Re: Linux 5.10.70

diff --git a/Makefile b/Makefile index e14943205b83..4a9541a18618 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 69 +SUBLEVEL = 70 EXTRAVERSION = NAME = Dare mighty things

diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h index 1f6a909d1fa5..7bc2f444a89a 100644 --- a/arch/alpha/include/asm/io.h +++ b/arch/alpha/include/asm/io.h @@ -60,7 +60,7 @@ extern inline void set_hae(unsigned long new_hae) * Change virtual addresses to physical addresses and vv. */ #ifdef USE_48_BIT_KSEG -static inline unsigned long virt_to_phys(void *address) +static inline unsigned long virt_to_phys(volatile void *address) { return (unsigned long)address - IDENT_ADDR; } @@ -70,7 +70,7 @@ static inline void * phys_to_virt(unsigned long address) return (void *) (address + IDENT_ADDR); } #else -static inline unsigned long virt_to_phys(void *address) +static inline unsigned long virt_to_phys(volatile void *address) { unsigned long phys = (unsigned long)address;

@@ -106,7 +106,7 @@ static inline void * phys_to_virt(unsigned long address) extern unsigned long __direct_map_base; extern unsigned long __direct_map_size;

-static inline unsigned long __deprecated virt_to_bus(void *address) +static inline unsigned long __deprecated virt_to_bus(volatile void *address) { unsigned long phys = virt_to_phys(address); unsigned long bus = phys + __direct_map_base; diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index ed919f633ed8..4999caff3281 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -60,7 +60,7 @@

#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_STACKPROTECTOR_PER_TASK) #include <linux/stackprotector.h> -unsigned long __stack_chk_guard __read_mostly; +unsigned long __stack_chk_guard __ro_after_init; EXPORT_SYMBOL(__stack_chk_guard); #endif

diff --git a/arch/arm64/kvm/vgic/vgic-its.c b/arch/arm64/kvm/vgic/vgic-its.c index 40cbaca81333..b9518f94bd43 100644 --- a/arch/arm64/kvm/vgic/vgic-its.c +++ b/arch/arm64/kvm/vgic/vgic-its.c @@ -2190,8 +2190,8 @@ static int vgic_its_restore_ite(struct vgic_its *its, u32 event_id, return offset; }

-static int vgic_its_ite_cmp(void *priv, struct list_head *a, - struct list_head *b) +static int vgic_its_ite_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct its_ite *itea = container_of(a, struct its_ite, ite_list); struct its_ite *iteb = container_of(b, struct its_ite, ite_list); @@ -2329,8 +2329,8 @@ static int vgic_its_restore_dte(struct vgic_its *its, u32 id, return offset; }

-static int vgic_its_device_cmp(void *priv, struct list_head *a, - struct list_head *b) +static int vgic_its_device_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct its_device *deva = container_of(a, struct its_device, dev_list); struct its_device *devb = container_of(b, struct its_device, dev_list); diff --git a/arch/arm64/kvm/vgic/vgic.c b/arch/arm64/kvm/vgic/vgic.c index c3643b7f101b..4abf7a867b65 100644 --- a/arch/arm64/kvm/vgic/vgic.c +++ b/arch/arm64/kvm/vgic/vgic.c @@ -255,7 +255,8 @@ static struct kvm_vcpu *vgic_target_oracle(struct vgic_irq *irq) * Return negative if "a" sorts before "b", 0 to preserve order, and positive * to sort "b" before "a". */ -static int vgic_irq_cmp(void *priv, struct list_head *a, struct list_head *b) +static int vgic_irq_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct vgic_irq *irqa = container_of(a, struct vgic_irq, ap_list); struct vgic_irq *irqb = container_of(b, struct vgic_irq, ap_list); diff --git a/arch/m68k/include/asm/raw_io.h b/arch/m68k/include/asm/raw_io.h index 911826ea83ce..80eb2396d01e 100644 --- a/arch/m68k/include/asm/raw_io.h +++ b/arch/m68k/include/asm/raw_io.h @@ -17,21 +17,21 @@ * two accesses to memory, which may be undesirable for some devices. */ #define in_8(addr) \ - ({ u8 __v = (*(__force volatile u8 *) (addr)); __v; }) + ({ u8 __v = (*(__force volatile u8 *) (unsigned long)(addr)); __v; }) #define in_be16(addr) \ - ({ u16 __v = (*(__force volatile u16 *) (addr)); __v; }) + ({ u16 __v = (*(__force volatile u16 *) (unsigned long)(addr)); __v; }) #define in_be32(addr) \ - ({ u32 __v = (*(__force volatile u32 *) (addr)); __v; }) + ({ u32 __v = (*(__force volatile u32 *) (unsigned long)(addr)); __v; }) #define in_le16(addr) \ - ({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (addr)); __v; }) + ({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (unsigned long)(addr)); __v; }) #define in_le32(addr) \ - ({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (addr)); __v; }) + ({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (unsigned long)(addr)); __v; })

-#define out_8(addr,b) (void)((*(__force volatile u8 *) (addr)) = (b)) -#define out_be16(addr,w) (void)((*(__force volatile u16 *) (addr)) = (w)) -#define out_be32(addr,l) (void)((*(__force volatile u32 *) (addr)) = (l)) -#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (addr)) = cpu_to_le16(w)) -#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (addr)) = cpu_to_le32(l)) +#define out_8(addr,b) (void)((*(__force volatile u8 *) (unsigned long)(addr)) = (b)) +#define out_be16(addr,w) (void)((*(__force volatile u16 *) (unsigned long)(addr)) = (w)) +#define out_be32(addr,l) (void)((*(__force volatile u32 *) (unsigned long)(addr)) = (l)) +#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (unsigned long)(addr)) = cpu_to_le16(w)) +#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (unsigned long)(addr)) = cpu_to_le32(l))

#define raw_inb in_8 #define raw_inw in_be16 diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h index 6b3f6740a6a6..8802ce651a3a 100644 --- a/arch/parisc/include/asm/page.h +++ b/arch/parisc/include/asm/page.h @@ -184,7 +184,7 @@ extern int npmem_ranges; #include <asm-generic/getorder.h> #include <asm/pdc.h>

-#define PAGE0 ((struct zeropage *)__PAGE_OFFSET) +#define PAGE0 ((struct zeropage *)absolute_pointer(__PAGE_OFFSET))

/* DEFINITION OF THE ZERO-PAGE (PAG0) */ /* based on work by Jason Eckhardt (jason@equator.com) */ diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index 8e1d72a16759..7ceae24b0ca9 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -356,7 +356,9 @@ void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, void arch_dma_free(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr, unsigned long attrs) { - if (!sparc_dma_free_resource(cpu_addr, PAGE_ALIGN(size))) + size = PAGE_ALIGN(size); + + if (!sparc_dma_free_resource(cpu_addr, size)) return;

dma_make_coherent(dma_addr, size); diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c index 8e645ddac58e..30f171b7b00c 100644 --- a/arch/sparc/kernel/mdesc.c +++ b/arch/sparc/kernel/mdesc.c @@ -39,6 +39,7 @@ struct mdesc_hdr { u32 node_sz; /* node block size */ u32 name_sz; /* name block size */ u32 data_sz; /* data block size */ + char data[]; } __attribute__((aligned(16)));

struct mdesc_elem { @@ -612,7 +613,7 @@ EXPORT_SYMBOL(mdesc_get_node_info);

static struct mdesc_elem *node_block(struct mdesc_hdr *mdesc) { - return (struct mdesc_elem *) (mdesc + 1); + return (struct mdesc_elem *) mdesc->data; }

static void *name_block(struct mdesc_hdr *mdesc) diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h index cc177b4431ae..415693f5d909 100644 --- a/arch/x86/include/asm/special_insns.h +++ b/arch/x86/include/asm/special_insns.h @@ -286,8 +286,8 @@ static inline void movdir64b(void *dst, const void *src) static inline int enqcmds(void __iomem *dst, const void *src) { const struct { char _[64]; } *__src = src; - struct { char _[64]; } *__dst = dst; - int zf; + struct { char _[64]; } __iomem *__dst = dst; + bool zf;

/* * ENQCMDS %(rdx), rax diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index c758fd913ced..5af0421ef74b 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -736,8 +736,8 @@ static void xen_write_idt_entry(gate_desc *dt, int entrynum, const gate_desc *g) preempt_enable(); }

-static void xen_convert_trap_info(const struct desc_ptr *desc, - struct trap_info *traps) +static unsigned xen_convert_trap_info(const struct desc_ptr *desc, + struct trap_info *traps, bool full) { unsigned in, out, count;

@@ -747,17 +747,18 @@ static void xen_convert_trap_info(const struct desc_ptr *desc, for (in = out = 0; in < count; in++) { gate_desc *entry = (gate_desc *)(desc->address) + in;

- if (cvt_gate_to_trap(in, entry, &traps[out])) + if (cvt_gate_to_trap(in, entry, &traps[out]) || full) out++; } - traps[out].address = 0; + + return out; }

void xen_copy_trap_info(struct trap_info *traps) { const struct desc_ptr *desc = this_cpu_ptr(&idt_desc);

- xen_convert_trap_info(desc, traps); + xen_convert_trap_info(desc, traps, true); }

/* Load a new IDT into Xen. In principle this can be per-CPU, so we @@ -767,6 +768,7 @@ static void xen_load_idt(const struct desc_ptr *desc) { static DEFINE_SPINLOCK(lock); static struct trap_info traps[257]; + unsigned out;

trace_xen_cpu_load_idt(desc);

@@ -774,7 +776,8 @@ static void xen_load_idt(const struct desc_ptr *desc)

memcpy(this_cpu_ptr(&idt_desc), desc, sizeof(idt_desc));

- xen_convert_trap_info(desc, traps); + out = xen_convert_trap_info(desc, traps, false); + memset(&traps[out], 0, sizeof(traps[0]));

xen_mc_flush(); if (HYPERVISOR_set_trap_table(traps)) diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index f13688c4b931..5b19665bc486 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -1387,10 +1387,14 @@ int blkcg_activate_policy(struct request_queue *q, /* alloc failed, nothing's initialized yet, free everything */ spin_lock_irq(&q->queue_lock); list_for_each_entry(blkg, &q->blkg_list, q_node) { + struct blkcg *blkcg = blkg->blkcg; + + spin_lock(&blkcg->lock); if (blkg->pd[pol->plid]) { pol->pd_free_fn(blkg->pd[pol->plid]); blkg->pd[pol->plid] = NULL; } + spin_unlock(&blkcg->lock); } spin_unlock_irq(&q->queue_lock); ret = -ENOMEM; @@ -1422,12 +1426,16 @@ void blkcg_deactivate_policy(struct request_queue *q, __clear_bit(pol->plid, q->blkcg_pols);

list_for_each_entry(blkg, &q->blkg_list, q_node) { + struct blkcg *blkcg = blkg->blkcg; + + spin_lock(&blkcg->lock); if (blkg->pd[pol->plid]) { if (pol->pd_offline_fn) pol->pd_offline_fn(blkg->pd[pol->plid]); pol->pd_free_fn(blkg->pd[pol->plid]); blkg->pd[pol->plid] = NULL; } + spin_unlock(&blkcg->lock); }

spin_unlock_irq(&q->queue_lock); diff --git a/block/blk-integrity.c b/block/blk-integrity.c index 410da060d1f5..9e83159f5a52 100644 --- a/block/blk-integrity.c +++ b/block/blk-integrity.c @@ -426,8 +426,15 @@ EXPORT_SYMBOL(blk_integrity_register); */ void blk_integrity_unregister(struct gendisk *disk) { + struct blk_integrity *bi = &disk->queue->integrity; + + if (!bi->profile) + return; + + /* ensure all bios are off the integrity workqueue */ + blk_flush_integrity(); blk_queue_flag_clear(QUEUE_FLAG_STABLE_WRITES, disk->queue); - memset(&disk->queue->integrity, 0, sizeof(struct blk_integrity)); + memset(bi, 0, sizeof(*bi)); } EXPORT_SYMBOL(blk_integrity_unregister);

diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c index 581be65a53c1..24c08963890e 100644 --- a/block/blk-mq-sched.c +++ b/block/blk-mq-sched.c @@ -75,7 +75,8 @@ void blk_mq_sched_restart(struct blk_mq_hw_ctx *hctx) blk_mq_run_hw_queue(hctx, true); }

-static int sched_rq_cmp(void *priv, struct list_head *a, struct list_head *b) +static int sched_rq_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct request *rqa = container_of(a, struct request, queuelist); struct request *rqb = container_of(b, struct request, queuelist); diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c index c4f2f6c123ae..16ad9e656610 100644 --- a/block/blk-mq-tag.c +++ b/block/blk-mq-tag.c @@ -207,7 +207,7 @@ static struct request *blk_mq_find_and_get_req(struct blk_mq_tags *tags,

spin_lock_irqsave(&tags->lock, flags); rq = tags->rqs[bitnr]; - if (!rq || !refcount_inc_not_zero(&rq->ref)) + if (!rq || rq->tag != bitnr || !refcount_inc_not_zero(&rq->ref)) rq = NULL; spin_unlock_irqrestore(&tags->lock, flags); return rq; diff --git a/block/blk-mq.c b/block/blk-mq.c index 6dcb86c1c985..eed9a4c1519d 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1866,7 +1866,8 @@ void blk_mq_insert_requests(struct blk_mq_hw_ctx *hctx, struct blk_mq_ctx *ctx, spin_unlock(&ctx->lock); }

-static int plug_rq_cmp(void *priv, struct list_head *a, struct list_head *b) +static int plug_rq_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct request *rqa = container_of(a, struct request, queuelist); struct request *rqb = container_of(b, struct request, queuelist); diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index cb18cb5c51b1..d061bff5cc96 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -1194,7 +1194,8 @@ static int __nfit_mem_init(struct acpi_nfit_desc *acpi_desc, return 0; }

-static int nfit_mem_cmp(void *priv, struct list_head *_a, struct list_head *_b) +static int nfit_mem_cmp(void *priv, const struct list_head *_a, + const struct list_head *_b) { struct nfit_mem *a = container_of(_a, typeof(*a), list); struct nfit_mem *b = container_of(_b, typeof(*b), list); diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c index cb73a5d6ea76..137a5dd880c2 100644 --- a/drivers/acpi/numa/hmat.c +++ b/drivers/acpi/numa/hmat.c @@ -558,7 +558,8 @@ static bool hmat_update_best(u8 type, u32 value, u32 *best) return updated; }

-static int initiator_cmp(void *priv, struct list_head *a, struct list_head *b) +static int initiator_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct memory_initiator *ia; struct memory_initiator *ib; diff --git a/drivers/android/binder.c b/drivers/android/binder.c index 2a3952925855..65b22b5af51a 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -2236,6 +2236,7 @@ static void binder_deferred_fd_close(int fd) }

static void binder_transaction_buffer_release(struct binder_proc *proc, + struct binder_thread *thread, struct binder_buffer *buffer, binder_size_t failed_at, bool is_failure) @@ -2395,8 +2396,16 @@ static void binder_transaction_buffer_release(struct binder_proc *proc, &proc->alloc, &fd, buffer, offset, sizeof(fd)); WARN_ON(err); - if (!err) + if (!err) { binder_deferred_fd_close(fd); + /* + * Need to make sure the thread goes + * back to userspace to complete the + * deferred close + */ + if (thread) + thread->looper_need_return = true; + } } } break; default: @@ -3465,7 +3474,7 @@ static void binder_transaction(struct binder_proc *proc, err_copy_data_failed: binder_free_txn_fixups(t); trace_binder_transaction_failed_buffer_release(t->buffer); - binder_transaction_buffer_release(target_proc, t->buffer, + binder_transaction_buffer_release(target_proc, NULL, t->buffer, buffer_offset, true); if (target_node) binder_dec_node_tmpref(target_node); @@ -3542,7 +3551,9 @@ static void binder_transaction(struct binder_proc *proc, * Cleanup buffer and free it. */ static void -binder_free_buf(struct binder_proc *proc, struct binder_buffer *buffer) +binder_free_buf(struct binder_proc *proc, + struct binder_thread *thread, + struct binder_buffer *buffer) { binder_inner_proc_lock(proc); if (buffer->transaction) { @@ -3570,7 +3581,7 @@ binder_free_buf(struct binder_proc *proc, struct binder_buffer *buffer) binder_node_inner_unlock(buf_node); } trace_binder_transaction_buffer_release(buffer); - binder_transaction_buffer_release(proc, buffer, 0, false); + binder_transaction_buffer_release(proc, thread, buffer, 0, false); binder_alloc_free_buf(&proc->alloc, buffer); }

@@ -3771,7 +3782,7 @@ static int binder_thread_write(struct binder_proc *proc, proc->pid, thread->pid, (u64)data_ptr, buffer->debug_id, buffer->transaction ? "active" : "finished"); - binder_free_buf(proc, buffer); + binder_free_buf(proc, thread, buffer); break; }

@@ -4459,7 +4470,7 @@ static int binder_thread_read(struct binder_proc *proc, buffer->transaction = NULL; binder_cleanup_transaction(t, "fd fixups failed", BR_FAILED_REPLY); - binder_free_buf(proc, buffer); + binder_free_buf(proc, thread, buffer); binder_debug(BINDER_DEBUG_FAILED_TRANSACTION, "%d:%d %stransaction %d fd fixups failed %d/%d, line %d\n", proc->pid, thread->pid, diff --git a/drivers/clk/keystone/sci-clk.c b/drivers/clk/keystone/sci-clk.c index aaf31abe1c8f..7e1b136e71ae 100644 --- a/drivers/clk/keystone/sci-clk.c +++ b/drivers/clk/keystone/sci-clk.c @@ -503,8 +503,8 @@ static int ti_sci_scan_clocks_from_fw(struct sci_clk_provider *provider)

#else

-static int _cmp_sci_clk_list(void *priv, struct list_head *a, - struct list_head *b) +static int _cmp_sci_clk_list(void *priv, const struct list_head *a, + const struct list_head *b) { struct sci_clk *ca = container_of(a, struct sci_clk, node); struct sci_clk *cb = container_of(b, struct sci_clk, node); diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 44a5d15a7572..1686705bee7b 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -3035,11 +3035,15 @@ static int __init intel_pstate_init(void) if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL) return -ENODEV;

- if (no_load) - return -ENODEV; - id = x86_match_cpu(hwp_support_ids); if (id) { + bool hwp_forced = intel_pstate_hwp_is_enabled(); + + if (hwp_forced) + pr_info("HWP enabled by BIOS\n"); + else if (no_load) + return -ENODEV; + copy_cpu_funcs(&core_funcs); /* * Avoid enabling HWP for processors without EPP support, @@ -3049,8 +3053,7 @@ static int __init intel_pstate_init(void) * If HWP is enabled already, though, there is no choice but to * deal with it. */ - if ((!no_hwp && boot_cpu_has(X86_FEATURE_HWP_EPP)) || - intel_pstate_hwp_is_enabled()) { + if ((!no_hwp && boot_cpu_has(X86_FEATURE_HWP_EPP)) || hwp_forced) { hwp_active++; hwp_mode_bdw = id->driver_data; intel_pstate.attr = hwp_cpufreq_attrs; @@ -3061,7 +3064,11 @@ static int __init intel_pstate_init(void)

goto hwp_cpu_matched; } + pr_info("HWP not enabled\n"); } else { + if (no_load) + return -ENODEV; + id = x86_match_cpu(intel_pstate_cpu_ids); if (!id) { pr_info("CPU model not supported\n"); @@ -3138,10 +3145,9 @@ static int __init intel_pstate_setup(char *str) else if (!strcmp(str, "passive")) default_driver = &intel_cpufreq;

