN, 0, 0x18, 0, line_gain), - SOC_SINGLE_TLV("HPHR Volume", WCD938X_HPH_R_EN, 0, 0x18, 0, line_gain), + SOC_SINGLE_TLV("HPHL Volume", WCD938X_HPH_L_EN, 0, 0x18, 1, line_gain), + SOC_SINGLE_TLV("HPHR Volume", WCD938X_HPH_R_EN, 0, 0x18, 1, line_gain), WCD938X_EAR_PA_GAIN_TLV("EAR_PA Volume", WCD938X_ANA_EAR_COMPANDER_CTL, 2, 0x10, 0, ear_pa_gain), SOC_SINGLE_EXT("ADC1 Switch", WCD938X_ADC1, 1, 1, 0, @@ -3080,16 +3090,33 @@ static int wcd938x_irq_init(struct wcd938x_priv *wcd, struct device *dev) static int wcd938x_soc_codec_probe(struct snd_soc_component *component) { struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component); + struct sdw_slave *tx_sdw_dev = wcd938x->tx_sdw_dev; struct device *dev = component->dev; + unsigned long time_left; int ret, i;

+ time_left = wait_for_completion_timeout(&tx_sdw_dev->initialization_complete, + msecs_to_jiffies(2000)); + if (!time_left) { + dev_err(dev, "soundwire device init timeout\n"); + return -ETIMEDOUT; + } + snd_soc_component_init_regmap(component, wcd938x->regmap);

+ ret = pm_runtime_resume_and_get(dev); + if (ret < 0) + return ret; + wcd938x->variant = snd_soc_component_read_field(component, WCD938X_DIGITAL_EFUSE_REG_0, WCD938X_ID_MASK);

wcd938x->clsh_info = wcd_clsh_ctrl_alloc(component, WCD938X); + if (IS_ERR(wcd938x->clsh_info)) { + pm_runtime_put(dev); + return PTR_ERR(wcd938x->clsh_info); + }

wcd938x_io_init(wcd938x); /* Set all interrupts as edge triggered */ @@ -3098,6 +3125,8 @@ static int wcd938x_soc_codec_probe(struct snd_soc_component *component) (WCD938X_DIGITAL_INTR_LEVEL_0 + i), 0); }

+ pm_runtime_put(dev); + wcd938x->hphr_pdm_wd_int = regmap_irq_get_virq(wcd938x->irq_chip, WCD938X_IRQ_HPHR_PDM_WD_INT); wcd938x->hphl_pdm_wd_int = regmap_irq_get_virq(wcd938x->irq_chip, @@ -3109,20 +3138,26 @@ static int wcd938x_soc_codec_probe(struct snd_soc_component *component) ret = request_threaded_irq(wcd938x->hphr_pdm_wd_int, NULL, wcd938x_wd_handle_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "HPHR PDM WD INT", wcd938x); - if (ret) + if (ret) { dev_err(dev, "Failed to request HPHR WD interrupt (%d)\n", ret); + goto err_free_clsh_ctrl; + }

ret = request_threaded_irq(wcd938x->hphl_pdm_wd_int, NULL, wcd938x_wd_handle_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "HPHL PDM WD INT", wcd938x); - if (ret) + if (ret) { dev_err(dev, "Failed to request HPHL WD interrupt (%d)\n", ret); + goto err_free_hphr_pdm_wd_int; + }

ret = request_threaded_irq(wcd938x->aux_pdm_wd_int, NULL, wcd938x_wd_handle_irq, IRQF_ONESHOT | IRQF_TRIGGER_RISING, "AUX PDM WD INT", wcd938x); - if (ret) + if (ret) { dev_err(dev, "Failed to request Aux WD interrupt (%d)\n", ret); + goto err_free_hphl_pdm_wd_int; + }

