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SubjectRe: Linux 5.10.115
Date
diff --git a/Makefile b/Makefile
index b76e6d0aa85d..86d3e137d7f2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 114
+SUBLEVEL = 115
EXTRAVERSION =
NAME = Dare mighty things

diff --git a/arch/mips/include/asm/timex.h b/arch/mips/include/asm/timex.h
index b05bb70a2e46..8026baf46e72 100644
--- a/arch/mips/include/asm/timex.h
+++ b/arch/mips/include/asm/timex.h
@@ -40,9 +40,9 @@
typedef unsigned int cycles_t;

/*
- * On R4000/R4400 before version 5.0 an erratum exists such that if the
- * cycle counter is read in the exact moment that it is matching the
- * compare register, no interrupt will be generated.
+ * On R4000/R4400 an erratum exists such that if the cycle counter is
+ * read in the exact moment that it is matching the compare register,
+ * no interrupt will be generated.
*
* There is a suggested workaround and also the erratum can't strike if
* the compare interrupt isn't being used as the clock source device.
@@ -63,7 +63,7 @@ static inline int can_use_mips_counter(unsigned int prid)
if (!__builtin_constant_p(cpu_has_counter))
asm volatile("" : "=m" (cpu_data[0].options));
if (likely(cpu_has_counter &&
- prid >= (PRID_IMP_R4000 | PRID_REV_ENCODE_44(5, 0))))
+ prid > (PRID_IMP_R4000 | PRID_REV_ENCODE_44(15, 15))))
return 1;
else
return 0;
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index caa01457dce6..ed339d7979f3 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -141,15 +141,10 @@ static __init int cpu_has_mfc0_count_bug(void)
case CPU_R4400MC:
/*
* The published errata for the R4400 up to 3.0 say the CPU
- * has the mfc0 from count bug.
+ * has the mfc0 from count bug. This seems the last version
+ * produced.
*/
- if ((current_cpu_data.processor_id & 0xff) <= 0x30)
- return 1;
-
- /*
- * we assume newer revisions are ok
- */
- return 0;
+ return 1;
}

return 0;
diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c
index 7f2d0c0ecc80..176ef00bdd15 100644
--- a/arch/parisc/kernel/processor.c
+++ b/arch/parisc/kernel/processor.c
@@ -419,8 +419,7 @@ show_cpuinfo (struct seq_file *m, void *v)
}
seq_printf(m, " (0x%02lx)\n", boot_cpu_data.pdc.capabilities);

- seq_printf(m, "model\t\t: %s\n"
- "model name\t: %s\n",
+ seq_printf(m, "model\t\t: %s - %s\n",
boot_cpu_data.pdc.sys_model_name,
cpuinfo->dev ?
cpuinfo->dev->name : "Unknown");
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 18e952fed021..6c3d38b5a8ad 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -66,6 +66,7 @@ static DEFINE_PER_CPU_DECRYPTED(struct kvm_vcpu_pv_apf_data, apf_reason) __align
DEFINE_PER_CPU_DECRYPTED(struct kvm_steal_time, steal_time) __aligned(64) __visible;
static int has_steal_clock = 0;

+static int has_guest_poll = 0;
/*
* No need for any "IO delay" on KVM
*/
@@ -624,14 +625,26 @@ static int kvm_cpu_down_prepare(unsigned int cpu)

static int kvm_suspend(void)
{
+ u64 val = 0;
+
kvm_guest_cpu_offline(false);

+#ifdef CONFIG_ARCH_CPUIDLE_HALTPOLL
+ if (kvm_para_has_feature(KVM_FEATURE_POLL_CONTROL))
+ rdmsrl(MSR_KVM_POLL_CONTROL, val);
+ has_guest_poll = !(val & 1);
+#endif
return 0;
}

static void kvm_resume(void)
{
kvm_cpu_online(raw_smp_processor_id());
+
+#ifdef CONFIG_ARCH_CPUIDLE_HALTPOLL
+ if (kvm_para_has_feature(KVM_FEATURE_POLL_CONTROL) && has_guest_poll)
+ wrmsrl(MSR_KVM_POLL_CONTROL, 0);
+#endif
}

static struct syscore_ops kvm_syscore_ops = {
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 41b0dc37720e..6e1ea5e85e59 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -668,6 +668,11 @@ static inline int __do_cpuid_func(struct kvm_cpuid_array *array, u32 function)
union cpuid10_eax eax;
union cpuid10_edx edx;

+ if (!static_cpu_has(X86_FEATURE_ARCH_PERFMON)) {
+ entry->eax = entry->ebx = entry->ecx = entry->edx = 0;
+ break;
+ }
+
perf_get_x86_pmu_capability(&cap);

/*
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index de11149e28e0..a3ef793fce5f 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -113,7 +113,8 @@ static inline u32 kvm_x2apic_id(struct kvm_lapic *apic)

static bool kvm_can_post_timer_interrupt(struct kvm_vcpu *vcpu)
{
- return pi_inject_timer && kvm_vcpu_apicv_active(vcpu);
+ return pi_inject_timer && kvm_vcpu_apicv_active(vcpu) &&
+ (kvm_mwait_in_guest(vcpu->kvm) || kvm_hlt_in_guest(vcpu->kvm));
}

bool kvm_can_use_hv_timer(struct kvm_vcpu *vcpu)
@@ -2106,10 +2107,9 @@ int kvm_lapic_reg_write(struct kvm_lapic *apic, u32 reg, u32 val)
break;

case APIC_SELF_IPI:
- if (apic_x2apic_mode(apic)) {
- kvm_lapic_reg_write(apic, APIC_ICR,
- APIC_DEST_SELF | (val & APIC_VECTOR_MASK));
- } else
+ if (apic_x2apic_mode(apic))
+ kvm_apic_send_ipi(apic, APIC_DEST_SELF | (val & APIC_VECTOR_MASK), 0);
+ else
ret = 1;
break;
default:
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 99ea1ec12ffe..70ef5b542681 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -3140,6 +3140,8 @@ static void mmu_free_root_page(struct kvm *kvm, hpa_t *root_hpa,
return;

sp = to_shadow_page(*root_hpa & PT64_BASE_ADDR_MASK);
+ if (WARN_ON(!sp))
+ return;

if (kvm_mmu_put_root(kvm, sp)) {
if (sp->tdp_mmu_page)
diff --git a/arch/x86/kvm/svm/pmu.c b/arch/x86/kvm/svm/pmu.c
index 0e9c2322d398..49e5be735f14 100644
--- a/arch/x86/kvm/svm/pmu.c
+++ b/arch/x86/kvm/svm/pmu.c
@@ -44,6 +44,22 @@ static struct kvm_event_hw_type_mapping amd_event_mapping[] = {
[7] = { 0xd1, 0x00, PERF_COUNT_HW_STALLED_CYCLES_BACKEND },
};

+/* duplicated from amd_f17h_perfmon_event_map. */
+static struct kvm_event_hw_type_mapping amd_f17h_event_mapping[] = {
+ [0] = { 0x76, 0x00, PERF_COUNT_HW_CPU_CYCLES },
+ [1] = { 0xc0, 0x00, PERF_COUNT_HW_INSTRUCTIONS },
+ [2] = { 0x60, 0xff, PERF_COUNT_HW_CACHE_REFERENCES },
+ [3] = { 0x64, 0x09, PERF_COUNT_HW_CACHE_MISSES },
+ [4] = { 0xc2, 0x00, PERF_COUNT_HW_BRANCH_INSTRUCTIONS },
+ [5] = { 0xc3, 0x00, PERF_COUNT_HW_BRANCH_MISSES },
+ [6] = { 0x87, 0x02, PERF_COUNT_HW_STALLED_CYCLES_FRONTEND },
+ [7] = { 0x87, 0x01, PERF_COUNT_HW_STALLED_CYCLES_BACKEND },
+};
+
+/* amd_pmc_perf_hw_id depends on these being the same size */
+static_assert(ARRAY_SIZE(amd_event_mapping) ==
+ ARRAY_SIZE(amd_f17h_event_mapping));
+
static unsigned int get_msr_base(struct kvm_pmu *pmu, enum pmu_type type)
{
struct kvm_vcpu *vcpu = pmu_to_vcpu(pmu);
@@ -128,19 +144,25 @@ static inline struct kvm_pmc *get_gp_pmc_amd(struct kvm_pmu *pmu, u32 msr,

static unsigned int amd_pmc_perf_hw_id(struct kvm_pmc *pmc)
{
+ struct kvm_event_hw_type_mapping *event_mapping;
u8 event_select = pmc->eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
u8 unit_mask = (pmc->eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
int i;

+ if (guest_cpuid_family(pmc->vcpu) >= 0x17)
+ event_mapping = amd_f17h_event_mapping;
+ else
+ event_mapping = amd_event_mapping;
+
for (i = 0; i < ARRAY_SIZE(amd_event_mapping); i++)
- if (amd_event_mapping[i].eventsel == event_select
- && amd_event_mapping[i].unit_mask == unit_mask)
+ if (event_mapping[i].eventsel == event_select
+ && event_mapping[i].unit_mask == unit_mask)
break;

if (i == ARRAY_SIZE(amd_event_mapping))
return PERF_COUNT_HW_MAX;

- return amd_event_mapping[i].event_type;
+ return event_mapping[i].event_type;
}

/* return PERF_COUNT_HW_MAX as AMD doesn't have fixed events */
diff --git a/block/blk-map.c b/block/blk-map.c
index 21630dccac62..ede73f4f7014 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -488,7 +488,7 @@ static struct bio *bio_copy_kern(struct request_queue *q, void *data,
if (bytes > len)
bytes = len;

- page = alloc_page(q->bounce_gfp | gfp_mask);
+ page = alloc_page(q->bounce_gfp | __GFP_ZERO | gfp_mask);
if (!page)
goto cleanup;

diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c
index 54be88167c60..f3b3953cac83 100644
--- a/drivers/firewire/core-card.c
+++ b/drivers/firewire/core-card.c
@@ -668,6 +668,7 @@ EXPORT_SYMBOL_GPL(fw_card_release);
void fw_core_remove_card(struct fw_card *card)
{
struct fw_card_driver dummy_driver = dummy_driver_template;
+ unsigned long flags;

card->driver->update_phy_reg(card, 4,
PHY_LINK_ACTIVE | PHY_CONTENDER, 0);
@@ -682,7 +683,9 @@ void fw_core_remove_card(struct fw_card *card)
dummy_driver.stop_iso = card->driver->stop_iso;
card->driver = &dummy_driver;

+ spin_lock_irqsave(&card->lock, flags);
fw_destroy_nodes(card);
+ spin_unlock_irqrestore(&card->lock, flags);