- if (!strcmp(str, "no_hwp")) { - pr_info("HWP disabled\n"); + if (!strcmp(str, "no_hwp")) no_hwp = 1; - } + if (!strcmp(str, "force")) force_load = 1; if (!strcmp(str, "hwp_only")) diff --git a/drivers/edac/dmc520_edac.c b/drivers/edac/dmc520_edac.c index fc1153ab1ebb..b8a7d9594afd 100644 --- a/drivers/edac/dmc520_edac.c +++ b/drivers/edac/dmc520_edac.c @@ -464,7 +464,7 @@ static void dmc520_init_csrow(struct mem_ctl_info *mci) dimm->grain = pvt->mem_width_in_bytes; dimm->dtype = dt; dimm->mtype = mt; - dimm->edac_mode = EDAC_FLAG_SECDED; + dimm->edac_mode = EDAC_SECDED; dimm->nr_pages = pages_per_rank / csi->nr_channels; } } diff --git a/drivers/edac/synopsys_edac.c b/drivers/edac/synopsys_edac.c index 12211dc040e8..1a801a5d3b08 100644 --- a/drivers/edac/synopsys_edac.c +++ b/drivers/edac/synopsys_edac.c @@ -782,7 +782,7 @@ static void init_csrows(struct mem_ctl_info *mci)

for (j = 0; j < csi->nr_channels; j++) { dimm = csi->channels[j]->dimm; - dimm->edac_mode = EDAC_FLAG_SECDED; + dimm->edac_mode = EDAC_SECDED; dimm->mtype = p_data->get_mtype(priv->baseaddr); dimm->nr_pages = (size >> PAGE_SHIFT) / csi->nr_channels; dimm->grain = SYNPS_EDAC_ERR_GRAIN; diff --git a/drivers/fpga/machxo2-spi.c b/drivers/fpga/machxo2-spi.c index b316369156fe..9eef18349eee 100644 --- a/drivers/fpga/machxo2-spi.c +++ b/drivers/fpga/machxo2-spi.c @@ -225,8 +225,10 @@ static int machxo2_write_init(struct fpga_manager *mgr, goto fail;

get_status(spi, &status); - if (test_bit(FAIL, &status)) + if (test_bit(FAIL, &status)) { + ret = -EINVAL; goto fail; + } dump_status_reg(&status);

spi_message_init(&msg); @@ -313,6 +315,7 @@ static int machxo2_write_complete(struct fpga_manager *mgr, dump_status_reg(&status); if (!test_bit(DONE, &status)) { machxo2_cleanup(mgr); + ret = -EINVAL; goto fail; }

@@ -335,6 +338,7 @@ static int machxo2_write_complete(struct fpga_manager *mgr, break; if (++refreshloop == MACHXO2_MAX_REFRESH_LOOP) { machxo2_cleanup(mgr); + ret = -EINVAL; goto fail; } } while (1); diff --git a/drivers/gpio/gpio-uniphier.c b/drivers/gpio/gpio-uniphier.c index f99f3c10bed0..39dca147d587 100644 --- a/drivers/gpio/gpio-uniphier.c +++ b/drivers/gpio/gpio-uniphier.c @@ -184,7 +184,7 @@ static void uniphier_gpio_irq_mask(struct irq_data *data)

uniphier_gpio_reg_update(priv, UNIPHIER_GPIO_IRQ_EN, mask, 0);

- return irq_chip_mask_parent(data); + irq_chip_mask_parent(data); }

static void uniphier_gpio_irq_unmask(struct irq_data *data) @@ -194,7 +194,7 @@ static void uniphier_gpio_irq_unmask(struct irq_data *data)

uniphier_gpio_reg_update(priv, UNIPHIER_GPIO_IRQ_EN, mask, mask);

- return irq_chip_unmask_parent(data); + irq_chip_unmask_parent(data); }

static int uniphier_gpio_irq_set_type(struct irq_data *data, unsigned int type) 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 bc9df3f216f5..ce21a21ddb23 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -8962,7 +8962,8 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev, goto fail; status = dc_validate_global_state(dc, dm_state->context, false); if (status != DC_OK) { - DC_LOG_WARNING("DC global validation failure: %s (%d)", + drm_dbg_atomic(dev, + "DC global validation failure: %s (%d)", dc_status_to_str(status), status); ret = -EINVAL; goto fail; diff --git a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c index b5986d19dc08..a1e7ba5995c5 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c +++ b/drivers/gpu/drm/amd/pm/powerplay/si_dpm.c @@ -6870,6 +6870,8 @@ static int si_dpm_enable(struct amdgpu_device *adev) si_enable_auto_throttle_source(adev, AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, true); si_thermal_start_thermal_controller(adev);

+ ni_update_current_ps(adev, boot_ps); + return 0; }

diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 511cde5c7fa6..0f99e5453f15 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -1290,7 +1290,8 @@ EXPORT_SYMBOL(drm_mode_prune_invalid); * Negative if @lh_a is better than @lh_b, zero if they're equivalent, or * positive if @lh_b is better than @lh_a. */ -static int drm_mode_compare(void *priv, struct list_head *lh_a, struct list_head *lh_b) +static int drm_mode_compare(void *priv, const struct list_head *lh_a, + const struct list_head *lh_b) { struct drm_display_mode *a = list_entry(lh_a, struct drm_display_mode, head); struct drm_display_mode *b = list_entry(lh_b, struct drm_display_mode, head); diff --git a/drivers/gpu/drm/i915/gt/intel_engine_user.c b/drivers/gpu/drm/i915/gt/intel_engine_user.c index 34e6096f196e..da21d2a10cc9 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_user.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_user.c @@ -49,7 +49,8 @@ static const u8 uabi_classes[] = { [VIDEO_ENHANCEMENT_CLASS] = I915_ENGINE_CLASS_VIDEO_ENHANCE, };

-static int engine_cmp(void *priv, struct list_head *A, struct list_head *B) +static int engine_cmp(void *priv, const struct list_head *A, + const struct list_head *B) { const struct intel_engine_cs *a = container_of((struct rb_node *)A, typeof(*a), uabi_node); diff --git a/drivers/gpu/drm/i915/gvt/debugfs.c b/drivers/gpu/drm/i915/gvt/debugfs.c index 62e6a14ad58e..9f1c209d9251 100644 --- a/drivers/gpu/drm/i915/gvt/debugfs.c +++ b/drivers/gpu/drm/i915/gvt/debugfs.c @@ -41,7 +41,7 @@ struct diff_mmio {

/* Compare two diff_mmio items. */ static int mmio_offset_compare(void *priv, - struct list_head *a, struct list_head *b) + const struct list_head *a, const struct list_head *b) { struct diff_mmio *ma; struct diff_mmio *mb; diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c index 713770fb2b92..65e28c4cd4ce 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -1075,7 +1075,8 @@ static int igt_ppgtt_shrink_boom(void *arg) return exercise_ppgtt(arg, shrink_boom); }

-static int sort_holes(void *priv, struct list_head *A, struct list_head *B) +static int sort_holes(void *priv, const struct list_head *A, + const struct list_head *B) { struct drm_mm_node *a = list_entry(A, typeof(*a), hole_stack); struct drm_mm_node *b = list_entry(B, typeof(*b), hole_stack); diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 21ce2f9502c0..a78b60b62caf 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -394,8 +394,8 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data) return 0; }

-static int cmp_size_smaller_first(void *priv, struct list_head *a, - struct list_head *b) +static int cmp_size_smaller_first(void *priv, const struct list_head *a, + const struct list_head *b) { struct radeon_bo_list *la = list_entry(a, struct radeon_bo_list, tv.head); struct radeon_bo_list *lb = list_entry(b, struct radeon_bo_list, tv.head); diff --git a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c index d399523206c7..29d71267af78 100644 --- a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c +++ b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c @@ -83,7 +83,8 @@ usnic_uiom_interval_node_alloc(long int start, long int last, int ref_cnt, return interval; }

-static int interval_cmp(void *priv, struct list_head *a, struct list_head *b) +static int interval_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct usnic_uiom_interval_node *node_a, *node_b;

diff --git a/drivers/interconnect/qcom/bcm-voter.c b/drivers/interconnect/qcom/bcm-voter.c index dd0e3bd50b94..3c0809095a31 100644 --- a/drivers/interconnect/qcom/bcm-voter.c +++ b/drivers/interconnect/qcom/bcm-voter.c @@ -39,7 +39,7 @@ struct bcm_voter { u32 tcs_wait; };

-static int cmp_vcd(void *priv, struct list_head *a, struct list_head *b) +static int cmp_vcd(void *priv, const struct list_head *a, const struct list_head *b) { const struct qcom_icc_bcm *bcm_a = list_entry(a, struct qcom_icc_bcm, list); diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 6156a065681b..dc062e8c2caf 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -425,6 +425,7 @@ config MESON_IRQ_GPIO config GOLDFISH_PIC bool "Goldfish programmable interrupt controller" depends on MIPS && (GOLDFISH || COMPILE_TEST) + select GENERIC_IRQ_CHIP select IRQ_DOMAIN help Say yes here to enable Goldfish interrupt controller driver used diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 4069c215328b..95e0b82b6c66 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -4489,7 +4489,7 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq

if (err) { if (i > 0) - its_vpe_irq_domain_free(domain, virq, i - 1); + its_vpe_irq_domain_free(domain, virq, i);

its_lpi_free(bitmap, base, nr_ids); its_free_prop_table(vprop_page); diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c index 38fbb3b59873..38cc8340e817 100644 --- a/drivers/mcb/mcb-core.c +++ b/drivers/mcb/mcb-core.c @@ -277,8 +277,8 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier)

bus_nr = ida_simple_get(&mcb_ida, 0, 0, GFP_KERNEL); if (bus_nr < 0) { - rc = bus_nr; - goto err_free; + kfree(bus); + return ERR_PTR(bus_nr); }

bus->bus_nr = bus_nr; @@ -293,12 +293,12 @@ struct mcb_bus *mcb_alloc_bus(struct device *carrier) dev_set_name(&bus->dev, "mcb:%d", bus_nr); rc = device_add(&bus->dev); if (rc) - goto err_free; + goto err_put;

return bus; -err_free: - put_device(carrier); - kfree(bus); + +err_put: + put_device(&bus->dev); return ERR_PTR(rc); } EXPORT_SYMBOL_NS_GPL(mcb_alloc_bus, MCB); diff --git a/drivers/md/md.c b/drivers/md/md.c index 288d26013de2..f16f190546ef 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -5759,10 +5759,6 @@ static int md_alloc(dev_t dev, char *name) disk->flags |= GENHD_FL_EXT_DEVT; disk->events |= DISK_EVENT_MEDIA_CHANGE; mddev->gendisk = disk; - /* As soon as we call add_disk(), another thread could get - * through to md_open, so make sure it doesn't get too far - */ - mutex_lock(&mddev->open_mutex); add_disk(disk);

error = kobject_add(&mddev->kobj, &disk_to_dev(disk)->kobj, "%s", "md"); @@ -5777,7 +5773,6 @@ static int md_alloc(dev_t dev, char *name) if (mddev->kobj.sd && sysfs_create_group(&mddev->kobj, &md_bitmap_group)) pr_debug("pointless warning\n"); - mutex_unlock(&mddev->open_mutex); abort: mutex_unlock(&disks_mutex); if (!error && mddev->kobj.sd) { diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 39343479ac2a..c82953a3299e 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -953,7 +953,8 @@ static void dispatch_bio_list(struct bio_list *tmp) submit_bio_noacct(bio); }

-static int cmp_stripe(void *priv, struct list_head *a, struct list_head *b) +static int cmp_stripe(void *priv, const struct list_head *a, + const struct list_head *b) { const struct r5pending_data *da = list_entry(a, struct r5pending_data, sibling); diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c index 6c1a23cb3e8c..202bf951e909 100644 --- a/drivers/misc/sram.c +++ b/drivers/misc/sram.c @@ -144,8 +144,8 @@ static void sram_free_partitions(struct sram_dev *sram) } }

-static int sram_reserve_cmp(void *priv, struct list_head *a, - struct list_head *b) +static int sram_reserve_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct sram_reserve *ra = list_entry(a, struct sram_reserve, list); struct sram_reserve *rb = list_entry(b, struct sram_reserve, list); diff --git a/drivers/net/dsa/realtek-smi-core.c b/drivers/net/dsa/realtek-smi-core.c index 8e49d4f85d48..6bf46d76c028 100644 --- a/drivers/net/dsa/realtek-smi-core.c +++ b/drivers/net/dsa/realtek-smi-core.c @@ -368,7 +368,7 @@ int realtek_smi_setup_mdio(struct realtek_smi *smi) smi->slave_mii_bus->parent = smi->dev; smi->ds->slave_mii_bus = smi->slave_mii_bus;

- ret = of_mdiobus_register(smi->slave_mii_bus, mdio_np); + ret = devm_of_mdiobus_register(smi->dev, smi->slave_mii_bus, mdio_np); if (ret) { dev_err(smi->dev, "unable to register MDIO bus %s\n", smi->slave_mii_bus->id); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c index f26d03735619..5b996330f228 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c @@ -419,13 +419,13 @@ static int atl_resume_common(struct device *dev, bool deep) if (deep) { /* Reinitialize Nic/Vecs objects */ aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol); + }

+ if (netif_running(nic->ndev)) { ret = aq_nic_init(nic); if (ret) goto err_exit; - }

- if (netif_running(nic->ndev)) { ret = aq_nic_start(nic); if (ret) goto err_exit; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 26179e437bbf..cb0c270418a4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -381,7 +381,7 @@ static bool bnxt_txr_netif_try_stop_queue(struct bnxt *bp, * netif_tx_queue_stopped(). */ smp_mb(); - if (bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh) { + if (bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh) { netif_tx_wake_queue(txq); return false; } @@ -717,7 +717,7 @@ static void bnxt_tx_int(struct bnxt *bp, struct bnxt_napi *bnapi, int nr_pkts) smp_mb();

if (unlikely(netif_tx_queue_stopped(txq)) && - bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh && + bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh && READ_ONCE(txr->dev_state) != BNXT_DEV_STATE_CLOSING) netif_tx_wake_queue(txq); } @@ -2300,7 +2300,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) { tx_pkts++; /* return full budget so NAPI will complete. */ - if (unlikely(tx_pkts > bp->tx_wake_thresh)) { + if (unlikely(tx_pkts >= bp->tx_wake_thresh)) { rx_pkts = budget; raw_cons = NEXT_RAW_CMP(raw_cons); if (budget) @@ -3431,7 +3431,7 @@ static int bnxt_init_tx_rings(struct bnxt *bp) u16 i;

bp->tx_wake_thresh = max_t(int, bp->tx_ring_size / 2, - MAX_SKB_FRAGS + 1); + BNXT_MIN_TX_DESC_CNT);

for (i = 0; i < bp->tx_nr_rings; i++) { struct bnxt_tx_ring_info *txr = &bp->tx_ring[i]; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 95d10e7bbb04..92f9f7f5240b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -611,6 +611,11 @@ struct nqe_cn { #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1) #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)

+/* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra + * BD because the first TX BD is always a long BD. + */ +#define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2) + #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 1471c9a36238..6f9196ff2ac4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -780,7 +780,7 @@ static int bnxt_set_ringparam(struct net_device *dev,

if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || - (ering->tx_pending <= MAX_SKB_FRAGS)) + (ering->tx_pending < BNXT_MIN_TX_DESC_CNT)) return -EINVAL;

if (netif_running(dev)) diff --git a/drivers/net/ethernet/cadence/macb_pci.c b/drivers/net/ethernet/cadence/macb_pci.c index 353393dea639..3593b310c325 100644 --- a/drivers/net/ethernet/cadence/macb_pci.c +++ b/drivers/net/ethernet/cadence/macb_pci.c @@ -111,9 +111,9 @@ static void macb_remove(struct pci_dev *pdev) struct platform_device *plat_dev = pci_get_drvdata(pdev); struct macb_platform_data *plat_data = dev_get_platdata(&plat_dev->dev);

- platform_device_unregister(plat_dev); clk_unregister(plat_data->pclk); clk_unregister(plat_data->hclk); + platform_device_unregister(plat_dev); }

static const struct pci_device_id dev_id_table[] = { diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index df4a858c8001..15aa3b3c0089 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -299,7 +299,7 @@ static void enetc_rx_dim_work(struct work_struct *w)

static void enetc_rx_net_dim(struct enetc_int_vector *v) { - struct dim_sample dim_sample; + struct dim_sample dim_sample = {};

v->comp_cnt++;

@@ -1320,7 +1320,6 @@ static void enetc_clear_bdrs(struct enetc_ndev_priv *priv) static int enetc_setup_irqs(struct enetc_ndev_priv *priv) { struct pci_dev *pdev = priv->si->pdev; - cpumask_t cpu_mask; int i, j, err;

for (i = 0; i < priv->bdr_int_num; i++) { @@ -1349,9 +1348,7 @@ static int enetc_setup_irqs(struct enetc_ndev_priv *priv)

enetc_wr(hw, ENETC_SIMSITRV(idx), entry); } - cpumask_clear(&cpu_mask); - cpumask_set_cpu(i % num_online_cpus(), &cpu_mask); - irq_set_affinity_hint(irq, &cpu_mask); + irq_set_affinity_hint(irq, get_cpu_mask(i % num_online_cpus())); }

return 0; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 59ec538eba1f..24357e907155 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -4377,6 +4377,24 @@ static int hclge_get_rss(struct hnae3_handle *handle, u32 *indir, return 0; }

+static int hclge_parse_rss_hfunc(struct hclge_vport *vport, const u8 hfunc, + u8 *hash_algo) +{ + switch (hfunc) { + case ETH_RSS_HASH_TOP: + *hash_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ; + return 0; + case ETH_RSS_HASH_XOR: + *hash_algo = HCLGE_RSS_HASH_ALGO_SIMPLE; + return 0; + case ETH_RSS_HASH_NO_CHANGE: + *hash_algo = vport->rss_algo; + return 0; + default: + return -EINVAL; + } +} + static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir, const u8 *key, const u8 hfunc) { @@ -4385,30 +4403,27 @@ static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir, u8 hash_algo; int ret, i;

+ ret = hclge_parse_rss_hfunc(vport, hfunc, &hash_algo); + if (ret) { + dev_err(&hdev->pdev->dev, "invalid hfunc type %u\n", hfunc); + return ret; + } + /* Set the RSS Hash Key if specififed by the user */ if (key) { - switch (hfunc) { - case ETH_RSS_HASH_TOP: - hash_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ; - break; - case ETH_RSS_HASH_XOR: - hash_algo = HCLGE_RSS_HASH_ALGO_SIMPLE; - break; - case ETH_RSS_HASH_NO_CHANGE: - hash_algo = vport->rss_algo; - break; - default: - return -EINVAL; - } - ret = hclge_set_rss_algo_key(hdev, hash_algo, key); if (ret) return ret;