/* Disable watchdog interrupt for HPH and AUX */ disable_irq_nosync(wcd938x->hphr_pdm_wd_int); @@ -3137,7 +3172,7 @@ static int wcd938x_soc_codec_probe(struct snd_soc_component *component) dev_err(component->dev, "%s: Failed to add snd ctrls for variant: %d\n", __func__, wcd938x->variant); - goto err; + goto err_free_aux_pdm_wd_int; } break; case WCD9385: @@ -3147,7 +3182,7 @@ static int wcd938x_soc_codec_probe(struct snd_soc_component *component) dev_err(component->dev, "%s: Failed to add snd ctrls for variant: %d\n", __func__, wcd938x->variant); - goto err; + goto err_free_aux_pdm_wd_int; } break; default: @@ -3155,12 +3190,38 @@ static int wcd938x_soc_codec_probe(struct snd_soc_component *component) }

ret = wcd938x_mbhc_init(component); - if (ret) + if (ret) { dev_err(component->dev, "mbhc initialization failed\n"); -err: + goto err_free_aux_pdm_wd_int; + } + + return 0; + +err_free_aux_pdm_wd_int: + free_irq(wcd938x->aux_pdm_wd_int, wcd938x); +err_free_hphl_pdm_wd_int: + free_irq(wcd938x->hphl_pdm_wd_int, wcd938x); +err_free_hphr_pdm_wd_int: + free_irq(wcd938x->hphr_pdm_wd_int, wcd938x); +err_free_clsh_ctrl: + wcd_clsh_ctrl_free(wcd938x->clsh_info); + return ret; }

+static void wcd938x_soc_codec_remove(struct snd_soc_component *component) +{ + struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component); + + wcd938x_mbhc_deinit(component); + + free_irq(wcd938x->aux_pdm_wd_int, wcd938x); + free_irq(wcd938x->hphl_pdm_wd_int, wcd938x); + free_irq(wcd938x->hphr_pdm_wd_int, wcd938x); + + wcd_clsh_ctrl_free(wcd938x->clsh_info); +} + static int wcd938x_codec_set_jack(struct snd_soc_component *comp, struct snd_soc_jack *jack, void *data) { @@ -3177,6 +3238,7 @@ static int wcd938x_codec_set_jack(struct snd_soc_component *comp, static const struct snd_soc_component_driver soc_codec_dev_wcd938x = { .name = "wcd938x_codec", .probe = wcd938x_soc_codec_probe, + .remove = wcd938x_soc_codec_remove, .controls = wcd938x_snd_controls, .num_controls = ARRAY_SIZE(wcd938x_snd_controls), .dapm_widgets = wcd938x_dapm_widgets, diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index e3105d48fb65..e9f1398ca933 100644 --- a/sound/soc/fsl/fsl_sai.c +++ b/sound/soc/fsl/fsl_sai.c @@ -507,12 +507,6 @@ static int fsl_sai_set_bclk(struct snd_soc_dai *dai, bool tx, u32 freq) savediv / 2 - 1); }

- if (sai->soc_data->max_register >= FSL_SAI_MCTL) { - /* SAI is in master mode at this point, so enable MCLK */ - regmap_update_bits(sai->regmap, FSL_SAI_MCTL, - FSL_SAI_MCTL_MCLK_EN, FSL_SAI_MCTL_MCLK_EN); - } - return 0; }

@@ -719,7 +713,7 @@ static void fsl_sai_config_disable(struct fsl_sai *sai, int dir) u32 xcsr, count = 100;

regmap_update_bits(sai->regmap, FSL_SAI_xCSR(tx, ofs), - FSL_SAI_CSR_TERE, 0); + FSL_SAI_CSR_TERE | FSL_SAI_CSR_BCE, 0);