/* Wait for all users, especially device workqueue jobs, to finish. */
fw_card_put(card);
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index fb6c651214f3..b0cc3f1e9bb0 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -1480,6 +1480,7 @@ static void outbound_phy_packet_callback(struct fw_packet *packet,
{
struct outbound_phy_packet_event *e =
container_of(packet, struct outbound_phy_packet_event, p);
+ struct client *e_client;

switch (status) {
/* expected: */
@@ -1496,9 +1497,10 @@ static void outbound_phy_packet_callback(struct fw_packet *packet,
}
e->phy_packet.data[0] = packet->timestamp;

+ e_client = e->client;
queue_event(e->client, &e->event, &e->phy_packet,
sizeof(e->phy_packet) + e->phy_packet.length, NULL, 0);
- client_put(e->client);
+ client_put(e_client);
}

static int ioctl_send_phy_packet(struct client *client, union ioctl_arg *arg)
diff --git a/drivers/firewire/core-topology.c b/drivers/firewire/core-topology.c
index ec68ed27b0a5..4cdbfef79f2e 100644
--- a/drivers/firewire/core-topology.c
+++ b/drivers/firewire/core-topology.c
@@ -374,16 +374,13 @@ static void report_found_node(struct fw_card *card,
card->bm_retries = 0;
}

+/* Must be called with card->lock held */
void fw_destroy_nodes(struct fw_card *card)
{
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
card->color++;
if (card->local_node != NULL)
for_each_fw_node(card, card->local_node, report_lost_node);
card->local_node = NULL;
- spin_unlock_irqrestore(&card->lock, flags);
}

static void move_tree(struct fw_node *node0, struct fw_node *node1, int port)
@@ -509,6 +506,8 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation,
struct fw_node *local_node;
unsigned long flags;

+ spin_lock_irqsave(&card->lock, flags);
+
/*
* If the selfID buffer is not the immediate successor of the
* previously processed one, we cannot reliably compare the
@@ -520,8 +519,6 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation,
card->bm_retries = 0;
}

- spin_lock_irqsave(&card->lock, flags);
-
card->broadcast_channel_allocated = card->broadcast_channel_auto_allocated;
card->node_id = node_id;
/*
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index ac487c96bb71..6c20815cc8d1 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -73,24 +73,25 @@ static int try_cancel_split_timeout(struct fw_transaction *t)
static int close_transaction(struct fw_transaction *transaction,
struct fw_card *card, int rcode)
{
- struct fw_transaction *t;
+ struct fw_transaction *t = NULL, *iter;
unsigned long flags;

spin_lock_irqsave(&card->lock, flags);
- list_for_each_entry(t, &card->transaction_list, link) {
- if (t == transaction) {
- if (!try_cancel_split_timeout(t)) {
+ list_for_each_entry(iter, &card->transaction_list, link) {
+ if (iter == transaction) {
+ if (!try_cancel_split_timeout(iter)) {
spin_unlock_irqrestore(&card->lock, flags);
goto timed_out;
}
- list_del_init(&t->link);
- card->tlabel_mask &= ~(1ULL << t->tlabel);
+ list_del_init(&iter->link);
+ card->tlabel_mask &= ~(1ULL << iter->tlabel);
+ t = iter;
break;
}
}
spin_unlock_irqrestore(&card->lock, flags);

- if (&t->link != &card->transaction_list) {
+ if (t) {
t->callback(card, rcode, NULL, 0, t->callback_data);
return 0;
}
@@ -935,7 +936,7 @@ EXPORT_SYMBOL(fw_core_handle_request);

void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
{
- struct fw_transaction *t;
+ struct fw_transaction *t = NULL, *iter;
unsigned long flags;
u32 *data;
size_t data_length;
@@ -947,20 +948,21 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
rcode = HEADER_GET_RCODE(p->header[1]);

spin_lock_irqsave(&card->lock, flags);
- list_for_each_entry(t, &card->transaction_list, link) {
- if (t->node_id == source && t->tlabel == tlabel) {
- if (!try_cancel_split_timeout(t)) {
+ list_for_each_entry(iter, &card->transaction_list, link) {
+ if (iter->node_id == source && iter->tlabel == tlabel) {
+ if (!try_cancel_split_timeout(iter)) {
spin_unlock_irqrestore(&card->lock, flags);
goto timed_out;
}
- list_del_init(&t->link);
- card->tlabel_mask &= ~(1ULL << t->tlabel);
+ list_del_init(&iter->link);
+ card->tlabel_mask &= ~(1ULL << iter->tlabel);
+ t = iter;
break;
}
}
spin_unlock_irqrestore(&card->lock, flags);

- if (&t->link == &card->transaction_list) {
+ if (!t) {
timed_out:
fw_notice(card, "unsolicited response (source %x, tlabel %x)\n",
source, tlabel);
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index 4d5054211550..2ceed9287435 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -408,7 +408,7 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
void *payload, size_t length, void *callback_data)
{
struct sbp2_logical_unit *lu = callback_data;
- struct sbp2_orb *orb;
+ struct sbp2_orb *orb = NULL, *iter;
struct sbp2_status status;
unsigned long flags;

@@ -433,17 +433,18 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,

/* Lookup the orb corresponding to this status write. */
spin_lock_irqsave(&lu->tgt->lock, flags);
- list_for_each_entry(orb, &lu->orb_list, link) {
+ list_for_each_entry(iter, &lu->orb_list, link) {
if (STATUS_GET_ORB_HIGH(status) == 0 &&
- STATUS_GET_ORB_LOW(status) == orb->request_bus) {
- orb->rcode = RCODE_COMPLETE;
- list_del(&orb->link);
+ STATUS_GET_ORB_LOW(status) == iter->request_bus) {
+ iter->rcode = RCODE_COMPLETE;
+ list_del(&iter->link);
+ orb = iter;
break;
}
}
spin_unlock_irqrestore(&lu->tgt->lock, flags);

- if (&orb->link != &lu->orb_list) {
+ if (orb) {
orb->callback(orb, &status);
kref_put(&orb->kref, free_orb); /* orb callback reference */
} else {
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index a78167b2c9ca..e936e1eb1f95 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -761,11 +761,11 @@ static bool pca953x_irq_pending(struct pca953x_chip *chip, unsigned long *pendin
bitmap_xor(cur_stat, new_stat, old_stat, gc->ngpio);
bitmap_and(trigger, cur_stat, chip->irq_mask, gc->ngpio);

+ bitmap_copy(chip->irq_stat, new_stat, gc->ngpio);
+
if (bitmap_empty(trigger, gc->ngpio))
return false;

- bitmap_copy(chip->irq_stat, new_stat, gc->ngpio);
-
bitmap_and(cur_stat, chip->irq_trig_fall, old_stat, gc->ngpio);
bitmap_and(old_stat, chip->irq_trig_raise, new_stat, gc->ngpio);
bitmap_or(new_stat, old_stat, cur_stat, gc->ngpio);
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 2f895a2b8411..921a99578ff0 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -912,7 +912,7 @@ static void of_gpiochip_init_valid_mask(struct gpio_chip *chip)
i, &start);
of_property_read_u32_index(np, "gpio-reserved-ranges",
i + 1, &count);
- if (start >= chip->ngpio || start + count >= chip->ngpio)
+ if (start >= chip->ngpio || start + count > chip->ngpio)
continue;

bitmap_clear(chip->valid_mask, start, count);
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 0e359a299f9e..3f4403e77814 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -2822,7 +2822,7 @@ static void dp_test_get_audio_test_data(struct dc_link *link, bool disable_video
&dpcd_pattern_type.value,
sizeof(dpcd_pattern_type));

- channel_count = dpcd_test_mode.bits.channel_count + 1;
+ channel_count = min(dpcd_test_mode.bits.channel_count + 1, AUDIO_CHANNELS_COUNT);

// read pattern periods for requested channels when sawTooth pattern is requested
if (dpcd_pattern_type.value == AUDIO_TEST_PATTERN_SAWTOOTH ||
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 740f39a54ab0..71e357956ce4 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -20,6 +20,7 @@
#include <linux/kthread.h>
#include <linux/slab.h>
#include <linux/util_macros.h>
+#include <linux/sched.h>

/* Addresses to scan */
static const unsigned short normal_i2c[] = { 0x2C, 0x2E, 0x2F, I2C_CLIENT_END };
@@ -260,11 +261,10 @@ static int adt7470_update_thread(void *p)
adt7470_read_temperatures(client, data);
mutex_unlock(&data->lock);

- set_current_state(TASK_INTERRUPTIBLE);
if (kthread_should_stop())
break;

- schedule_timeout(msecs_to_jiffies(data->auto_update_interval));
+ schedule_timeout_interruptible(msecs_to_jiffies(data->auto_update_interval));
}

return 0;
diff --git a/drivers/infiniband/sw/siw/siw_cm.c b/drivers/infiniband/sw/siw/siw_cm.c
index 66764f7ef072..6e7399c2ca8c 100644
--- a/drivers/infiniband/sw/siw/siw_cm.c
+++ b/drivers/infiniband/sw/siw/siw_cm.c
@@ -968,14 +968,15 @@ static void siw_accept_newconn(struct siw_cep *cep)

siw_cep_set_inuse(new_cep);
rv = siw_proc_mpareq(new_cep);
- siw_cep_set_free(new_cep);
-
if (rv != -EAGAIN) {
siw_cep_put(cep);
new_cep->listen_cep = NULL;
- if (rv)
+ if (rv) {
+ siw_cep_set_free(new_cep);
goto error;
+ }
}
+ siw_cep_set_free(new_cep);
}
return;

diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index b21c8224b1c8..21749859ad45 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -1626,7 +1626,8 @@ static void iommu_flush_iotlb_psi(struct intel_iommu *iommu,
unsigned long pfn, unsigned int pages,
int ih, int map)
{
- unsigned int mask = ilog2(__roundup_pow_of_two(pages));
+ unsigned int aligned_pages = __roundup_pow_of_two(pages);
+ unsigned int mask = ilog2(aligned_pages);
uint64_t addr = (uint64_t)pfn << VTD_PAGE_SHIFT;
u16 did = domain->iommu_did[iommu->seq_id];

@@ -1638,10 +1639,30 @@ static void iommu_flush_iotlb_psi(struct intel_iommu *iommu,
if (domain_use_first_level(domain)) {
domain_flush_piotlb(iommu, domain, addr, pages, ih);
} else {
+ unsigned long bitmask = aligned_pages - 1;
+
+ /*
+ * PSI masks the low order bits of the base address. If the
+ * address isn't aligned to the mask, then compute a mask value
+ * needed to ensure the target range is flushed.
+ */
+ if (unlikely(bitmask & pfn)) {
+ unsigned long end_pfn = pfn + pages - 1, shared_bits;
+
+ /*
+ * Since end_pfn <= pfn + bitmask, the only way bits
+ * higher than bitmask can differ in pfn and end_pfn is
+ * by carrying. This means after masking out bitmask,
+ * high bits starting with the first set bit in
+ * shared_bits are all equal in both pfn and end_pfn.
+ */
+ shared_bits = ~(pfn ^ end_pfn) & ~bitmask;
+ mask = shared_bits ? __ffs(shared_bits) : BITS_PER_LONG;
+ }
+
/*
* Fallback to domain selective flush if no PSI support or
- * the size is too big. PSI requires page size to be 2 ^ x,
- * and the base address is naturally aligned to the size.
+ * the size is too big.
*/
if (!cap_pgsel_inv(iommu->cap) ||
mask > cap_max_amask_val(iommu->cap))
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index b3d8d9e0e6f6..ab0e2338e47e 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -612,13 +612,15 @@ static void end_io_acct(struct mapped_device *md, struct bio *bio,
{
unsigned long duration = jiffies - start_time;