/* Update the shadow RSS key with user specified qids */ memcpy(vport->rss_hash_key, key, HCLGE_RSS_KEY_SIZE); - vport->rss_algo = hash_algo; + } else { + ret = hclge_set_rss_algo_key(hdev, hash_algo, + vport->rss_hash_key); + if (ret) + return ret; } + vport->rss_algo = hash_algo;

/* Update the shadow RSS table with user specified qids */ for (i = 0; i < HCLGE_RSS_IND_TBL_SIZE; i++) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index ff9d84a7147f..5d3996767256 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -581,9 +581,17 @@ static void hclge_get_queue_id_in_pf(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req, struct hclge_respond_to_vf_msg *resp_msg) { + struct hnae3_handle *handle = &vport->nic; + struct hclge_dev *hdev = vport->back; u16 queue_id, qid_in_pf;

memcpy(&queue_id, mbx_req->msg.data, sizeof(queue_id)); + if (queue_id >= handle->kinfo.num_tqps) { + dev_err(&hdev->pdev->dev, "Invalid queue id(%u) from VF %u\n", + queue_id, mbx_req->mbx_src_vfid); + return; + } + qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id); memcpy(resp_msg->data, &qid_in_pf, sizeof(qid_in_pf)); resp_msg->len = sizeof(qid_in_pf); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index 447457cacf97..3641d7c31451 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -785,40 +785,56 @@ static int hclgevf_get_rss(struct hnae3_handle *handle, u32 *indir, u8 *key, return 0; }

+static int hclgevf_parse_rss_hfunc(struct hclgevf_dev *hdev, const u8 hfunc, + u8 *hash_algo) +{ + switch (hfunc) { + case ETH_RSS_HASH_TOP: + *hash_algo = HCLGEVF_RSS_HASH_ALGO_TOEPLITZ; + return 0; + case ETH_RSS_HASH_XOR: + *hash_algo = HCLGEVF_RSS_HASH_ALGO_SIMPLE; + return 0; + case ETH_RSS_HASH_NO_CHANGE: + *hash_algo = hdev->rss_cfg.hash_algo; + return 0; + default: + return -EINVAL; + } +} + static int hclgevf_set_rss(struct hnae3_handle *handle, const u32 *indir, const u8 *key, const u8 hfunc) { struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; + u8 hash_algo; int ret, i;

if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { + ret = hclgevf_parse_rss_hfunc(hdev, hfunc, &hash_algo); + if (ret) + return ret; + /* Set the RSS Hash Key if specififed by the user */ if (key) { - switch (hfunc) { - case ETH_RSS_HASH_TOP: - rss_cfg->hash_algo = - HCLGEVF_RSS_HASH_ALGO_TOEPLITZ; - break; - case ETH_RSS_HASH_XOR: - rss_cfg->hash_algo = - HCLGEVF_RSS_HASH_ALGO_SIMPLE; - break; - case ETH_RSS_HASH_NO_CHANGE: - break; - default: - return -EINVAL; - } - - ret = hclgevf_set_rss_algo_key(hdev, rss_cfg->hash_algo, - key); - if (ret) + ret = hclgevf_set_rss_algo_key(hdev, hash_algo, key); + if (ret) { + dev_err(&hdev->pdev->dev, + "invalid hfunc type %u\n", hfunc); return ret; + }

/* Update the shadow RSS key with user specified qids */ memcpy(rss_cfg->rss_hash_key, key, HCLGEVF_RSS_KEY_SIZE); + } else { + ret = hclgevf_set_rss_algo_key(hdev, hash_algo, + rss_cfg->rss_hash_key); + if (ret) + return ret; } + rss_cfg->hash_algo = hash_algo; }

/* update the shadow RSS table with user specified qids */ diff --git a/drivers/net/ethernet/i825xx/82596.c b/drivers/net/ethernet/i825xx/82596.c index fc8c7cd67471..8b12a5ab3818 100644 --- a/drivers/net/ethernet/i825xx/82596.c +++ b/drivers/net/ethernet/i825xx/82596.c @@ -1155,7 +1155,7 @@ struct net_device * __init i82596_probe(int unit) err = -ENODEV; goto out; } - memcpy(eth_addr, (void *) 0xfffc1f2c, ETH_ALEN); /* YUCK! Get addr from NOVRAM */ + memcpy(eth_addr, absolute_pointer(0xfffc1f2c), ETH_ALEN); /* YUCK! Get addr from NOVRAM */ dev->base_addr = MVME_I596_BASE; dev->irq = (unsigned) MVME16x_IRQ_I596; goto found; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index d8a20e83d904..8999e9ce4f08 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -372,6 +372,9 @@ mlx4_en_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb, int nhoff = skb_network_offset(skb); int ret = 0;

+ if (skb->encapsulation) + return -EPROTONOSUPPORT; + if (skb->protocol != htons(ETH_P_IP)) return -EPROTONOSUPPORT;

diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index a99861124630..68fbe536a1f3 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -1297,6 +1297,14 @@ qed_iwarp_wait_cid_map_cleared(struct qed_hwfn *p_hwfn, struct qed_bmap *bmap) prev_weight = weight;

while (weight) { + /* If the HW device is during recovery, all resources are + * immediately reset without receiving a per-cid indication + * from HW. In this case we don't expect the cid_map to be + * cleared. + */ + if (p_hwfn->cdev->recov_in_prog) + return 0; + msleep(QED_IWARP_MAX_CID_CLEAN_TIME);

weight = bitmap_weight(bmap->bitmap, bmap->max_count); diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index f16a157bb95a..cf5baa5e59bc 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -77,6 +77,14 @@ void qed_roce_stop(struct qed_hwfn *p_hwfn) * Beyond the added delay we clear the bitmap anyway. */ while (bitmap_weight(rcid_map->bitmap, rcid_map->max_count)) { + /* If the HW device is during recovery, all resources are + * immediately reset without receiving a per-cid indication + * from HW. In this case we don't expect the cid bitmap to be + * cleared. + */ + if (p_hwfn->cdev->recov_in_prog) + return; + msleep(100); if (wait_count++ > 20) { DP_NOTICE(p_hwfn, "cid bitmap wait timed out\n"); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 3134f7e669f8..6133b2fe8a78 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -226,7 +226,7 @@ static void stmmac_clk_csr_set(struct stmmac_priv *priv) priv->clk_csr = STMMAC_CSR_100_150M; else if ((clk_rate >= CSR_F_150M) && (clk_rate < CSR_F_250M)) priv->clk_csr = STMMAC_CSR_150_250M; - else if ((clk_rate >= CSR_F_250M) && (clk_rate < CSR_F_300M)) + else if ((clk_rate >= CSR_F_250M) && (clk_rate <= CSR_F_300M)) priv->clk_csr = STMMAC_CSR_250_300M; }

diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index da13683d52d1..bd0beb16d68a 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -68,9 +68,9 @@ #define SIXP_DAMA_OFF 0

/* default level 2 parameters */ -#define SIXP_TXDELAY (HZ/4) /* in 1 s */ +#define SIXP_TXDELAY 25 /* 250 ms */ #define SIXP_PERSIST 50 /* in 256ths */ -#define SIXP_SLOTTIME (HZ/10) /* in 1 s */ +#define SIXP_SLOTTIME 10 /* 100 ms */ #define SIXP_INIT_RESYNC_TIMEOUT (3*HZ/2) /* in 1 s */ #define SIXP_RESYNC_TIMEOUT 5*HZ /* in 1 s */

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 6072e87ed6c3..025c3246f339 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1493,6 +1493,32 @@ int phylink_ethtool_ksettings_set(struct phylink *pl, if (config.an_enabled && phylink_is_empty_linkmode(config.advertising)) return -EINVAL;

+ /* If this link is with an SFP, ensure that changes to advertised modes + * also cause the associated interface to be selected such that the + * link can be configured correctly. + */ + if (pl->sfp_port && pl->sfp_bus) { + config.interface = sfp_select_interface(pl->sfp_bus, + config.advertising); + if (config.interface == PHY_INTERFACE_MODE_NA) { + phylink_err(pl, + "selection of interface failed, advertisement %*pb\n", + __ETHTOOL_LINK_MODE_MASK_NBITS, + config.advertising); + return -EINVAL; + } + + /* Revalidate with the selected interface */ + linkmode_copy(support, pl->supported); + if (phylink_validate(pl, support, &config)) { + phylink_err(pl, "validation of %s/%s with support %*pb failed\n", + phylink_an_mode_str(pl->cur_link_an_mode), + phy_modes(config.interface), + __ETHTOOL_LINK_MODE_MASK_NBITS, support); + return -EINVAL; + } + } + mutex_lock(&pl->state_mutex); pl->link_config.speed = config.speed; pl->link_config.duplex = config.duplex; @@ -2072,7 +2098,9 @@ static int phylink_sfp_config(struct phylink *pl, u8 mode, if (phy_interface_mode_is_8023z(iface) && pl->phydev) return -EINVAL;

- changed = !linkmode_equal(pl->supported, support); + changed = !linkmode_equal(pl->supported, support) || + !linkmode_equal(pl->link_config.advertising, + config.advertising); if (changed) { linkmode_copy(pl->supported, support); linkmode_copy(pl->link_config.advertising, config.advertising); diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index f269337c82c5..df8d4c1e5be7 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2721,14 +2721,14 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface,

serial = kzalloc(sizeof(*serial), GFP_KERNEL); if (!serial) - goto exit; + goto err_free_dev;

hso_dev->port_data.dev_serial = serial; serial->parent = hso_dev;

if (hso_serial_common_create (serial, 1, CTRL_URB_RX_SIZE, CTRL_URB_TX_SIZE)) - goto exit; + goto err_free_serial;

serial->tx_data_length--; serial->write_data = hso_mux_serial_write_data; @@ -2744,11 +2744,9 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface, /* done, return it */ return hso_dev;

-exit: - if (serial) { - tty_unregister_device(tty_drv, serial->minor); - kfree(serial); - } +err_free_serial: + kfree(serial); +err_free_dev: kfree(hso_dev); return NULL;

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 5a9b2f1b1418..bbc3efef5027 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -13,7 +13,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/backing-dev.h> -#include <linux/list_sort.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/pr.h> @@ -3801,14 +3800,6 @@ static int nvme_init_ns_head(struct nvme_ns *ns, unsigned nsid, return ret; }

-static int ns_cmp(void *priv, struct list_head *a, struct list_head *b) -{ - struct nvme_ns *nsa = container_of(a, struct nvme_ns, list); - struct nvme_ns *nsb = container_of(b, struct nvme_ns, list); - - return nsa->head->ns_id - nsb->head->ns_id; -} - struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl, unsigned nsid) { struct nvme_ns *ns, *ret = NULL; @@ -3829,6 +3820,22 @@ struct nvme_ns *nvme_find_get_ns(struct nvme_ctrl *ctrl, unsigned nsid) } EXPORT_SYMBOL_NS_GPL(nvme_find_get_ns, NVME_TARGET_PASSTHRU);

+/* + * Add the namespace to the controller list while keeping the list ordered. + */ +static void nvme_ns_add_to_ctrl_list(struct nvme_ns *ns) +{ + struct nvme_ns *tmp; + + list_for_each_entry_reverse(tmp, &ns->ctrl->namespaces, list) { + if (tmp->head->ns_id < ns->head->ns_id) { + list_add(&ns->list, &tmp->list); + return; + } + } + list_add(&ns->list, &ns->ctrl->namespaces); +} + static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid, struct nvme_ns_ids *ids) { @@ -3888,9 +3895,8 @@ static void nvme_alloc_ns(struct nvme_ctrl *ctrl, unsigned nsid, }

down_write(&ctrl->namespaces_rwsem); - list_add_tail(&ns->list, &ctrl->namespaces); + nvme_ns_add_to_ctrl_list(ns); up_write(&ctrl->namespaces_rwsem); - nvme_get_ctrl(ctrl);

device_add_disk(ctrl->device, ns->disk, nvme_ns_id_attr_groups); @@ -4159,10 +4165,6 @@ static void nvme_scan_work(struct work_struct *work) if (nvme_scan_ns_list(ctrl) != 0) nvme_scan_ns_sequential(ctrl); mutex_unlock(&ctrl->scan_lock); - - down_write(&ctrl->namespaces_rwsem); - list_sort(NULL, &ctrl->namespaces, ns_cmp); - up_write(&ctrl->namespaces_rwsem); }

/* diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 2747efc03825..46a1e24ba6f4 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -509,14 +509,17 @@ static int nvme_update_ana_state(struct nvme_ctrl *ctrl,

down_read(&ctrl->namespaces_rwsem); list_for_each_entry(ns, &ctrl->namespaces, list) { - unsigned nsid = le32_to_cpu(desc->nsids[n]); - + unsigned nsid; +again: + nsid = le32_to_cpu(desc->nsids[n]); if (ns->head->ns_id < nsid) continue; if (ns->head->ns_id == nsid) nvme_update_ns_ana_state(desc, ns); if (++n == nr_nsids) break; + if (ns->head->ns_id > nsid) + goto again; } up_read(&ctrl->namespaces_rwsem); return 0; diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 9c356be7f016..51f4647ea214 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -655,8 +655,8 @@ static void nvme_rdma_free_queue(struct nvme_rdma_queue *queue) if (!test_and_clear_bit(NVME_RDMA_Q_ALLOCATED, &queue->flags)) return;

- nvme_rdma_destroy_queue_ib(queue); rdma_destroy_id(queue->cm_id); + nvme_rdma_destroy_queue_ib(queue); mutex_destroy(&queue->queue_lock); }

@@ -1823,14 +1823,10 @@ static int nvme_rdma_conn_established(struct nvme_rdma_queue *queue) for (i = 0; i < queue->queue_size; i++) { ret = nvme_rdma_post_recv(queue, &queue->rsp_ring[i]); if (ret) - goto out_destroy_queue_ib; + return ret; }

return 0; - -out_destroy_queue_ib: - nvme_rdma_destroy_queue_ib(queue); - return ret; }

static int nvme_rdma_conn_rejected(struct nvme_rdma_queue *queue, @@ -1924,14 +1920,10 @@ static int nvme_rdma_route_resolved(struct nvme_rdma_queue *queue) if (ret) { dev_err(ctrl->ctrl.device, "rdma_connect_locked failed (%d).\n", ret); - goto out_destroy_queue_ib; + return ret; }

return 0; - -out_destroy_queue_ib: - nvme_rdma_destroy_queue_ib(queue); - return ret; }

static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id, @@ -1962,8 +1954,6 @@ static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id, case RDMA_CM_EVENT_ROUTE_ERROR: case RDMA_CM_EVENT_CONNECT_ERROR: case RDMA_CM_EVENT_UNREACHABLE: - nvme_rdma_destroy_queue_ib(queue); - fallthrough; case RDMA_CM_EVENT_ADDR_ERROR: dev_dbg(queue->ctrl->ctrl.device, "CM error event %d\n", ev->event); diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index a6b3b0762763..05ad6bee085c 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -611,7 +611,7 @@ static int nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req, cpu_to_le32(data->hdr.hlen + hdgst + req->pdu_len + ddgst); data->ttag = pdu->ttag; data->command_id = nvme_cid(rq); - data->data_offset = cpu_to_le32(req->data_sent); + data->data_offset = pdu->r2t_offset; data->data_length = cpu_to_le32(req->pdu_len); return 0; } @@ -937,7 +937,15 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) nvme_tcp_ddgst_update(queue->snd_hash, page, offset, ret);

- /* fully successful last write*/ + /* + * update the request iterator except for the last payload send + * in the request where we don't want to modify it as we may + * compete with the RX path completing the request. + */ + if (req->data_sent + ret < req->data_len) + nvme_tcp_advance_req(req, ret); + + /* fully successful last send in current PDU */ if (last && ret == len) { if (queue->data_digest) { nvme_tcp_ddgst_final(queue->snd_hash, @@ -949,7 +957,6 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) } return 1; } - nvme_tcp_advance_req(req, ret); } return -EAGAIN; } diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c index a40ed9e12b4b..fb96d37a135c 100644 --- a/drivers/pci/controller/cadence/pcie-cadence-host.c +++ b/drivers/pci/controller/cadence/pcie-cadence-host.c @@ -345,7 +345,8 @@ static int cdns_pcie_host_bar_config(struct cdns_pcie_rc *rc, return 0; }

-static int cdns_pcie_host_dma_ranges_cmp(void *priv, struct list_head *a, struct list_head *b) +static int cdns_pcie_host_dma_ranges_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct resource_entry *entry1, *entry2;

diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c index f175cff39b46..4f1a29ede576 100644 --- a/drivers/pci/controller/pci-aardvark.c +++ b/drivers/pci/controller/pci-aardvark.c @@ -214,7 +214,7 @@ (PCIE_CONF_BUS(bus) | PCIE_CONF_DEV(PCI_SLOT(devfn)) | \ PCIE_CONF_FUNC(PCI_FUNC(devfn)) | PCIE_CONF_REG(where))

-#define PIO_RETRY_CNT 500 +#define PIO_RETRY_CNT 750000 /* 1.5 s */ #define PIO_RETRY_DELAY 2 /* 2 us*/

#define LINK_WAIT_MAX_RETRIES 10 diff --git a/drivers/platform/x86/intel_punit_ipc.c b/drivers/platform/x86/intel_punit_ipc.c index f58b8543f6ac..66bb39fd0ef9 100644 --- a/drivers/platform/x86/intel_punit_ipc.c +++ b/drivers/platform/x86/intel_punit_ipc.c @@ -8,7 +8,6 @@ * which provide mailbox interface for power management usage. */

-#include <linux/acpi.h> #include <linux/bitops.h> #include <linux/delay.h> #include <linux/device.h> @@ -319,7 +318,7 @@ static struct platform_driver intel_punit_ipc_driver = { .remove = intel_punit_ipc_remove, .driver = { .name = "intel_punit_ipc", - .acpi_match_table = ACPI_PTR(punit_ipc_acpi_ids), + .acpi_match_table = punit_ipc_acpi_ids, }, };

diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 4d51c4ace8ea..7b0155b0e99e 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -210,6 +210,9 @@ static void qeth_clear_working_pool_list(struct qeth_card *card) &card->qdio.in_buf_pool.entry_list, list) list_del(&pool_entry->list);

+ if (!queue) + return; + for (i = 0; i < ARRAY_SIZE(queue->bufs); i++) queue->bufs[i].pool_entry = NULL; } diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index bdea2867516c..2c59a5bf3539 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -6005,7 +6005,8 @@ lpfc_sg_seg_cnt_show(struct device *dev, struct device_attribute *attr, len = scnprintf(buf, PAGE_SIZE, "SGL sz: %d total SGEs: %d\n", phba->cfg_sg_dma_buf_size, phba->cfg_total_seg_cnt);

