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Message-ID: <20200429182143.GB2338643@kroah.com>
Date: Wed, 29 Apr 2020 20:21:43 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 5.6.8
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 6ba631cc5a56..20aac805e197 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -5085,8 +5085,7 @@
usbcore.old_scheme_first=
[USB] Start with the old device initialization
- scheme, applies only to low and full-speed devices
- (default 0 = off).
+ scheme (default 0 = off).
usbcore.usbfs_memory_mb=
[USB] Memory limit (in MB) for buffers allocated by
diff --git a/Makefile b/Makefile
index b64df959e5d7..e7101c99d81b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 6
-SUBLEVEL = 7
+SUBLEVEL = 8
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index 03506ce46149..e7364e6c8c6b 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -91,8 +91,10 @@ AFLAGS_suspend-imx6.o :=-Wa,-march=armv7-a
obj-$(CONFIG_SOC_IMX6) += suspend-imx6.o
obj-$(CONFIG_SOC_IMX53) += suspend-imx53.o
endif
+ifeq ($(CONFIG_ARM_CPU_SUSPEND),y)
AFLAGS_resume-imx6.o :=-Wa,-march=armv7-a
obj-$(CONFIG_SOC_IMX6) += resume-imx6.o
+endif
obj-$(CONFIG_SOC_IMX6) += pm-imx6.o
obj-$(CONFIG_SOC_IMX1) += mach-imx1.o
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 16af0d8d90a8..89e7f891bcd0 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -710,7 +710,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_SPE)
stw r10,_CCR(r1)
stw r1,KSP(r3) /* Set old stack pointer */
- kuap_check r2, r4
+ kuap_check r2, r0
#ifdef CONFIG_SMP
/* We need a sync somewhere here to make sure that if the
* previous task gets rescheduled on another CPU, it sees all
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 438a9befce41..8105010b0e76 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -534,6 +534,8 @@ static bool __init parse_cache_info(struct device_node *np,
lsizep = of_get_property(np, propnames[3], NULL);
if (bsizep == NULL)
bsizep = lsizep;
+ if (lsizep == NULL)
+ lsizep = bsizep;
if (lsizep != NULL)
lsize = be32_to_cpu(*lsizep);
if (bsizep != NULL)
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 1168e8b37e30..716f8d0960a7 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -522,35 +522,6 @@ static inline void clear_irq_work_pending(void)
"i" (offsetof(struct paca_struct, irq_work_pending)));
}
-void arch_irq_work_raise(void)
-{
- preempt_disable();
- set_irq_work_pending_flag();
- /*
- * Non-nmi code running with interrupts disabled will replay
- * irq_happened before it re-enables interrupts, so setthe
- * decrementer there instead of causing a hardware exception
- * which would immediately hit the masked interrupt handler
- * and have the net effect of setting the decrementer in
- * irq_happened.
- *
- * NMI interrupts can not check this when they return, so the
- * decrementer hardware exception is raised, which will fire
- * when interrupts are next enabled.
- *
- * BookE does not support this yet, it must audit all NMI
- * interrupt handlers to ensure they call nmi_enter() so this
- * check would be correct.
- */
- if (IS_ENABLED(CONFIG_BOOKE) || !irqs_disabled() || in_nmi()) {
- set_dec(1);
- } else {
- hard_irq_disable();
- local_paca->irq_happened |= PACA_IRQ_DEC;
- }
- preempt_enable();
-}
-
#else /* 32-bit */
DEFINE_PER_CPU(u8, irq_work_pending);
@@ -559,16 +530,27 @@ DEFINE_PER_CPU(u8, irq_work_pending);
#define test_irq_work_pending() __this_cpu_read(irq_work_pending)
#define clear_irq_work_pending() __this_cpu_write(irq_work_pending, 0)
+#endif /* 32 vs 64 bit */
+
void arch_irq_work_raise(void)
{
+ /*
+ * 64-bit code that uses irq soft-mask can just cause an immediate
+ * interrupt here that gets soft masked, if this is called under
+ * local_irq_disable(). It might be possible to prevent that happening
+ * by noticing interrupts are disabled and setting decrementer pending
+ * to be replayed when irqs are enabled. The problem there is that
+ * tracing can call irq_work_raise, including in code that does low
+ * level manipulations of irq soft-mask state (e.g., trace_hardirqs_on)
+ * which could get tangled up if we're messing with the same state
+ * here.
+ */
preempt_disable();
set_irq_work_pending_flag();
set_dec(1);
preempt_enable();
}
-#endif /* 32 vs 64 bit */
-
#else /* CONFIG_IRQ_WORK */
#define test_irq_work_pending() 0
diff --git a/arch/powerpc/mm/nohash/8xx.c b/arch/powerpc/mm/nohash/8xx.c
index 3189308dece4..d83a12c5bc7f 100644
--- a/arch/powerpc/mm/nohash/8xx.c
+++ b/arch/powerpc/mm/nohash/8xx.c
@@ -185,6 +185,7 @@ void mmu_mark_initmem_nx(void)
mmu_mapin_ram_chunk(etext8, einittext8, PAGE_KERNEL);
}
}
+ _tlbil_all();
}
#ifdef CONFIG_STRICT_KERNEL_RWX
@@ -199,6 +200,8 @@ void mmu_mark_rodata_ro(void)
~(LARGE_PAGE_SIZE_8M - 1)));
mmu_patch_addis(&patch__dtlbmiss_romem_top, -__pa(_sinittext));
+ _tlbil_all();
+
/* Update page tables for PTDUMP and BDI */
mmu_mapin_ram_chunk(0, sinittext, __pgprot(0));
mmu_mapin_ram_chunk(0, etext, PAGE_KERNEL_ROX);
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 6caedc88474f..3b5ffc92715d 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -397,7 +397,7 @@ config PPC_KUAP
config PPC_KUAP_DEBUG
bool "Extra debugging for Kernel Userspace Access Protection"
- depends on PPC_HAVE_KUAP && (PPC_RADIX_MMU || PPC_32)
+ depends on PPC_KUAP && (PPC_RADIX_MMU || PPC32)
help
Add extra debugging for Kernel Userspace Access Protection (KUAP)
If you're unsure, say N.
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 1d7f973c647b..43710b69e09e 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -683,6 +683,17 @@ static int mce_handle_error(struct pt_regs *regs, struct rtas_error_log *errp)
#endif
out:
+ /*
+ * Enable translation as we will be accessing per-cpu variables
+ * in save_mce_event() which may fall outside RMO region, also
+ * leave it enabled because subsequently we will be queuing work
+ * to workqueues where again per-cpu variables accessed, besides
+ * fwnmi_release_errinfo() crashes when called in realmode on
+ * pseries.
+ * Note: All the realmode handling like flushing SLB entries for
+ * SLB multihit is done by now.
+ */
+ mtmsr(mfmsr() | MSR_IR | MSR_DR);
save_mce_event(regs, disposition == RTAS_DISP_FULLY_RECOVERED,
&mce_err, regs->nip, eaddr, paddr);
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index c2e6d4ba4e23..198a6b320018 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -1930,6 +1930,9 @@ static int gfn_to_memslot_approx(struct kvm_memslots *slots, gfn_t gfn)
start = slot + 1;
}
+ if (start >= slots->used_slots)
+ return slots->used_slots - 1;
+
if (gfn >= memslots[start].base_gfn &&
gfn < memslots[start].base_gfn + memslots[start].npages) {
atomic_set(&slots->lru_slot, start);
diff --git a/arch/s390/lib/uaccess.c b/arch/s390/lib/uaccess.c
index c4f8039a35e8..0267405ab7c6 100644
--- a/arch/s390/lib/uaccess.c
+++ b/arch/s390/lib/uaccess.c
@@ -64,10 +64,13 @@ mm_segment_t enable_sacf_uaccess(void)
{
mm_segment_t old_fs;
unsigned long asce, cr;
+ unsigned long flags;
old_fs = current->thread.mm_segment;
if (old_fs & 1)
return old_fs;
+ /* protect against a concurrent page table upgrade */
+ local_irq_save(flags);
current->thread.mm_segment |= 1;
asce = S390_lowcore.kernel_asce;
if (likely(old_fs == USER_DS)) {
@@ -83,6 +86,7 @@ mm_segment_t enable_sacf_uaccess(void)
__ctl_load(asce, 7, 7);
set_cpu_flag(CIF_ASCE_SECONDARY);
}
+ local_irq_restore(flags);
return old_fs;
}
EXPORT_SYMBOL(enable_sacf_uaccess);
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 3dd253f81a77..46071be897ab 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -70,8 +70,20 @@ static void __crst_table_upgrade(void *arg)
{
struct mm_struct *mm = arg;
- if (current->active_mm == mm)
- set_user_asce(mm);
+ /* we must change all active ASCEs to avoid the creation of new TLBs */
+ if (current->active_mm == mm) {
+ S390_lowcore.user_asce = mm->context.asce;
+ if (current->thread.mm_segment == USER_DS) {
+ __ctl_load(S390_lowcore.user_asce, 1, 1);
+ /* Mark user-ASCE present in CR1 */
+ clear_cpu_flag(CIF_ASCE_PRIMARY);
+ }
+ if (current->thread.mm_segment == USER_DS_SACF) {
+ __ctl_load(S390_lowcore.user_asce, 7, 7);
+ /* enable_sacf_uaccess does all or nothing */
+ WARN_ON(!test_cpu_flag(CIF_ASCE_SECONDARY));
+ }
+ }
__tlb_flush_local();
}
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 0a7867897507..c1ffe7d24f83 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -4571,7 +4571,7 @@ static int handle_rmode_exception(struct kvm_vcpu *vcpu,
*/
static void kvm_machine_check(void)
{
-#if defined(CONFIG_X86_MCE) && defined(CONFIG_X86_64)
+#if defined(CONFIG_X86_MCE)
struct pt_regs regs = {
.cs = 3, /* Fake ring 3 no matter what the guest ran on */
.flags = X86_EFLAGS_IF,
diff --git a/block/partition-generic.c b/block/partition-generic.c
index 564fae77711d..ebe4c2e9834b 100644
--- a/block/partition-generic.c
+++ b/block/partition-generic.c
@@ -468,7 +468,7 @@ int blk_drop_partitions(struct gendisk *disk, struct block_device *bdev)
if (!disk_part_scan_enabled(disk))
return 0;
- if (bdev->bd_part_count || bdev->bd_super)
+ if (bdev->bd_part_count || bdev->bd_openers > 1)
return -EBUSY;
res = invalidate_partition(disk, 0);
if (res)
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 739b372a5112..d943e713d5e3 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -427,11 +427,12 @@ static int lo_fallocate(struct loop_device *lo, struct request *rq, loff_t pos,
* information.