/* TERE will remain set till the end of current frame */ do { diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h index a53c4f0e25fa..db8aabb156c7 100644 --- a/sound/soc/fsl/fsl_sai.h +++ b/sound/soc/fsl/fsl_sai.h @@ -91,6 +91,7 @@ /* SAI Transmit/Receive Control Register */ #define FSL_SAI_CSR_TERE BIT(31) #define FSL_SAI_CSR_SE BIT(30) +#define FSL_SAI_CSR_BCE BIT(28) #define FSL_SAI_CSR_FR BIT(25) #define FSL_SAI_CSR_SR BIT(24) #define FSL_SAI_CSR_xF_SHIFT 16 diff --git a/sound/soc/qcom/qdsp6/q6apm.c b/sound/soc/qcom/qdsp6/q6apm.c index a7a3f973eb6d..cdebf209c8a5 100644 --- a/sound/soc/qcom/qdsp6/q6apm.c +++ b/sound/soc/qcom/qdsp6/q6apm.c @@ -446,6 +446,8 @@ static int graph_callback(struct gpr_resp_pkt *data, void *priv, int op)

switch (hdr->opcode) { case DATA_CMD_RSP_WR_SH_MEM_EP_DATA_BUFFER_DONE_V2: + if (!graph->ar_graph) + break; client_event = APM_CLIENT_EVENT_DATA_WRITE_DONE; mutex_lock(&graph->lock); token = hdr->token & APM_WRITE_TOKEN_MASK; @@ -479,6 +481,8 @@ static int graph_callback(struct gpr_resp_pkt *data, void *priv, int op) wake_up(&graph->cmd_wait); break; case DATA_CMD_RSP_RD_SH_MEM_EP_DATA_BUFFER_V2: + if (!graph->ar_graph) + break; client_event = APM_CLIENT_EVENT_DATA_READ_DONE; mutex_lock(&graph->lock); rd_done = data->payload; @@ -581,8 +585,9 @@ int q6apm_graph_close(struct q6apm_graph *graph) { struct audioreach_graph *ar_graph = graph->ar_graph;

- gpr_free_port(graph->port); + graph->ar_graph = NULL; kref_put(&ar_graph->refcount, q6apm_put_audioreach_graph); + gpr_free_port(graph->port); kfree(graph);

return 0; diff --git a/sound/soc/qcom/qdsp6/topology.c b/sound/soc/qcom/qdsp6/topology.c index cccc59b570b9..130b22a34fb3 100644 --- a/sound/soc/qcom/qdsp6/topology.c +++ b/sound/soc/qcom/qdsp6/topology.c @@ -1277,8 +1277,8 @@ int audioreach_tplg_init(struct snd_soc_component *component)

ret = snd_soc_tplg_component_load(component, &audioreach_tplg_ops, fw); if (ret < 0) { - dev_err(dev, "tplg component load failed%d\n", ret); - ret = -EINVAL; + if (ret != -EPROBE_DEFER) + dev_err(dev, "tplg component load failed: %d\n", ret); }

release_firmware(fw); diff --git a/sound/soc/sof/ipc3-dtrace.c b/sound/soc/sof/ipc3-dtrace.c index 1d3bca2d28dd..35da85a45a9a 100644 --- a/sound/soc/sof/ipc3-dtrace.c +++ b/sound/soc/sof/ipc3-dtrace.c @@ -186,7 +186,6 @@ static ssize_t dfsentry_trace_filter_write(struct file *file, const char __user struct snd_sof_dfsentry *dfse = file->private_data; struct sof_ipc_trace_filter_elem *elems = NULL; struct snd_sof_dev *sdev = dfse->sdev; - loff_t pos = 0; int num_elems; char *string; int ret; @@ -201,11 +200,11 @@ static ssize_t dfsentry_trace_filter_write(struct file *file, const char __user if (!string) return -ENOMEM;

- /* assert null termination */ - string[count] = 0; - ret = simple_write_to_buffer(string, count, &pos, from, count); - if (ret < 0) + if (copy_from_user(string, from, count)) { + ret = -EFAULT; goto error; + } + string[count] = '\0';

ret = trace_filter_parse(sdev, string, &num_elems, &elems); if (ret < 0) diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c index 41117c1d61fb..c9eba3566aee 100644 --- a/sound/soc/tegra/tegra210_adx.c +++ b/sound/soc/tegra/tegra210_adx.c @@ -2,7 +2,7 @@ // // tegra210_adx.c - Tegra210 ADX driver // -// Copyright (c) 2021 NVIDIA CORPORATION. All rights reserved. +// Copyright (c) 2021-2023 NVIDIA CORPORATION. All rights reserved.