- len += scnprintf(buf + len, PAGE_SIZE, "Cfg: %d SCSI: %d NVME: %d\n", + len += scnprintf(buf + len, PAGE_SIZE - len, + "Cfg: %d SCSI: %d NVME: %d\n", phba->cfg_sg_seg_cnt, phba->cfg_scsi_seg_cnt, phba->cfg_nvme_seg_cnt); return len; diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 6faf34fa6220..b7aac3116f2d 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -6934,7 +6934,8 @@ qla2x00_abort_isp(scsi_qla_host_t *vha) return 0; break; case QLA2XXX_INI_MODE_DUAL: - if (!qla_dual_mode_enabled(vha)) + if (!qla_dual_mode_enabled(vha) && + !qla_ini_mode_enabled(vha)) return 0; break; case QLA2XXX_INI_MODE_ENABLED: diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index ac07a9ef3578..41772b88610a 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -442,9 +442,7 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj, struct iscsi_transport *t = iface->transport; int param = -1;

- if (attr == &dev_attr_iface_enabled.attr) - param = ISCSI_NET_PARAM_IFACE_ENABLE; - else if (attr == &dev_attr_iface_def_taskmgmt_tmo.attr) + if (attr == &dev_attr_iface_def_taskmgmt_tmo.attr) param = ISCSI_IFACE_PARAM_DEF_TASKMGMT_TMO; else if (attr == &dev_attr_iface_header_digest.attr) param = ISCSI_IFACE_PARAM_HDRDGST_EN; @@ -484,7 +482,9 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj, if (param != -1) return t->attr_is_visible(ISCSI_IFACE_PARAM, param);

- if (attr == &dev_attr_iface_vlan_id.attr) + if (attr == &dev_attr_iface_enabled.attr) + param = ISCSI_NET_PARAM_IFACE_ENABLE; + else if (attr == &dev_attr_iface_vlan_id.attr) param = ISCSI_NET_PARAM_VLAN_ID; else if (attr == &dev_attr_iface_vlan_priority.attr) param = ISCSI_NET_PARAM_VLAN_PRIORITY; diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c index 87a7274e4632..01088f333dbc 100644 --- a/drivers/scsi/sd_zbc.c +++ b/drivers/scsi/sd_zbc.c @@ -155,8 +155,8 @@ static void *sd_zbc_alloc_report_buffer(struct scsi_disk *sdkp,

/* * Report zone buffer size should be at most 64B times the number of - * zones requested plus the 64B reply header, but should be at least - * SECTOR_SIZE for ATA devices. + * zones requested plus the 64B reply header, but should be aligned + * to SECTOR_SIZE for ATA devices. * Make sure that this size does not exceed the hardware capabilities. * Furthermore, since the report zone command cannot be split, make * sure that the allocated buffer can always be mapped by limiting the @@ -175,7 +175,7 @@ static void *sd_zbc_alloc_report_buffer(struct scsi_disk *sdkp, *buflen = bufsize; return buf; } - bufsize >>= 1; + bufsize = rounddown(bufsize >> 1, SECTOR_SIZE); }

return NULL; diff --git a/drivers/spi/spi-loopback-test.c b/drivers/spi/spi-loopback-test.c index 89b91cdfb2a5..4d4f77a186a9 100644 --- a/drivers/spi/spi-loopback-test.c +++ b/drivers/spi/spi-loopback-test.c @@ -454,7 +454,8 @@ struct rx_ranges { u8 *end; };

-static int rx_ranges_cmp(void *priv, struct list_head *a, struct list_head *b) +static int rx_ranges_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct rx_ranges *rx_a = list_entry(a, struct rx_ranges, list); struct rx_ranges *rx_b = list_entry(b, struct rx_ranges, list); diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index f7c832fd4003..669fc4286231 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1201,7 +1201,7 @@ static int tegra_slink_resume(struct device *dev) } #endif

-static int tegra_slink_runtime_suspend(struct device *dev) +static int __maybe_unused tegra_slink_runtime_suspend(struct device *dev) { struct spi_master *master = dev_get_drvdata(dev); struct tegra_slink_data *tspi = spi_master_get_devdata(master); @@ -1213,7 +1213,7 @@ static int tegra_slink_runtime_suspend(struct device *dev) return 0; }

-static int tegra_slink_runtime_resume(struct device *dev) +static int __maybe_unused tegra_slink_runtime_resume(struct device *dev) { struct spi_master *master = dev_get_drvdata(dev); struct tegra_slink_data *tspi = spi_master_get_devdata(master); diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c index 80d74cce2a01..9858fae816f7 100644 --- a/drivers/staging/comedi/comedi_fops.c +++ b/drivers/staging/comedi/comedi_fops.c @@ -3090,6 +3090,7 @@ static int compat_insnlist(struct file *file, unsigned long arg) mutex_lock(&dev->mutex); rc = do_insnlist_ioctl(dev, insns, insnlist32.n_insns, file); mutex_unlock(&dev->mutex); + kfree(insns); return rc; }

diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c index a520f7f213db..edaa83a693d2 100644 --- a/drivers/staging/greybus/uart.c +++ b/drivers/staging/greybus/uart.c @@ -778,6 +778,17 @@ static void gb_tty_port_shutdown(struct tty_port *port) gbphy_runtime_put_autosuspend(gb_tty->gbphy_dev); }

+static void gb_tty_port_destruct(struct tty_port *port) +{ + struct gb_tty *gb_tty = container_of(port, struct gb_tty, port); + + if (gb_tty->minor != GB_NUM_MINORS) + release_minor(gb_tty); + kfifo_free(&gb_tty->write_fifo); + kfree(gb_tty->buffer); + kfree(gb_tty); +} + static const struct tty_operations gb_ops = { .install = gb_tty_install, .open = gb_tty_open, @@ -803,6 +814,7 @@ static const struct tty_port_operations gb_port_ops = { .dtr_rts = gb_tty_dtr_rts, .activate = gb_tty_port_activate, .shutdown = gb_tty_port_shutdown, + .destruct = gb_tty_port_destruct, };

static int gb_uart_probe(struct gbphy_device *gbphy_dev, @@ -815,17 +827,11 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev, int retval; int minor;

- gb_tty = kzalloc(sizeof(*gb_tty), GFP_KERNEL); - if (!gb_tty) - return -ENOMEM; - connection = gb_connection_create(gbphy_dev->bundle, le16_to_cpu(gbphy_dev->cport_desc->id), gb_uart_request_handler); - if (IS_ERR(connection)) { - retval = PTR_ERR(connection); - goto exit_tty_free; - } + if (IS_ERR(connection)) + return PTR_ERR(connection);

max_payload = gb_operation_get_payload_size_max(connection); if (max_payload < sizeof(struct gb_uart_send_data_request)) { @@ -833,13 +839,23 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev, goto exit_connection_destroy; }

+ gb_tty = kzalloc(sizeof(*gb_tty), GFP_KERNEL); + if (!gb_tty) { + retval = -ENOMEM; + goto exit_connection_destroy; + } + + tty_port_init(&gb_tty->port); + gb_tty->port.ops = &gb_port_ops; + gb_tty->minor = GB_NUM_MINORS; + gb_tty->buffer_payload_max = max_payload - sizeof(struct gb_uart_send_data_request);

gb_tty->buffer = kzalloc(gb_tty->buffer_payload_max, GFP_KERNEL); if (!gb_tty->buffer) { retval = -ENOMEM; - goto exit_connection_destroy; + goto exit_put_port; }

INIT_WORK(&gb_tty->tx_work, gb_uart_tx_write_work); @@ -847,7 +863,7 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev, retval = kfifo_alloc(&gb_tty->write_fifo, GB_UART_WRITE_FIFO_SIZE, GFP_KERNEL); if (retval) - goto exit_buf_free; + goto exit_put_port;

gb_tty->credits = GB_UART_FIRMWARE_CREDITS; init_completion(&gb_tty->credits_complete); @@ -861,7 +877,7 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev, } else { retval = minor; } - goto exit_kfifo_free; + goto exit_put_port; }

gb_tty->minor = minor; @@ -870,9 +886,6 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev, init_waitqueue_head(&gb_tty->wioctl); mutex_init(&gb_tty->mutex);

- tty_port_init(&gb_tty->port); - gb_tty->port.ops = &gb_port_ops; - gb_tty->connection = connection; gb_tty->gbphy_dev = gbphy_dev; gb_connection_set_data(connection, gb_tty); @@ -880,7 +893,7 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev,

retval = gb_connection_enable_tx(connection); if (retval) - goto exit_release_minor; + goto exit_put_port;

send_control(gb_tty, gb_tty->ctrlout);

@@ -907,16 +920,10 @@ static int gb_uart_probe(struct gbphy_device *gbphy_dev,

exit_connection_disable: gb_connection_disable(connection); -exit_release_minor: - release_minor(gb_tty); -exit_kfifo_free: - kfifo_free(&gb_tty->write_fifo); -exit_buf_free: - kfree(gb_tty->buffer); +exit_put_port: + tty_port_put(&gb_tty->port); exit_connection_destroy: gb_connection_destroy(connection); -exit_tty_free: - kfree(gb_tty);

return retval; } @@ -947,15 +954,10 @@ static void gb_uart_remove(struct gbphy_device *gbphy_dev) gb_connection_disable_rx(connection); tty_unregister_device(gb_tty_driver, gb_tty->minor);

- /* FIXME - free transmit / receive buffers */ - gb_connection_disable(connection); - tty_port_destroy(&gb_tty->port); gb_connection_destroy(connection); - release_minor(gb_tty); - kfifo_free(&gb_tty->write_fifo); - kfree(gb_tty->buffer); - kfree(gb_tty); + + tty_port_put(&gb_tty->port); }

static int gb_tty_init(void) diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index f04352285155..56ae882fb7b3 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -1110,20 +1110,24 @@ static ssize_t alua_support_store(struct config_item *item, { struct se_dev_attrib *da = to_attrib(item); struct se_device *dev = da->da_dev; - bool flag; + bool flag, oldflag; int ret;

+ ret = strtobool(page, &flag); + if (ret < 0) + return ret; + + oldflag = !(dev->transport_flags & TRANSPORT_FLAG_PASSTHROUGH_ALUA); + if (flag == oldflag) + return count; + if (!(dev->transport->transport_flags_changeable & TRANSPORT_FLAG_PASSTHROUGH_ALUA)) { pr_err("dev[%p]: Unable to change SE Device alua_support:" " alua_support has fixed value\n", dev); - return -EINVAL; + return -ENOSYS; }

- ret = strtobool(page, &flag); - if (ret < 0) - return ret; - if (flag) dev->transport_flags &= ~TRANSPORT_FLAG_PASSTHROUGH_ALUA; else @@ -1145,20 +1149,24 @@ static ssize_t pgr_support_store(struct config_item *item, { struct se_dev_attrib *da = to_attrib(item); struct se_device *dev = da->da_dev; - bool flag; + bool flag, oldflag; int ret;

+ ret = strtobool(page, &flag); + if (ret < 0) + return ret; + + oldflag = !(dev->transport_flags & TRANSPORT_FLAG_PASSTHROUGH_PGR); + if (flag == oldflag) + return count; + if (!(dev->transport->transport_flags_changeable & TRANSPORT_FLAG_PASSTHROUGH_PGR)) { pr_err("dev[%p]: Unable to change SE Device pgr_support:" " pgr_support has fixed value\n", dev); - return -EINVAL; + return -ENOSYS; }

- ret = strtobool(page, &flag); - if (ret < 0) - return ret; - if (flag) dev->transport_flags &= ~TRANSPORT_FLAG_PASSTHROUGH_PGR; else diff --git a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c index 74158fa660dd..f5204f96fe72 100644 --- a/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c +++ b/drivers/thermal/intel/int340x_thermal/processor_thermal_device.c @@ -185,7 +185,7 @@ static int tcc_offset_update(unsigned int tcc) return 0; }

-static unsigned int tcc_offset_save; +static int tcc_offset_save = -1;

static ssize_t tcc_offset_degree_celsius_store(struct device *dev, struct device_attribute *attr, const char *buf, @@ -709,7 +709,8 @@ static int proc_thermal_resume(struct device *dev) proc_dev = dev_get_drvdata(dev); proc_thermal_read_ppcc(proc_dev);

- tcc_offset_update(tcc_offset_save); + if (tcc_offset_save >= 0) + tcc_offset_update(tcc_offset_save);

return 0; } diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index e669f83faa3c..17de8a9b991e 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -224,15 +224,14 @@ int thermal_build_list_of_policies(char *buf) { struct thermal_governor *pos; ssize_t count = 0; - ssize_t size = PAGE_SIZE;

mutex_lock(&thermal_governor_lock);

list_for_each_entry(pos, &thermal_governor_list, governor_list) { - size = PAGE_SIZE - count; - count += scnprintf(buf + count, size, "%s ", pos->name); + count += scnprintf(buf + count, PAGE_SIZE - count, "%s ", + pos->name); } - count += scnprintf(buf + count, size, "\n"); + count += scnprintf(buf + count, PAGE_SIZE - count, "\n");

mutex_unlock(&thermal_governor_lock);

diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index efe4cf32add2..537bee8d2258 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -106,7 +106,7 @@ #define UART_OMAP_EFR2_TIMEOUT_BEHAVE BIT(6)

/* RX FIFO occupancy indicator */ -#define UART_OMAP_RX_LVL 0x64 +#define UART_OMAP_RX_LVL 0x19

struct omap8250_priv { int line; diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c index 1e26220c7852..34ff2181afd1 100644 --- a/drivers/tty/serial/mvebu-uart.c +++ b/drivers/tty/serial/mvebu-uart.c @@ -164,7 +164,7 @@ static unsigned int mvebu_uart_tx_empty(struct uart_port *port) st = readl(port->membase + UART_STAT); spin_unlock_irqrestore(&port->lock, flags);

- return (st & STAT_TX_FIFO_EMP) ? TIOCSER_TEMT : 0; + return (st & STAT_TX_EMP) ? TIOCSER_TEMT : 0; }

static unsigned int mvebu_uart_get_mctrl(struct uart_port *port) diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c index afa4cc52e48d..1a0c7beec101 100644 --- a/drivers/tty/synclink_gt.c +++ b/drivers/tty/synclink_gt.c @@ -137,37 +137,14 @@ MODULE_PARM_DESC(maxframe, "Maximum frame size used by device (4096 to 65535)"); */ static struct tty_driver *serial_driver;

-static int open(struct tty_struct *tty, struct file * filp); -static void close(struct tty_struct *tty, struct file * filp); -static void hangup(struct tty_struct *tty); -static void set_termios(struct tty_struct *tty, struct ktermios *old_termios); - -static int write(struct tty_struct *tty, const unsigned char *buf, int count); -static int put_char(struct tty_struct *tty, unsigned char ch); -static void send_xchar(struct tty_struct *tty, char ch); static void wait_until_sent(struct tty_struct *tty, int timeout); -static int write_room(struct tty_struct *tty); -static void flush_chars(struct tty_struct *tty); static void flush_buffer(struct tty_struct *tty); -static void tx_hold(struct tty_struct *tty); static void tx_release(struct tty_struct *tty);

-static int ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg); -static int chars_in_buffer(struct tty_struct *tty); -static void throttle(struct tty_struct * tty); -static void unthrottle(struct tty_struct * tty); -static int set_break(struct tty_struct *tty, int break_state); - /* - * generic HDLC support and callbacks + * generic HDLC support */ -#if SYNCLINK_GENERIC_HDLC #define dev_to_port(D) (dev_to_hdlc(D)->priv) -static void hdlcdev_tx_done(struct slgt_info *info); -static void hdlcdev_rx(struct slgt_info *info, char *buf, int size); -static int hdlcdev_init(struct slgt_info *info); -static void hdlcdev_exit(struct slgt_info *info); -#endif

/* @@ -186,9 +163,6 @@ struct cond_wait { wait_queue_entry_t wait; unsigned int data; }; -static void init_cond_wait(struct cond_wait *w, unsigned int data); -static void add_cond_wait(struct cond_wait **head, struct cond_wait *w); -static void remove_cond_wait(struct cond_wait **head, struct cond_wait *w); static void flush_cond_wait(struct cond_wait **head);

/* @@ -443,12 +417,8 @@ static void shutdown(struct slgt_info *info); static void program_hw(struct slgt_info *info); static void change_params(struct slgt_info *info);

-static int register_test(struct slgt_info *info); -static int irq_test(struct slgt_info *info); -static int loopback_test(struct slgt_info *info); static int adapter_test(struct slgt_info *info);

-static void reset_adapter(struct slgt_info *info); static void reset_port(struct slgt_info *info); static void async_mode(struct slgt_info *info); static void sync_mode(struct slgt_info *info); @@ -457,41 +427,23 @@ static void rx_stop(struct slgt_info *info); static void rx_start(struct slgt_info *info); static void reset_rbufs(struct slgt_info *info); static void free_rbufs(struct slgt_info *info, unsigned int first, unsigned int last); -static void rdma_reset(struct slgt_info *info); static bool rx_get_frame(struct slgt_info *info); static bool rx_get_buf(struct slgt_info *info);

static void tx_start(struct slgt_info *info); static void tx_stop(struct slgt_info *info); static void tx_set_idle(struct slgt_info *info); -static unsigned int free_tbuf_count(struct slgt_info *info); static unsigned int tbuf_bytes(struct slgt_info *info); static void reset_tbufs(struct slgt_info *info); static void tdma_reset(struct slgt_info *info); static bool tx_load(struct slgt_info *info, const char *buf, unsigned int count);

-static void get_signals(struct slgt_info *info); -static void set_signals(struct slgt_info *info); -static void enable_loopback(struct slgt_info *info); +static void get_gtsignals(struct slgt_info *info); +static void set_gtsignals(struct slgt_info *info); static void set_rate(struct slgt_info *info, u32 data_rate);

-static int bh_action(struct slgt_info *info); -static void bh_handler(struct work_struct *work); static void bh_transmit(struct slgt_info *info); -static void isr_serial(struct slgt_info *info); -static void isr_rdma(struct slgt_info *info); static void isr_txeom(struct slgt_info *info, unsigned short status); -static void isr_tdma(struct slgt_info *info); - -static int alloc_dma_bufs(struct slgt_info *info); -static void free_dma_bufs(struct slgt_info *info); -static int alloc_desc(struct slgt_info *info); -static void free_desc(struct slgt_info *info); -static int alloc_bufs(struct slgt_info *info, struct slgt_desc *bufs, int count); -static void free_bufs(struct slgt_info *info, struct slgt_desc *bufs, int count); - -static int alloc_tmp_rbuf(struct slgt_info *info); -static void free_tmp_rbuf(struct slgt_info *info);

static void tx_timeout(struct timer_list *t); static void rx_timeout(struct timer_list *t); @@ -509,10 +461,6 @@ static int tx_abort(struct slgt_info *info); static int rx_enable(struct slgt_info *info, int enable); static int modem_input_wait(struct slgt_info *info,int arg); static int wait_mgsl_event(struct slgt_info *info, int __user *mask_ptr); -static int tiocmget(struct tty_struct *tty); -static int tiocmset(struct tty_struct *tty, - unsigned int set, unsigned int clear); -static int set_break(struct tty_struct *tty, int break_state); static int get_interface(struct slgt_info *info, int __user *if_mode); static int set_interface(struct slgt_info *info, int if_mode); static int set_gpio(struct slgt_info *info, struct gpio_desc __user *gpio); @@ -526,9 +474,6 @@ static int set_xctrl(struct slgt_info *info, int if_mode); /* * driver functions */ -static void add_device(struct slgt_info *info); -static void device_init(int adapter_num, struct pci_dev *pdev); -static int claim_resources(struct slgt_info *info); static void release_resources(struct slgt_info *info);