- bio_end_io_acct(bio, start_time);
-
if (unlikely(dm_stats_used(&md->stats)))
dm_stats_account_io(&md->stats, bio_data_dir(bio),
bio->bi_iter.bi_sector, bio_sectors(bio),
true, duration, stats_aux);

+ smp_wmb();
+
+ bio_end_io_acct(bio, start_time);
+
/* nudge anyone waiting on suspend queue */
if (unlikely(wq_has_sleeper(&md->wait)))
wake_up(&md->wait);
@@ -2348,6 +2350,8 @@ static int dm_wait_for_bios_completion(struct mapped_device *md, long task_state
}
finish_wait(&md->wait, &wait);

+ smp_rmb();
+
return r;
}

diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 7494d595035e..87807ef010a9 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1378,13 +1378,17 @@ static int mmc_select_hs400es(struct mmc_card *card)
goto out_err;
}

+ /*
+ * Bump to HS timing and frequency. Some cards don't handle
+ * SEND_STATUS reliably at the initial frequency.
+ */
mmc_set_timing(host, MMC_TIMING_MMC_HS);
+ mmc_set_bus_speed(card);
+
err = mmc_switch_status(card, true);
if (err)
goto out_err;

- mmc_set_clock(host, card->ext_csd.hs_max_dtr);
-
/* Switch card to DDR with strobe bit */
val = EXT_CSD_DDR_BUS_WIDTH_8 | EXT_CSD_BUS_WIDTH_STROBE;
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
@@ -1442,7 +1446,7 @@ static int mmc_select_hs400es(struct mmc_card *card)
static int mmc_select_hs200(struct mmc_card *card)
{
struct mmc_host *host = card->host;
- unsigned int old_timing, old_signal_voltage;
+ unsigned int old_timing, old_signal_voltage, old_clock;
int err = -EINVAL;
u8 val;

@@ -1473,8 +1477,17 @@ static int mmc_select_hs200(struct mmc_card *card)
false, true);
if (err)
goto err;
+
+ /*
+ * Bump to HS timing and frequency. Some cards don't handle
+ * SEND_STATUS reliably at the initial frequency.
+ * NB: We can't move to full (HS200) speeds until after we've
+ * successfully switched over.
+ */
old_timing = host->ios.timing;
+ old_clock = host->ios.clock;
mmc_set_timing(host, MMC_TIMING_MMC_HS200);
+ mmc_set_clock(card->host, card->ext_csd.hs_max_dtr);

/*
* For HS200, CRC errors are not a reliable way to know the
@@ -1487,8 +1500,10 @@ static int mmc_select_hs200(struct mmc_card *card)
* mmc_select_timing() assumes timing has not changed if
* it is a switch error.
*/
- if (err == -EBADMSG)
+ if (err == -EBADMSG) {
+ mmc_set_clock(host, old_clock);
mmc_set_timing(host, old_timing);
+ }
}
err:
if (err) {
diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c
index e00167bcfaf6..b5cb83bb9b85 100644
--- a/drivers/mmc/host/rtsx_pci_sdmmc.c
+++ b/drivers/mmc/host/rtsx_pci_sdmmc.c
@@ -37,10 +37,7 @@ struct realtek_pci_sdmmc {
bool double_clk;
bool eject;
bool initial_mode;
- int power_state;
-#define SDMMC_POWER_ON 1
-#define SDMMC_POWER_OFF 0
-
+ int prev_power_state;
int sg_count;
s32 cookie;
int cookie_sg_count;
@@ -902,14 +899,21 @@ static int sd_set_bus_width(struct realtek_pci_sdmmc *host,
return err;
}

-static int sd_power_on(struct realtek_pci_sdmmc *host)
+static int sd_power_on(struct realtek_pci_sdmmc *host, unsigned char power_mode)
{
struct rtsx_pcr *pcr = host->pcr;
int err;

- if (host->power_state == SDMMC_POWER_ON)
+ if (host->prev_power_state == MMC_POWER_ON)
return 0;

+ if (host->prev_power_state == MMC_POWER_UP) {
+ rtsx_pci_write_register(pcr, SD_BUS_STAT, SD_CLK_TOGGLE_EN, 0);
+ goto finish;
+ }
+
+ msleep(100);
+
rtsx_pci_init_cmd(pcr);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_SELECT, 0x07, SD_MOD_SEL);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_SHARE_MODE,
@@ -928,11 +932,17 @@ static int sd_power_on(struct realtek_pci_sdmmc *host)
if (err < 0)
return err;

+ mdelay(1);
+
err = rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, SD_OUTPUT_EN);
if (err < 0)
return err;

- host->power_state = SDMMC_POWER_ON;
+ /* send at least 74 clocks */
+ rtsx_pci_write_register(pcr, SD_BUS_STAT, SD_CLK_TOGGLE_EN, SD_CLK_TOGGLE_EN);
+
+finish:
+ host->prev_power_state = power_mode;
return 0;
}

@@ -941,7 +951,7 @@ static int sd_power_off(struct realtek_pci_sdmmc *host)
struct rtsx_pcr *pcr = host->pcr;
int err;

- host->power_state = SDMMC_POWER_OFF;
+ host->prev_power_state = MMC_POWER_OFF;

rtsx_pci_init_cmd(pcr);

@@ -967,7 +977,7 @@ static int sd_set_power_mode(struct realtek_pci_sdmmc *host,
if (power_mode == MMC_POWER_OFF)
err = sd_power_off(host);
else
- err = sd_power_on(host);
+ err = sd_power_on(host, power_mode);

return err;
}
@@ -1404,10 +1414,11 @@ static int rtsx_pci_sdmmc_drv_probe(struct platform_device *pdev)

host = mmc_priv(mmc);
host->pcr = pcr;
+ mmc->ios.power_delay_ms = 5;
host->mmc = mmc;
host->pdev = pdev;
host->cookie = -1;
- host->power_state = SDMMC_POWER_OFF;
+ host->prev_power_state = MMC_POWER_OFF;
INIT_WORK(&host->work, sd_request);
platform_set_drvdata(pdev, host);
pcr->slots[RTSX_SD_CARD].p_dev = pdev;
diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index 588b9a564117..192cb8b20b47 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -16,6 +16,7 @@
#include <linux/regulator/consumer.h>
#include <linux/interconnect.h>
#include <linux/pinctrl/consumer.h>
+#include <linux/reset.h>

#include "sdhci-pltfm.h"
#include "cqhci.h"
@@ -2228,6 +2229,43 @@ static inline void sdhci_msm_get_of_property(struct platform_device *pdev,
of_property_read_u32(node, "qcom,dll-config", &msm_host->dll_config);
}

+static int sdhci_msm_gcc_reset(struct device *dev, struct sdhci_host *host)
+{
+ struct reset_control *reset;
+ int ret = 0;
+
+ reset = reset_control_get_optional_exclusive(dev, NULL);
+ if (IS_ERR(reset))
+ return dev_err_probe(dev, PTR_ERR(reset),
+ "unable to acquire core_reset\n");
+
+ if (!reset)
+ return ret;
+
+ ret = reset_control_assert(reset);
+ if (ret) {
+ reset_control_put(reset);
+ return dev_err_probe(dev, ret, "core_reset assert failed\n");
+ }
+
+ /*
+ * The hardware requirement for delay between assert/deassert
+ * is at least 3-4 sleep clock (32.7KHz) cycles, which comes to
+ * ~125us (4/32768). To be on the safe side add 200us delay.
+ */
+ usleep_range(200, 210);
+
+ ret = reset_control_deassert(reset);
+ if (ret) {
+ reset_control_put(reset);
+ return dev_err_probe(dev, ret, "core_reset deassert failed\n");
+ }
+
+ usleep_range(200, 210);
+ reset_control_put(reset);
+
+ return ret;
+}

static int sdhci_msm_probe(struct platform_device *pdev)
{
@@ -2276,6 +2314,10 @@ static int sdhci_msm_probe(struct platform_device *pdev)

msm_host->saved_tuning_phase = INVALID_TUNING_PHASE;

+ ret = sdhci_msm_gcc_reset(&pdev->dev, host);
+ if (ret)
+ goto pltfm_free;
+
/* Setup SDCC bus voter clock. */
msm_host->bus_clk = devm_clk_get(&pdev->dev, "bus");
if (!IS_ERR(msm_host->bus_clk)) {
diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c
index 39802f107eb1..4923f9ac6a43 100644
--- a/drivers/net/can/grcan.c
+++ b/drivers/net/can/grcan.c
@@ -241,13 +241,14 @@ struct grcan_device_config {
.rxsize = GRCAN_DEFAULT_BUFFER_SIZE, \
}

-#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 0x4100
+#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 4100
#define GRLIB_VERSION_MASK 0xffff

/* GRCAN private data structure */
struct grcan_priv {
struct can_priv can; /* must be the first member */
struct net_device *dev;
+ struct device *ofdev_dev;
struct napi_struct napi;

struct grcan_registers __iomem *regs; /* ioremap'ed registers */
@@ -924,7 +925,7 @@ static void grcan_free_dma_buffers(struct net_device *dev)
struct grcan_priv *priv = netdev_priv(dev);
struct grcan_dma *dma = &priv->dma;

- dma_free_coherent(&dev->dev, dma->base_size, dma->base_buf,
+ dma_free_coherent(priv->ofdev_dev, dma->base_size, dma->base_buf,
dma->base_handle);
memset(dma, 0, sizeof(*dma));
}
@@ -949,7 +950,7 @@ static int grcan_allocate_dma_buffers(struct net_device *dev,

/* Extra GRCAN_BUFFER_ALIGNMENT to allow for alignment */
dma->base_size = lsize + ssize + GRCAN_BUFFER_ALIGNMENT;
- dma->base_buf = dma_alloc_coherent(&dev->dev,
+ dma->base_buf = dma_alloc_coherent(priv->ofdev_dev,
dma->base_size,
&dma->base_handle,
GFP_KERNEL);
@@ -1113,8 +1114,10 @@ static int grcan_close(struct net_device *dev)

priv->closing = true;
if (priv->need_txbug_workaround) {
+ spin_unlock_irqrestore(&priv->lock, flags);
del_timer_sync(&priv->hang_timer);
del_timer_sync(&priv->rr_timer);
+ spin_lock_irqsave(&priv->lock, flags);
}
netif_stop_queue(dev);
grcan_stop_hardware(dev);
@@ -1134,7 +1137,7 @@ static int grcan_close(struct net_device *dev)
return 0;
}