*/
struct file *file = lo->lo_backing_file;
+ struct request_queue *q = lo->lo_queue;
int ret;
mode |= FALLOC_FL_KEEP_SIZE;
- if ((!file->f_op->fallocate) || lo->lo_encrypt_key_size) {
+ if (!blk_queue_discard(q)) {
ret = -EOPNOTSUPP;
goto out;
}
@@ -865,28 +866,47 @@ static void loop_config_discard(struct loop_device *lo)
struct inode *inode = file->f_mapping->host;
struct request_queue *q = lo->lo_queue;
+ /*
+ * If the backing device is a block device, mirror its zeroing
+ * capability. Set the discard sectors to the block device's zeroing
+ * capabilities because loop discards result in blkdev_issue_zeroout(),
+ * not blkdev_issue_discard(). This maintains consistent behavior with
+ * file-backed loop devices: discarded regions read back as zero.
+ */
+ if (S_ISBLK(inode->i_mode) && !lo->lo_encrypt_key_size) {
+ struct request_queue *backingq;
+
+ backingq = bdev_get_queue(inode->i_bdev);
+ blk_queue_max_discard_sectors(q,
+ backingq->limits.max_write_zeroes_sectors);
+
+ blk_queue_max_write_zeroes_sectors(q,
+ backingq->limits.max_write_zeroes_sectors);
+
/*
* We use punch hole to reclaim the free space used by the
* image a.k.a. discard. However we do not support discard if
* encryption is enabled, because it may give an attacker
* useful information.
*/
- if ((!file->f_op->fallocate) ||
- lo->lo_encrypt_key_size) {
+ } else if (!file->f_op->fallocate || lo->lo_encrypt_key_size) {
q->limits.discard_granularity = 0;
q->limits.discard_alignment = 0;
blk_queue_max_discard_sectors(q, 0);
blk_queue_max_write_zeroes_sectors(q, 0);
- blk_queue_flag_clear(QUEUE_FLAG_DISCARD, q);
- return;
- }
- q->limits.discard_granularity = inode->i_sb->s_blocksize;
- q->limits.discard_alignment = 0;
+ } else {
+ q->limits.discard_granularity = inode->i_sb->s_blocksize;
+ q->limits.discard_alignment = 0;
- blk_queue_max_discard_sectors(q, UINT_MAX >> 9);
- blk_queue_max_write_zeroes_sectors(q, UINT_MAX >> 9);
- blk_queue_flag_set(QUEUE_FLAG_DISCARD, q);
+ blk_queue_max_discard_sectors(q, UINT_MAX >> 9);
+ blk_queue_max_write_zeroes_sectors(q, UINT_MAX >> 9);
+ }
+
+ if (q->limits.max_write_zeroes_sectors)
+ blk_queue_flag_set(QUEUE_FLAG_DISCARD, q);
+ else
+ blk_queue_flag_clear(QUEUE_FLAG_DISCARD, q);
}
static void loop_unprepare_queue(struct loop_device *lo)
diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c
index a438b1206fcb..1621ce818705 100644
--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -323,7 +323,7 @@ int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,
for (i = 0; i < chip->nr_allocated_banks; i++) {
if (digests[i].alg_id != chip->allocated_banks[i].alg_id) {
- rc = EINVAL;
+ rc = -EINVAL;
goto out;
}
}
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index 78cc52690177..e82013d587b4 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (C) 2012 IBM Corporation
+ * Copyright (C) 2012-2020 IBM Corporation
*
* Author: Ashley Lai <ashleydlai@...il.com>
*
@@ -133,6 +133,64 @@ static int tpm_ibmvtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count)
return len;
}
+/**
+ * ibmvtpm_crq_send_init - Send a CRQ initialize message
+ * @ibmvtpm: vtpm device struct
+ *
+ * Return:
+ * 0 on success.
+ * Non-zero on failure.
+ */
+static int ibmvtpm_crq_send_init(struct ibmvtpm_dev *ibmvtpm)
+{
+ int rc;
+
+ rc = ibmvtpm_send_crq_word(ibmvtpm->vdev, INIT_CRQ_CMD);
+ if (rc != H_SUCCESS)
+ dev_err(ibmvtpm->dev,
+ "%s failed rc=%d\n", __func__, rc);
+
+ return rc;
+}
+
+/**
+ * tpm_ibmvtpm_resume - Resume from suspend
+ *
+ * @dev: device struct
+ *
+ * Return: Always 0.
+ */
+static int tpm_ibmvtpm_resume(struct device *dev)
+{
+ struct tpm_chip *chip = dev_get_drvdata(dev);
+ struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev);
+ int rc = 0;
+
+ do {
+ if (rc)
+ msleep(100);
+ rc = plpar_hcall_norets(H_ENABLE_CRQ,
+ ibmvtpm->vdev->unit_address);
+ } while (rc == H_IN_PROGRESS || rc == H_BUSY || H_IS_LONG_BUSY(rc));
+
+ if (rc) {
+ dev_err(dev, "Error enabling ibmvtpm rc=%d\n", rc);
+ return rc;
+ }
+
+ rc = vio_enable_interrupts(ibmvtpm->vdev);
+ if (rc) {
+ dev_err(dev, "Error vio_enable_interrupts rc=%d\n", rc);
+ return rc;
+ }
+
+ rc = ibmvtpm_crq_send_init(ibmvtpm);
+ if (rc)
+ dev_err(dev, "Error send_init rc=%d\n", rc);
+
+ return rc;
+}
+
/**
* tpm_ibmvtpm_send() - Send a TPM command
* @chip: tpm chip struct
@@ -146,6 +204,7 @@ static int tpm_ibmvtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count)
static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
{
struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev);
+ bool retry = true;
int rc, sig;
if (!ibmvtpm->rtce_buf) {
@@ -179,18 +238,27 @@ static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
*/
ibmvtpm->tpm_processing_cmd = true;
+again:
rc = ibmvtpm_send_crq(ibmvtpm->vdev,
IBMVTPM_VALID_CMD, VTPM_TPM_COMMAND,
count, ibmvtpm->rtce_dma_handle);
if (rc != H_SUCCESS) {
+ /*
+ * H_CLOSED can be returned after LPM resume. Call
+ * tpm_ibmvtpm_resume() to re-enable the CRQ then retry
+ * ibmvtpm_send_crq() once before failing.
+ */
+ if (rc == H_CLOSED && retry) {
+ tpm_ibmvtpm_resume(ibmvtpm->dev);
+ retry = false;
+ goto again;
+ }
dev_err(ibmvtpm->dev, "tpm_ibmvtpm_send failed rc=%d\n", rc);
- rc = 0;
ibmvtpm->tpm_processing_cmd = false;
- } else
- rc = 0;
+ }
spin_unlock(&ibmvtpm->rtce_lock);
- return rc;
+ return 0;
}
static void tpm_ibmvtpm_cancel(struct tpm_chip *chip)
@@ -268,26 +336,6 @@ static int ibmvtpm_crq_send_init_complete(struct ibmvtpm_dev *ibmvtpm)
return rc;
}
-/**
- * ibmvtpm_crq_send_init - Send a CRQ initialize message
- * @ibmvtpm: vtpm device struct
- *
- * Return:
- * 0 on success.
- * Non-zero on failure.
- */
-static int ibmvtpm_crq_send_init(struct ibmvtpm_dev *ibmvtpm)
-{
- int rc;
-
- rc = ibmvtpm_send_crq_word(ibmvtpm->vdev, INIT_CRQ_CMD);
- if (rc != H_SUCCESS)
- dev_err(ibmvtpm->dev,
- "ibmvtpm_crq_send_init failed rc=%d\n", rc);
-
- return rc;
-}
-
/**
* tpm_ibmvtpm_remove - ibm vtpm remove entry point
* @vdev: vio device struct
@@ -400,44 +448,6 @@ static int ibmvtpm_reset_crq(struct ibmvtpm_dev *ibmvtpm)
ibmvtpm->crq_dma_handle, CRQ_RES_BUF_SIZE);
}
-/**
- * tpm_ibmvtpm_resume - Resume from suspend
- *
- * @dev: device struct
- *
- * Return: Always 0.