#include <linux/clk.h> #include <linux/device.h> @@ -175,10 +175,20 @@ static int tegra210_adx_get_byte_map(struct snd_kcontrol *kcontrol, mc = (struct soc_mixer_control *)kcontrol->private_value; enabled = adx->byte_mask[mc->reg / 32] & (1 << (mc->reg % 32));

+ /* + * TODO: Simplify this logic to just return from bytes_map[] + * + * Presently below is required since bytes_map[] is + * tightly packed and cannot store the control value of 256. + * Byte mask state is used to know if 256 needs to be returned. + * Note that for control value of 256, the put() call stores 0 + * in the bytes_map[] and disables the corresponding bit in + * byte_mask[]. + */ if (enabled) ucontrol->value.integer.value[0] = bytes_map[mc->reg]; else - ucontrol->value.integer.value[0] = 0; + ucontrol->value.integer.value[0] = 256;

return 0; } @@ -192,19 +202,19 @@ static int tegra210_adx_put_byte_map(struct snd_kcontrol *kcontrol, int value = ucontrol->value.integer.value[0]; struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; + unsigned int mask_val = adx->byte_mask[mc->reg / 32];

- if (value == bytes_map[mc->reg]) + if (value >= 0 && value <= 255) + mask_val |= (1 << (mc->reg % 32)); + else + mask_val &= ~(1 << (mc->reg % 32)); + + if (mask_val == adx->byte_mask[mc->reg / 32]) return 0;

- if (value >= 0 && value <= 255) { - /* update byte map and enable slot */ - bytes_map[mc->reg] = value; - adx->byte_mask[mc->reg / 32] |= (1 << (mc->reg % 32)); - } else { - /* reset byte map and disable slot */ - bytes_map[mc->reg] = 0; - adx->byte_mask[mc->reg / 32] &= ~(1 << (mc->reg % 32)); - } + /* Update byte map and slot */ + bytes_map[mc->reg] = value % 256; + adx->byte_mask[mc->reg / 32] = mask_val;

return 1; } diff --git a/sound/soc/tegra/tegra210_amx.c b/sound/soc/tegra/tegra210_amx.c index 782a141b65c0..179876949b30 100644 --- a/sound/soc/tegra/tegra210_amx.c +++ b/sound/soc/tegra/tegra210_amx.c @@ -2,7 +2,7 @@ // // tegra210_amx.c - Tegra210 AMX driver // -// Copyright (c) 2021 NVIDIA CORPORATION. All rights reserved. +// Copyright (c) 2021-2023 NVIDIA CORPORATION. All rights reserved.

#include <linux/clk.h> #include <linux/device.h> @@ -203,10 +203,20 @@ static int tegra210_amx_get_byte_map(struct snd_kcontrol *kcontrol, else enabled = amx->byte_mask[0] & (1 << reg);

+ /* + * TODO: Simplify this logic to just return from bytes_map[] + * + * Presently below is required since bytes_map[] is + * tightly packed and cannot store the control value of 256. + * Byte mask state is used to know if 256 needs to be returned. + * Note that for control value of 256, the put() call stores 0 + * in the bytes_map[] and disables the corresponding bit in + * byte_mask[]. + */ if (enabled) ucontrol->value.integer.value[0] = bytes_map[reg]; else - ucontrol->value.integer.value[0] = 0; + ucontrol->value.integer.value[0] = 256;

return 0; } @@ -221,25 +231,19 @@ static int tegra210_amx_put_byte_map(struct snd_kcontrol *kcontrol, unsigned char *bytes_map = (unsigned char *)&amx->map; int reg = mc->reg; int value = ucontrol->value.integer.value[0]; + unsigned int mask_val = amx->byte_mask[reg / 32];