-static int grcan_transmit_catch_up(struct net_device *dev, int budget)
+static void grcan_transmit_catch_up(struct net_device *dev)
{
struct grcan_priv *priv = netdev_priv(dev);
unsigned long flags;
@@ -1142,7 +1145,7 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget)

spin_lock_irqsave(&priv->lock, flags);

- work_done = catch_up_echo_skb(dev, budget, true);
+ work_done = catch_up_echo_skb(dev, -1, true);
if (work_done) {
if (!priv->resetting && !priv->closing &&
!(priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY))
@@ -1156,8 +1159,6 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget)
}

spin_unlock_irqrestore(&priv->lock, flags);
-
- return work_done;
}

static int grcan_receive(struct net_device *dev, int budget)
@@ -1239,19 +1240,13 @@ static int grcan_poll(struct napi_struct *napi, int budget)
struct net_device *dev = priv->dev;
struct grcan_registers __iomem *regs = priv->regs;
unsigned long flags;
- int tx_work_done, rx_work_done;
- int rx_budget = budget / 2;
- int tx_budget = budget - rx_budget;
+ int work_done;

- /* Half of the budget for receiving messages */
- rx_work_done = grcan_receive(dev, rx_budget);
+ work_done = grcan_receive(dev, budget);

- /* Half of the budget for transmitting messages as that can trigger echo
- * frames being received
- */
- tx_work_done = grcan_transmit_catch_up(dev, tx_budget);
+ grcan_transmit_catch_up(dev);

- if (rx_work_done < rx_budget && tx_work_done < tx_budget) {
+ if (work_done < budget) {
napi_complete(napi);

/* Guarantee no interference with a running reset that otherwise
@@ -1268,7 +1263,7 @@ static int grcan_poll(struct napi_struct *napi, int budget)
spin_unlock_irqrestore(&priv->lock, flags);
}

- return rx_work_done + tx_work_done;
+ return work_done;
}

/* Work tx bug by waiting while for the risky situation to clear. If that fails,
@@ -1600,6 +1595,7 @@ static int grcan_setup_netdev(struct platform_device *ofdev,
memcpy(&priv->config, &grcan_module_config,
sizeof(struct grcan_device_config));
priv->dev = dev;
+ priv->ofdev_dev = &ofdev->dev;
priv->regs = base;
priv->can.bittiming_const = &grcan_bittiming_const;
priv->can.do_set_bittiming = grcan_set_bittiming;
@@ -1652,6 +1648,7 @@ static int grcan_setup_netdev(struct platform_device *ofdev,
static int grcan_probe(struct platform_device *ofdev)
{
struct device_node *np = ofdev->dev.of_node;
+ struct device_node *sysid_parent;
u32 sysid, ambafreq;
int irq, err;
void __iomem *base;
@@ -1660,10 +1657,15 @@ static int grcan_probe(struct platform_device *ofdev)
/* Compare GRLIB version number with the first that does not
* have the tx bug (see start_xmit)
*/
- err = of_property_read_u32(np, "systemid", &sysid);
- if (!err && ((sysid & GRLIB_VERSION_MASK)
- >= GRCAN_TXBUG_SAFE_GRLIB_VERSION))
- txbug = false;
+ sysid_parent = of_find_node_by_path("/ambapp0");
+ if (sysid_parent) {
+ of_node_get(sysid_parent);
+ err = of_property_read_u32(sysid_parent, "systemid", &sysid);
+ if (!err && ((sysid & GRLIB_VERSION_MASK) >=
+ GRCAN_TXBUG_SAFE_GRLIB_VERSION))
+ txbug = false;
+ of_node_put(sysid_parent);
+ }

err = of_property_read_u32(np, "freq", &ambafreq);
if (err) {
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 5ee8809bc271..c355824ddb81 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1663,6 +1663,7 @@ mt7530_setup(struct dsa_switch *ds)
ret = of_get_phy_mode(mac_np, &interface);
if (ret && ret != -ENODEV) {
of_node_put(mac_np);
+ of_node_put(phy_node);
return ret;
}
id = of_mdio_parse_addr(ds->dev, phy_node);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index cb0c270418a4..b818d5f342d5 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -2575,6 +2575,10 @@ static int bnxt_poll_p5(struct napi_struct *napi, int budget)
u32 idx = le32_to_cpu(nqcmp->cq_handle_low);
struct bnxt_cp_ring_info *cpr2;

+ /* No more budget for RX work */
+ if (budget && work_done >= budget && idx == BNXT_RX_HDL)
+ break;
+
cpr2 = cpr->cp_ring_arr[idx];
work_done += __bnxt_poll_work(bp, cpr2,
budget - work_done);
@@ -10453,7 +10457,7 @@ static bool bnxt_rfs_capable(struct bnxt *bp)

if (bp->flags & BNXT_FLAG_CHIP_P5)
return bnxt_rfs_supported(bp);
- if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp))
+ if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp) || !bp->rx_nr_rings)
return false;

vnics = 1 + bp->rx_nr_rings;
@@ -12481,10 +12485,9 @@ static int bnxt_init_dflt_ring_mode(struct bnxt *bp)
goto init_dflt_ring_err;

bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
- if (bnxt_rfs_supported(bp) && bnxt_rfs_capable(bp)) {
- bp->flags |= BNXT_FLAG_RFS;
- bp->dev->features |= NETIF_F_NTUPLE;
- }
+
+ bnxt_set_dflt_rfs(bp);
+
init_dflt_ring_err:
bnxt_ulp_irq_restart(bp, rc);
return rc;
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c
index 5dc3743f8091..f04ac00e3e70 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_wq.c
@@ -771,7 +771,7 @@ struct hinic_hw_wqe *hinic_get_wqe(struct hinic_wq *wq, unsigned int wqe_size,
/* If we only have one page, still need to get shadown wqe when
* wqe rolling-over page
*/
- if (curr_pg != end_pg || MASKED_WQE_IDX(wq, end_prod_idx) < *prod_idx) {
+ if (curr_pg != end_pg || end_prod_idx < *prod_idx) {
void *shadow_addr = &wq->shadow_wqe[curr_pg * wq->max_wqe_size];

copy_wqe_to_shadow(wq, shadow_addr, num_wqebbs, *prod_idx);
@@ -841,7 +841,10 @@ struct hinic_hw_wqe *hinic_read_wqe(struct hinic_wq *wq, unsigned int wqe_size,

*cons_idx = curr_cons_idx;

- if (curr_pg != end_pg) {
+ /* If we only have one page, still need to get shadown wqe when
+ * wqe rolling-over page
+ */
+ if (curr_pg != end_pg || end_cons_idx < curr_cons_idx) {
void *shadow_addr = &wq->shadow_wqe[curr_pg * wq->max_wqe_size];

copy_wqe_to_shadow(wq, shadow_addr, num_wqebbs, *cons_idx);
diff --git a/drivers/net/ethernet/mediatek/mtk_sgmii.c b/drivers/net/ethernet/mediatek/mtk_sgmii.c
index 32d83421226a..5897940a418b 100644
--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c
+++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c
@@ -26,6 +26,7 @@ int mtk_sgmii_init(struct mtk_sgmii *ss, struct device_node *r, u32 ana_rgc3)
break;

ss->regmap[i] = syscon_node_to_regmap(np);
+ of_node_put(np);
if (IS_ERR(ss->regmap[i]))
return PTR_ERR(ss->regmap[i]);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c
index ed4fb79b4db7..75b6060f7a9a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/rsc_dump.c
@@ -31,6 +31,7 @@ static const char *const mlx5_rsc_sgmt_name[] = {
struct mlx5_rsc_dump {
u32 pdn;
struct mlx5_core_mkey mkey;
+ u32 number_of_menu_items;
u16 fw_segment_type[MLX5_SGMT_TYPE_NUM];
};

@@ -50,21 +51,37 @@ static int mlx5_rsc_dump_sgmt_get_by_name(char *name)
return -EINVAL;
}

-static void mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct page *page)
+#define MLX5_RSC_DUMP_MENU_HEADER_SIZE (MLX5_ST_SZ_BYTES(resource_dump_info_segment) + \
+ MLX5_ST_SZ_BYTES(resource_dump_command_segment) + \
+ MLX5_ST_SZ_BYTES(resource_dump_menu_segment))
+
+static int mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct page *page,
+ int read_size, int start_idx)
{
void *data = page_address(page);
enum mlx5_sgmt_type sgmt_idx;
int num_of_items;
char *sgmt_name;
void *member;
+ int size = 0;
void *menu;
int i;

- menu = MLX5_ADDR_OF(menu_resource_dump_response, data, menu);
- num_of_items = MLX5_GET(resource_dump_menu_segment, menu, num_of_records);
+ if (!start_idx) {
+ menu = MLX5_ADDR_OF(menu_resource_dump_response, data, menu);
+ rsc_dump->number_of_menu_items = MLX5_GET(resource_dump_menu_segment, menu,
+ num_of_records);
+ size = MLX5_RSC_DUMP_MENU_HEADER_SIZE;
+ data += size;
+ }
+ num_of_items = rsc_dump->number_of_menu_items;
+
+ for (i = 0; start_idx + i < num_of_items; i++) {
+ size += MLX5_ST_SZ_BYTES(resource_dump_menu_record);
+ if (size >= read_size)
+ return start_idx + i;

- for (i = 0; i < num_of_items; i++) {
- member = MLX5_ADDR_OF(resource_dump_menu_segment, menu, record[i]);
+ member = data + MLX5_ST_SZ_BYTES(resource_dump_menu_record) * i;
sgmt_name = MLX5_ADDR_OF(resource_dump_menu_record, member, segment_name);
sgmt_idx = mlx5_rsc_dump_sgmt_get_by_name(sgmt_name);
if (sgmt_idx == -EINVAL)
@@ -72,6 +89,7 @@ static void mlx5_rsc_dump_read_menu_sgmt(struct mlx5_rsc_dump *rsc_dump, struct
rsc_dump->fw_segment_type[sgmt_idx] = MLX5_GET(resource_dump_menu_record,
member, segment_type);
}
+ return 0;
}

static int mlx5_rsc_dump_trigger(struct mlx5_core_dev *dev, struct mlx5_rsc_dump_cmd *cmd,
@@ -168,6 +186,7 @@ static int mlx5_rsc_dump_menu(struct mlx5_core_dev *dev)
struct mlx5_rsc_dump_cmd *cmd = NULL;
struct mlx5_rsc_key key = {};
struct page *page;
+ int start_idx = 0;
int size;
int err;

@@ -189,7 +208,7 @@ static int mlx5_rsc_dump_menu(struct mlx5_core_dev *dev)
if (err < 0)
goto destroy_cmd;

- mlx5_rsc_dump_read_menu_sgmt(dev->rsc_dump, page);
+ start_idx = mlx5_rsc_dump_read_menu_sgmt(dev->rsc_dump, page, size, start_idx);