- */
-static int tpm_ibmvtpm_resume(struct device *dev)
-{
- struct tpm_chip *chip = dev_get_drvdata(dev);
- struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev);
- int rc = 0;
-
- do {
- if (rc)
- msleep(100);
- rc = plpar_hcall_norets(H_ENABLE_CRQ,
- ibmvtpm->vdev->unit_address);
- } while (rc == H_IN_PROGRESS || rc == H_BUSY || H_IS_LONG_BUSY(rc));
-
- if (rc) {
- dev_err(dev, "Error enabling ibmvtpm rc=%d\n", rc);
- return rc;
- }
-
- rc = vio_enable_interrupts(ibmvtpm->vdev);
- if (rc) {
- dev_err(dev, "Error vio_enable_interrupts rc=%d\n", rc);
- return rc;
- }
-
- rc = ibmvtpm_crq_send_init(ibmvtpm);
- if (rc)
- dev_err(dev, "Error send_init rc=%d\n", rc);
-
- return rc;
-}
-
static bool tpm_ibmvtpm_req_canceled(struct tpm_chip *chip, u8 status)
{
return (status == 0);
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index 27c6ca031e23..2435216bd10a 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -433,6 +433,9 @@ static void disable_interrupts(struct tpm_chip *chip)
u32 intmask;
int rc;
+ if (priv->irq == 0)
+ return;
+
rc = tpm_tis_read32(priv, TPM_INT_ENABLE(priv->locality), &intmask);
if (rc < 0)
intmask = 0;
@@ -1062,9 +1065,12 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
if (irq) {
tpm_tis_probe_irq_single(chip, intmask, IRQF_SHARED,
irq);
- if (!(chip->flags & TPM_CHIP_FLAG_IRQ))
+ if (!(chip->flags & TPM_CHIP_FLAG_IRQ)) {
dev_err(&chip->dev, FW_BUG
"TPM interrupt not working, polling instead\n");
+
+ disable_interrupts(chip);
+ }
} else {
tpm_tis_probe_irq(chip, intmask);
}
diff --git a/drivers/fpga/dfl-pci.c b/drivers/fpga/dfl-pci.c
index 89ca292236ad..538755062ab7 100644
--- a/drivers/fpga/dfl-pci.c
+++ b/drivers/fpga/dfl-pci.c
@@ -248,11 +248,13 @@ static int cci_pci_sriov_configure(struct pci_dev *pcidev, int num_vfs)
return ret;
ret = pci_enable_sriov(pcidev, num_vfs);
- if (ret)
+ if (ret) {
dfl_fpga_cdev_config_ports_pf(cdev);
+ return ret;
+ }
}
- return ret;
+ return num_vfs;
}
static void cci_pci_remove(struct pci_dev *pcidev)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 04441dbcba76..188e51600070 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -283,6 +283,8 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc,
int i = 0;
bool ret = false;
+ stream->adjust = *adjust;
+
for (i = 0; i < MAX_PIPES; i++) {
struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
@@ -2347,7 +2349,7 @@ void dc_commit_updates_for_stream(struct dc *dc,
enum surface_update_type update_type;
struct dc_state *context;
struct dc_context *dc_ctx = dc->ctx;
- int i;
+ int i, j;
stream_status = dc_stream_get_status(stream);
context = dc->current_state;
@@ -2385,6 +2387,17 @@ void dc_commit_updates_for_stream(struct dc *dc,
copy_surface_update_to_plane(surface, &srf_updates[i]);
+ if (update_type >= UPDATE_TYPE_MED) {
+ for (j = 0; j < dc->res_pool->pipe_count; j++) {
+ struct pipe_ctx *pipe_ctx =
+ &context->res_ctx.pipe_ctx[j];
+
+ if (pipe_ctx->plane_state != surface)
+ continue;
+
+ resource_build_scaling_params(pipe_ctx);
+ }
+ }
}
copy_stream_update_to_stream(dc, context, stream, stream_update);
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 7b7f0da01346..22713ef0eac8 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -4290,6 +4290,7 @@ int drm_dp_atomic_release_vcpi_slots(struct drm_atomic_state *state,
if (pos->vcpi) {
drm_dp_mst_put_port_malloc(port);
pos->vcpi = 0;
+ pos->pbn = 0;
}
return 0;
diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c
index b2d245963d9f..8accea06185b 100644
--- a/drivers/gpu/drm/i915/gt/intel_rps.c
+++ b/drivers/gpu/drm/i915/gt/intel_rps.c
@@ -83,7 +83,8 @@ static void rps_enable_interrupts(struct intel_rps *rps)
gen6_gt_pm_enable_irq(gt, rps->pm_events);
spin_unlock_irq(>->irq_lock);
- set(gt->uncore, GEN6_PMINTRMSK, rps_pm_mask(rps, rps->cur_freq));
+ intel_uncore_write(gt->uncore,
+ GEN6_PMINTRMSK, rps_pm_mask(rps, rps->last_freq));
}
static void gen6_rps_reset_interrupts(struct intel_rps *rps)
@@ -117,7 +118,8 @@ static void rps_disable_interrupts(struct intel_rps *rps)
rps->pm_events = 0;
- set(gt->uncore, GEN6_PMINTRMSK, rps_pm_sanitize_mask(rps, ~0u));
+ intel_uncore_write(gt->uncore,
+ GEN6_PMINTRMSK, rps_pm_sanitize_mask(rps, ~0u));
spin_lock_irq(>->irq_lock);
gen6_gt_pm_disable_irq(gt, GEN6_PM_RPS_EVENTS);
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c
index 80c3f963527b..ae622ee6d08c 100644
--- a/drivers/iio/adc/stm32-adc.c
+++ b/drivers/iio/adc/stm32-adc.c
@@ -1418,8 +1418,30 @@ static unsigned int stm32_adc_dma_residue(struct stm32_adc *adc)
static void stm32_adc_dma_buffer_done(void *data)
{
struct iio_dev *indio_dev = data;
+ struct stm32_adc *adc = iio_priv(indio_dev);
+ int residue = stm32_adc_dma_residue(adc);
+
+ /*
+ * In DMA mode the trigger services of IIO are not used
+ * (e.g. no call to iio_trigger_poll).
+ * Calling irq handler associated to the hardware trigger is not
+ * relevant as the conversions have already been done. Data
+ * transfers are performed directly in DMA callback instead.
+ * This implementation avoids to call trigger irq handler that
+ * may sleep, in an atomic context (DMA irq handler context).
+ */
+ dev_dbg(&indio_dev->dev, "%s bufi=%d\n", __func__, adc->bufi);
- iio_trigger_poll_chained(indio_dev->trig);
+ while (residue >= indio_dev->scan_bytes) {
+ u16 *buffer = (u16 *)&adc->rx_buf[adc->bufi];
+
+ iio_push_to_buffers(indio_dev, buffer);
+
+ residue -= indio_dev->scan_bytes;
+ adc->bufi += indio_dev->scan_bytes;
+ if (adc->bufi >= adc->rx_buf_sz)
+ adc->bufi = 0;
+ }
}
static int stm32_adc_dma_start(struct iio_dev *indio_dev)
@@ -1845,6 +1867,7 @@ static int stm32_adc_probe(struct platform_device *pdev)
{
struct iio_dev *indio_dev;
struct device *dev = &pdev->dev;
+ irqreturn_t (*handler)(int irq, void *p) = NULL;
struct stm32_adc *adc;
int ret;
@@ -1911,9 +1934,11 @@ static int stm32_adc_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
+ if (!adc->dma_chan)
+ handler = &stm32_adc_trigger_handler;
+
ret = iio_triggered_buffer_setup(indio_dev,
- &iio_pollfunc_store_time,
- &stm32_adc_trigger_handler,
+ &iio_pollfunc_store_time, handler,
&stm32_adc_buffer_setup_ops);
if (ret) {
dev_err(&pdev->dev, "buffer setup failed\n");
diff --git a/drivers/iio/adc/ti-ads8344.c b/drivers/iio/adc/ti-ads8344.c
index 9a460807d46d..abe4b56c847c 100644
--- a/drivers/iio/adc/ti-ads8344.c
+++ b/drivers/iio/adc/ti-ads8344.c
@@ -29,7 +29,7 @@ struct ads8344 {
struct mutex lock;
u8 tx_buf ____cacheline_aligned;
- u16 rx_buf;
+ u8 rx_buf[3];
};
#define ADS8344_VOLTAGE_CHANNEL(chan, si) \
@@ -89,11 +89,11 @@ static int ads8344_adc_conversion(struct ads8344 *adc, int channel,
udelay(9);
- ret = spi_read(spi, &adc->rx_buf, 2);
+ ret = spi_read(spi, adc->rx_buf, sizeof(adc->rx_buf));
if (ret)
return ret;
- return adc->rx_buf;
+ return adc->rx_buf[0] << 9 | adc->rx_buf[1] << 1 | adc->rx_buf[2] >> 7;
}
static int ads8344_read_raw(struct iio_dev *iio,
diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
index ec227b358cd6..6fd06e4eff73 100644
--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -102,6 +102,16 @@ static const unsigned int XADC_ZYNQ_UNMASK_TIMEOUT = 500;
#define XADC_FLAGS_BUFFERED BIT(0)
+/*
+ * The XADC hardware supports a samplerate of up to 1MSPS. Unfortunately it does
+ * not have a hardware FIFO. Which means an interrupt is generated for each
+ * conversion sequence. At 1MSPS sample rate the CPU in ZYNQ7000 is completely
+ * overloaded by the interrupts that it soft-lockups. For this reason the driver
+ * limits the maximum samplerate 150kSPS. At this rate the CPU is fairly busy,
+ * but still responsive.
+ */
+#define XADC_MAX_SAMPLERATE 150000
+
static void xadc_write_reg(struct xadc *xadc, unsigned int reg,
uint32_t val)
{
@@ -674,7 +684,7 @@ static int xadc_trigger_set_state(struct iio_trigger *trigger, bool state)
spin_lock_irqsave(&xadc->lock, flags);
xadc_read_reg(xadc, XADC_AXI_REG_IPIER, &val);
- xadc_write_reg(xadc, XADC_AXI_REG_IPISR, val & XADC_AXI_INT_EOS);
+ xadc_write_reg(xadc, XADC_AXI_REG_IPISR, XADC_AXI_INT_EOS);
if (state)
val |= XADC_AXI_INT_EOS;
else
@@ -722,13 +732,14 @@ static int xadc_power_adc_b(struct xadc *xadc, unsigned int seq_mode)
{
uint16_t val;
+ /* Powerdown the ADC-B when it is not needed. */
switch (seq_mode) {
case XADC_CONF1_SEQ_SIMULTANEOUS:
case XADC_CONF1_SEQ_INDEPENDENT:
- val = XADC_CONF2_PD_ADC_B;
+ val = 0;
break;
default:
- val = 0;
+ val = XADC_CONF2_PD_ADC_B;
break;
}
@@ -797,6 +808,16 @@ static int xadc_preenable(struct iio_dev *indio_dev)
if (ret)
goto err;
+ /*
+ * In simultaneous mode the upper and lower aux channels are samples at
+ * the same time. In this mode the upper 8 bits in the sequencer
+ * register are don't care and the lower 8 bits control two channels
+ * each. As such we must set the bit if either the channel in the lower
+ * group or the upper group is enabled.