/* @@ -776,7 +721,7 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios) if ((old_termios->c_cflag & CBAUD) && !C_BAUD(tty)) { info->signals &= ~(SerialSignal_RTS | SerialSignal_DTR); spin_lock_irqsave(&info->lock,flags); - set_signals(info); + set_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); }

@@ -786,7 +731,7 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios) if (!C_CRTSCTS(tty) || !tty_throttled(tty)) info->signals |= SerialSignal_RTS; spin_lock_irqsave(&info->lock,flags); - set_signals(info); + set_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); }

@@ -1237,7 +1182,7 @@ static inline void line_info(struct seq_file *m, struct slgt_info *info)

/* output current serial signal states */ spin_lock_irqsave(&info->lock,flags); - get_signals(info); + get_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags);

stat_buf[0] = 0; @@ -1337,7 +1282,7 @@ static void throttle(struct tty_struct * tty) if (C_CRTSCTS(tty)) { spin_lock_irqsave(&info->lock,flags); info->signals &= ~SerialSignal_RTS; - set_signals(info); + set_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); } } @@ -1362,7 +1307,7 @@ static void unthrottle(struct tty_struct * tty) if (C_CRTSCTS(tty)) { spin_lock_irqsave(&info->lock,flags); info->signals |= SerialSignal_RTS; - set_signals(info); + set_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); } } @@ -1533,7 +1478,7 @@ static int hdlcdev_open(struct net_device *dev)

/* inform generic HDLC layer of current DCD status */ spin_lock_irqsave(&info->lock, flags); - get_signals(info); + get_gtsignals(info); spin_unlock_irqrestore(&info->lock, flags); if (info->signals & SerialSignal_DCD) netif_carrier_on(dev); @@ -2287,7 +2232,7 @@ static void isr_txeom(struct slgt_info *info, unsigned short status) if (info->params.mode != MGSL_MODE_ASYNC && info->drop_rts_on_tx_done) { info->signals &= ~SerialSignal_RTS; info->drop_rts_on_tx_done = false; - set_signals(info); + set_gtsignals(info); }

#if SYNCLINK_GENERIC_HDLC @@ -2452,7 +2397,7 @@ static void shutdown(struct slgt_info *info)

if (!info->port.tty || info->port.tty->termios.c_cflag & HUPCL) { info->signals &= ~(SerialSignal_RTS | SerialSignal_DTR); - set_signals(info); + set_gtsignals(info); }

flush_cond_wait(&info->gpio_wait_q); @@ -2480,7 +2425,7 @@ static void program_hw(struct slgt_info *info) else async_mode(info);

- set_signals(info); + set_gtsignals(info);

info->dcd_chkcount = 0; info->cts_chkcount = 0; @@ -2488,7 +2433,7 @@ static void program_hw(struct slgt_info *info) info->dsr_chkcount = 0;

slgt_irq_on(info, IRQ_DCD | IRQ_CTS | IRQ_DSR | IRQ_RI); - get_signals(info); + get_gtsignals(info);

if (info->netcount || (info->port.tty && info->port.tty->termios.c_cflag & CREAD)) @@ -2732,7 +2677,7 @@ static int wait_mgsl_event(struct slgt_info *info, int __user *mask_ptr) spin_lock_irqsave(&info->lock,flags);

/* return immediately if state matches requested events */ - get_signals(info); + get_gtsignals(info); s = info->signals;

events = mask & @@ -3150,7 +3095,7 @@ static int tiocmget(struct tty_struct *tty) unsigned long flags;

spin_lock_irqsave(&info->lock,flags); - get_signals(info); + get_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags);

result = ((info->signals & SerialSignal_RTS) ? TIOCM_RTS:0) + @@ -3189,7 +3134,7 @@ static int tiocmset(struct tty_struct *tty, info->signals &= ~SerialSignal_DTR;

spin_lock_irqsave(&info->lock,flags); - set_signals(info); + set_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); return 0; } @@ -3200,7 +3145,7 @@ static int carrier_raised(struct tty_port *port) struct slgt_info *info = container_of(port, struct slgt_info, port);

spin_lock_irqsave(&info->lock,flags); - get_signals(info); + get_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); return (info->signals & SerialSignal_DCD) ? 1 : 0; } @@ -3215,7 +3160,7 @@ static void dtr_rts(struct tty_port *port, int on) info->signals |= SerialSignal_RTS | SerialSignal_DTR; else info->signals &= ~(SerialSignal_RTS | SerialSignal_DTR); - set_signals(info); + set_gtsignals(info); spin_unlock_irqrestore(&info->lock,flags); }

@@ -4018,10 +3963,10 @@ static void tx_start(struct slgt_info *info)

if (info->params.mode != MGSL_MODE_ASYNC) { if (info->params.flags & HDLC_FLAG_AUTO_RTS) { - get_signals(info); + get_gtsignals(info); if (!(info->signals & SerialSignal_RTS)) { info->signals |= SerialSignal_RTS; - set_signals(info); + set_gtsignals(info); info->drop_rts_on_tx_done = true; } } @@ -4075,7 +4020,7 @@ static void reset_port(struct slgt_info *info) rx_stop(info);

info->signals &= ~(SerialSignal_RTS | SerialSignal_DTR); - set_signals(info); + set_gtsignals(info);

slgt_irq_off(info, IRQ_ALL | IRQ_MASTER); } @@ -4497,7 +4442,7 @@ static void tx_set_idle(struct slgt_info *info) /* * get state of V24 status (input) signals */ -static void get_signals(struct slgt_info *info) +static void get_gtsignals(struct slgt_info *info) { unsigned short status = rd_reg16(info, SSR);

@@ -4559,7 +4504,7 @@ static void msc_set_vcr(struct slgt_info *info) /* * set state of V24 control (output) signals */ -static void set_signals(struct slgt_info *info) +static void set_gtsignals(struct slgt_info *info) { unsigned char val = rd_reg8(info, VCR); if (info->signals & SerialSignal_DTR) diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index df5b2d1e214f..7748b1335558 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -726,7 +726,8 @@ static void acm_port_destruct(struct tty_port *port) { struct acm *acm = container_of(port, struct acm, port);

- acm_release_minor(acm); + if (acm->minor != ACM_MINOR_INVALID) + acm_release_minor(acm); usb_put_intf(acm->control); kfree(acm->country_codes); kfree(acm); @@ -1343,8 +1344,10 @@ static int acm_probe(struct usb_interface *intf, usb_get_intf(acm->control); /* undone in destruct() */

minor = acm_alloc_minor(acm); - if (minor < 0) + if (minor < 0) { + acm->minor = ACM_MINOR_INVALID; goto alloc_fail1; + }

acm->minor = minor; acm->dev = usb_dev; diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h index 8aef5eb769a0..3aa7f0a3ad71 100644 --- a/drivers/usb/class/cdc-acm.h +++ b/drivers/usb/class/cdc-acm.h @@ -22,6 +22,8 @@ #define ACM_TTY_MAJOR 166 #define ACM_TTY_MINORS 256

+#define ACM_MINOR_INVALID ACM_TTY_MINORS + /* * Requests. */ diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 99908d8d2dd3..4bbf3316a9a5 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -2640,6 +2640,7 @@ int usb_add_hcd(struct usb_hcd *hcd, { int retval; struct usb_device *rhdev; + struct usb_hcd *shared_hcd;

if (!hcd->skip_phy_initialization && usb_hcd_is_primary_hcd(hcd)) { hcd->phy_roothub = usb_phy_roothub_alloc(hcd->self.sysdev); @@ -2796,13 +2797,26 @@ int usb_add_hcd(struct usb_hcd *hcd, goto err_hcd_driver_start; }

+ /* starting here, usbcore will pay attention to the shared HCD roothub */ + shared_hcd = hcd->shared_hcd; + if (!usb_hcd_is_primary_hcd(hcd) && shared_hcd && HCD_DEFER_RH_REGISTER(shared_hcd)) { + retval = register_root_hub(shared_hcd); + if (retval != 0) + goto err_register_root_hub; + + if (shared_hcd->uses_new_polling && HCD_POLL_RH(shared_hcd)) + usb_hcd_poll_rh_status(shared_hcd); + } + /* starting here, usbcore will pay attention to this root hub */ - retval = register_root_hub(hcd); - if (retval != 0) - goto err_register_root_hub; + if (!HCD_DEFER_RH_REGISTER(hcd)) { + retval = register_root_hub(hcd); + if (retval != 0) + goto err_register_root_hub;

- if (hcd->uses_new_polling && HCD_POLL_RH(hcd)) - usb_hcd_poll_rh_status(hcd); + if (hcd->uses_new_polling && HCD_POLL_RH(hcd)) + usb_hcd_poll_rh_status(hcd); + }

return retval;

@@ -2845,6 +2859,7 @@ EXPORT_SYMBOL_GPL(usb_add_hcd); void usb_remove_hcd(struct usb_hcd *hcd) { struct usb_device *rhdev = hcd->self.root_hub; + bool rh_registered;

dev_info(hcd->self.controller, "remove, state %x\n", hcd->state);

@@ -2855,6 +2870,7 @@ void usb_remove_hcd(struct usb_hcd *hcd)

dev_dbg(hcd->self.controller, "roothub graceful disconnect\n"); spin_lock_irq (&hcd_root_hub_lock); + rh_registered = hcd->rh_registered; hcd->rh_registered = 0; spin_unlock_irq (&hcd_root_hub_lock);

@@ -2864,7 +2880,8 @@ void usb_remove_hcd(struct usb_hcd *hcd) cancel_work_sync(&hcd->died_work);

mutex_lock(&usb_bus_idr_lock); - usb_disconnect(&rhdev); /* Sets rhdev to NULL */ + if (rh_registered) + usb_disconnect(&rhdev); /* Sets rhdev to NULL */ mutex_unlock(&usb_bus_idr_lock);

/* diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index b06286f132c6..7207a36c6e26 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -115,10 +115,16 @@ static inline bool using_desc_dma(struct dwc2_hsotg *hsotg) */ static inline void dwc2_gadget_incr_frame_num(struct dwc2_hsotg_ep *hs_ep) { + struct dwc2_hsotg *hsotg = hs_ep->parent; + u16 limit = DSTS_SOFFN_LIMIT; + + if (hsotg->gadget.speed != USB_SPEED_HIGH) + limit >>= 3; + hs_ep->target_frame += hs_ep->interval; - if (hs_ep->target_frame > DSTS_SOFFN_LIMIT) { + if (hs_ep->target_frame > limit) { hs_ep->frame_overrun = true; - hs_ep->target_frame &= DSTS_SOFFN_LIMIT; + hs_ep->target_frame &= limit; } else { hs_ep->frame_overrun = false; } @@ -136,10 +142,16 @@ static inline void dwc2_gadget_incr_frame_num(struct dwc2_hsotg_ep *hs_ep) */ static inline void dwc2_gadget_dec_frame_num_by_one(struct dwc2_hsotg_ep *hs_ep) { + struct dwc2_hsotg *hsotg = hs_ep->parent; + u16 limit = DSTS_SOFFN_LIMIT; + + if (hsotg->gadget.speed != USB_SPEED_HIGH) + limit >>= 3; + if (hs_ep->target_frame) hs_ep->target_frame -= 1; else - hs_ep->target_frame = DSTS_SOFFN_LIMIT; + hs_ep->target_frame = limit; }

/** @@ -1018,6 +1030,12 @@ static void dwc2_gadget_start_isoc_ddma(struct dwc2_hsotg_ep *hs_ep) dwc2_writel(hsotg, ctrl, depctl); }

+static bool dwc2_gadget_target_frame_elapsed(struct dwc2_hsotg_ep *hs_ep); +static void dwc2_hsotg_complete_request(struct dwc2_hsotg *hsotg, + struct dwc2_hsotg_ep *hs_ep, + struct dwc2_hsotg_req *hs_req, + int result); + /** * dwc2_hsotg_start_req - start a USB request from an endpoint's queue * @hsotg: The controller state. @@ -1170,14 +1188,19 @@ static void dwc2_hsotg_start_req(struct dwc2_hsotg *hsotg, } }

- if (hs_ep->isochronous && hs_ep->interval == 1) { - hs_ep->target_frame = dwc2_hsotg_read_frameno(hsotg); - dwc2_gadget_incr_frame_num(hs_ep); - - if (hs_ep->target_frame & 0x1) - ctrl |= DXEPCTL_SETODDFR; - else - ctrl |= DXEPCTL_SETEVENFR; + if (hs_ep->isochronous) { + if (!dwc2_gadget_target_frame_elapsed(hs_ep)) { + if (hs_ep->interval == 1) { + if (hs_ep->target_frame & 0x1) + ctrl |= DXEPCTL_SETODDFR; + else + ctrl |= DXEPCTL_SETEVENFR; + } + ctrl |= DXEPCTL_CNAK; + } else { + dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, -ENODATA); + return; + } }

ctrl |= DXEPCTL_EPENA; /* ensure ep enabled */ @@ -1325,12 +1348,16 @@ static bool dwc2_gadget_target_frame_elapsed(struct dwc2_hsotg_ep *hs_ep) u32 target_frame = hs_ep->target_frame; u32 current_frame = hsotg->frame_number; bool frame_overrun = hs_ep->frame_overrun; + u16 limit = DSTS_SOFFN_LIMIT; + + if (hsotg->gadget.speed != USB_SPEED_HIGH) + limit >>= 3;

if (!frame_overrun && current_frame >= target_frame) return true;

if (frame_overrun && current_frame >= target_frame && - ((current_frame - target_frame) < DSTS_SOFFN_LIMIT / 2)) + ((current_frame - target_frame) < limit / 2)) return true;

return false; @@ -1713,11 +1740,9 @@ static struct dwc2_hsotg_req *get_ep_head(struct dwc2_hsotg_ep *hs_ep) */ static void dwc2_gadget_start_next_request(struct dwc2_hsotg_ep *hs_ep) { - u32 mask; struct dwc2_hsotg *hsotg = hs_ep->parent; int dir_in = hs_ep->dir_in; struct dwc2_hsotg_req *hs_req; - u32 epmsk_reg = dir_in ? DIEPMSK : DOEPMSK;

if (!list_empty(&hs_ep->queue)) { hs_req = get_ep_head(hs_ep); @@ -1733,9 +1758,6 @@ static void dwc2_gadget_start_next_request(struct dwc2_hsotg_ep *hs_ep) } else { dev_dbg(hsotg->dev, "%s: No more ISOC-OUT requests\n", __func__); - mask = dwc2_readl(hsotg, epmsk_reg); - mask |= DOEPMSK_OUTTKNEPDISMSK; - dwc2_writel(hsotg, mask, epmsk_reg); } }

@@ -2305,19 +2327,6 @@ static void dwc2_hsotg_ep0_zlp(struct dwc2_hsotg *hsotg, bool dir_in) dwc2_hsotg_program_zlp(hsotg, hsotg->eps_out[0]); }

-static void dwc2_hsotg_change_ep_iso_parity(struct dwc2_hsotg *hsotg, - u32 epctl_reg) -{ - u32 ctrl; - - ctrl = dwc2_readl(hsotg, epctl_reg); - if (ctrl & DXEPCTL_EOFRNUM) - ctrl |= DXEPCTL_SETEVENFR; - else - ctrl |= DXEPCTL_SETODDFR; - dwc2_writel(hsotg, ctrl, epctl_reg); -} - /* * dwc2_gadget_get_xfersize_ddma - get transferred bytes amount from desc * @hs_ep - The endpoint on which transfer went @@ -2438,20 +2447,11 @@ static void dwc2_hsotg_handle_outdone(struct dwc2_hsotg *hsotg, int epnum) dwc2_hsotg_ep0_zlp(hsotg, true); }

- /* - * Slave mode OUT transfers do not go through XferComplete so - * adjust the ISOC parity here. - */ - if (!using_dma(hsotg)) { - if (hs_ep->isochronous && hs_ep->interval == 1) - dwc2_hsotg_change_ep_iso_parity(hsotg, DOEPCTL(epnum)); - else if (hs_ep->isochronous && hs_ep->interval > 1) - dwc2_gadget_incr_frame_num(hs_ep); - } - /* Set actual frame number for completed transfers */ - if (!using_desc_dma(hsotg) && hs_ep->isochronous) - req->frame_number = hsotg->frame_number; + if (!using_desc_dma(hsotg) && hs_ep->isochronous) { + req->frame_number = hs_ep->target_frame; + dwc2_gadget_incr_frame_num(hs_ep); + }

dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, result); } @@ -2765,6 +2765,12 @@ static void dwc2_hsotg_complete_in(struct dwc2_hsotg *hsotg, return; }

+ /* Set actual frame number for completed transfers */ + if (!using_desc_dma(hsotg) && hs_ep->isochronous) { + hs_req->req.frame_number = hs_ep->target_frame; + dwc2_gadget_incr_frame_num(hs_ep); + } + dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, 0); }

@@ -2825,23 +2831,18 @@ static void dwc2_gadget_handle_ep_disabled(struct dwc2_hsotg_ep *hs_ep)

dwc2_hsotg_txfifo_flush(hsotg, hs_ep->fifo_index);

- if (hs_ep->isochronous) { - dwc2_hsotg_complete_in(hsotg, hs_ep); - return; - } - if ((epctl & DXEPCTL_STALL) && (epctl & DXEPCTL_EPTYPE_BULK)) { int dctl = dwc2_readl(hsotg, DCTL);

dctl |= DCTL_CGNPINNAK; dwc2_writel(hsotg, dctl, DCTL); } - return; - } + } else {

- if (dctl & DCTL_GOUTNAKSTS) { - dctl |= DCTL_CGOUTNAK; - dwc2_writel(hsotg, dctl, DCTL); + if (dctl & DCTL_GOUTNAKSTS) { + dctl |= DCTL_CGOUTNAK; + dwc2_writel(hsotg, dctl, DCTL); + } }

if (!hs_ep->isochronous) @@ -2862,8 +2863,6 @@ static void dwc2_gadget_handle_ep_disabled(struct dwc2_hsotg_ep *hs_ep) /* Update current frame number value. */ hsotg->frame_number = dwc2_hsotg_read_frameno(hsotg); } while (dwc2_gadget_target_frame_elapsed(hs_ep)); - - dwc2_gadget_start_next_request(hs_ep); }