- if (value == bytes_map[reg]) + if (value >= 0 && value <= 255) + mask_val |= (1 << (reg % 32)); + else + mask_val &= ~(1 << (reg % 32)); + + if (mask_val == amx->byte_mask[reg / 32]) return 0;

- if (value >= 0 && value <= 255) { - /* Update byte map and enable slot */ - bytes_map[reg] = value; - if (reg > 31) - amx->byte_mask[1] |= (1 << (reg - 32)); - else - amx->byte_mask[0] |= (1 << reg); - } else { - /* Reset byte map and disable slot */ - bytes_map[reg] = 0; - if (reg > 31) - amx->byte_mask[1] &= ~(1 << (reg - 32)); - else - amx->byte_mask[0] &= ~(1 << reg); - } + /* Update byte map and slot */ + bytes_map[reg] = value % 256; + amx->byte_mask[reg / 32] = mask_val;

return 1; } diff --git a/tools/include/nolibc/stackprotector.h b/tools/include/nolibc/stackprotector.h index d119cbbbc256..9890e86c2617 100644 --- a/tools/include/nolibc/stackprotector.h +++ b/tools/include/nolibc/stackprotector.h @@ -45,8 +45,9 @@ __attribute__((weak,no_stack_protector,section(".text.nolibc_stack_chk"))) void __stack_chk_init(void) { my_syscall3(__NR_getrandom, &__stack_chk_guard, sizeof(__stack_chk_guard), 0); - /* a bit more randomness in case getrandom() fails */ - __stack_chk_guard ^= (uintptr_t) &__stack_chk_guard; + /* a bit more randomness in case getrandom() fails, ensure the guard is never 0 */ + if (__stack_chk_guard != (uintptr_t) &__stack_chk_guard) + __stack_chk_guard ^= (uintptr_t) &__stack_chk_guard; } #endif // defined(NOLIBC_STACKPROTECTOR)

diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index a794d9eca93d..72f068682c9a 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -155,9 +155,9 @@ FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto ifdef CSINCLUDES LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) endif -OPENCSDLIBS := -lopencsd_c_api +OPENCSDLIBS := -lopencsd_c_api -lopencsd ifeq ($(findstring -static,${LDFLAGS}),-static) - OPENCSDLIBS += -lopencsd -lstdc++ + OPENCSDLIBS += -lstdc++ endif ifdef CSLIBS LIBOPENCSD_LDFLAGS := -L$(CSLIBS) diff --git a/tools/perf/tests/shell/test_uprobe_from_different_cu.sh b/tools/perf/tests/shell/test_uprobe_from_different_cu.sh new file mode 100644 index 000000000000..00d2e0e2e0c2 --- /dev/null +++ b/tools/perf/tests/shell/test_uprobe_from_different_cu.sh @@ -0,0 +1,77 @@ +#!/bin/bash +# test perf probe of function from different CU +# SPDX-License-Identifier: GPL-2.0 + +set -e + +temp_dir=$(mktemp -d /tmp/perf-uprobe-different-cu-sh.XXXXXXXXXX) + +cleanup() +{ + trap - EXIT TERM INT + if [[ "${temp_dir}" =~ ^/tmp/perf-uprobe-different-cu-sh.*$ ]]; then + echo "--- Cleaning up ---" + perf probe -x ${temp_dir}/testfile -d foo + rm -f "${temp_dir}/"* + rmdir "${temp_dir}" + fi +} + +trap_cleanup() +{ + cleanup + exit 1 +} + +trap trap_cleanup EXIT TERM INT + +cat > ${temp_dir}/testfile-foo.h << EOF +struct t +{ + int *p; + int c; +}; + +extern int foo (int i, struct t *t); +EOF + +cat > ${temp_dir}/testfile-foo.c << EOF +#include "testfile-foo.h" + +int +foo (int i, struct t *t) +{ + int j, res = 0; + for (j = 0; j < i && j < t->c; j++) + res += t->p[j]; + + return res; +} +EOF + +cat > ${temp_dir}/testfile-main.c << EOF +#include "testfile-foo.h" + +static struct t g; + +int +main (int argc, char **argv) +{ + int i; + int j[argc]; + g.c = argc; + g.p = j; + for (i = 0; i < argc; i++) + j[i] = (int) argv[i][0]; + return foo (3, &g); +} +EOF + +gcc -g -Og -flto -c ${temp_dir}/testfile-foo.c -o ${temp_dir}/testfile-foo.o +gcc -g -Og -c ${temp_dir}/testfile-main.c -o ${temp_dir}/testfile-main.o +gcc -g -Og -o ${temp_dir}/testfile ${temp_dir}/testfile-foo.o ${temp_dir}/testfile-main.o + +perf probe -x ${temp_dir}/testfile --funcs foo +perf probe -x ${temp_dir}/testfile foo + +cleanup diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c index 3bff67874563..3597ca288c9c 100644 --- a/tools/perf/util/dwarf-aux.c +++ b/tools/perf/util/dwarf-aux.c @@ -478,8 +478,10 @@ static const char *die_get_file_name(Dwarf_Die *dw_die, int idx) { Dwarf_Die cu_die; Dwarf_Files *files; + Dwarf_Attribute attr_mem;