+ */
+ if (seq_mode == XADC_CONF1_SEQ_SIMULTANEOUS)
+ scan_mask = ((scan_mask >> 8) | scan_mask) & 0xff0000;
+
ret = xadc_write_adc_reg(xadc, XADC_REG_SEQ(1), scan_mask >> 16);
if (ret)
goto err;
@@ -823,11 +844,27 @@ static const struct iio_buffer_setup_ops xadc_buffer_ops = {
.postdisable = &xadc_postdisable,
};
+static int xadc_read_samplerate(struct xadc *xadc)
+{
+ unsigned int div;
+ uint16_t val16;
+ int ret;
+
+ ret = xadc_read_adc_reg(xadc, XADC_REG_CONF2, &val16);
+ if (ret)
+ return ret;
+
+ div = (val16 & XADC_CONF2_DIV_MASK) >> XADC_CONF2_DIV_OFFSET;
+ if (div < 2)
+ div = 2;
+
+ return xadc_get_dclk_rate(xadc) / div / 26;
+}
+
static int xadc_read_raw(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan, int *val, int *val2, long info)
{
struct xadc *xadc = iio_priv(indio_dev);
- unsigned int div;
uint16_t val16;
int ret;
@@ -880,41 +917,31 @@ static int xadc_read_raw(struct iio_dev *indio_dev,
*val = -((273150 << 12) / 503975);
return IIO_VAL_INT;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = xadc_read_adc_reg(xadc, XADC_REG_CONF2, &val16);
- if (ret)
+ ret = xadc_read_samplerate(xadc);
+ if (ret < 0)
return ret;
- div = (val16 & XADC_CONF2_DIV_MASK) >> XADC_CONF2_DIV_OFFSET;
- if (div < 2)
- div = 2;
-
- *val = xadc_get_dclk_rate(xadc) / div / 26;
-
+ *val = ret;
return IIO_VAL_INT;
default:
return -EINVAL;
}
}
-static int xadc_write_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan, int val, int val2, long info)
+static int xadc_write_samplerate(struct xadc *xadc, int val)
{
- struct xadc *xadc = iio_priv(indio_dev);
unsigned long clk_rate = xadc_get_dclk_rate(xadc);
unsigned int div;
if (!clk_rate)
return -EINVAL;
- if (info != IIO_CHAN_INFO_SAMP_FREQ)
- return -EINVAL;
-
if (val <= 0)
return -EINVAL;
/* Max. 150 kSPS */
- if (val > 150000)
- val = 150000;
+ if (val > XADC_MAX_SAMPLERATE)
+ val = XADC_MAX_SAMPLERATE;
val *= 26;
@@ -927,7 +954,7 @@ static int xadc_write_raw(struct iio_dev *indio_dev,
* limit.
*/
div = clk_rate / val;
- if (clk_rate / div / 26 > 150000)
+ if (clk_rate / div / 26 > XADC_MAX_SAMPLERATE)
div++;
if (div < 2)
div = 2;
@@ -938,6 +965,17 @@ static int xadc_write_raw(struct iio_dev *indio_dev,
div << XADC_CONF2_DIV_OFFSET);
}
+static int xadc_write_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan, int val, int val2, long info)
+{
+ struct xadc *xadc = iio_priv(indio_dev);
+
+ if (info != IIO_CHAN_INFO_SAMP_FREQ)
+ return -EINVAL;
+
+ return xadc_write_samplerate(xadc, val);
+}
+
static const struct iio_event_spec xadc_temp_events[] = {
{
.type = IIO_EV_TYPE_THRESH,
@@ -1223,6 +1261,21 @@ static int xadc_probe(struct platform_device *pdev)
if (ret)
goto err_free_samplerate_trigger;
+ /*
+ * Make sure not to exceed the maximum samplerate since otherwise the
+ * resulting interrupt storm will soft-lock the system.
+ */
+ if (xadc->ops->flags & XADC_FLAGS_BUFFERED) {
+ ret = xadc_read_samplerate(xadc);
+ if (ret < 0)
+ goto err_free_samplerate_trigger;
+ if (ret > XADC_MAX_SAMPLERATE) {
+ ret = xadc_write_samplerate(xadc, XADC_MAX_SAMPLERATE);
+ if (ret < 0)
+ goto err_free_samplerate_trigger;
+ }
+ }
+
ret = request_irq(xadc->irq, xadc->ops->interrupt_handler, 0,
dev_name(&pdev->dev), indio_dev);
if (ret)
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
index 0e35ff06f9af..13bdfbbf5f71 100644
--- a/drivers/iio/common/st_sensors/st_sensors_core.c
+++ b/drivers/iio/common/st_sensors/st_sensors_core.c
@@ -79,7 +79,7 @@ int st_sensors_set_odr(struct iio_dev *indio_dev, unsigned int odr)
struct st_sensor_odr_avl odr_out = {0, 0};
struct st_sensor_data *sdata = iio_priv(indio_dev);
- if (!sdata->sensor_settings->odr.addr)
+ if (!sdata->sensor_settings->odr.mask)
return 0;
err = st_sensors_match_odr(sdata->sensor_settings, odr, &odr_out);
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index 84d219ae6aee..4426524b59f2 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -2036,11 +2036,21 @@ static int st_lsm6dsx_init_hw_timer(struct st_lsm6dsx_hw *hw)
return 0;
}
-static int st_lsm6dsx_init_device(struct st_lsm6dsx_hw *hw)
+static int st_lsm6dsx_reset_device(struct st_lsm6dsx_hw *hw)
{
const struct st_lsm6dsx_reg *reg;
int err;
+ /*
+ * flush hw FIFO before device reset in order to avoid
+ * possible races on interrupt line 1. If the first interrupt
+ * line is asserted during hw reset the device will work in
+ * I3C-only mode (if it is supported)
+ */
+ err = st_lsm6dsx_flush_fifo(hw);
+ if (err < 0 && err != -ENOTSUPP)
+ return err;
+
/* device sw reset */
reg = &hw->settings->reset;
err = regmap_update_bits(hw->regmap, reg->addr, reg->mask,
@@ -2059,6 +2069,18 @@ static int st_lsm6dsx_init_device(struct st_lsm6dsx_hw *hw)
msleep(50);
+ return 0;
+}
+
+static int st_lsm6dsx_init_device(struct st_lsm6dsx_hw *hw)
+{
+ const struct st_lsm6dsx_reg *reg;
+ int err;
+
+ err = st_lsm6dsx_reset_device(hw);
+ if (err < 0)
+ return err;
+
/* enable Block Data Update */
reg = &hw->settings->bdu;
err = regmap_update_bits(hw->regmap, reg->addr, reg->mask,
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index 90ee4484a80a..2eb7b2968e5d 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -212,11 +212,12 @@ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
}
hw = to_me_hw(dev);
hw->mem_addr = pcim_iomap_table(pdev)[0];
- hw->irq = pdev->irq;
hw->read_fws = mei_me_read_fws;
pci_enable_msi(pdev);
+ hw->irq = pdev->irq;
+
/* request and enable interrupt */
irqflags = pci_dev_msi_enabled(pdev) ? IRQF_ONESHOT : IRQF_SHARED;
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 1a69286daa8d..d93de7096ae0 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1454,6 +1454,10 @@ static int b53_arl_rw_op(struct b53_device *dev, unsigned int op)
reg |= ARLTBL_RW;
else
reg &= ~ARLTBL_RW;
+ if (dev->vlan_enabled)
+ reg &= ~ARLTBL_IVL_SVL_SELECT;
+ else
+ reg |= ARLTBL_IVL_SVL_SELECT;
b53_write8(dev, B53_ARLIO_PAGE, B53_ARLTBL_RW_CTRL, reg);
return b53_arl_op_wait(dev);
@@ -1463,6 +1467,7 @@ static int b53_arl_read(struct b53_device *dev, u64 mac,
u16 vid, struct b53_arl_entry *ent, u8 *idx,
bool is_valid)
{
+ DECLARE_BITMAP(free_bins, B53_ARLTBL_MAX_BIN_ENTRIES);
unsigned int i;
int ret;
@@ -1470,6 +1475,8 @@ static int b53_arl_read(struct b53_device *dev, u64 mac,
if (ret)
return ret;
+ bitmap_zero(free_bins, dev->num_arl_entries);
+
/* Read the bins */
for (i = 0; i < dev->num_arl_entries; i++) {
u64 mac_vid;
@@ -1481,13 +1488,24 @@ static int b53_arl_read(struct b53_device *dev, u64 mac,
B53_ARLTBL_DATA_ENTRY(i), &fwd_entry);
b53_arl_to_entry(ent, mac_vid, fwd_entry);
- if (!(fwd_entry & ARLTBL_VALID))
+ if (!(fwd_entry & ARLTBL_VALID)) {
+ set_bit(i, free_bins);
continue;
+ }
if ((mac_vid & ARLTBL_MAC_MASK) != mac)
continue;
+ if (dev->vlan_enabled &&
+ ((mac_vid >> ARLTBL_VID_S) & ARLTBL_VID_MASK) != vid)
+ continue;
*idx = i;
+ return 0;
}
+ if (bitmap_weight(free_bins, dev->num_arl_entries) == 0)
+ return -ENOSPC;
+
+ *idx = find_first_bit(free_bins, dev->num_arl_entries);
+
return -ENOENT;
}
@@ -1517,10 +1535,21 @@ static int b53_arl_op(struct b53_device *dev, int op, int port,
if (op)
return ret;
- /* We could not find a matching MAC, so reset to a new entry */
- if (ret) {
+ switch (ret) {
+ case -ENOSPC:
+ dev_dbg(dev->dev, "{%pM,%.4d} no space left in ARL\n",
+ addr, vid);
+ return is_valid ? ret : 0;
+ case -ENOENT:
+ /* We could not find a matching MAC, so reset to a new entry */
+ dev_dbg(dev->dev, "{%pM,%.4d} not found, using idx: %d\n",
+ addr, vid, idx);
fwd_entry = 0;
- idx = 1;
+ break;
+ default:
+ dev_dbg(dev->dev, "{%pM,%.4d} found, using idx: %d\n",
+ addr, vid, idx);
+ break;
}
/* For multicast address, the port is a bitmask and the validity
@@ -1538,7 +1567,6 @@ static int b53_arl_op(struct b53_device *dev, int op, int port,
