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ab70cb247f4fc361a93eee9044a7774aae0f33ee
build/patch/kernel/rockchip-rk3588-legacy/patch-5.10.69-70.patch
unifreq ab70cb247f rockchip-rk3588-legacy: kernel patch up to 5.10.72 (#4195) 
* scripts: fix modpost & lld-version

* rockchip-rk4588-legacy: patch-5.10.69-70

* rockchip-rk3588-legacy: patch-5.10.70-71

* rockchip-rk3588-legacy: patch-5.10.71-72

* drv: usb: gadget: legacy: fix webcam.c compilation errors

    drv: usb: gadget: legacy: fix webcam.c compilation errors
    drivers/usb/gadget/legacy/webcam.c: In function ‘webcam_bind’:
    drivers/usb/gadget/legacy/webcam.c:386:37: error: ‘UVC_NUM_REQUESTS’ undeclared (first use in this function)
      386 |         uvc_opts->uvc_num_request = UVC_NUM_REQUESTS;
          |                                     ^~~~~~~~~~~~~~~~

* Update config

Co-authored-by: Igor <igor@armbian.com>
2022-09-20 21:34:48 +02:00

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diff --git a/Makefile b/Makefile
index 683820ad2..ea7037dac 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 1f6a909d1..7bc2f444a 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 641d0ae6d..380098ad8 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -61,7 +61,7 @@
#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 40cbaca81..b9518f94b 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 1c597c988..15b666200 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 911826ea8..80eb2396d 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 6b3f6740a..8802ce651 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 8e1d72a16..7ceae24b0 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 8e645ddac..30f171b7b 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 cc177b443..415693f5d 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 c758fd913..5af0421ef 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 e798d196a..cca79c06d 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1391,10 +1391,14 @@ 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;
@@ -1426,12 +1430,16 @@ 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 410da060d..9e83159f5 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 581be65a5..24c089638 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 c4f2f6c12..16ad9e656 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 61091c0be..fe59a6c75 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1924,7 +1924,8 @@ 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 cb18cb5c5..d061bff5c 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 cb73a5d6e..137a5dd88 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/clk/keystone/sci-clk.c b/drivers/clk/keystone/sci-clk.c
index aaf31abe1..7e1b136e7 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 44a5d15a7..1686705be 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 fc1153ab1..b8a7d9594 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 12211dc04..1a801a5d3 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 b31636915..9eef18349 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 f99f3c10b..39dca147d 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 bc9df3f21..ce21a21dd 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 b5986d19d..a1e7ba599 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 39b092e33..d42c7310b 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 34e6096f1..da21d2a10 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 62e6a14ad..9f1c209d9 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 713770fb2..65e28c4cd 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 21ce2f950..a78b60b62 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 d39952320..29d71267a 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 dd0e3bd50..3c0809095 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 b7f826be8..c44e1f31a 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -426,6 +426,7 @@ 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 53cf1e3dd..77472255e 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -4531,7 +4531,7 @@ 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 38fbb3b59..38cc8340e 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 288d26013..f16f19054 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 39343479a..c82953a32 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 6c1a23cb3..202bf951e 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 8e49d4f85..6bf46d76c 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 f26d03735..5b996330f 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 26179e437..cb0c27041 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 95d10e7bb..92f9f7f52 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 1471c9a36..6f9196ff2 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 353393dea..3593b310c 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 df4a858c8..15aa3b3c0 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 59ec538eb..24357e907 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 ff9d84a71..5d3996767 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 447457cac..3641d7c31 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 fc8c7cd67..8b12a5ab3 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 d8a20e83d..8999e9ce4 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 a99861124..68fbe536a 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 f16a157bb..cf5baa5e5 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 3b5023240..93e3596f1 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 da13683d5..bd0beb16d 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 6072e87ed..025c3246f 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 f269337c8..df8d4c1e5 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 5a9b2f1b1..bbc3efef5 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 2747efc03..46a1e24ba 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 9c356be7f..51f4647ea 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 a6b3b0762..05ad6bee0 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 a40ed9e12..fb96d37a1 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 f175cff39..4f1a29ede 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 f58b8543f..66bb39fd0 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 4d51c4ace..7b0155b0e 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 bdea28675..2c59a5bf3 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 6faf34fa6..b7aac3116 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 ac07a9ef3..41772b886 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 87a7274e4..01088f333 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 89b91cdfb..4d4f77a18 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 f7c832fd4..669fc4286 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 80d74cce2..9858fae81 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 a520f7f21..edaa83a69 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 f04352285..56ae882fb 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 74158fa66..f5204f96f 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 17e94f3aa..48a993d22 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -226,15 +226,14 @@ 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 efe4cf32a..537bee8d2 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 1e26220c7..34ff2181a 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 afa4cc52e..1a0c7beec 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 df5b2d1e2..7748b1335 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 8aef5eb76..3aa7f0a3a 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 99908d8d2..4bbf3316a 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 593a0027c..831538541 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -134,12 +134,16 @@ static u32 dwc2_hsotg_read_frameno(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;