- if (idx < 0 || !dwarf_diecu(dw_die, &cu_die, NULL, NULL) || + if (idx < 0 || !dwarf_attr_integrate(dw_die, DW_AT_decl_file, &attr_mem) || + !dwarf_cu_die(attr_mem.cu, &cu_die, NULL, NULL, NULL, NULL, NULL, NULL) || dwarf_getsrcfiles(&cu_die, &files, NULL) != 0) return NULL;

diff --git a/tools/testing/radix-tree/maple.c b/tools/testing/radix-tree/maple.c index 9286d3baa12d..adc5392df400 100644 --- a/tools/testing/radix-tree/maple.c +++ b/tools/testing/radix-tree/maple.c @@ -206,9 +206,9 @@ static noinline void check_new_node(struct maple_tree *mt) e = i - 1; } else { if (i >= 4) - e = i - 4; - else if (i == 3) - e = i - 2; + e = i - 3; + else if (i >= 1) + e = i - 1; else e = 0; } diff --git a/tools/testing/selftests/mm/mkdirty.c b/tools/testing/selftests/mm/mkdirty.c index 6d71d972997b..301abb99e027 100644 --- a/tools/testing/selftests/mm/mkdirty.c +++ b/tools/testing/selftests/mm/mkdirty.c @@ -321,8 +321,8 @@ static void test_uffdio_copy(void) munmap: munmap(dst, pagesize); free(src); -#endif /* __NR_userfaultfd */ } +#endif /* __NR_userfaultfd */

int main(void) { diff --git a/tools/testing/selftests/tc-testing/config b/tools/testing/selftests/tc-testing/config index 6e73b09c20c8..71706197ba0f 100644 --- a/tools/testing/selftests/tc-testing/config +++ b/tools/testing/selftests/tc-testing/config @@ -5,6 +5,8 @@ CONFIG_NF_CONNTRACK=m CONFIG_NF_CONNTRACK_MARK=y CONFIG_NF_CONNTRACK_ZONES=y CONFIG_NF_CONNTRACK_LABELS=y +CONFIG_NF_CONNTRACK_PROCFS=y +CONFIG_NF_FLOW_TABLE=m CONFIG_NF_NAT=m CONFIG_NETFILTER_XT_TARGET_LOG=m

diff --git a/tools/testing/selftests/tc-testing/settings b/tools/testing/selftests/tc-testing/settings new file mode 100644 index 000000000000..e2206265f67c --- /dev/null +++ b/tools/testing/selftests/tc-testing/settings @@ -0,0 +1 @@ +timeout=900