ent.is_valid = !!(ent.port);
}
- ent.is_valid = is_valid;
ent.vid = vid;
ent.is_static = true;
ent.is_age = false;
diff --git a/drivers/net/dsa/b53/b53_regs.h b/drivers/net/dsa/b53/b53_regs.h
index 2a9f421680aa..c90985c294a2 100644
--- a/drivers/net/dsa/b53/b53_regs.h
+++ b/drivers/net/dsa/b53/b53_regs.h
@@ -292,6 +292,7 @@
/* ARL Table Read/Write Register (8 bit) */
#define B53_ARLTBL_RW_CTRL 0x00
#define ARLTBL_RW BIT(0)
+#define ARLTBL_IVL_SVL_SELECT BIT(6)
#define ARLTBL_START_DONE BIT(7)
/* MAC Address Index Register (48 bit) */
@@ -304,7 +305,7 @@
*
* BCM5325 and BCM5365 share most definitions below
*/
-#define B53_ARLTBL_MAC_VID_ENTRY(n) (0x10 * (n))
+#define B53_ARLTBL_MAC_VID_ENTRY(n) ((0x10 * (n)) + 0x10)
#define ARLTBL_MAC_MASK 0xffffffffffffULL
#define ARLTBL_VID_S 48
#define ARLTBL_VID_MASK_25 0xff
@@ -316,13 +317,16 @@
#define ARLTBL_VALID_25 BIT(63)
/* ARL Table Data Entry N Registers (32 bit) */
-#define B53_ARLTBL_DATA_ENTRY(n) ((0x10 * (n)) + 0x08)
+#define B53_ARLTBL_DATA_ENTRY(n) ((0x10 * (n)) + 0x18)
#define ARLTBL_DATA_PORT_ID_MASK 0x1ff
#define ARLTBL_TC(tc) ((3 & tc) << 11)
#define ARLTBL_AGE BIT(14)
#define ARLTBL_STATIC BIT(15)
#define ARLTBL_VALID BIT(16)
+/* Maximum number of bin entries in the ARL for all switches */
+#define B53_ARLTBL_MAX_BIN_ENTRIES 4
+
/* ARL Search Control Register (8 bit) */
#define B53_ARL_SRCH_CTL 0x50
#define B53_ARL_SRCH_CTL_25 0x20
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 1d678bee2cc9..b7c0c20e1325 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -938,6 +938,8 @@ static void bcmgenet_get_ethtool_stats(struct net_device *dev,
if (netif_running(dev))
bcmgenet_update_mib_counters(priv);
+ dev->netdev_ops->ndo_get_stats(dev);
+
for (i = 0; i < BCMGENET_STATS_LEN; i++) {
const struct bcmgenet_stats *s;
char *p;
@@ -3142,6 +3144,7 @@ static struct net_device_stats *bcmgenet_get_stats(struct net_device *dev)
dev->stats.rx_packets = rx_packets;
dev->stats.rx_errors = rx_errors;
dev->stats.rx_missed_errors = rx_errors;
+ dev->stats.rx_dropped = rx_dropped;
return &dev->stats;
}
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
index 19c11568113a..7b9cd69f9844 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c
@@ -1049,9 +1049,9 @@ static void cudbg_t4_fwcache(struct cudbg_init *pdbg_init,
}
}
-static unsigned long cudbg_mem_region_size(struct cudbg_init *pdbg_init,
- struct cudbg_error *cudbg_err,
- u8 mem_type)
+static int cudbg_mem_region_size(struct cudbg_init *pdbg_init,
+ struct cudbg_error *cudbg_err,
+ u8 mem_type, unsigned long *region_size)
{
struct adapter *padap = pdbg_init->adap;
struct cudbg_meminfo mem_info;
@@ -1060,15 +1060,23 @@ static unsigned long cudbg_mem_region_size(struct cudbg_init *pdbg_init,
memset(&mem_info, 0, sizeof(struct cudbg_meminfo));
rc = cudbg_fill_meminfo(padap, &mem_info);
- if (rc)
+ if (rc) {
+ cudbg_err->sys_err = rc;
return rc;
+ }
cudbg_t4_fwcache(pdbg_init, cudbg_err);
rc = cudbg_meminfo_get_mem_index(padap, &mem_info, mem_type, &mc_idx);
- if (rc)
+ if (rc) {
+ cudbg_err->sys_err = rc;
return rc;
+ }
+
+ if (region_size)
+ *region_size = mem_info.avail[mc_idx].limit -
+ mem_info.avail[mc_idx].base;
- return mem_info.avail[mc_idx].limit - mem_info.avail[mc_idx].base;
+ return 0;
}
static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init,
@@ -1076,7 +1084,12 @@ static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init,
struct cudbg_error *cudbg_err,
u8 mem_type)
{
- unsigned long size = cudbg_mem_region_size(pdbg_init, cudbg_err, mem_type);
+ unsigned long size = 0;
+ int rc;
+
+ rc = cudbg_mem_region_size(pdbg_init, cudbg_err, mem_type, &size);
+ if (rc)
+ return rc;
return cudbg_read_fw_mem(pdbg_init, dbg_buff, mem_type, size,
cudbg_err);
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c
index af1f40cbccc8..f5bc996ac77d 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c
@@ -311,32 +311,17 @@ static int cxgb4_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta)
*/
static int cxgb4_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
{
- struct adapter *adapter = (struct adapter *)container_of(ptp,
- struct adapter, ptp_clock_info);
- struct fw_ptp_cmd c;
+ struct adapter *adapter = container_of(ptp, struct adapter,
+ ptp_clock_info);
u64 ns;
- int err;
-
- memset(&c, 0, sizeof(c));
- c.op_to_portid = cpu_to_be32(FW_CMD_OP_V(FW_PTP_CMD) |
- FW_CMD_REQUEST_F |
- FW_CMD_READ_F |
- FW_PTP_CMD_PORTID_V(0));
- c.retval_len16 = cpu_to_be32(FW_CMD_LEN16_V(sizeof(c) / 16));
- c.u.ts.sc = FW_PTP_SC_GET_TIME;
- err = t4_wr_mbox(adapter, adapter->mbox, &c, sizeof(c), &c);
- if (err < 0) {
- dev_err(adapter->pdev_dev,
- "PTP: %s error %d\n", __func__, -err);
- return err;
- }
+ ns = t4_read_reg(adapter, T5_PORT_REG(0, MAC_PORT_PTP_SUM_LO_A));
+ ns |= (u64)t4_read_reg(adapter,
+ T5_PORT_REG(0, MAC_PORT_PTP_SUM_HI_A)) << 32;
/* convert to timespec*/
- ns = be64_to_cpu(c.u.ts.tm);
*ts = ns_to_timespec64(ns);
-
- return err;
+ return 0;
}
/**
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h
index a957a6e4d4c4..b0519c326692 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h
@@ -1900,6 +1900,9 @@
#define MAC_PORT_CFG2_A 0x818
+#define MAC_PORT_PTP_SUM_LO_A 0x990
+#define MAC_PORT_PTP_SUM_HI_A 0x994
+
#define MPS_CMN_CTL_A 0x9000
#define COUNTPAUSEMCRX_S 5
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index 4d5ca302c067..a30edb436f4a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -43,6 +43,7 @@
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/moduleparam.h>
+#include <linux/indirect_call_wrapper.h>
#include "mlx4_en.h"
@@ -261,6 +262,10 @@ static void mlx4_en_stamp_wqe(struct mlx4_en_priv *priv,
}
}
+INDIRECT_CALLABLE_DECLARE(u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
+ struct mlx4_en_tx_ring *ring,
+ int index, u64 timestamp,
+ int napi_mode));
u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
@@ -329,6 +334,11 @@ u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv,
return tx_info->nr_txbb;
}
+INDIRECT_CALLABLE_DECLARE(u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv,
+ struct mlx4_en_tx_ring *ring,
+ int index, u64 timestamp,
+ int napi_mode));
+
u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv,
struct mlx4_en_tx_ring *ring,
int index, u64 timestamp,
@@ -449,7 +459,9 @@ bool mlx4_en_process_tx_cq(struct net_device *dev,
timestamp = mlx4_en_get_cqe_ts(cqe);
/* free next descriptor */
- last_nr_txbb = ring->free_tx_desc(
+ last_nr_txbb = INDIRECT_CALL_2(ring->free_tx_desc,
+ mlx4_en_free_tx_desc,
+ mlx4_en_recycle_tx_desc,
priv, ring, ring_index,
timestamp, napi_budget);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index c51b2adfc1e1..2cbfa5cfefab 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -316,7 +316,7 @@ struct mlxsw_afa_block *mlxsw_afa_block_create(struct mlxsw_afa *mlxsw_afa)
block = kzalloc(sizeof(*block), GFP_KERNEL);
if (!block)
- return NULL;
+ return ERR_PTR(-ENOMEM);
INIT_LIST_HEAD(&block->resource_list);
block->afa = mlxsw_afa;
@@ -344,7 +344,7 @@ struct mlxsw_afa_block *mlxsw_afa_block_create(struct mlxsw_afa *mlxsw_afa)
mlxsw_afa_set_destroy(block->first_set);
err_first_set_create:
kfree(block);
- return NULL;
+ return ERR_PTR(-ENOMEM);
}
EXPORT_SYMBOL(mlxsw_afa_block_create);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum2_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum2_acl_tcam.c
index 6c66a0f1b79e..ad69913f19c1 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum2_acl_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum2_acl_tcam.c
@@ -88,8 +88,8 @@ static int mlxsw_sp2_acl_tcam_init(struct mlxsw_sp *mlxsw_sp, void *priv,
* to be written using PEFA register to all indexes for all regions.