/** @@ -2880,8 +2879,8 @@ static void dwc2_gadget_handle_ep_disabled(struct dwc2_hsotg_ep *hs_ep) static void dwc2_gadget_handle_out_token_ep_disabled(struct dwc2_hsotg_ep *ep) { struct dwc2_hsotg *hsotg = ep->parent; + struct dwc2_hsotg_req *hs_req; int dir_in = ep->dir_in; - u32 doepmsk;

if (dir_in || !ep->isochronous) return; @@ -2895,28 +2894,39 @@ static void dwc2_gadget_handle_out_token_ep_disabled(struct dwc2_hsotg_ep *ep) return; }

- if (ep->interval > 1 && - ep->target_frame == TARGET_FRAME_INITIAL) { + if (ep->target_frame == TARGET_FRAME_INITIAL) { u32 ctrl;

ep->target_frame = hsotg->frame_number; - dwc2_gadget_incr_frame_num(ep); + if (ep->interval > 1) { + ctrl = dwc2_readl(hsotg, DOEPCTL(ep->index)); + if (ep->target_frame & 0x1) + ctrl |= DXEPCTL_SETODDFR; + else + ctrl |= DXEPCTL_SETEVENFR;

- ctrl = dwc2_readl(hsotg, DOEPCTL(ep->index)); - if (ep->target_frame & 0x1) - ctrl |= DXEPCTL_SETODDFR; - else - ctrl |= DXEPCTL_SETEVENFR; + dwc2_writel(hsotg, ctrl, DOEPCTL(ep->index)); + } + } + + while (dwc2_gadget_target_frame_elapsed(ep)) { + hs_req = get_ep_head(ep); + if (hs_req) + dwc2_hsotg_complete_request(hsotg, ep, hs_req, -ENODATA);

- dwc2_writel(hsotg, ctrl, DOEPCTL(ep->index)); + dwc2_gadget_incr_frame_num(ep); + /* Update current frame number value. */ + hsotg->frame_number = dwc2_hsotg_read_frameno(hsotg); }

- dwc2_gadget_start_next_request(ep); - doepmsk = dwc2_readl(hsotg, DOEPMSK); - doepmsk &= ~DOEPMSK_OUTTKNEPDISMSK; - dwc2_writel(hsotg, doepmsk, DOEPMSK); + if (!ep->req) + dwc2_gadget_start_next_request(ep); + }

+static void dwc2_hsotg_ep_stop_xfr(struct dwc2_hsotg *hsotg, + struct dwc2_hsotg_ep *hs_ep); + /** * dwc2_gadget_handle_nak - handle NAK interrupt * @hs_ep: The endpoint on which interrupt is asserted. @@ -2934,7 +2944,9 @@ static void dwc2_gadget_handle_out_token_ep_disabled(struct dwc2_hsotg_ep *ep) static void dwc2_gadget_handle_nak(struct dwc2_hsotg_ep *hs_ep) { struct dwc2_hsotg *hsotg = hs_ep->parent; + struct dwc2_hsotg_req *hs_req; int dir_in = hs_ep->dir_in; + u32 ctrl;

if (!dir_in || !hs_ep->isochronous) return; @@ -2976,13 +2988,29 @@ static void dwc2_gadget_handle_nak(struct dwc2_hsotg_ep *hs_ep)

dwc2_writel(hsotg, ctrl, DIEPCTL(hs_ep->index)); } - - dwc2_hsotg_complete_request(hsotg, hs_ep, - get_ep_head(hs_ep), 0); }

- if (!using_desc_dma(hsotg)) + if (using_desc_dma(hsotg)) + return; + + ctrl = dwc2_readl(hsotg, DIEPCTL(hs_ep->index)); + if (ctrl & DXEPCTL_EPENA) + dwc2_hsotg_ep_stop_xfr(hsotg, hs_ep); + else + dwc2_hsotg_txfifo_flush(hsotg, hs_ep->fifo_index); + + while (dwc2_gadget_target_frame_elapsed(hs_ep)) { + hs_req = get_ep_head(hs_ep); + if (hs_req) + dwc2_hsotg_complete_request(hsotg, hs_ep, hs_req, -ENODATA); + dwc2_gadget_incr_frame_num(hs_ep); + /* Update current frame number value. */ + hsotg->frame_number = dwc2_hsotg_read_frameno(hsotg); + } + + if (!hs_ep->req) + dwc2_gadget_start_next_request(hs_ep); }

/** @@ -3038,21 +3066,15 @@ static void dwc2_hsotg_epint(struct dwc2_hsotg *hsotg, unsigned int idx,

/* In DDMA handle isochronous requests separately */ if (using_desc_dma(hsotg) && hs_ep->isochronous) { - /* XferCompl set along with BNA */ - if (!(ints & DXEPINT_BNAINTR)) - dwc2_gadget_complete_isoc_request_ddma(hs_ep); + dwc2_gadget_complete_isoc_request_ddma(hs_ep); } else if (dir_in) { /* * We get OutDone from the FIFO, so we only * need to look at completing IN requests here * if operating slave mode */ - if (hs_ep->isochronous && hs_ep->interval > 1) - dwc2_gadget_incr_frame_num(hs_ep); - - dwc2_hsotg_complete_in(hsotg, hs_ep); - if (ints & DXEPINT_NAKINTRPT) - ints &= ~DXEPINT_NAKINTRPT; + if (!hs_ep->isochronous || !(ints & DXEPINT_NAKINTRPT)) + dwc2_hsotg_complete_in(hsotg, hs_ep);

if (idx == 0 && !hs_ep->req) dwc2_hsotg_enqueue_setup(hsotg); @@ -3061,10 +3083,8 @@ static void dwc2_hsotg_epint(struct dwc2_hsotg *hsotg, unsigned int idx, * We're using DMA, we need to fire an OutDone here * as we ignore the RXFIFO. */ - if (hs_ep->isochronous && hs_ep->interval > 1) - dwc2_gadget_incr_frame_num(hs_ep); - - dwc2_hsotg_handle_outdone(hsotg, idx); + if (!hs_ep->isochronous || !(ints & DXEPINT_OUTTKNEPDIS)) + dwc2_hsotg_handle_outdone(hsotg, idx); } }

@@ -4083,6 +4103,7 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep, mask |= DIEPMSK_NAKMSK; dwc2_writel(hsotg, mask, DIEPMSK); } else { + epctrl |= DXEPCTL_SNAK; mask = dwc2_readl(hsotg, DOEPMSK); mask |= DOEPMSK_OUTTKNEPDISMSK; dwc2_writel(hsotg, mask, DOEPMSK); diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index bfb72902f3a6..1580d51aea4f 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -264,19 +264,6 @@ static int dwc3_core_soft_reset(struct dwc3 *dwc) { u32 reg; int retries = 1000; - int ret; - - usb_phy_init(dwc->usb2_phy); - usb_phy_init(dwc->usb3_phy); - ret = phy_init(dwc->usb2_generic_phy); - if (ret < 0) - return ret; - - ret = phy_init(dwc->usb3_generic_phy); - if (ret < 0) { - phy_exit(dwc->usb2_generic_phy); - return ret; - }

/* * We're resetting only the device side because, if we're in host mode, @@ -310,9 +297,6 @@ static int dwc3_core_soft_reset(struct dwc3 *dwc) udelay(1); } while (--retries);

- phy_exit(dwc->usb3_generic_phy); - phy_exit(dwc->usb2_generic_phy); - return -ETIMEDOUT;

done: @@ -979,9 +963,21 @@ static int dwc3_core_init(struct dwc3 *dwc) dwc->phys_ready = true; }

+ usb_phy_init(dwc->usb2_phy); + usb_phy_init(dwc->usb3_phy); + ret = phy_init(dwc->usb2_generic_phy); + if (ret < 0) + goto err0a; + + ret = phy_init(dwc->usb3_generic_phy); + if (ret < 0) { + phy_exit(dwc->usb2_generic_phy); + goto err0a; + } + ret = dwc3_core_soft_reset(dwc); if (ret) - goto err0a; + goto err1;

if (hw_mode == DWC3_GHWPARAMS0_MODE_DRD && !DWC3_VER_IS_WITHIN(DWC3, ANY, 194A)) { diff --git a/drivers/usb/gadget/udc/r8a66597-udc.c b/drivers/usb/gadget/udc/r8a66597-udc.c index 65cae4883454..38e4d6b505a0 100644 --- a/drivers/usb/gadget/udc/r8a66597-udc.c +++ b/drivers/usb/gadget/udc/r8a66597-udc.c @@ -1250,7 +1250,7 @@ static void set_feature(struct r8a66597 *r8a66597, struct usb_ctrlrequest *ctrl) do { tmp = r8a66597_read(r8a66597, INTSTS0) & CTSQ; udelay(1); - } while (tmp != CS_IDST || timeout-- > 0); + } while (tmp != CS_IDST && timeout-- > 0);

if (tmp == CS_IDST) r8a66597_bset(r8a66597, diff --git a/drivers/usb/host/bcma-hcd.c b/drivers/usb/host/bcma-hcd.c index 337b425dd4b0..2df52f75f6b3 100644 --- a/drivers/usb/host/bcma-hcd.c +++ b/drivers/usb/host/bcma-hcd.c @@ -406,12 +406,9 @@ static int bcma_hcd_probe(struct bcma_device *core) return -ENOMEM; usb_dev->core = core;

- if (core->dev.of_node) { + if (core->dev.of_node) usb_dev->gpio_desc = devm_gpiod_get(&core->dev, "vcc", GPIOD_OUT_HIGH); - if (IS_ERR(usb_dev->gpio_desc)) - return PTR_ERR(usb_dev->gpio_desc); - }

switch (core->id.id) { case BCMA_CORE_USB20_HOST: diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index c51391b45207..6389dc99bc9a 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -693,6 +693,7 @@ int xhci_run(struct usb_hcd *hcd) if (ret) xhci_free_command(xhci, command); } + set_bit(HCD_FLAG_DEFER_RH_REGISTER, &hcd->flags); xhci_dbg_trace(xhci, trace_xhci_dbg_init, "Finished xhci_run for USB2 roothub");

diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c index c26683a2702b..0c2afed4131b 100644 --- a/drivers/usb/musb/tusb6010.c +++ b/drivers/usb/musb/tusb6010.c @@ -190,6 +190,7 @@ tusb_fifo_write_unaligned(void __iomem *fifo, const u8 *buf, u16 len) } if (len > 0) { /* Write the rest 1 - 3 bytes to FIFO */ + val = 0; memcpy(&val, buf, len); musb_writel(fifo, 0, val); } diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 329fc25f78a4..6d858bdaf33c 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -237,6 +237,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1FB9, 0x0602) }, /* Lake Shore Model 648 Magnet Power Supply */ { USB_DEVICE(0x1FB9, 0x0700) }, /* Lake Shore Model 737 VSM Controller */ { USB_DEVICE(0x1FB9, 0x0701) }, /* Lake Shore Model 776 Hall Matrix */ + { USB_DEVICE(0x2184, 0x0030) }, /* GW Instek GDM-834x Digital Multimeter */ { USB_DEVICE(0x2626, 0xEA60) }, /* Aruba Networks 7xxx USB Serial Console */ { USB_DEVICE(0x3195, 0xF190) }, /* Link Instruments MSO-19 */ { USB_DEVICE(0x3195, 0xF280) }, /* Link Instruments MSO-28 */ @@ -260,6 +261,7 @@ struct cp210x_serial_private { speed_t min_speed; speed_t max_speed; bool use_actual_rate; + bool no_event_mode; };

enum cp210x_event_state { @@ -1331,12 +1333,16 @@ static void cp210x_change_speed(struct tty_struct *tty,

static void cp210x_enable_event_mode(struct usb_serial_port *port) { + struct cp210x_serial_private *priv = usb_get_serial_data(port->serial); struct cp210x_port_private *port_priv = usb_get_serial_port_data(port); int ret;

if (port_priv->event_mode) return;

+ if (priv->no_event_mode) + return; + port_priv->event_state = ES_DATA; port_priv->event_mode = true;

@@ -2086,6 +2092,46 @@ static void cp210x_init_max_speed(struct usb_serial *serial) priv->use_actual_rate = use_actual_rate; }

+static void cp2102_determine_quirks(struct usb_serial *serial) +{ + struct cp210x_serial_private *priv = usb_get_serial_data(serial); + u8 *buf; + int ret; + + buf = kmalloc(2, GFP_KERNEL); + if (!buf) + return; + /* + * Some (possibly counterfeit) CP2102 do not support event-insertion + * mode and respond differently to malformed vendor requests. + * Specifically, they return one instead of two bytes when sent a + * two-byte part-number request. + */ + ret = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + CP210X_VENDOR_SPECIFIC, REQTYPE_DEVICE_TO_HOST, + CP210X_GET_PARTNUM, 0, buf, 2, USB_CTRL_GET_TIMEOUT); + if (ret == 1) { + dev_dbg(&serial->interface->dev, + "device does not support event-insertion mode\n"); + priv->no_event_mode = true; + } + + kfree(buf); +} + +static void cp210x_determine_quirks(struct usb_serial *serial) +{ + struct cp210x_serial_private *priv = usb_get_serial_data(serial); + + switch (priv->partnum) { + case CP210X_PARTNUM_CP2102: + cp2102_determine_quirks(serial); + break; + default: + break; + } +} + static int cp210x_attach(struct usb_serial *serial) { int result; @@ -2106,6 +2152,7 @@ static int cp210x_attach(struct usb_serial *serial)

usb_set_serial_data(serial, priv);

+ cp210x_determine_quirks(serial); cp210x_init_max_speed(serial);

result = cp210x_gpio_init(serial); diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 30c25ef0dacd..48a9a0476a45 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -107,7 +107,6 @@ #define BANDB_DEVICE_ID_USOPTL4_2P 0xBC02 #define BANDB_DEVICE_ID_USOPTL4_4 0xAC44 #define BANDB_DEVICE_ID_USOPTL4_4P 0xBC03 -#define BANDB_DEVICE_ID_USOPTL2_4 0xAC24

/* Interrupt Routine Defines */

@@ -186,7 +185,6 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2P) }, { USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4) }, { USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4P) }, - { USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL2_4) }, {} /* terminating entry */ }; MODULE_DEVICE_TABLE(usb, id_table); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index acb8eec14f68..1e990a8264a5 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1205,6 +1205,14 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1056, 0xff), /* Telit FD980 */ .driver_info = NCTRL(2) | RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1060, 0xff), /* Telit LN920 (rmnet) */ + .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1061, 0xff), /* Telit LN920 (MBIM) */ + .driver_info = NCTRL(0) | RSVD(1) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1062, 0xff), /* Telit LN920 (RNDIS) */ + .driver_info = NCTRL(2) | RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1063, 0xff), /* Telit LN920 (ECM) */ + .driver_info = NCTRL(0) | RSVD(1) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910), .driver_info = NCTRL(0) | RSVD(1) | RSVD(3) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM), @@ -1650,7 +1658,6 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0060, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0070, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0073, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0094, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0130, 0xff, 0xff, 0xff), .driver_info = RSVD(1) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0133, 0xff, 0xff, 0xff), @@ -2068,6 +2075,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, { USB_DEVICE(0x0489, 0xe0b5), /* Foxconn T77W968 ESIM */ .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, + { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0db, 0xff), /* Foxconn T99W265 MBIM */ + .driver_info = RSVD(3) }, { USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */ .driver_info = RSVD(4) | RSVD(5) | RSVD(6) }, { USB_DEVICE(0x2cb7, 0x0104), /* Fibocom NL678 series */ diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index efa972be2ee3..c6b3fcf90180 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -416,9 +416,16 @@ UNUSUAL_DEV( 0x04cb, 0x0100, 0x0000, 0x2210, USB_SC_UFI, USB_PR_DEVICE, NULL, US_FL_FIX_INQUIRY | US_FL_SINGLE_LUN),

/* - * Reported by Ondrej Zary linux@rainbow-software.org + * Reported by Ondrej Zary linux@zary.sk * The device reports one sector more and breaks when that sector is accessed + * Firmwares older than 2.6c (the latest one and the only that claims Linux + * support) have also broken tag handling */ +UNUSUAL_DEV( 0x04ce, 0x0002, 0x0000, 0x026b, + "ScanLogic", + "SL11R-IDE", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_FIX_CAPACITY | US_FL_BULK_IGNORE_TAG), UNUSUAL_DEV( 0x04ce, 0x0002, 0x026c, 0x026c, "ScanLogic", "SL11R-IDE", diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index c35a6db993f1..4051c8cd0cd8 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -50,7 +50,7 @@ UNUSUAL_DEV(0x059f, 0x1061, 0x0000, 0x9999, "LaCie", "Rugged USB3-FW", USB_SC_DEVICE, USB_PR_DEVICE, NULL, - US_FL_IGNORE_UAS), + US_FL_NO_REPORT_OPCODES | US_FL_NO_SAME),

/* * Apricorn USB3 dongle sometimes returns "USBSUSBSUSBS" in response to SCSI diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index b57b2067ecbf..15d4b1ef19f8 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -43,6 +43,8 @@ #include <linux/sched.h> #include <linux/cred.h> #include <linux/errno.h> +#include <linux/freezer.h> +#include <linux/kthread.h> #include <linux/mm.h> #include <linux/memblock.h> #include <linux/pagemap.h> @@ -115,7 +117,7 @@ static struct ctl_table xen_root[] = { #define EXTENT_ORDER (fls(XEN_PFN_PER_PAGE) - 1)

/* - * balloon_process() state: + * balloon_thread() state: * * BP_DONE: done or nothing to do, * BP_WAIT: wait to be rescheduled, @@ -130,6 +132,8 @@ enum bp_state { BP_ECANCELED };

+/* Main waiting point for xen-balloon thread. */ +static DECLARE_WAIT_QUEUE_HEAD(balloon_thread_wq);

static DEFINE_MUTEX(balloon_mutex);

@@ -144,10 +148,6 @@ static xen_pfn_t frame_list[PAGE_SIZE / sizeof(xen_pfn_t)]; static LIST_HEAD(ballooned_pages); static DECLARE_WAIT_QUEUE_HEAD(balloon_wq);

-/* Main work function, always executed in process context. */ -static void balloon_process(struct work_struct *work); -static DECLARE_DELAYED_WORK(balloon_worker, balloon_process); - /* When ballooning out (allocating memory to return to Xen) we don't really want the kernel to try too hard since that can trigger the oom killer. */ #define GFP_BALLOON \ @@ -366,7 +366,7 @@ static void xen_online_page(struct page *page, unsigned int order) static int xen_memory_notifier(struct notifier_block *nb, unsigned long val, void *v) { if (val == MEM_ONLINE) - schedule_delayed_work(&balloon_worker, 0); + wake_up(&balloon_thread_wq);

return NOTIFY_OK; } @@ -491,18 +491,43 @@ static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp) }

/* - * As this is a work item it is guaranteed to run as a single instance only. + * Stop waiting if either state is not BP_EAGAIN and ballooning action is + * needed, or if the credit has changed while state is BP_EAGAIN. + */ +static bool balloon_thread_cond(enum bp_state state, long credit) +{ + if (state != BP_EAGAIN) + credit = 0; + + return current_credit() != credit || kthread_should_stop(); +} + +/* + * As this is a kthread it is guaranteed to run as a single instance only. * We may of course race updates of the target counts (which are protected * by the balloon lock), or with changes to the Xen hard limit, but we will * recover from these in time. */ -static void balloon_process(struct work_struct *work) +static int balloon_thread(void *unused) { enum bp_state state = BP_DONE; long credit; + unsigned long timeout; + + set_freezable(); + for (;;) { + if (state == BP_EAGAIN) + timeout = balloon_stats.schedule_delay * HZ; + else + timeout = 3600 * HZ; + credit = current_credit();