} while (err > 0);

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
index 673f1c82d381..c9d5d8d93994 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/port_buffer.c
@@ -309,8 +309,8 @@ int mlx5e_port_manual_buffer_config(struct mlx5e_priv *priv,
if (err)
return err;

- err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, port_buff_cell_sz,
- xoff, &port_buffer, &update_buffer);
+ err = update_buffer_lossy(max_mtu, curr_pfc_en, prio2buffer, xoff,
+ port_buff_cell_sz, &port_buffer, &update_buffer);
if (err)
return err;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
index 0469f53dfb99..511c43146562 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
@@ -1629,6 +1629,8 @@ mlx5_tc_ct_flush_ft_entry(void *ptr, void *arg)
static void
mlx5_tc_ct_del_ft_cb(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_ft *ft)
{
+ struct mlx5e_priv *priv;
+
if (!refcount_dec_and_test(&ft->refcount))
return;

@@ -1638,6 +1640,8 @@ mlx5_tc_ct_del_ft_cb(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_ft *ft)
rhashtable_free_and_destroy(&ft->ct_entries_ht,
mlx5_tc_ct_flush_ft_entry,
ct_priv);
+ priv = netdev_priv(ct_priv->netdev);
+ flush_workqueue(priv->wq);
mlx5_tc_ct_free_pre_ct_tables(ft);
mapping_remove(ct_priv->zone_mapping, ft->zone_restore_id);
kfree(ft);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
index f23c67575073..7c0ae7c38eef 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c
@@ -1210,6 +1210,16 @@ static int mlx5e_trust_initialize(struct mlx5e_priv *priv)
if (err)
return err;

+ if (priv->dcbx_dp.trust_state == MLX5_QPTS_TRUST_PCP && priv->dcbx.dscp_app_cnt) {
+ /*
+ * Align the driver state with the register state.
+ * Temporary state change is required to enable the app list reset.
+ */
+ priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_DSCP;
+ mlx5e_dcbnl_delete_app(priv);
+ priv->dcbx_dp.trust_state = MLX5_QPTS_TRUST_PCP;
+ }
+
mlx5e_params_calc_trust_tx_min_inline_mode(priv->mdev, &priv->channels.params,
priv->dcbx_dp.trust_state);

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 1ad1692a5b2d..f1bf7f6758d0 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -2396,6 +2396,17 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
match.key->vlan_priority);

*match_level = MLX5_MATCH_L2;
+
+ if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CVLAN) &&
+ match.mask->vlan_eth_type &&
+ MLX5_CAP_FLOWTABLE_TYPE(priv->mdev,
+ ft_field_support.outer_second_vid,
+ fs_type)) {
+ MLX5_SET(fte_match_set_misc, misc_c,
+ outer_second_cvlan_tag, 1);
+ spec->match_criteria_enable |=
+ MLX5_MATCH_MISC_PARAMETERS;
+ }
}
} else if (*match_level != MLX5_MATCH_NONE) {
/* cvlan_tag enabled in match criteria and
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
index 9b472e793ee3..e29db4c39b37 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
@@ -134,14 +134,19 @@ static void mlx5_stop_sync_reset_poll(struct mlx5_core_dev *dev)
del_timer_sync(&fw_reset->timer);
}

-static void mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health)
+static int mlx5_sync_reset_clear_reset_requested(struct mlx5_core_dev *dev, bool poll_health)
{
struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset;

+ if (!test_and_clear_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) {
+ mlx5_core_warn(dev, "Reset request was already cleared\n");
+ return -EALREADY;
+ }
+
mlx5_stop_sync_reset_poll(dev);
- clear_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags);
if (poll_health)
mlx5_start_health_poll(dev);
+ return 0;
}

#define MLX5_RESET_POLL_INTERVAL (HZ / 10)
@@ -185,13 +190,17 @@ static int mlx5_fw_reset_set_reset_sync_nack(struct mlx5_core_dev *dev)
return mlx5_reg_mfrl_set(dev, MLX5_MFRL_REG_RESET_LEVEL3, 0, 2, false);
}

-static void mlx5_sync_reset_set_reset_requested(struct mlx5_core_dev *dev)
+static int mlx5_sync_reset_set_reset_requested(struct mlx5_core_dev *dev)
{
struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset;

+ if (test_and_set_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags)) {
+ mlx5_core_warn(dev, "Reset request was already set\n");
+ return -EALREADY;
+ }
mlx5_stop_health_poll(dev, true);
- set_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags);
mlx5_start_sync_reset_poll(dev);
+ return 0;
}

static void mlx5_fw_live_patch_event(struct work_struct *work)
@@ -225,7 +234,9 @@ static void mlx5_sync_reset_request_event(struct work_struct *work)
err ? "Failed" : "Sent");
return;
}
- mlx5_sync_reset_set_reset_requested(dev);
+ if (mlx5_sync_reset_set_reset_requested(dev))
+ return;
+
err = mlx5_fw_reset_set_reset_sync_ack(dev);
if (err)
mlx5_core_warn(dev, "PCI Sync FW Update Reset Ack Failed. Error code: %d\n", err);
@@ -325,7 +336,8 @@ static void mlx5_sync_reset_now_event(struct work_struct *work)
struct mlx5_core_dev *dev = fw_reset->dev;
int err;

- mlx5_sync_reset_clear_reset_requested(dev, false);
+ if (mlx5_sync_reset_clear_reset_requested(dev, false))
+ return;

mlx5_core_warn(dev, "Sync Reset now. Device is going to reset.\n");

@@ -354,10 +366,8 @@ static void mlx5_sync_reset_abort_event(struct work_struct *work)
reset_abort_work);
struct mlx5_core_dev *dev = fw_reset->dev;

- if (!test_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags))
+ if (mlx5_sync_reset_clear_reset_requested(dev, true))
return;
-
- mlx5_sync_reset_clear_reset_requested(dev, true);
mlx5_core_warn(dev, "PCI Sync FW Update Reset Aborted.\n");
}

diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c
index 823d9a7184fe..6c4479c31097 100644
--- a/drivers/net/ethernet/smsc/smsc911x.c
+++ b/drivers/net/ethernet/smsc/smsc911x.c
@@ -2422,7 +2422,7 @@ static int smsc911x_drv_probe(struct platform_device *pdev)
if (irq == -EPROBE_DEFER) {
retval = -EPROBE_DEFER;
goto out_0;
- } else if (irq <= 0) {
+ } else if (irq < 0) {
pr_warn("Could not allocate irq resource\n");
retval = -ENODEV;
goto out_0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index a9087dae767d..fb065b074553 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -243,6 +243,7 @@ static int intel_mgbe_common_data(struct pci_dev *pdev,
plat->has_gmac4 = 1;
plat->force_sf_dma_mode = 0;
plat->tso_en = 1;
+ plat->sph_disable = 1;

plat->rx_sched_algorithm = MTL_RX_ALGORITHM_SP;

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index cad6588840d8..958bbcfc2668 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -895,6 +895,7 @@ static int sun8i_dwmac_register_mdio_mux(struct stmmac_priv *priv)

ret = mdio_mux_init(priv->device, mdio_mux, mdio_mux_syscon_switch_fn,
&gmac->mux_handle, priv, priv->mii);
+ of_node_put(mdio_mux);
return ret;
}

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index a46c32257de4..e9aa9a5eba6b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -5046,7 +5046,7 @@ int stmmac_dvr_probe(struct device *device,
dev_info(priv->device, "TSO feature enabled\n");
}

- if (priv->dma_cap.sphen) {
+ if (priv->dma_cap.sphen && !priv->plat->sph_disable) {
ndev->hw_features |= NETIF_F_GRO;
priv->sph = true;
dev_info(priv->device, "SPH feature enabled\n");
diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c
index 31cefd6ef680..a1ee205d6a88 100644
--- a/drivers/net/ethernet/ti/cpsw_new.c
+++ b/drivers/net/ethernet/ti/cpsw_new.c
@@ -1255,8 +1255,10 @@ static int cpsw_probe_dt(struct cpsw_common *cpsw)
data->slave_data = devm_kcalloc(dev, CPSW_SLAVE_PORTS_NUM,
sizeof(struct cpsw_slave_data),
GFP_KERNEL);
- if (!data->slave_data)
+ if (!data->slave_data) {
+ of_node_put(tmp_node);
return -ENOMEM;
+ }

/* Populate all the child nodes here...
*/
@@ -1353,6 +1355,7 @@ static int cpsw_probe_dt(struct cpsw_common *cpsw)

err_node_put:
of_node_put(port_np);
+ of_node_put(tmp_node);
return ret;
}

diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 4bd44fbc6ecf..e29b5523b19b 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -820,10 +820,10 @@ static int xemaclite_mdio_write(struct mii_bus *bus, int phy_id, int reg,
static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
{
struct mii_bus *bus;
- int rc;
struct resource res;
struct device_node *np = of_get_parent(lp->phy_node);
struct device_node *npp;
+ int rc, ret;

/* Don't register the MDIO bus if the phy_node or its parent node
* can't be found.
@@ -833,8 +833,14 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
return -ENODEV;
}
npp = of_get_parent(np);
-
- of_address_to_resource(npp, 0, &res);
+ ret = of_address_to_resource(npp, 0, &res);
+ of_node_put(npp);
+ if (ret) {
+ dev_err(dev, "%s resource error!\n",
+ dev->of_node->full_name);
+ of_node_put(np);
+ return ret;
+ }
if (lp->ndev->mem_start != res.start) {
struct phy_device *phydev;
phydev = of_phy_find_device(lp->phy_node);
@@ -843,6 +849,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
"MDIO of the phy is not registered yet\n");
else
put_device(&phydev->mdio.dev);
+ of_node_put(np);
return 0;
}

@@ -855,6 +862,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
bus = mdiobus_alloc();
if (!bus) {
dev_err(dev, "Failed to allocate mdiobus\n");
+ of_node_put(np);
return -ENOMEM;
}

@@ -867,6 +875,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
bus->parent = dev;

rc = of_mdiobus_register(bus, np);
+ of_node_put(np);
if (rc) {
dev_err(dev, "Failed to register mdio bus.\n");
goto err_register;
diff --git a/drivers/nfc/nfcmrvl/main.c b/drivers/nfc/nfcmrvl/main.c
index 529be35ac178..54d228acc0f5 100644
--- a/drivers/nfc/nfcmrvl/main.c
+++ b/drivers/nfc/nfcmrvl/main.c
@@ -194,6 +194,7 @@ void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv)
{
struct nci_dev *ndev = priv->ndev;

+ nci_unregister_device(ndev);
if (priv->ndev->nfc_dev->fw_download_in_progress)
nfcmrvl_fw_dnld_abort(priv);

@@ -202,7 +203,6 @@ void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv)
if (gpio_is_valid(priv->config.reset_n_io))
gpio_free(priv->config.reset_n_io);