*/
afa_block = mlxsw_afa_block_create(mlxsw_sp->afa);
- if (!afa_block) {
- err = -ENOMEM;
+ if (IS_ERR(afa_block)) {
+ err = PTR_ERR(afa_block);
goto err_afa_block;
}
err = mlxsw_afa_block_continue(afa_block);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
index 3d3cca596116..d77cdcb5c642 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
@@ -444,7 +444,7 @@ mlxsw_sp_acl_rulei_create(struct mlxsw_sp_acl *acl,
rulei = kzalloc(sizeof(*rulei), GFP_KERNEL);
if (!rulei)
- return NULL;
+ return ERR_PTR(-ENOMEM);
if (afa_block) {
rulei->act_block = afa_block;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c
index 346f4a5fe053..221aa6a474eb 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr_tcam.c
@@ -199,8 +199,8 @@ mlxsw_sp_mr_tcam_afa_block_create(struct mlxsw_sp *mlxsw_sp,
int err;
afa_block = mlxsw_afa_block_create(mlxsw_sp->afa);
- if (!afa_block)
- return ERR_PTR(-ENOMEM);
+ if (IS_ERR(afa_block))
+ return afa_block;
err = mlxsw_afa_block_append_allocated_counter(afa_block,
counter_index);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
index 0e2fa14f1423..a3934ca6a043 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
@@ -119,6 +119,7 @@ static int meson8b_init_rgmii_tx_clk(struct meson8b_dwmac *dwmac)
{ .div = 5, .val = 5, },
{ .div = 6, .val = 6, },
{ .div = 7, .val = 7, },
+ { /* end of array */ }
};
clk_configs = devm_kzalloc(dev, sizeof(*clk_configs), GFP_KERNEL);
diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c
index 269596c15133..2e5202923510 100644
--- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
+++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
@@ -1387,6 +1387,8 @@ static int ixp4xx_eth_probe(struct platform_device *pdev)
return -ENODEV;
regs_phys = res->start;
port->regs = devm_ioremap_resource(dev, res);
+ if (IS_ERR(port->regs))
+ return PTR_ERR(port->regs);
switch (port->id) {
case IXP4XX_ETH_NPEA:
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 09f279c0182b..6b461be1820b 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1207,7 +1207,7 @@ static int geneve_validate(struct nlattr *tb[], struct nlattr *data[],
enum ifla_geneve_df df = nla_get_u8(data[IFLA_GENEVE_DF]);
if (df < 0 || df > GENEVE_DF_MAX) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_GENEVE_DF],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_GENEVE_DF],
"Invalid DF attribute");
return -EINVAL;
}
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 9b4ae5c36da6..35aa7b0a2aeb 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -3658,11 +3658,11 @@ static int macsec_newlink(struct net *net, struct net_device *dev,
struct netlink_ext_ack *extack)
{
struct macsec_dev *macsec = macsec_priv(dev);
+ rx_handler_func_t *rx_handler;
+ u8 icv_len = DEFAULT_ICV_LEN;
struct net_device *real_dev;
- int err;
+ int err, mtu;
sci_t sci;
- u8 icv_len = DEFAULT_ICV_LEN;
- rx_handler_func_t *rx_handler;
if (!tb[IFLA_LINK])
return -EINVAL;
@@ -3681,7 +3681,11 @@ static int macsec_newlink(struct net *net, struct net_device *dev,
if (data && data[IFLA_MACSEC_ICV_LEN])
icv_len = nla_get_u8(data[IFLA_MACSEC_ICV_LEN]);
- dev->mtu = real_dev->mtu - icv_len - macsec_extra_len(true);
+ mtu = real_dev->mtu - icv_len - macsec_extra_len(true);
+ if (mtu < 0)
+ dev->mtu = 0;
+ else
+ dev->mtu = mtu;
rx_handler = rtnl_dereference(real_dev->rx_handler);
if (rx_handler && rx_handler != macsec_handle_frame)
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index e7289d67268f..0482adc9916b 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -1704,7 +1704,7 @@ static int macvlan_device_event(struct notifier_block *unused,
struct macvlan_dev,
list);
- if (macvlan_sync_address(vlan->dev, dev->dev_addr))
+ if (vlan && macvlan_sync_address(vlan->dev, dev->dev_addr))
return NOTIFY_BAD;
break;
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 4004f98e50d9..04845a4017f9 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -468,6 +468,9 @@ static const struct team_mode *team_mode_get(const char *kind)
struct team_mode_item *mitem;
const struct team_mode *mode = NULL;
+ if (!try_module_get(THIS_MODULE))
+ return NULL;
+
spin_lock(&mode_list_lock);
mitem = __find_mode(kind);
if (!mitem) {
@@ -483,6 +486,7 @@ static const struct team_mode *team_mode_get(const char *kind)
}
spin_unlock(&mode_list_lock);
+ module_put(THIS_MODULE);
return mode;
}
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index b8228f50bc94..6716deeb35e3 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -188,8 +188,8 @@ static netdev_tx_t vrf_process_v6_outbound(struct sk_buff *skb,
fl6.flowi6_proto = iph->nexthdr;
fl6.flowi6_flags = FLOWI_FLAG_SKIP_NH_OIF;
- dst = ip6_route_output(net, NULL, &fl6);
- if (dst == dst_null)
+ dst = ip6_dst_lookup_flow(net, NULL, &fl6, NULL);
+ if (IS_ERR(dst) || dst == dst_null)
goto err;
skb_dst_drop(skb);
@@ -474,7 +474,8 @@ static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev,
if (rt6_need_strict(&ipv6_hdr(skb)->daddr))
return skb;
- if (qdisc_tx_is_default(vrf_dev))
+ if (qdisc_tx_is_default(vrf_dev) ||
+ IP6CB(skb)->flags & IP6SKB_XFRM_TRANSFORMED)
return vrf_ip6_out_direct(vrf_dev, sk, skb);
return vrf_ip6_out_redirect(vrf_dev, skb);
@@ -686,7 +687,8 @@ static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev,
ipv4_is_lbcast(ip_hdr(skb)->daddr))
return skb;
- if (qdisc_tx_is_default(vrf_dev))
+ if (qdisc_tx_is_default(vrf_dev) ||
+ IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED)
return vrf_ip_out_direct(vrf_dev, sk, skb);
return vrf_ip_out_redirect(vrf_dev, skb);
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 45308b3350cf..a5b415fed11e 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -3144,7 +3144,7 @@ static int vxlan_validate(struct nlattr *tb[], struct nlattr *data[],
u32 id = nla_get_u32(data[IFLA_VXLAN_ID]);
if (id >= VXLAN_N_VID) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_VXLAN_ID],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_VXLAN_ID],
"VXLAN ID must be lower than 16777216");
return -ERANGE;
}
@@ -3155,7 +3155,7 @@ static int vxlan_validate(struct nlattr *tb[], struct nlattr *data[],
= nla_data(data[IFLA_VXLAN_PORT_RANGE]);
if (ntohs(p->high) < ntohs(p->low)) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_VXLAN_PORT_RANGE],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_VXLAN_PORT_RANGE],
"Invalid source port range");
return -EINVAL;
}
@@ -3165,7 +3165,7 @@ static int vxlan_validate(struct nlattr *tb[], struct nlattr *data[],
enum ifla_vxlan_df df = nla_get_u8(data[IFLA_VXLAN_DF]);
if (df < 0 || df > VXLAN_DF_MAX) {
- NL_SET_ERR_MSG_ATTR(extack, tb[IFLA_VXLAN_DF],
+ NL_SET_ERR_MSG_ATTR(extack, data[IFLA_VXLAN_DF],
"Invalid DF attribute");
return -EINVAL;
}
diff --git a/drivers/net/wireless/intel/iwlegacy/3945-rs.c b/drivers/net/wireless/intel/iwlegacy/3945-rs.c
index 6209f85a71dd..0af9e997c9f6 100644
--- a/drivers/net/wireless/intel/iwlegacy/3945-rs.c
+++ b/drivers/net/wireless/intel/iwlegacy/3945-rs.c
@@ -374,7 +374,7 @@ il3945_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta, u8 sta_id)
}
static void *
-il3945_rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+il3945_rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
diff --git a/drivers/net/wireless/intel/iwlegacy/4965-rs.c b/drivers/net/wireless/intel/iwlegacy/4965-rs.c
index 7c6e2c863497..0a02d8aca320 100644
--- a/drivers/net/wireless/intel/iwlegacy/4965-rs.c
+++ b/drivers/net/wireless/intel/iwlegacy/4965-rs.c
@@ -2474,7 +2474,7 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta,
}
static void *
-il4965_rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+il4965_rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c
index 226165db7dfd..dac809df7f1d 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/rs.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/rs.c
@@ -3019,7 +3019,7 @@ static void rs_fill_link_cmd(struct iwl_priv *priv,
cpu_to_le16(priv->lib->bt_params->agg_time_limit);
}
-static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+static void *rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c
index ba2aff3af0fe..e3a33388be70 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c
@@ -296,9 +296,14 @@ int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt,
if (!prof->enabled) {
IWL_DEBUG_RADIO(fwrt, "SAR profile %d is disabled.\n",
profs[i]);
- /* if one of the profiles is disabled, we fail all */
- return -ENOENT;
+ /*
+ * if one of the profiles is disabled, we
+ * ignore all of them and return 1 to
+ * differentiate disabled from other failures.
+ */
+ return 1;
}
+
IWL_DEBUG_INFO(fwrt,
"SAR EWRD: chain %d profile index %d\n",
i, profs[i]);
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h b/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h
index 73196cbc7fbe..75d958bab0e3 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h
@@ -8,7 +8,7 @@
* Copyright(c) 2007 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2019 Intel Corporation
+ * Copyright(c) 2019 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2019 Intel Corporation
+ * Copyright(c) 2019 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -99,7 +99,7 @@ enum iwl_mvm_dqa_txq {
IWL_MVM_DQA_MAX_MGMT_QUEUE = 8,
IWL_MVM_DQA_AP_PROBE_RESP_QUEUE = 9,
IWL_MVM_DQA_MIN_DATA_QUEUE = 10,
- IWL_MVM_DQA_MAX_DATA_QUEUE = 31,
+ IWL_MVM_DQA_MAX_DATA_QUEUE = 30,
};
enum iwl_mvm_tx_fifo {
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index bab0999f002c..252c2ca1b0ed 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -532,8 +532,7 @@ static struct ieee80211_sband_iftype_data iwl_he_capa[] = {
IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,
.mac_cap_info[2] =
- IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP |
- IEEE80211_HE_MAC_CAP2_ACK_EN,
+ IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP,
.mac_cap_info[3] =
IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2,
@@ -617,8 +616,7 @@ static struct ieee80211_sband_iftype_data iwl_he_capa[] = {
IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US |
IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8,
.mac_cap_info[2] =
- IEEE80211_HE_MAC_CAP2_BSR |
- IEEE80211_HE_MAC_CAP2_ACK_EN,
+ IEEE80211_HE_MAC_CAP2_BSR,
.mac_cap_info[3] =
IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_VHT_2,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 98263cd37944..a8ee79441848 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -698,6 +698,7 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
struct iwl_dev_tx_power_cmd_v4 v4;
} cmd;
+ int ret;
u16 len = 0;
cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS);
@@ -712,9 +713,14 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
len = sizeof(cmd.v4.v3);
- if (iwl_sar_select_profile(&mvm->fwrt, cmd.v5.v3.per_chain_restriction,
- prof_a, prof_b))
- return -ENOENT;
+ ret = iwl_sar_select_profile(&mvm->fwrt,
+ cmd.v5.v3.per_chain_restriction,
+ prof_a, prof_b);
+
+ /* return on error or if the profile is disabled (positive number) */
+ if (ret)
+ return ret;
+
IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
}
@@ -1005,16 +1011,7 @@ static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
"EWRD SAR BIOS table invalid or unavailable. (%d)\n",
ret);
- ret = iwl_mvm_sar_select_profile(mvm, 1, 1);
- /*
- * If we don't have profile 0 from BIOS, just skip it. This
- * means that SAR Geo will not be enabled either, even if we
- * have other valid profiles.