+ wait_event_freezable_timeout(balloon_thread_wq, + balloon_thread_cond(state, credit), timeout); + + if (kthread_should_stop()) + return 0;

- do { mutex_lock(&balloon_mutex);

credit = current_credit(); @@ -529,12 +554,7 @@ static void balloon_process(struct work_struct *work) mutex_unlock(&balloon_mutex);

cond_resched(); - - } while (credit && state == BP_DONE); - - /* Schedule more work if there is some still to be done. */ - if (state == BP_EAGAIN) - schedule_delayed_work(&balloon_worker, balloon_stats.schedule_delay * HZ); + } }

/* Resets the Xen limit, sets new target, and kicks off processing. */ @@ -542,7 +562,7 @@ void balloon_set_new_target(unsigned long target) { /* No need for lock. Not read-modify-write updates. */ balloon_stats.target_pages = target; - schedule_delayed_work(&balloon_worker, 0); + wake_up(&balloon_thread_wq); } EXPORT_SYMBOL_GPL(balloon_set_new_target);

@@ -647,7 +667,7 @@ void free_xenballooned_pages(int nr_pages, struct page **pages)

/* The balloon may be too large now. Shrink it if needed. */ if (current_credit()) - schedule_delayed_work(&balloon_worker, 0); + wake_up(&balloon_thread_wq);

mutex_unlock(&balloon_mutex); } @@ -679,6 +699,8 @@ static void __init balloon_add_region(unsigned long start_pfn,

static int __init balloon_init(void) { + struct task_struct *task; + if (!xen_domain()) return -ENODEV;

@@ -722,6 +744,12 @@ static int __init balloon_init(void) } #endif

+ task = kthread_run(balloon_thread, NULL, "xen-balloon"); + if (IS_ERR(task)) { + pr_err("xen-balloon thread could not be started, ballooning will not work!\n"); + return PTR_ERR(task); + } + /* Init the xen-balloon driver. */ xen_balloon_init();

diff --git a/fs/afs/dir.c b/fs/afs/dir.c index 92d7fd7436cb..262c0ae505af 100644 --- a/fs/afs/dir.c +++ b/fs/afs/dir.c @@ -997,9 +997,9 @@ static struct dentry *afs_lookup(struct inode *dir, struct dentry *dentry, */ static int afs_d_revalidate_rcu(struct dentry *dentry) { - struct afs_vnode *dvnode, *vnode; + struct afs_vnode *dvnode; struct dentry *parent; - struct inode *dir, *inode; + struct inode *dir; long dir_version, de_version;

_enter("%p", dentry); @@ -1029,18 +1029,6 @@ static int afs_d_revalidate_rcu(struct dentry *dentry) return -ECHILD; }

- /* Check to see if the vnode referred to by the dentry still - * has a callback. - */ - if (d_really_is_positive(dentry)) { - inode = d_inode_rcu(dentry); - if (inode) { - vnode = AFS_FS_I(inode); - if (!afs_check_validity(vnode)) - return -ECHILD; - } - } - return 1; /* Still valid */ }

@@ -1076,17 +1064,7 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags) if (IS_ERR(key)) key = NULL;

- if (d_really_is_positive(dentry)) { - inode = d_inode(dentry); - if (inode) { - vnode = AFS_FS_I(inode); - afs_validate(vnode, key); - if (test_bit(AFS_VNODE_DELETED, &vnode->flags)) - goto out_bad; - } - } - - /* lock down the parent dentry so we can peer at it */ + /* Hold the parent dentry so we can peer at it */ parent = dget_parent(dentry); dir = AFS_FS_I(d_inode(parent));

@@ -1095,7 +1073,7 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags)

if (test_bit(AFS_VNODE_DELETED, &dir->flags)) { _debug("%pd: parent dir deleted", dentry); - goto out_bad_parent; + goto not_found; }

/* We only need to invalidate a dentry if the server's copy changed @@ -1121,12 +1099,12 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags) case 0: /* the filename maps to something */ if (d_really_is_negative(dentry)) - goto out_bad_parent; + goto not_found; inode = d_inode(dentry); if (is_bad_inode(inode)) { printk("kAFS: afs_d_revalidate: %pd2 has bad inode\n", dentry); - goto out_bad_parent; + goto not_found; }

vnode = AFS_FS_I(inode); @@ -1148,9 +1126,6 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags) dentry, fid.unique, vnode->fid.unique, vnode->vfs_inode.i_generation); - write_seqlock(&vnode->cb_lock); - set_bit(AFS_VNODE_DELETED, &vnode->flags); - write_sequnlock(&vnode->cb_lock); goto not_found; } goto out_valid; @@ -1165,7 +1140,7 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags) default: _debug("failed to iterate dir %pd: %d", parent, ret); - goto out_bad_parent; + goto not_found; }

out_valid: @@ -1176,16 +1151,9 @@ static int afs_d_revalidate(struct dentry *dentry, unsigned int flags) _leave(" = 1 [valid]"); return 1;

- /* the dirent, if it exists, now points to a different vnode */ not_found: - spin_lock(&dentry->d_lock); - dentry->d_flags |= DCACHE_NFSFS_RENAMED; - spin_unlock(&dentry->d_lock); - -out_bad_parent: _debug("dropping dentry %pd2", dentry); dput(parent); -out_bad: key_put(key);

_leave(" = 0 [bad]"); diff --git a/fs/afs/dir_edit.c b/fs/afs/dir_edit.c index 2ffe09abae7f..3a9cffc081b9 100644 --- a/fs/afs/dir_edit.c +++ b/fs/afs/dir_edit.c @@ -264,7 +264,7 @@ void afs_edit_dir_add(struct afs_vnode *vnode, if (b == nr_blocks) { _debug("init %u", b); afs_edit_init_block(meta, block, b); - i_size_write(&vnode->vfs_inode, (b + 1) * AFS_DIR_BLOCK_SIZE); + afs_set_i_size(vnode, (b + 1) * AFS_DIR_BLOCK_SIZE); }

/* Only lower dir pages have a counter in the header. */ @@ -297,7 +297,7 @@ void afs_edit_dir_add(struct afs_vnode *vnode, new_directory: afs_edit_init_block(meta, meta, 0); i_size = AFS_DIR_BLOCK_SIZE; - i_size_write(&vnode->vfs_inode, i_size); + afs_set_i_size(vnode, i_size); slot = AFS_DIR_RESV_BLOCKS0; page = page0; block = meta; diff --git a/fs/afs/inode.c b/fs/afs/inode.c index ae3016a9fb23..f81a972bdd29 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -53,16 +53,6 @@ static noinline void dump_vnode(struct afs_vnode *vnode, struct afs_vnode *paren dump_stack(); }

-/* - * Set the file size and block count. Estimate the number of 512 bytes blocks - * used, rounded up to nearest 1K for consistency with other AFS clients. - */ -static void afs_set_i_size(struct afs_vnode *vnode, u64 size) -{ - i_size_write(&vnode->vfs_inode, size); - vnode->vfs_inode.i_blocks = ((size + 1023) >> 10) << 1; -} - /* * Initialise an inode from the vnode status. */ diff --git a/fs/afs/internal.h b/fs/afs/internal.h index ffe318ad2e02..dc08a3d9b3a8 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -1573,6 +1573,16 @@ static inline void afs_update_dentry_version(struct afs_operation *op, (void *)(unsigned long)dir_vp->scb.status.data_version; }

+/* + * Set the file size and block count. Estimate the number of 512 bytes blocks + * used, rounded up to nearest 1K for consistency with other AFS clients. + */ +static inline void afs_set_i_size(struct afs_vnode *vnode, u64 size) +{ + i_size_write(&vnode->vfs_inode, size); + vnode->vfs_inode.i_blocks = ((size + 1023) >> 10) << 1; +} + /* * Check for a conflicting operation on a directory that we just unlinked from. * If someone managed to sneak a link or an unlink in on the file we just diff --git a/fs/afs/write.c b/fs/afs/write.c index d37b5cfcf28f..be60cf110382 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -184,7 +184,7 @@ int afs_write_end(struct file *file, struct address_space *mapping, write_seqlock(&vnode->cb_lock); i_size = i_size_read(&vnode->vfs_inode); if (maybe_i_size > i_size) - i_size_write(&vnode->vfs_inode, maybe_i_size); + afs_set_i_size(vnode, maybe_i_size); write_sequnlock(&vnode->cb_lock); }

diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c index 9d33bf0154ab..e65d0fabb83e 100644 --- a/fs/btrfs/raid56.c +++ b/fs/btrfs/raid56.c @@ -1646,7 +1646,8 @@ struct btrfs_plug_cb { /* * rbios on the plug list are sorted for easier merging. */ -static int plug_cmp(void *priv, struct list_head *a, struct list_head *b) +static int plug_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct btrfs_raid_bio *ra = container_of(a, struct btrfs_raid_bio, plug_list); diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c index e8347461c8dd..69ab10c9237f 100644 --- a/fs/btrfs/space-info.c +++ b/fs/btrfs/space-info.c @@ -417,9 +417,10 @@ static void __btrfs_dump_space_info(struct btrfs_fs_info *fs_info, { lockdep_assert_held(&info->lock);

- btrfs_info(fs_info, "space_info %llu has %llu free, is %sfull", + /* The free space could be negative in case of overcommit */ + btrfs_info(fs_info, "space_info %llu has %lld free, is %sfull", info->flags, - info->total_bytes - btrfs_space_info_used(info, true), + (s64)(info->total_bytes - btrfs_space_info_used(info, true)), info->full ? "" : "not "); btrfs_info(fs_info, "space_info total=%llu, used=%llu, pinned=%llu, reserved=%llu, may_use=%llu, readonly=%llu", diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index ec25e5eab349..7bf3936aceda 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -4070,7 +4070,8 @@ static noinline int copy_items(struct btrfs_trans_handle *trans, return ret; }

-static int extent_cmp(void *priv, struct list_head *a, struct list_head *b) +static int extent_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct extent_map *em1, *em2;

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 509811aabb3f..d8b8764f5bd1 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1226,7 +1226,8 @@ static int open_fs_devices(struct btrfs_fs_devices *fs_devices, return 0; }

-static int devid_cmp(void *priv, struct list_head *a, struct list_head *b) +static int devid_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct btrfs_device *dev1, *dev2;

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 8ffe8063e42c..7f5d173760cf 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3504,9 +3504,10 @@ cifs_match_super(struct super_block *sb, void *data) spin_lock(&cifs_tcp_ses_lock); cifs_sb = CIFS_SB(sb); tlink = cifs_get_tlink(cifs_sb_master_tlink(cifs_sb)); - if (IS_ERR(tlink)) { + if (tlink == NULL) { + /* can not match superblock if tlink were ever null */ spin_unlock(&cifs_tcp_ses_lock); - return rc; + return 0; } tcon = tlink_tcon(tlink); ses = tcon->ses; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index f46904a4ead3..67139f9d583f 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -3039,7 +3039,7 @@ static void collect_uncached_write_data(struct cifs_aio_ctx *ctx) struct cifs_tcon *tcon; struct cifs_sb_info *cifs_sb; struct dentry *dentry = ctx->cfile->dentry; - int rc; + ssize_t rc;

tcon = tlink_tcon(ctx->cfile->tlink); cifs_sb = CIFS_SB(dentry->d_sb); diff --git a/fs/ext4/fsmap.c b/fs/ext4/fsmap.c index 4c2a9fe30067..4493ef0c715e 100644 --- a/fs/ext4/fsmap.c +++ b/fs/ext4/fsmap.c @@ -354,8 +354,8 @@ static unsigned int ext4_getfsmap_find_sb(struct super_block *sb,

/* Compare two fsmap items. */ static int ext4_getfsmap_compare(void *priv, - struct list_head *a, - struct list_head *b) + const struct list_head *a, + const struct list_head *b) { struct ext4_fsmap *fa; struct ext4_fsmap *fb; diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index cd43c481df4b..03c3407c8e26 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -1744,7 +1744,8 @@ void gfs2_glock_complete(struct gfs2_glock *gl, int ret) spin_unlock(&gl->gl_lockref.lock); }

-static int glock_cmp(void *priv, struct list_head *a, struct list_head *b) +static int glock_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct gfs2_glock *gla, *glb;

diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c index 1955dea999f7..7473b894e3c6 100644 --- a/fs/gfs2/log.c +++ b/fs/gfs2/log.c @@ -605,7 +605,7 @@ void log_flush_wait(struct gfs2_sbd *sdp) } }

-static int ip_cmp(void *priv, struct list_head *a, struct list_head *b) +static int ip_cmp(void *priv, const struct list_head *a, const struct list_head *b) { struct gfs2_inode *ipa, *ipb;

diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index 3922b26264f5..383ac2190ded 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -627,7 +627,8 @@ static void gfs2_check_magic(struct buffer_head *bh) kunmap_atomic(kaddr); }

-static int blocknr_cmp(void *priv, struct list_head *a, struct list_head *b) +static int blocknr_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct gfs2_bufdata *bda, *bdb;

diff --git a/fs/io_uring.c b/fs/io_uring.c index a8d07273ddc0..26753d0cb431 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -4041,7 +4041,7 @@ static int io_add_buffers(struct io_provide_buf *pbuf, struct io_buffer **head) int i, bid = pbuf->bid;

for (i = 0; i < pbuf->nbufs; i++) { - buf = kmalloc(sizeof(*buf), GFP_KERNEL); + buf = kmalloc(sizeof(*buf), GFP_KERNEL_ACCOUNT); if (!buf) break;

diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index caed9d98c64a..cd9f7baa5bb7 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -1155,7 +1155,8 @@ iomap_ioend_try_merge(struct iomap_ioend *ioend, struct list_head *more_ioends, EXPORT_SYMBOL_GPL(iomap_ioend_try_merge);

static int -iomap_ioend_compare(void *priv, struct list_head *a, struct list_head *b) +iomap_ioend_compare(void *priv, const struct list_head *a, + const struct list_head *b) { struct iomap_ioend *ia = container_of(a, struct iomap_ioend, io_list); struct iomap_ioend *ib = container_of(b, struct iomap_ioend, io_list); diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c index 8e3a369086db..3e06e9a8cf59 100644 --- a/fs/ocfs2/dlmglue.c +++ b/fs/ocfs2/dlmglue.c @@ -3933,7 +3933,7 @@ static int ocfs2_data_convert_worker(struct ocfs2_lock_res *lockres, oi = OCFS2_I(inode); oi->ip_dir_lock_gen++; mlog(0, "generation: %u\n", oi->ip_dir_lock_gen); - goto out; + goto out_forget; }

if (!S_ISREG(inode->i_mode)) @@ -3964,6 +3964,7 @@ static int ocfs2_data_convert_worker(struct ocfs2_lock_res *lockres, filemap_fdatawait(mapping); }

+out_forget: forget_all_cached_acls(inode);

out: diff --git a/fs/qnx4/dir.c b/fs/qnx4/dir.c index a6ee23aadd28..66645a5a35f3 100644 --- a/fs/qnx4/dir.c +++ b/fs/qnx4/dir.c @@ -15,13 +15,48 @@ #include <linux/buffer_head.h> #include "qnx4.h"