u32 current_frame = dwc2_hsotg_read_frameno(hsotg);
+ 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 if (current_frame <= hs_ep->target_frame) {
hs_ep->frame_overrun = false;
}
@@ -157,10 +161,16 @@ 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;
}
/**
@@ -1022,6 +1032,12 @@ 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.
@@ -1174,14 +1190,19 @@ 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 */
@@ -1329,12 +1350,16 @@ 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;
@@ -1717,11 +1742,9 @@ 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);
@@ -1737,9 +1760,6 @@ 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);
}
}
@@ -2309,19 +2329,6 @@ 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
@@ -2442,20 +2449,11 @@ 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);
}
@@ -2769,6 +2767,12 @@ 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);
}
@@ -2829,23 +2833,18 @@ 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)
@@ -2866,8 +2865,6 @@ 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);
}
/**
@@ -2884,8 +2881,8 @@ 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;
@@ -2899,28 +2896,39 @@ 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));
+ }
+ }
- 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_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.
@@ -2938,7 +2946,9 @@ 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;
@@ -2980,13 +2990,29 @@ 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);
}
/**
@@ -3042,21 +3068,15 @@ 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);
@@ -3065,10 +3085,8 @@ 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);
}
}
@@ -4087,6 +4105,7 @@ 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 9a00a2c7b..27d7bd1c9 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -294,19 +294,6 @@ 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,
@@ -340,9 +327,6 @@ 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:
@@ -1012,9 +996,21 @@ 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 65cae4883..38e4d6b50 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 337b425dd..2df52f75f 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 2b844d186..853238190 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -692,6 +692,7 @@ 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 c26683a27..0c2afed41 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 329fc25f7..6d858bdaf 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 30c25ef0d..48a9a0476 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 acb8eec14..1e990a826 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 b0d7c77e4..5b2373962 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 2227a8241..1fcb871c6 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 b57b2067e..15d4b1ef1 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 92d7fd743..262c0ae50 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 2ffe09aba..3a9cffc08 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 ae3016a9f..f81a972bd 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 ffe318ad2..dc08a3d9b 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 d37b5cfcf..be60cf110 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 9d33bf015..e65d0fabb 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 e8347461c..69ab10c92 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 ec25e5eab..7bf3936ac 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 509811aab..d8b8764f5 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 8ffe8063e..7f5d17376 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 f46904a4e..67139f9d5 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 4c2a9fe30..4493ef0c7 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 cd43c481d..03c3407c8 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 1955dea99..7473b894e 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 3922b2626..383ac2190 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 a8d07273d..26753d0cb 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 caed9d98c..cd9f7baa5 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 8e3a36908..3e06e9a8c 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 a6ee23aad..66645a5a3 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 a4aaeea63..dc3e26e9e 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 1c6fc99fc..b2f5563d1 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 f88694f22..813b5f219 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 9e16a4d0f..984bb480f 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 4e4cf91f4..118819030 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 3991e59cf..5c2695a42 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 990ab3891..8aea07100 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 6c11bfc3d..5c0395256 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 7529eb63c..0dee31628 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 7adc996ca..20905953f 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 b8fe0c23c..475d0a3ce 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 20f178c24..453105f74 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 2ffafbdcd..d14b39d14 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -125,6 +125,7 @@ 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().
@@ -135,6 +136,7 @@ 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 bf9806fd1..db4f2cec8 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 8247f056e..8edcb1db7 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 f1022945e..b89ff188a 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 b14accf4e..a926d96ff 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 *, struct list_head *);
-
/*
* 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 */
diff --git a/lib/test_list_sort.c b/lib/test_list_sort.c
index 1f017d3b6..00daaf233 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 f8fc6a1ee..3d05a88e0 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -761,7 +761,7 @@ 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;
/*
@@ -779,7 +779,7 @@ 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 3ada338d7..71c8ef7d4 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 1fb79dbde..e43f1fbac 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 696d89c2d..5ee5b2ce2 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 af96f813c..c491dd8e6 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 2ac33d32e..f6a6acef4 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 f96baf1ce..ebe8694db 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 2de6e5ed5..22722abc9 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 */
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