- */
- if (ret == -ENOENT)
- return 1;
-
- return ret;
+ return iwl_mvm_sar_select_profile(mvm, 1, 1);
}
static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
@@ -1236,7 +1233,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
ret = iwl_mvm_sar_init(mvm);
if (ret == 0) {
ret = iwl_mvm_sar_geo_init(mvm);
- } else if (ret > 0 && !iwl_sar_get_wgds_table(&mvm->fwrt)) {
+ } else if (ret == -ENOENT && !iwl_sar_get_wgds_table(&mvm->fwrt)) {
/*
* If basic SAR is not available, we check for WGDS,
* which should *not* be available either. If it is
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
index 1a990ed9c3ca..08bef33a1d7e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.c
@@ -3665,7 +3665,7 @@ static void rs_fill_lq_cmd(struct iwl_mvm *mvm,
cpu_to_le16(iwl_mvm_coex_agg_time_limit(mvm, sta));
}
-static void *rs_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+static void *rs_alloc(struct ieee80211_hw *hw)
{
return hw->priv;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
index 5ee33c8ae9d2..77b8def26edb 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
@@ -8,7 +8,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 - 2019 Intel Corporation
+ * Copyright(c) 2018 - 2020 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 - 2019 Intel Corporation
+ * Copyright(c) 2018 - 2020 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -566,6 +566,7 @@ void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
struct iwl_mvm_stat_data {
struct iwl_mvm *mvm;
+ __le32 flags;
__le32 mac_id;
u8 beacon_filter_average_energy;
void *general;
@@ -606,6 +607,13 @@ static void iwl_mvm_stat_iterator(void *_data, u8 *mac,
-general->beacon_average_energy[vif_id];
}
+ /* make sure that beacon statistics don't go backwards with TCM
+ * request to clear statistics
+ */
+ if (le32_to_cpu(data->flags) & IWL_STATISTICS_REPLY_FLG_CLEAR)
+ mvmvif->beacon_stats.accu_num_beacons +=
+ mvmvif->beacon_stats.num_beacons;
+
if (mvmvif->id != id)
return;
@@ -763,6 +771,7 @@ void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm,
flags = stats->flag;
}
+ data.flags = flags;
iwl_mvm_rx_stats_check_trigger(mvm, pkt);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index 64ef3f3ba23b..56ae72debb96 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -722,6 +722,11 @@ static int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 sta_id,
lockdep_assert_held(&mvm->mutex);
+ if (WARN(maxq >= mvm->trans->trans_cfg->base_params->num_of_queues,
+ "max queue %d >= num_of_queues (%d)", maxq,
+ mvm->trans->trans_cfg->base_params->num_of_queues))
+ maxq = mvm->trans->trans_cfg->base_params->num_of_queues - 1;
+
/* This should not be hit with new TX path */
if (WARN_ON(iwl_mvm_has_new_tx_api(mvm)))
return -ENOSPC;
@@ -1164,9 +1169,9 @@ static int iwl_mvm_inactivity_check(struct iwl_mvm *mvm, u8 alloc_for_sta)
inactive_tid_bitmap,
&unshare_queues,
&changetid_queues);
- if (ret >= 0 && free_queue < 0) {
+ if (ret && free_queue < 0) {
queue_owner = sta;
- free_queue = ret;
+ free_queue = i;
}
/* only unlock sta lock - we still need the queue info lock */
spin_unlock_bh(&mvmsta->lock);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
index 01f248ba8fec..9d5b1e51b50d 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
@@ -129,6 +129,18 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
int cmdq_size = max_t(u32, IWL_CMD_QUEUE_SIZE,
trans->cfg->min_txq_size);
+ switch (trans_pcie->rx_buf_size) {
+ case IWL_AMSDU_DEF:
+ return -EINVAL;
+ case IWL_AMSDU_2K:
+ break;
+ case IWL_AMSDU_4K:
+ case IWL_AMSDU_8K:
+ case IWL_AMSDU_12K:
+ control_flags |= IWL_PRPH_SCRATCH_RB_SIZE_4K;
+ break;
+ }
+
/* Allocate prph scratch */
prph_scratch = dma_alloc_coherent(trans->dev, sizeof(*prph_scratch),
&trans_pcie->prph_scratch_dma_addr,
@@ -143,10 +155,8 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
cpu_to_le16((u16)iwl_read32(trans, CSR_HW_REV));
prph_sc_ctrl->version.size = cpu_to_le16(sizeof(*prph_scratch) / 4);
- control_flags = IWL_PRPH_SCRATCH_RB_SIZE_4K |
- IWL_PRPH_SCRATCH_MTR_MODE |
- (IWL_PRPH_MTR_FORMAT_256B &
- IWL_PRPH_SCRATCH_MTR_FORMAT);
+ control_flags |= IWL_PRPH_SCRATCH_MTR_MODE;
+ control_flags |= IWL_PRPH_MTR_FORMAT_256B & IWL_PRPH_SCRATCH_MTR_FORMAT;
/* initialize RX default queue */
prph_sc_ctrl->rbd_cfg.free_rbd_addr =
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
index 86fc00167817..9664dbc70ef1 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
@@ -1418,6 +1418,9 @@ void iwl_trans_pcie_dyn_txq_free(struct iwl_trans *trans, int queue)
iwl_pcie_gen2_txq_unmap(trans, queue);
+ iwl_pcie_gen2_txq_free_memory(trans, trans_pcie->txq[queue]);
+ trans_pcie->txq[queue] = NULL;
+
IWL_DEBUG_TX_QUEUES(trans, "Deactivate queue %d\n", queue);
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/rc.c b/drivers/net/wireless/realtek/rtlwifi/rc.c
index 0c7d74902d33..4b5ea0ec9109 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rc.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rc.c
@@ -261,7 +261,7 @@ static void rtl_rate_update(void *ppriv,
{
}
-static void *rtl_rate_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+static void *rtl_rate_alloc(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
return rtlpriv;
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index a4d8c90ee7cc..652ca87dac94 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -6,6 +6,7 @@
#include <linux/blkdev.h>
#include <linux/blk-mq.h>
+#include <linux/compat.h>
#include <linux/delay.h>
#include <linux/errno.h>
#include <linux/hdreg.h>
@@ -1248,6 +1249,18 @@ static void nvme_enable_aen(struct nvme_ctrl *ctrl)
queue_work(nvme_wq, &ctrl->async_event_work);
}
+/*
+ * Convert integer values from ioctl structures to user pointers, silently
+ * ignoring the upper bits in the compat case to match behaviour of 32-bit
+ * kernels.
+ */
+static void __user *nvme_to_user_ptr(uintptr_t ptrval)
+{
+ if (in_compat_syscall())
+ ptrval = (compat_uptr_t)ptrval;
+ return (void __user *)ptrval;
+}
+
static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
{
struct nvme_user_io io;
@@ -1271,7 +1284,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
length = (io.nblocks + 1) << ns->lba_shift;
meta_len = (io.nblocks + 1) * ns->ms;
- metadata = (void __user *)(uintptr_t)io.metadata;
+ metadata = nvme_to_user_ptr(io.metadata);
if (ns->ext) {
length += meta_len;
@@ -1294,7 +1307,7 @@ static int nvme_submit_io(struct nvme_ns *ns, struct nvme_user_io __user *uio)
c.rw.appmask = cpu_to_le16(io.appmask);
return nvme_submit_user_cmd(ns->queue, &c,
- (void __user *)(uintptr_t)io.addr, length,
+ nvme_to_user_ptr(io.addr), length,
metadata, meta_len, lower_32_bits(io.slba), NULL, 0);
}
@@ -1414,9 +1427,9 @@ static int nvme_user_cmd(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
effects = nvme_passthru_start(ctrl, ns, cmd.opcode);
status = nvme_submit_user_cmd(ns ? ns->queue : ctrl->admin_q, &c,
- (void __user *)(uintptr_t)cmd.addr, cmd.data_len,
- (void __user *)(uintptr_t)cmd.metadata,
- cmd.metadata_len, 0, &result, timeout);
+ nvme_to_user_ptr(cmd.addr), cmd.data_len,
+ nvme_to_user_ptr(cmd.metadata), cmd.metadata_len,
+ 0, &result, timeout);
nvme_passthru_end(ctrl, effects);
if (status >= 0) {
@@ -1461,8 +1474,8 @@ static int nvme_user_cmd64(struct nvme_ctrl *ctrl, struct nvme_ns *ns,
effects = nvme_passthru_start(ctrl, ns, cmd.opcode);
status = nvme_submit_user_cmd(ns ? ns->queue : ctrl->admin_q, &c,
- (void __user *)(uintptr_t)cmd.addr, cmd.data_len,
- (void __user *)(uintptr_t)cmd.metadata, cmd.metadata_len,
+ nvme_to_user_ptr(cmd.addr), cmd.data_len,
+ nvme_to_user_ptr(cmd.metadata), cmd.metadata_len,
0, &cmd.result, timeout);
nvme_passthru_end(ctrl, effects);
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index a11900cf3a36..906dc0faa48e 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -514,7 +514,7 @@ static int nvme_update_ana_state(struct nvme_ctrl *ctrl,
if (!nr_nsids)
return 0;
- down_write(&ctrl->namespaces_rwsem);
+ down_read(&ctrl->namespaces_rwsem);
list_for_each_entry(ns, &ctrl->namespaces, list) {
unsigned nsid = le32_to_cpu(desc->nsids[n]);
@@ -525,7 +525,7 @@ static int nvme_update_ana_state(struct nvme_ctrl *ctrl,
if (++n == nr_nsids)
break;
}
- up_write(&ctrl->namespaces_rwsem);
+ up_read(&ctrl->namespaces_rwsem);
return 0;
}
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c
index 49d4373b84eb..00e6aa59954d 100644
--- a/drivers/nvme/host/tcp.c
+++ b/drivers/nvme/host/tcp.c
@@ -164,16 +164,14 @@ static inline bool nvme_tcp_async_req(struct nvme_tcp_request *req)
static inline bool nvme_tcp_has_inline_data(struct nvme_tcp_request *req)
{
struct request *rq;
- unsigned int bytes;
if (unlikely(nvme_tcp_async_req(req)))
return false; /* async events don't have a request */
rq = blk_mq_rq_from_pdu(req);
- bytes = blk_rq_payload_bytes(rq);
- return rq_data_dir(rq) == WRITE && bytes &&
- bytes <= nvme_tcp_inline_data_size(req->queue);
+ return rq_data_dir(rq) == WRITE && req->data_len &&
+ req->data_len <= nvme_tcp_inline_data_size(req->queue);
}
static inline struct page *nvme_tcp_req_cur_page(struct nvme_tcp_request *req)
@@ -2090,7 +2088,9 @@ static blk_status_t nvme_tcp_map_data(struct nvme_tcp_queue *queue,
c->common.flags |= NVME_CMD_SGL_METABUF;
- if (rq_data_dir(rq) == WRITE && req->data_len &&
+ if (!blk_rq_nr_phys_segments(rq))
+ nvme_tcp_set_sg_null(c);
+ else if (rq_data_dir(rq) == WRITE &&
req->data_len <= nvme_tcp_inline_data_size(queue))
nvme_tcp_set_sg_inline(queue, c, req->data_len);
else
@@ -2117,7 +2117,8 @@ static blk_status_t nvme_tcp_setup_cmd_pdu(struct nvme_ns *ns,
req->data_sent = 0;
req->pdu_len = 0;
req->pdu_sent = 0;
- req->data_len = blk_rq_payload_bytes(rq);
+ req->data_len = blk_rq_nr_phys_segments(rq) ?