+/* + * A qnx4 directory entry is an inode entry or link info + * depending on the status field in the last byte. The + * first byte is where the name start either way, and a + * zero means it's empty. + * + * Also, due to a bug in gcc, we don't want to use the + * real (differently sized) name arrays in the inode and + * link entries, but always the 'de_name[]' one in the + * fake struct entry. + * + * See + * + * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99578#c6 + * + * for details, but basically gcc will take the size of the + * 'name' array from one of the used union entries randomly. + * + * This use of 'de_name[]' (48 bytes) avoids the false positive + * warnings that would happen if gcc decides to use 'inode.di_name' + * (16 bytes) even when the pointer and size were to come from + * 'link.dl_name' (48 bytes). + * + * In all cases the actual name pointer itself is the same, it's + * only the gcc internal 'what is the size of this field' logic + * that can get confused. + */ +union qnx4_directory_entry { + struct { + const char de_name[48]; + u8 de_pad[15]; + u8 de_status; + }; + struct qnx4_inode_entry inode; + struct qnx4_link_info link; +}; + static int qnx4_readdir(struct file *file, struct dir_context *ctx) { struct inode *inode = file_inode(file); unsigned int offset; struct buffer_head *bh; - struct qnx4_inode_entry *de; - struct qnx4_link_info *le; unsigned long blknum; int ix, ino; int size; @@ -38,27 +73,27 @@ static int qnx4_readdir(struct file *file, struct dir_context *ctx) } ix = (ctx->pos >> QNX4_DIR_ENTRY_SIZE_BITS) % QNX4_INODES_PER_BLOCK; for (; ix < QNX4_INODES_PER_BLOCK; ix++, ctx->pos += QNX4_DIR_ENTRY_SIZE) { + union qnx4_directory_entry *de; + offset = ix * QNX4_DIR_ENTRY_SIZE; - de = (struct qnx4_inode_entry *) (bh->b_data + offset); - if (!de->di_fname[0]) + de = (union qnx4_directory_entry *) (bh->b_data + offset); + + if (!de->de_name[0]) continue; - if (!(de->di_status & (QNX4_FILE_USED|QNX4_FILE_LINK))) + if (!(de->de_status & (QNX4_FILE_USED|QNX4_FILE_LINK))) continue; - if (!(de->di_status & QNX4_FILE_LINK)) - size = QNX4_SHORT_NAME_MAX; - else - size = QNX4_NAME_MAX; - size = strnlen(de->di_fname, size); - QNX4DEBUG((KERN_INFO "qnx4_readdir:%.*s\n", size, de->di_fname)); - if (!(de->di_status & QNX4_FILE_LINK)) + if (!(de->de_status & QNX4_FILE_LINK)) { + size = sizeof(de->inode.di_fname); ino = blknum * QNX4_INODES_PER_BLOCK + ix - 1; - else { - le = (struct qnx4_link_info*)de; - ino = ( le32_to_cpu(le->dl_inode_blk) - 1 ) * + } else { + size = sizeof(de->link.dl_fname); + ino = ( le32_to_cpu(de->link.dl_inode_blk) - 1 ) * QNX4_INODES_PER_BLOCK + - le->dl_inode_ndx; + de->link.dl_inode_ndx; } - if (!dir_emit(ctx, de->di_fname, size, ino, DT_UNKNOWN)) { + size = strnlen(de->de_name, size); + QNX4DEBUG((KERN_INFO "qnx4_readdir:%.*s\n", size, name)); + if (!dir_emit(ctx, de->de_name, size, ino, DT_UNKNOWN)) { brelse(bh); return 0; } diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c index a4aaeea63893..dc3e26e9ed7b 100644 --- a/fs/ubifs/gc.c +++ b/fs/ubifs/gc.c @@ -102,7 +102,8 @@ static int switch_gc_head(struct ubifs_info *c) * This function compares data nodes @a and @b. Returns %1 if @a has greater * inode or block number, and %-1 otherwise. */ -static int data_nodes_cmp(void *priv, struct list_head *a, struct list_head *b) +static int data_nodes_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { ino_t inuma, inumb; struct ubifs_info *c = priv; @@ -145,8 +146,8 @@ static int data_nodes_cmp(void *priv, struct list_head *a, struct list_head *b) * first and sorted by length in descending order. Directory entry nodes go * after inode nodes and are sorted in ascending hash valuer order. */ -static int nondata_nodes_cmp(void *priv, struct list_head *a, - struct list_head *b) +static int nondata_nodes_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { ino_t inuma, inumb; struct ubifs_info *c = priv; diff --git a/fs/ubifs/replay.c b/fs/ubifs/replay.c index 1c6fc99fca30..b2f5563d1489 100644 --- a/fs/ubifs/replay.c +++ b/fs/ubifs/replay.c @@ -299,8 +299,8 @@ static int apply_replay_entry(struct ubifs_info *c, struct replay_entry *r) * entries @a and @b by comparing their sequence numer. Returns %1 if @a has * greater sequence number and %-1 otherwise. */ -static int replay_entries_cmp(void *priv, struct list_head *a, - struct list_head *b) +static int replay_entries_cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct ubifs_info *c = priv; struct replay_entry *ra, *rb; diff --git a/fs/xfs/scrub/bitmap.c b/fs/xfs/scrub/bitmap.c index f88694f22d05..813b5f219113 100644 --- a/fs/xfs/scrub/bitmap.c +++ b/fs/xfs/scrub/bitmap.c @@ -63,8 +63,8 @@ xbitmap_init( static int xbitmap_range_cmp( void *priv, - struct list_head *a, - struct list_head *b) + const struct list_head *a, + const struct list_head *b) { struct xbitmap_range *ap; struct xbitmap_range *bp; diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c index 9e16a4d0f97c..984bb480f177 100644 --- a/fs/xfs/xfs_bmap_item.c +++ b/fs/xfs/xfs_bmap_item.c @@ -265,8 +265,8 @@ xfs_trans_log_finish_bmap_update( static int xfs_bmap_update_diff_items( void *priv, - struct list_head *a, - struct list_head *b) + const struct list_head *a, + const struct list_head *b) { struct xfs_bmap_intent *ba; struct xfs_bmap_intent *bb; diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index 4e4cf91f4f9f..118819030dbb 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -2114,9 +2114,9 @@ xfs_buf_delwri_queue( */ static int xfs_buf_cmp( - void *priv, - struct list_head *a, - struct list_head *b) + void *priv, + const struct list_head *a, + const struct list_head *b) { struct xfs_buf *ap = container_of(a, struct xfs_buf, b_list); struct xfs_buf *bp = container_of(b, struct xfs_buf, b_list); diff --git a/fs/xfs/xfs_extent_busy.c b/fs/xfs/xfs_extent_busy.c index 3991e59cfd18..5c2695a42de1 100644 --- a/fs/xfs/xfs_extent_busy.c +++ b/fs/xfs/xfs_extent_busy.c @@ -643,8 +643,8 @@ xfs_extent_busy_wait_all( int xfs_extent_busy_ag_cmp( void *priv, - struct list_head *l1, - struct list_head *l2) + const struct list_head *l1, + const struct list_head *l2) { struct xfs_extent_busy *b1 = container_of(l1, struct xfs_extent_busy, list); diff --git a/fs/xfs/xfs_extent_busy.h b/fs/xfs/xfs_extent_busy.h index 990ab3891971..8aea07100092 100644 --- a/fs/xfs/xfs_extent_busy.h +++ b/fs/xfs/xfs_extent_busy.h @@ -58,7 +58,8 @@ void xfs_extent_busy_wait_all(struct xfs_mount *mp);

int -xfs_extent_busy_ag_cmp(void *priv, struct list_head *a, struct list_head *b); +xfs_extent_busy_ag_cmp(void *priv, const struct list_head *a, + const struct list_head *b);

static inline void xfs_extent_busy_sort(struct list_head *list) { diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c index 6c11bfc3d452..5c0395256bd1 100644 --- a/fs/xfs/xfs_extfree_item.c +++ b/fs/xfs/xfs_extfree_item.c @@ -397,8 +397,8 @@ xfs_trans_free_extent( static int xfs_extent_free_diff_items( void *priv, - struct list_head *a, - struct list_head *b) + const struct list_head *a, + const struct list_head *b) { struct xfs_mount *mp = priv; struct xfs_extent_free_item *ra; diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c index 7529eb63ce94..0dee316283a9 100644 --- a/fs/xfs/xfs_refcount_item.c +++ b/fs/xfs/xfs_refcount_item.c @@ -269,8 +269,8 @@ xfs_trans_log_finish_refcount_update( static int xfs_refcount_update_diff_items( void *priv, - struct list_head *a, - struct list_head *b) + const struct list_head *a, + const struct list_head *b) { struct xfs_mount *mp = priv; struct xfs_refcount_intent *ra; diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c index 7adc996ca6e3..20905953fe76 100644 --- a/fs/xfs/xfs_rmap_item.c +++ b/fs/xfs/xfs_rmap_item.c @@ -337,8 +337,8 @@ xfs_trans_log_finish_rmap_update( static int xfs_rmap_update_diff_items( void *priv, - struct list_head *a, - struct list_head *b) + const struct list_head *a, + const struct list_head *b) { struct xfs_mount *mp = priv; struct xfs_rmap_intent *ra; diff --git a/include/linux/compiler.h b/include/linux/compiler.h index b8fe0c23cfff..475d0a3ce059 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -180,6 +180,8 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, (typeof(ptr)) (__ptr + (off)); }) #endif

+#define absolute_pointer(val) RELOC_HIDE((void *)(val), 0) + #ifndef OPTIMIZER_HIDE_VAR /* Make the optimizer believe the variable can be manipulated arbitrarily. */ #define OPTIMIZER_HIDE_VAR(var) \ diff --git a/include/linux/list_sort.h b/include/linux/list_sort.h index 20f178c24e9d..453105f74e05 100644 --- a/include/linux/list_sort.h +++ b/include/linux/list_sort.h @@ -6,8 +6,9 @@

struct list_head;

+typedef int __attribute__((nonnull(2,3))) (*list_cmp_func_t)(void *, + const struct list_head *, const struct list_head *); + __attribute__((nonnull(2,3))) -void list_sort(void *priv, struct list_head *head, - int (*cmp)(void *priv, struct list_head *a, - struct list_head *b)); +void list_sort(void *priv, struct list_head *head, list_cmp_func_t cmp); #endif diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index 3dbb42c637c1..9f05016d823f 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -124,6 +124,7 @@ struct usb_hcd { #define HCD_FLAG_RH_RUNNING 5 /* root hub is running? */ #define HCD_FLAG_DEAD 6 /* controller has died? */ #define HCD_FLAG_INTF_AUTHORIZED 7 /* authorize interfaces? */ +#define HCD_FLAG_DEFER_RH_REGISTER 8 /* Defer roothub registration */

/* The flags can be tested using these macros; they are likely to * be slightly faster than test_bit(). @@ -134,6 +135,7 @@ struct usb_hcd { #define HCD_WAKEUP_PENDING(hcd) ((hcd)->flags & (1U << HCD_FLAG_WAKEUP_PENDING)) #define HCD_RH_RUNNING(hcd) ((hcd)->flags & (1U << HCD_FLAG_RH_RUNNING)) #define HCD_DEAD(hcd) ((hcd)->flags & (1U << HCD_FLAG_DEAD)) +#define HCD_DEFER_RH_REGISTER(hcd) ((hcd)->flags & (1U << HCD_FLAG_DEFER_RH_REGISTER))

/* * Specifies if interfaces are authorized by default diff --git a/include/trace/events/erofs.h b/include/trace/events/erofs.h index bf9806fd1306..db4f2cec8360 100644 --- a/include/trace/events/erofs.h +++ b/include/trace/events/erofs.h @@ -35,20 +35,20 @@ TRACE_EVENT(erofs_lookup, TP_STRUCT__entry( __field(dev_t, dev ) __field(erofs_nid_t, nid ) - __field(const char *, name ) + __string(name, dentry->d_name.name ) __field(unsigned int, flags ) ),

TP_fast_assign( __entry->dev = dir->i_sb->s_dev; __entry->nid = EROFS_I(dir)->nid; - __entry->name = dentry->d_name.name; + __assign_str(name, dentry->d_name.name); __entry->flags = flags; ),

TP_printk("dev = (%d,%d), pnid = %llu, name:%s, flags:%x", show_dev_nid(__entry), - __entry->name, + __get_str(name), __entry->flags) );

diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index cba1f86e75cd..0c26757ea7fb 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -8822,6 +8822,8 @@ static int check_btf_line(struct bpf_verifier_env *env, nr_linfo = attr->line_info_cnt; if (!nr_linfo) return 0; + if (nr_linfo > INT_MAX / sizeof(struct bpf_line_info)) + return -EINVAL;

rec_size = attr->line_info_rec_size; if (rec_size < MIN_BPF_LINEINFO_SIZE || diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index f1022945e346..b89ff188a618 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -1670,6 +1670,14 @@ static int blk_trace_remove_queue(struct request_queue *q) if (bt == NULL) return -EINVAL;

+ if (bt->trace_state == Blktrace_running) { + bt->trace_state = Blktrace_stopped; + spin_lock_irq(&running_trace_lock); + list_del_init(&bt->running_list); + spin_unlock_irq(&running_trace_lock); + relay_flush(bt->rchan); + } + put_probe_ref(); synchronize_rcu(); blk_trace_free(bt); diff --git a/lib/list_sort.c b/lib/list_sort.c index 52f0c258c895..a926d96ffd44 100644 --- a/lib/list_sort.c +++ b/lib/list_sort.c @@ -7,16 +7,13 @@ #include <linux/list_sort.h> #include <linux/list.h>

-typedef int __attribute__((nonnull(2,3))) (*cmp_func)(void *, - struct list_head const *, struct list_head const *); - /* * Returns a list organized in an intermediate format suited * to chaining of merge() calls: null-terminated, no reserved or * sentinel head node, "prev" links not maintained. */ __attribute__((nonnull(2,3,4))) -static struct list_head *merge(void *priv, cmp_func cmp, +static struct list_head *merge(void *priv, list_cmp_func_t cmp, struct list_head *a, struct list_head *b) { struct list_head *head, **tail = &head; @@ -52,7 +49,7 @@ static struct list_head *merge(void *priv, cmp_func cmp, * throughout. */ __attribute__((nonnull(2,3,4,5))) -static void merge_final(void *priv, cmp_func cmp, struct list_head *head, +static void merge_final(void *priv, list_cmp_func_t cmp, struct list_head *head, struct list_head *a, struct list_head *b) { struct list_head *tail = head; @@ -185,9 +182,7 @@ static void merge_final(void *priv, cmp_func cmp, struct list_head *head, * 2^(k+1) - 1 (second merge of case 5 when x == 2^(k-1) - 1). */ __attribute__((nonnull(2,3))) -void list_sort(void *priv, struct list_head *head, - int (*cmp)(void *priv, struct list_head *a, - struct list_head *b)) +void list_sort(void *priv, struct list_head *head, list_cmp_func_t cmp) { struct list_head *list = head->next, *pending = NULL; size_t count = 0; /* Count of pending */ @@ -227,7 +222,7 @@ void list_sort(void *priv, struct list_head *head, if (likely(bits)) { struct list_head *a = *tail, *b = a->prev;

- a = merge(priv, (cmp_func)cmp, b, a); + a = merge(priv, cmp, b, a); /* Install the merged result in place of the inputs */ a->prev = b->prev; *tail = a; @@ -249,10 +244,10 @@ void list_sort(void *priv, struct list_head *head,

if (!next) break; - list = merge(priv, (cmp_func)cmp, pending, list); + list = merge(priv, cmp, pending, list); pending = next; } /* The final merge, rebuilding prev links */ - merge_final(priv, (cmp_func)cmp, head, pending, list); + merge_final(priv, cmp, head, pending, list); } EXPORT_SYMBOL(list_sort); diff --git a/lib/test_list_sort.c b/lib/test_list_sort.c index 1f017d3b610e..00daaf23316f 100644 --- a/lib/test_list_sort.c +++ b/lib/test_list_sort.c @@ -56,7 +56,8 @@ static int __init check(struct debug_el *ela, struct debug_el *elb) return 0; }

-static int __init cmp(void *priv, struct list_head *a, struct list_head *b) +static int __init cmp(void *priv, const struct list_head *a, + const struct list_head *b) { struct debug_el *ela, *elb;

diff --git a/mm/util.c b/mm/util.c index 4ddb6e186dd5..d5be67771850 100644 --- a/mm/util.c +++ b/mm/util.c @@ -756,7 +756,7 @@ int overcommit_policy_handler(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { struct ctl_table t; - int new_policy; + int new_policy = -1; int ret;

/* @@ -774,7 +774,7 @@ int overcommit_policy_handler(struct ctl_table *table, int write, void *buffer, t = *table; t.data = &new_policy; ret = proc_dointvec_minmax(&t, write, buffer, lenp, ppos); - if (ret) + if (ret || new_policy == -1) return ret;

mm_compute_batch(new_policy); diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index 3ada338d7e08..71c8ef7d4087 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -459,7 +459,7 @@ static int dsa_switch_setup(struct dsa_switch *ds) devlink_params_publish(ds->devlink);

if (!ds->slave_mii_bus && ds->ops->phy_read) { - ds->slave_mii_bus = devm_mdiobus_alloc(ds->dev); + ds->slave_mii_bus = mdiobus_alloc(); if (!ds->slave_mii_bus) { err = -ENOMEM; goto teardown; @@ -469,13 +469,16 @@ static int dsa_switch_setup(struct dsa_switch *ds)

err = mdiobus_register(ds->slave_mii_bus); if (err < 0) - goto teardown; + goto free_slave_mii_bus; }

ds->setup = true;

return 0;

+free_slave_mii_bus: + if (ds->slave_mii_bus && ds->ops->phy_read) + mdiobus_free(ds->slave_mii_bus); teardown: if (ds->ops->teardown) ds->ops->teardown(ds); @@ -500,8 +503,11 @@ static void dsa_switch_teardown(struct dsa_switch *ds) if (!ds->setup) return;

- if (ds->slave_mii_bus && ds->ops->phy_read) + if (ds->slave_mii_bus && ds->ops->phy_read) { mdiobus_unregister(ds->slave_mii_bus); + mdiobus_free(ds->slave_mii_bus); + ds->slave_mii_bus = NULL; + }

dsa_switch_unregister_notifier(ds);

diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 1fb79dbde0cb..e43f1fbac28b 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -1376,7 +1376,6 @@ int fib6_add(struct fib6_node *root, struct fib6_info *rt, int err = -ENOMEM; int allow_create = 1; int replace_required = 0; - int sernum = fib6_new_sernum(info->nl_net);

if (info->nlh) { if (!(info->nlh->nlmsg_flags & NLM_F_CREATE)) @@ -1476,7 +1475,7 @@ int fib6_add(struct fib6_node *root, struct fib6_info *rt, if (!err) { if (rt->nh) list_add(&rt->nh_list, &rt->nh->f6i_list); - __fib6_update_sernum_upto_root(rt, sernum); + __fib6_update_sernum_upto_root(rt, fib6_new_sernum(info->nl_net)); fib6_start_gc(info->nl_net, rt); }

diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c index 696d89c2dce4..5ee5b2ce29a6 100644 --- a/net/smc/smc_clc.c +++ b/net/smc/smc_clc.c @@ -230,7 +230,8 @@ static int smc_clc_prfx_set(struct socket *clcsock, goto out_rel; } /* get address to which the internal TCP socket is bound */ - kernel_getsockname(clcsock, (struct sockaddr *)&addrs); + if (kernel_getsockname(clcsock, (struct sockaddr *)&addrs) < 0) + goto out_rel; /* analyze IP specific data of net_device belonging to TCP socket */ addr6 = (struct sockaddr_in6 *)&addrs; rcu_read_lock(); diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index af96f813c075..c491dd8e67cd 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1089,7 +1089,9 @@ static void smc_conn_abort_work(struct work_struct *work) abort_work); struct smc_sock *smc = container_of(conn, struct smc_sock, conn);

+ lock_sock(&smc->sk); smc_conn_kill(conn, true); + release_sock(&smc->sk); sock_put(&smc->sk); /* sock_hold done by schedulers of abort_work */ }

diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c index 2ac33d32edc2..f6a6acef4223 100644 --- a/net/tipc/name_table.c +++ b/net/tipc/name_table.c @@ -381,8 +381,8 @@ static struct publication *tipc_service_remove_publ(struct service_range *sr, * Code reused: time_after32() for the same purpose */ #define publication_after(pa, pb) time_after32((pa)->id, (pb)->id) -static int tipc_publ_sort(void *priv, struct list_head *a, - struct list_head *b) +static int tipc_publ_sort(void *priv, const struct list_head *a, + const struct list_head *b) { struct publication *pa, *pb;

diff --git a/tools/testing/selftests/arm64/signal/test_signals.h b/tools/testing/selftests/arm64/signal/test_signals.h index f96baf1cef1a..ebe8694dbef0 100644 --- a/tools/testing/selftests/arm64/signal/test_signals.h +++ b/tools/testing/selftests/arm64/signal/test_signals.h @@ -33,10 +33,12 @@ */ enum { FSSBS_BIT, + FSVE_BIT, FMAX_END };

#define FEAT_SSBS (1UL << FSSBS_BIT) +#define FEAT_SVE (1UL << FSVE_BIT)

/* * A descriptor used to describe and configure a test case. diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.c b/tools/testing/selftests/arm64/signal/test_signals_utils.c index 2de6e5ed5e25..22722abc9dfa 100644 --- a/tools/testing/selftests/arm64/signal/test_signals_utils.c +++ b/tools/testing/selftests/arm64/signal/test_signals_utils.c @@ -26,6 +26,7 @@ static int sig_copyctx = SIGTRAP;

static char const *const feats_names[FMAX_END] = { " SSBS ", + " SVE ", };

#define MAX_FEATS_SZ 128 @@ -263,16 +264,21 @@ int test_init(struct tdescr *td) */ if (getauxval(AT_HWCAP) & HWCAP_SSBS) td->feats_supported |= FEAT_SSBS; - if (feats_ok(td)) + if (getauxval(AT_HWCAP) & HWCAP_SVE) + td->feats_supported |= FEAT_SVE; + if (feats_ok(td)) { fprintf(stderr, "Required Features: [%s] supported\n", feats_to_string(td->feats_required & td->feats_supported)); - else + } else { fprintf(stderr, "Required Features: [%s] NOT supported\n", feats_to_string(td->feats_required & ~td->feats_supported)); + td->result = KSFT_SKIP; + return 0; + } }

/* Perform test specific additional initialization */