- nci_unregister_device(ndev);
nci_free_device(ndev);
kfree(priv);
}
diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
index af051fb88699..0c603e069f21 100644
--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -114,6 +114,7 @@
#define PCIE_MSI_ADDR_HIGH_REG (CONTROL_BASE_ADDR + 0x54)
#define PCIE_MSI_STATUS_REG (CONTROL_BASE_ADDR + 0x58)
#define PCIE_MSI_MASK_REG (CONTROL_BASE_ADDR + 0x5C)
+#define PCIE_MSI_ALL_MASK GENMASK(31, 0)
#define PCIE_MSI_PAYLOAD_REG (CONTROL_BASE_ADDR + 0x9C)
#define PCIE_MSI_DATA_MASK GENMASK(15, 0)

@@ -577,6 +578,7 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
advk_writel(pcie, reg, PCIE_CORE_CTRL2_REG);

/* Clear all interrupts */
+ advk_writel(pcie, PCIE_MSI_ALL_MASK, PCIE_MSI_STATUS_REG);
advk_writel(pcie, PCIE_ISR0_ALL_MASK, PCIE_ISR0_REG);
advk_writel(pcie, PCIE_ISR1_ALL_MASK, PCIE_ISR1_REG);
advk_writel(pcie, PCIE_IRQ_ALL_MASK, HOST_CTRL_INT_STATUS_REG);
@@ -589,7 +591,7 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
advk_writel(pcie, PCIE_ISR1_ALL_MASK, PCIE_ISR1_MASK_REG);

/* Unmask all MSIs */
- advk_writel(pcie, 0, PCIE_MSI_MASK_REG);
+ advk_writel(pcie, ~(u32)PCIE_MSI_ALL_MASK, PCIE_MSI_MASK_REG);

/* Enable summary interrupt for GIC SPI source */
reg = PCIE_IRQ_ALL_MASK & (~PCIE_IRQ_ENABLE_INTS_MASK);
@@ -1386,23 +1388,19 @@ static void advk_pcie_remove_irq_domain(struct advk_pcie *pcie)
static void advk_pcie_handle_msi(struct advk_pcie *pcie)
{
u32 msi_val, msi_mask, msi_status, msi_idx;
- u16 msi_data;
+ int virq;

msi_mask = advk_readl(pcie, PCIE_MSI_MASK_REG);
msi_val = advk_readl(pcie, PCIE_MSI_STATUS_REG);
- msi_status = msi_val & ~msi_mask;
+ msi_status = msi_val & ((~msi_mask) & PCIE_MSI_ALL_MASK);

for (msi_idx = 0; msi_idx < MSI_IRQ_NUM; msi_idx++) {
if (!(BIT(msi_idx) & msi_status))
continue;

- /*
- * msi_idx contains bits [4:0] of the msi_data and msi_data
- * contains 16bit MSI interrupt number
- */
advk_writel(pcie, BIT(msi_idx), PCIE_MSI_STATUS_REG);
- msi_data = advk_readl(pcie, PCIE_MSI_PAYLOAD_REG) & PCIE_MSI_DATA_MASK;
- generic_handle_irq(msi_data);
+ virq = irq_find_mapping(pcie->msi_inner_domain, msi_idx);
+ generic_handle_irq(virq);
}

advk_writel(pcie, PCIE_ISR0_MSI_INT_PENDING,
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 2adfab552e22..f4edfe383e9d 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1462,6 +1462,13 @@ int dasd_start_IO(struct dasd_ccw_req *cqr)
if (!cqr->lpm)
cqr->lpm = dasd_path_get_opm(device);
}
+ /*
+ * remember the amount of formatted tracks to prevent double format on
+ * ESE devices
+ */
+ if (cqr->block)
+ cqr->trkcount = atomic_read(&cqr->block->trkcount);
+
if (cqr->cpmode == 1) {
rc = ccw_device_tm_start(device->cdev, cqr->cpaddr,
(long) cqr, cqr->lpm);
@@ -1680,6 +1687,7 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
unsigned long now;
int nrf_suppressed = 0;
int fp_suppressed = 0;
+ struct request *req;
u8 *sense = NULL;
int expires;

@@ -1780,7 +1788,12 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
}

if (dasd_ese_needs_format(cqr->block, irb)) {
- if (rq_data_dir((struct request *)cqr->callback_data) == READ) {
+ req = dasd_get_callback_data(cqr);
+ if (!req) {
+ cqr->status = DASD_CQR_ERROR;
+ return;
+ }
+ if (rq_data_dir(req) == READ) {
device->discipline->ese_read(cqr, irb);
cqr->status = DASD_CQR_SUCCESS;
cqr->stopclk = now;
@@ -2799,8 +2812,7 @@ static void __dasd_cleanup_cqr(struct dasd_ccw_req *cqr)
* complete a request partially.
*/
if (proc_bytes) {
- blk_update_request(req, BLK_STS_OK,
- blk_rq_bytes(req) - proc_bytes);
+ blk_update_request(req, BLK_STS_OK, proc_bytes);
blk_mq_requeue_request(req, true);
} else if (likely(!blk_should_fake_timeout(req->q))) {
blk_mq_complete_request(req);
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index ad44d22e8859..7749deb614d7 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3026,13 +3026,24 @@ static int dasd_eckd_format_device(struct dasd_device *base,
}

static bool test_and_set_format_track(struct dasd_format_entry *to_format,
- struct dasd_block *block)
+ struct dasd_ccw_req *cqr)
{
+ struct dasd_block *block = cqr->block;
struct dasd_format_entry *format;
unsigned long flags;
bool rc = false;

spin_lock_irqsave(&block->format_lock, flags);
+ if (cqr->trkcount != atomic_read(&block->trkcount)) {
+ /*
+ * The number of formatted tracks has changed after request
+ * start and we can not tell if the current track was involved.
+ * To avoid data corruption treat it as if the current track is
+ * involved
+ */
+ rc = true;
+ goto out;
+ }
list_for_each_entry(format, &block->format_list, list) {
if (format->track == to_format->track) {
rc = true;
@@ -3052,6 +3063,7 @@ static void clear_format_track(struct dasd_format_entry *format,
unsigned long flags;

spin_lock_irqsave(&block->format_lock, flags);
+ atomic_inc(&block->trkcount);
list_del_init(&format->list);
spin_unlock_irqrestore(&block->format_lock, flags);
}
@@ -3088,7 +3100,7 @@ dasd_eckd_ese_format(struct dasd_device *startdev, struct dasd_ccw_req *cqr,
sector_t curr_trk;
int rc;

- req = cqr->callback_data;
+ req = dasd_get_callback_data(cqr);
block = cqr->block;
base = block->base;
private = base->private;
@@ -3113,8 +3125,11 @@ dasd_eckd_ese_format(struct dasd_device *startdev, struct dasd_ccw_req *cqr,
}
format->track = curr_trk;
/* test if track is already in formatting by another thread */
- if (test_and_set_format_track(format, block))
+ if (test_and_set_format_track(format, cqr)) {
+ /* this is no real error so do not count down retries */
+ cqr->retries++;
return ERR_PTR(-EEXIST);
+ }

fdata.start_unit = curr_trk;
fdata.stop_unit = curr_trk;
@@ -3213,12 +3228,11 @@ static int dasd_eckd_ese_read(struct dasd_ccw_req *cqr, struct irb *irb)
cqr->proc_bytes = blk_count * blksize;
return 0;
}
- if (dst && !skip_block) {
- dst += off;
+ if (dst && !skip_block)
memset(dst, 0, blksize);
- } else {
+ else
skip_block--;
- }
+ dst += blksize;
blk_count++;
}
}
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index fa552f9f1666..9d9685c25253 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -188,6 +188,7 @@ struct dasd_ccw_req {
void (*callback)(struct dasd_ccw_req *, void *data);
void *callback_data;
unsigned int proc_bytes; /* bytes for partial completion */
+ unsigned int trkcount; /* count formatted tracks */
};

/*
@@ -575,6 +576,7 @@ struct dasd_block {

struct list_head format_list;
spinlock_t format_lock;
+ atomic_t trkcount;
};

struct dasd_attention_data {
@@ -723,6 +725,18 @@ dasd_check_blocksize(int bsize)
return 0;
}

+/*
+ * return the callback data of the original request in case there are
+ * ERP requests build on top of it
+ */
+static inline void *dasd_get_callback_data(struct dasd_ccw_req *cqr)
+{
+ while (cqr->refers)
+ cqr = cqr->refers;
+
+ return cqr->callback_data;
+}
+
/* externals in dasd.c */
#define DASD_PROFILE_OFF 0
#define DASD_PROFILE_ON 1
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 62784b99a807..c246ccc6bf05 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -5334,6 +5334,18 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
mutex_lock(&inode->log_mutex);
}

+ /*
+ * For symlinks, we must always log their content, which is stored in an
+ * inline extent, otherwise we could end up with an empty symlink after
+ * log replay, which is invalid on linux (symlink(2) returns -ENOENT if
+ * one attempts to create an empty symlink).
+ * We don't need to worry about flushing delalloc, because when we create
+ * the inline extent when the symlink is created (we never have delalloc
+ * for symlinks).
+ */
+ if (S_ISLNK(inode->vfs_inode.i_mode))
+ inode_only = LOG_INODE_ALL;
+
/*
* a brute force approach to making sure we get the most uptodate
* copies of everything.
@@ -5724,7 +5736,7 @@ static int log_new_dir_dentries(struct btrfs_trans_handle *trans,
}

ctx->log_new_dentries = false;
- if (type == BTRFS_FT_DIR || type == BTRFS_FT_SYMLINK)
+ if (type == BTRFS_FT_DIR)
log_mode = LOG_INODE_ALL;
ret = btrfs_log_inode(trans, root, BTRFS_I(di_inode),
log_mode, ctx);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 77199d356042..b6d60e69043a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -369,6 +369,14 @@ static void nfs4_setup_readdir(u64 cookie, __be32 *verifier, struct dentry *dent
kunmap_atomic(start);
}

+static void nfs4_fattr_set_prechange(struct nfs_fattr *fattr, u64 version)
+{
+ if (!(fattr->valid & NFS_ATTR_FATTR_PRECHANGE)) {
+ fattr->pre_change_attr = version;
+ fattr->valid |= NFS_ATTR_FATTR_PRECHANGE;
+ }
+}
+
static void nfs4_test_and_free_stateid(struct nfs_server *server,
nfs4_stateid *stateid,
const struct cred *cred)
@@ -6464,7 +6472,9 @@ static void nfs4_delegreturn_release(void *calldata)
pnfs_roc_release(&data->lr.arg, &data->lr.res,
data->res.lr_ret);
if (inode) {
- nfs_post_op_update_inode_force_wcc(inode, &data->fattr);
+ nfs4_fattr_set_prechange(&data->fattr,
+ inode_peek_iversion_raw(inode));
+ nfs_refresh_inode(inode, &data->fattr);
nfs_iput_and_deactive(inode);
}
kfree(calldata);
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index b56e1dedcf2f..40df88728a6f 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -203,5 +203,6 @@ struct plat_stmmacenet_data {
bool vlan_fail_q_en;
u8 vlan_fail_q;
unsigned int eee_usecs_rate;
+ bool sph_disable;
};
#endif
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index 54363527feea..e58342ace11f 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -29,12 +29,14 @@ extern struct irqaction chained_action;
* IRQTF_WARNED - warning "IRQ_WAKE_THREAD w/o thread_fn" has been printed
* IRQTF_AFFINITY - irq thread is requested to adjust affinity
* IRQTF_FORCED_THREAD - irq action is force threaded
+ * IRQTF_READY - signals that irq thread is ready
*/
enum {
IRQTF_RUNTHREAD,
IRQTF_WARNED,
IRQTF_AFFINITY,
IRQTF_FORCED_THREAD,
+ IRQTF_READY,
};

/*
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 1a7723604399..ca36c6179aa7 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -405,6 +405,7 @@ static struct irq_desc *alloc_desc(int irq, int node, unsigned int flags,
lockdep_set_class(&desc->lock, &irq_desc_lock_class);
mutex_init(&desc->request_mutex);
init_rcu_head(&desc->rcu);
+ init_waitqueue_head(&desc->wait_for_threads);

desc_set_defaults(irq, desc, node, affinity, owner);
irqd_set(&desc->irq_data, flags);
@@ -573,6 +574,7 @@ int __init early_irq_init(void)
raw_spin_lock_init(&desc[i].lock);
lockdep_set_class(&desc[i].lock, &irq_desc_lock_class);
mutex_init(&desc[i].request_mutex);
+ init_waitqueue_head(&desc[i].wait_for_threads);
desc_set_defaults(i, &desc[i], node, NULL, NULL);
}
return arch_early_irq_init();
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 79dc02b956dc..92d94615cbbb 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1148,6 +1148,31 @@ static void irq_wake_secondary(struct irq_desc *desc, struct irqaction *action)
raw_spin_unlock_irq(&desc->lock);
}

+/*
+ * Internal function to notify that a interrupt thread is ready.
+ */
+static void irq_thread_set_ready(struct irq_desc *desc,
+ struct irqaction *action)
+{
+ set_bit(IRQTF_READY, &action->thread_flags);
+ wake_up(&desc->wait_for_threads);
+}
+
+/*
+ * Internal function to wake up a interrupt thread and wait until it is
+ * ready.
+ */
+static void wake_up_and_wait_for_irq_thread_ready(struct irq_desc *desc,
+ struct irqaction *action)
+{
+ if (!action || !action->thread)
+ return;
+
+ wake_up_process(action->thread);
+ wait_event(desc->wait_for_threads,
+ test_bit(IRQTF_READY, &action->thread_flags));
+}
+
/*
* Interrupt handler thread
*/
@@ -1159,6 +1184,8 @@ static int irq_thread(void *data)
irqreturn_t (*handler_fn)(struct irq_desc *desc,
struct irqaction *action);

+ irq_thread_set_ready(desc, action);
+
if (force_irqthreads && test_bit(IRQTF_FORCED_THREAD,
&action->thread_flags))
handler_fn = irq_forced_thread_fn;
@@ -1583,8 +1610,6 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
}

if (!shared) {
- init_waitqueue_head(&desc->wait_for_threads);
-
/* Setup the type (level, edge polarity) if configured: */
if (new->flags & IRQF_TRIGGER_MASK) {
ret = __irq_set_trigger(desc,
@@ -1674,14 +1699,8 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)

irq_setup_timings(desc, new);

- /*
- * Strictly no need to wake it up, but hung_task complains
- * when no hard interrupt wakes the thread up.
- */
- if (new->thread)
- wake_up_process(new->thread);
- if (new->secondary)
- wake_up_process(new->secondary->thread);
+ wake_up_and_wait_for_irq_thread_ready(desc, new);
+ wake_up_and_wait_for_irq_thread_ready(desc, new->secondary);

register_irq_proc(irq, desc);
new->dir = NULL;
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 844c35803739..b41009a283ca 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -2456,7 +2456,7 @@ static void rcu_do_batch(struct rcu_data *rdp)
div = READ_ONCE(rcu_divisor);
div = div < 0 ? 7 : div > sizeof(long) * 8 - 2 ? sizeof(long) * 8 - 2 : div;
bl = max(rdp->blimit, pending >> div);
- if (unlikely(bl > 100)) {
+ if (in_serving_softirq() && unlikely(bl > 100)) {
long rrn = READ_ONCE(rcu_resched_ns);

rrn = rrn < NSEC_PER_MSEC ? NSEC_PER_MSEC : rrn > NSEC_PER_SEC ? NSEC_PER_SEC : rrn;
@@ -2490,19 +2490,23 @@ static void rcu_do_batch(struct rcu_data *rdp)
* Stop only if limit reached and CPU has something to do.
* Note: The rcl structure counts down from zero.
*/
- if (-rcl.len >= bl && !offloaded &&
- (need_resched() ||
- (!is_idle_task(current) && !rcu_is_callbacks_kthread())))
- break;
- if (unlikely(tlimit)) {
- /* only call local_clock() every 32 callbacks */
- if (likely((-rcl.len & 31) || local_clock() < tlimit))
- continue;
- /* Exceeded the time limit, so leave. */
- break;
- }
- if (offloaded) {
- WARN_ON_ONCE(in_serving_softirq());
+ if (in_serving_softirq()) {
+ if (-rcl.len >= bl && (need_resched() ||
+ (!is_idle_task(current) && !rcu_is_callbacks_kthread())))
+ break;
+
+ /*
+ * Make sure we don't spend too much time here and deprive other
+ * softirq vectors of CPU cycles.
+ */
+ if (unlikely(tlimit)) {
+ /* only call local_clock() every 32 callbacks */
+ if (likely((-rcl.len & 31) || local_clock() < tlimit))
+ continue;
+ /* Exceeded the time limit, so leave. */
+ break;
+ }
+ } else {
local_bh_enable();
lockdep_assert_irqs_enabled();
cond_resched_tasks_rcu_qs();
diff --git a/net/can/isotp.c b/net/can/isotp.c
index c515bbd46c67..f2f0bc7f0cb4 100644
--- a/net/can/isotp.c
+++ b/net/can/isotp.c
@@ -1144,6 +1144,11 @@ static int isotp_bind(struct socket *sock, struct sockaddr *uaddr, int len)

lock_sock(sk);

+ if (so->bound) {
+ err = -EINVAL;
+ goto out;
+ }
+
/* do not register frame reception for functional addressing */
if (so->opt.flags & CAN_ISOTP_SF_BROADCAST)
do_rx_reg = 0;
@@ -1154,10 +1159,6 @@ static int isotp_bind(struct socket *sock, struct sockaddr *uaddr, int len)
goto out;
}

- if (so->bound && addr->can_ifindex == so->ifindex &&
- rx_id == so->rxid && tx_id == so->txid)
- goto out;
-
dev = dev_get_by_index(net, addr->can_ifindex);
if (!dev) {
err = -ENODEV;
@@ -1184,19 +1185,6 @@ static int isotp_bind(struct socket *sock, struct sockaddr *uaddr, int len)

dev_put(dev);

- if (so->bound && do_rx_reg) {
- /* unregister old filter */
- if (so->ifindex) {
- dev = dev_get_by_index(net, so->ifindex);
- if (dev) {
- can_rx_unregister(net, dev, so->rxid,
- SINGLE_MASK(so->rxid),
- isotp_rcv, sk);
- dev_put(dev);
- }
- }
- }
-
/* switch to new settings */
so->ifindex = ifindex;
so->rxid = rx_id;
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 0c321996c6eb..3817988a5a1d 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -2401,9 +2401,10 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
newpsl->sl_addr[i] = psl->sl_addr[i];
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
- kfree_rcu(psl, rcu);
}
rcu_assign_pointer(pmc->sflist, newpsl);
+ if (psl)
+ kfree_rcu(psl, rcu);
psl = newpsl;
}
rv = 1; /* > 0 for insert logic below if sl_count is 0 */
@@ -2501,11 +2502,13 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
psl->sl_count, psl->sl_addr, 0);
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
- kfree_rcu(psl, rcu);
- } else
+ } else {
(void) ip_mc_del_src(in_dev, &msf->imsf_multiaddr, pmc->sfmode,
0, NULL, 0);
+ }
rcu_assign_pointer(pmc->sflist, newpsl);
+ if (psl)
+ kfree_rcu(psl, rcu);
pmc->sfmode = msf->imsf_fmode;
err = 0;
done:
diff --git a/net/nfc/core.c b/net/nfc/core.c
index 6800470dd6df..3b2983813ff1 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -38,7 +38,7 @@ int nfc_fw_download(struct nfc_dev *dev, const char *firmware_name)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -94,7 +94,7 @@ int nfc_dev_up(struct nfc_dev *dev)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -142,7 +142,7 @@ int nfc_dev_down(struct nfc_dev *dev)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -206,7 +206,7 @@ int nfc_start_poll(struct nfc_dev *dev, u32 im_protocols, u32 tm_protocols)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -245,7 +245,7 @@ int nfc_stop_poll(struct nfc_dev *dev)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -290,7 +290,7 @@ int nfc_dep_link_up(struct nfc_dev *dev, int target_index, u8 comm_mode)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -334,7 +334,7 @@ int nfc_dep_link_down(struct nfc_dev *dev)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -400,7 +400,7 @@ int nfc_activate_target(struct nfc_dev *dev, u32 target_idx, u32 protocol)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -446,7 +446,7 @@ int nfc_deactivate_target(struct nfc_dev *dev, u32 target_idx, u8 mode)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -493,7 +493,7 @@ int nfc_data_exchange(struct nfc_dev *dev, u32 target_idx, struct sk_buff *skb,

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
kfree_skb(skb);
goto error;
@@ -550,7 +550,7 @@ int nfc_enable_se(struct nfc_dev *dev, u32 se_idx)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -599,7 +599,7 @@ int nfc_disable_se(struct nfc_dev *dev, u32 se_idx)

device_lock(&dev->dev);

- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -1126,6 +1126,7 @@ int nfc_register_device(struct nfc_dev *dev)
dev->rfkill = NULL;
}
}
+ dev->shutting_down = false;
device_unlock(&dev->dev);

rc = nfc_genl_device_added(dev);
@@ -1158,12 +1159,10 @@ void nfc_unregister_device(struct nfc_dev *dev)
rfkill_unregister(dev->rfkill);
rfkill_destroy(dev->rfkill);
}
+ dev->shutting_down = true;
device_unlock(&dev->dev);

if (dev->ops->check_presence) {
- device_lock(&dev->dev);
- dev->shutting_down = true;
- device_unlock(&dev->dev);
del_timer_sync(&dev->check_pres_timer);
cancel_work_sync(&dev->check_pres_work);
}
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index 78acc4e9ac93..b8939ebaa6d3 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -1244,7 +1244,7 @@ int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
struct sk_buff *msg;
void *hdr;

- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
return -ENOMEM;

@@ -1260,7 +1260,7 @@ int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name,

genlmsg_end(msg, hdr);

- genlmsg_multicast(&nfc_genl_family, msg, 0, 0, GFP_KERNEL);
+ genlmsg_multicast(&nfc_genl_family, msg, 0, 0, GFP_ATOMIC);

return 0;

diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index bd123f1d0923..0ca25e3cc580 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -2826,9 +2826,6 @@ static struct rpc_xprt *xs_setup_local(struct xprt_create *args)
}
xprt_set_bound(xprt);
xs_format_peer_addresses(xprt, "local", RPCBIND_NETID_LOCAL);
- ret = ERR_PTR(xs_local_setup_socket(transport));
- if (ret)
- goto out_err;
break;
default:
ret = ERR_PTR(-EAFNOSUPPORT);
diff --git a/sound/firewire/fireworks/fireworks_hwdep.c b/sound/firewire/fireworks/fireworks_hwdep.c
index e93eb4616c5f..c739173c668f 100644
--- a/sound/firewire/fireworks/fireworks_hwdep.c
+++ b/sound/firewire/fireworks/fireworks_hwdep.c
@@ -34,6 +34,7 @@ hwdep_read_resp_buf(struct snd_efw *efw, char __user *buf, long remained,
type = SNDRV_FIREWIRE_EVENT_EFW_RESPONSE;
if (copy_to_user(buf, &type, sizeof(type)))
return -EFAULT;
+ count += sizeof(type);
remained -= sizeof(type);
buf += sizeof(type);

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b5168959fcf6..a5b1fd62a99c 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -8969,6 +8969,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x3813, "Legion 7i 15IMHG05", ALC287_FIXUP_LEGION_15IMHG05_SPEAKERS),
SND_PCI_QUIRK(0x17aa, 0x3818, "Lenovo C940", ALC298_FIXUP_LENOVO_SPK_VOLUME),
SND_PCI_QUIRK(0x17aa, 0x3819, "Lenovo 13s Gen2 ITL", ALC287_FIXUP_13S_GEN2_SPEAKERS),
+ SND_PCI_QUIRK(0x17aa, 0x3820, "Yoga Duet 7 13ITL6", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
SND_PCI_QUIRK(0x17aa, 0x3824, "Legion Y9000X 2020", ALC285_FIXUP_LEGION_Y9000X_SPEAKERS),
SND_PCI_QUIRK(0x17aa, 0x3827, "Ideapad S740", ALC285_FIXUP_IDEAPAD_S740_COEF),
SND_PCI_QUIRK(0x17aa, 0x3834, "Lenovo IdeaPad Slim 9i 14ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS),
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c
index 0b3b7909efc9..5f8c96dea094 100644
--- a/sound/soc/codecs/da7219.c
+++ b/sound/soc/codecs/da7219.c
@@ -446,7 +446,7 @@ static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
struct soc_mixer_control *mixer_ctrl =
(struct soc_mixer_control *) kcontrol->private_value;
unsigned int reg = mixer_ctrl->reg;
- __le16 val;
+ __le16 val_new, val_old;
int ret;

/*
@@ -454,13 +454,19 @@ static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
* Therefore we need to convert to little endian here to align with
* HW registers.
*/
- val = cpu_to_le16(ucontrol->value.integer.value[0]);
+ val_new = cpu_to_le16(ucontrol->value.integer.value[0]);

mutex_lock(&da7219->ctrl_lock);
- ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val));
+ ret = regmap_raw_read(da7219->regmap, reg, &val_old, sizeof(val_old));
+ if (ret == 0 && (val_old != val_new))
+ ret = regmap_raw_write(da7219->regmap, reg,
+ &val_new, sizeof(val_new));
mutex_unlock(&da7219->ctrl_lock);

- return ret;
+ if (ret < 0)
+ return ret;
+
+ return val_old != val_new;
}


diff --git a/sound/soc/codecs/wm8958-dsp2.c b/sound/soc/codecs/wm8958-dsp2.c
index 3bce9a14f0f3..f7256761d043 100644
--- a/sound/soc/codecs/wm8958-dsp2.c
+++ b/sound/soc/codecs/wm8958-dsp2.c
@@ -530,7 +530,7 @@ static int wm8958_mbc_put(struct snd_kcontrol *kcontrol,

wm8958_dsp_apply(component, mbc, wm8994->mbc_ena[mbc]);

- return 0;
+ return 1;
}

#define WM8958_MBC_SWITCH(xname, xval) {\
@@ -656,7 +656,7 @@ static int wm8958_vss_put(struct snd_kcontrol *kcontrol,

wm8958_dsp_apply(component, vss, wm8994->vss_ena[vss]);

- return 0;
+ return 1;
}


@@ -730,7 +730,7 @@ static int wm8958_hpf_put(struct snd_kcontrol *kcontrol,

wm8958_dsp_apply(component, hpf % 3, ucontrol->value.integer.value[0]);

- return 0;
+ return 1;
}

#define WM8958_HPF_SWITCH(xname, xval) {\
@@ -824,7 +824,7 @@ static int wm8958_enh_eq_put(struct snd_kcontrol *kcontrol,

wm8958_dsp_apply(component, eq, ucontrol->value.integer.value[0]);

- return 0;
+ return 1;
}

#define WM8958_ENH_EQ_SWITCH(xname, xval) {\
diff --git a/sound/soc/meson/aiu-acodec-ctrl.c b/sound/soc/meson/aiu-acodec-ctrl.c
index 7078197e0cc5..e11b6a5cd772 100644
--- a/sound/soc/meson/aiu-acodec-ctrl.c
+++ b/sound/soc/meson/aiu-acodec-ctrl.c
@@ -58,7 +58,7 @@ static int aiu_acodec_ctrl_mux_put_enum(struct snd_kcontrol *kcontrol,

snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);

- return 0;
+ return 1;
}

static SOC_ENUM_SINGLE_DECL(aiu_acodec_ctrl_mux_enum, AIU_ACODEC_CTRL,
diff --git a/sound/soc/meson/aiu-codec-ctrl.c b/sound/soc/meson/aiu-codec-ctrl.c
index 4b773d3e8b07..a807e5007d6e 100644
--- a/sound/soc/meson/aiu-codec-ctrl.c
+++ b/sound/soc/meson/aiu-codec-ctrl.c
@@ -57,7 +57,7 @@ static int aiu_codec_ctrl_mux_put_enum(struct snd_kcontrol *kcontrol,

snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);

- return 0;
+ return 1;
}

static SOC_ENUM_SINGLE_DECL(aiu_hdmi_ctrl_mux_enum, AIU_HDMI_CLK_DATA_CTRL,
diff --git a/sound/soc/meson/g12a-tohdmitx.c b/sound/soc/meson/g12a-tohdmitx.c
index 9b2b59536ced..6c99052feafd 100644
--- a/sound/soc/meson/g12a-tohdmitx.c
+++ b/sound/soc/meson/g12a-tohdmitx.c
@@ -67,7 +67,7 @@ static int g12a_tohdmitx_i2s_mux_put_enum(struct snd_kcontrol *kcontrol,

snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);

- return 0;
+ return 1;
}

static SOC_ENUM_SINGLE_DECL(g12a_tohdmitx_i2s_mux_enum, TOHDMITX_CTRL0,
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index 0d100b4e43f7..9ef80a48707e 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -83,10 +83,10 @@ static int dmaengine_pcm_hw_params(struct snd_soc_component *component,

memset(&slave_config, 0, sizeof(slave_config));

- if (pcm->config && pcm->config->prepare_slave_config)
- prepare_slave_config = pcm->config->prepare_slave_config;
- else
+ if (!pcm->config)
prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config;
+ else
+ prepare_slave_config = pcm->config->prepare_slave_config;

if (prepare_slave_config) {
ret = prepare_slave_config(substream, params, &slave_config);
diff --git a/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh b/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh
index beee0d5646a6..11189f309627 100755
--- a/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh
+++ b/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh
@@ -185,7 +185,7 @@ setup_prepare()

tc filter add dev $eth0 ingress chain $(IS2 0 0) pref 1 \
protocol ipv4 flower skip_sw ip_proto udp dst_port 5201 \
- action police rate 50mbit burst 64k \
+ action police rate 50mbit burst 64k conform-exceed drop/pipe \
action goto chain $(IS2 1 0)
}

diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
index a3402cd8d5b6..9ff22f28032d 100755
--- a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
+++ b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
@@ -61,9 +61,12 @@ setup_prepare()

vrf_prepare
mirror_gre_topo_create
+ # Avoid changing br1's PVID while it is operational as a L3 interface.
+ ip link set dev br1 down

ip link set dev $swp3 master br1
bridge vlan add dev br1 vid 555 pvid untagged self
+ ip link set dev br1 up
ip address add dev br1 192.0.2.129/28
ip address add dev br1 2001:db8:2::1/64

diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index dc21dc49b426..e36745995f22 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -951,7 +951,7 @@ TEST(ERRNO_valid)
ASSERT_EQ(0, ret);

EXPECT_EQ(parent, syscall(__NR_getppid));
- EXPECT_EQ(-1, read(0, NULL, 0));
+ EXPECT_EQ(-1, read(-1, NULL, 0));
EXPECT_EQ(E2BIG, errno);
}

@@ -970,7 +970,7 @@ TEST(ERRNO_zero)

EXPECT_EQ(parent, syscall(__NR_getppid));
/* "errno" of 0 is ok. */
- EXPECT_EQ(0, read(0, NULL, 0));
+ EXPECT_EQ(0, read(-1, NULL, 0));
}

/*
@@ -991,7 +991,7 @@ TEST(ERRNO_capped)
ASSERT_EQ(0, ret);

EXPECT_EQ(parent, syscall(__NR_getppid));
- EXPECT_EQ(-1, read(0, NULL, 0));
+ EXPECT_EQ(-1, read(-1, NULL, 0));
EXPECT_EQ(4095, errno);
}

@@ -1022,7 +1022,7 @@ TEST(ERRNO_order)
ASSERT_EQ(0, ret);

EXPECT_EQ(parent, syscall(__NR_getppid));
- EXPECT_EQ(-1, read(0, NULL, 0));
+ EXPECT_EQ(-1, read(-1, NULL, 0));
EXPECT_EQ(12, errno);
}

@@ -2575,7 +2575,7 @@ void *tsync_sibling(void *data)
ret = prctl(PR_GET_NO_NEW_PRIVS, 0, 0, 0, 0);
if (!ret)
return (void *)SIBLING_EXIT_NEWPRIVS;
- read(0, NULL, 0);
+ read(-1, NULL, 0);
return (void *)SIBLING_EXIT_UNKILLED;
}

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