+ blk_rq_payload_bytes(rq) : 0;
req->curr_bio = rq->bio;
if (rq_data_dir(rq) == WRITE &&
diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c
index 91e24f01b54e..d78f86f8e462 100644
--- a/drivers/pwm/pwm-bcm2835.c
+++ b/drivers/pwm/pwm-bcm2835.c
@@ -166,6 +166,7 @@ static int bcm2835_pwm_probe(struct platform_device *pdev)
pc->chip.dev = &pdev->dev;
pc->chip.ops = &bcm2835_pwm_ops;
+ pc->chip.base = -1;
pc->chip.npwm = 2;
pc->chip.of_xlate = of_pwm_xlate_with_flags;
pc->chip.of_pwm_n_cells = 3;
diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c
index 35a7ac42269c..7e5ed0152977 100644
--- a/drivers/pwm/pwm-imx27.c
+++ b/drivers/pwm/pwm-imx27.c
@@ -289,7 +289,7 @@ static int pwm_imx27_apply(struct pwm_chip *chip, struct pwm_device *pwm,
writel(cr, imx->mmio_base + MX3_PWMCR);
- if (!state->enabled && cstate.enabled)
+ if (!state->enabled)
pwm_imx27_clk_disable_unprepare(chip);
return 0;
diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c
index 2685577b6dd4..7ab9eb6616d9 100644
--- a/drivers/pwm/pwm-rcar.c
+++ b/drivers/pwm/pwm-rcar.c
@@ -229,24 +229,28 @@ static int rcar_pwm_probe(struct platform_device *pdev)
rcar_pwm->chip.base = -1;
rcar_pwm->chip.npwm = 1;
+ pm_runtime_enable(&pdev->dev);
+
ret = pwmchip_add(&rcar_pwm->chip);
if (ret < 0) {
dev_err(&pdev->dev, "failed to register PWM chip: %d\n", ret);
+ pm_runtime_disable(&pdev->dev);
return ret;
}
- pm_runtime_enable(&pdev->dev);
-
return 0;
}
static int rcar_pwm_remove(struct platform_device *pdev)
{
struct rcar_pwm_chip *rcar_pwm = platform_get_drvdata(pdev);
+ int ret;
+
+ ret = pwmchip_remove(&rcar_pwm->chip);
pm_runtime_disable(&pdev->dev);
- return pwmchip_remove(&rcar_pwm->chip);
+ return ret;
}
static const struct of_device_id rcar_pwm_of_table[] = {
diff --git a/drivers/pwm/pwm-renesas-tpu.c b/drivers/pwm/pwm-renesas-tpu.c
index 4a855a21b782..8032acc84161 100644
--- a/drivers/pwm/pwm-renesas-tpu.c
+++ b/drivers/pwm/pwm-renesas-tpu.c
@@ -415,16 +415,17 @@ static int tpu_probe(struct platform_device *pdev)
tpu->chip.base = -1;
tpu->chip.npwm = TPU_CHANNEL_MAX;
+ pm_runtime_enable(&pdev->dev);
+
ret = pwmchip_add(&tpu->chip);
if (ret < 0) {
dev_err(&pdev->dev, "failed to register PWM chip\n");
+ pm_runtime_disable(&pdev->dev);
return ret;
}
dev_info(&pdev->dev, "TPU PWM %d registered\n", tpu->pdev->id);
- pm_runtime_enable(&pdev->dev);
-
return 0;
}
@@ -434,12 +435,10 @@ static int tpu_remove(struct platform_device *pdev)
int ret;
ret = pwmchip_remove(&tpu->chip);
- if (ret)
- return ret;
pm_runtime_disable(&pdev->dev);
- return 0;
+ return ret;
}
#ifdef CONFIG_OF
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 0c6245fc7706..983f9c9e08de 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -849,8 +849,10 @@ static void io_subchannel_register(struct ccw_device *cdev)
* Now we know this subchannel will stay, we can throw
* our delayed uevent.
*/
- dev_set_uevent_suppress(&sch->dev, 0);
- kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+ if (dev_get_uevent_suppress(&sch->dev)) {
+ dev_set_uevent_suppress(&sch->dev, 0);
+ kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+ }
/* make it known to the system */
ret = ccw_device_add(cdev);
if (ret) {
@@ -1058,8 +1060,11 @@ static int io_subchannel_probe(struct subchannel *sch)
* Throw the delayed uevent for the subchannel, register
* the ccw_device and exit.
*/
- dev_set_uevent_suppress(&sch->dev, 0);
- kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+ if (dev_get_uevent_suppress(&sch->dev)) {
+ /* should always be the case for the console */
+ dev_set_uevent_suppress(&sch->dev, 0);
+ kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+ }
cdev = sch_get_cdev(sch);
rc = ccw_device_add(cdev);
if (rc) {
diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c
index e401a3d0aa57..339a6bc0339b 100644
--- a/drivers/s390/cio/vfio_ccw_drv.c
+++ b/drivers/s390/cio/vfio_ccw_drv.c
@@ -167,6 +167,11 @@ static int vfio_ccw_sch_probe(struct subchannel *sch)
if (ret)
goto out_disable;
+ if (dev_get_uevent_suppress(&sch->dev)) {
+ dev_set_uevent_suppress(&sch->dev, 0);
+ kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+ }
+
VFIO_CCW_MSG_EVENT(4, "bound to subchannel %x.%x.%04x\n",
sch->schid.cssid, sch->schid.ssid,
sch->schid.sch_no);
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index da6e97d8dc3b..6bb8917b99a1 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -1208,9 +1208,15 @@ static void fc_rport_prli_resp(struct fc_seq *sp, struct fc_frame *fp,
rjt = fc_frame_payload_get(fp, sizeof(*rjt));
if (!rjt)
FC_RPORT_DBG(rdata, "PRLI bad response\n");
- else
+ else {
FC_RPORT_DBG(rdata, "PRLI ELS rejected, reason %x expl %x\n",
rjt->er_reason, rjt->er_explan);
+ if (rjt->er_reason == ELS_RJT_UNAB &&
+ rjt->er_explan == ELS_EXPL_PLOGI_REQD) {
+ fc_rport_enter_plogi(rdata);
+ goto out;
+ }
+ }
fc_rport_error_retry(rdata, FC_EX_ELS_RJT);
}
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 3f2cb17c4574..828873d5b3e8 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -482,7 +482,7 @@ struct lpfc_vport {
struct dentry *debug_nvmestat;
struct dentry *debug_scsistat;
struct dentry *debug_nvmektime;
- struct dentry *debug_cpucheck;
+ struct dentry *debug_hdwqstat;
struct dentry *vport_debugfs_root;
struct lpfc_debugfs_trc *disc_trc;
atomic_t disc_trc_cnt;
@@ -1176,12 +1176,11 @@ struct lpfc_hba {
uint16_t sfp_warning;
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- uint16_t cpucheck_on;
+ uint16_t hdwqstat_on;
#define LPFC_CHECK_OFF 0
#define LPFC_CHECK_NVME_IO 1
-#define LPFC_CHECK_NVMET_RCV 2
-#define LPFC_CHECK_NVMET_IO 4
-#define LPFC_CHECK_SCSI_IO 8
+#define LPFC_CHECK_NVMET_IO 2
+#define LPFC_CHECK_SCSI_IO 4
uint16_t ktime_on;
uint64_t ktime_data_samples;
uint64_t ktime_status_samples;
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index 819335b16c2e..1b8be1006cbe 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -1603,42 +1603,50 @@ lpfc_debugfs_nvmeio_trc_data(struct lpfc_hba *phba, char *buf, int size)
}
/**
- * lpfc_debugfs_cpucheck_data - Dump target node list to a buffer
+ * lpfc_debugfs_hdwqstat_data - Dump I/O stats to a buffer
* @vport: The vport to gather target node info from.
* @buf: The buffer to dump log into.
* @size: The maximum amount of data to process.
*
* Description:
- * This routine dumps the NVME statistics associated with @vport
+ * This routine dumps the NVME + SCSI statistics associated with @vport
*
* Return Value:
* This routine returns the amount of bytes that were dumped into @buf and will
* not exceed @size.
**/
static int
-lpfc_debugfs_cpucheck_data(struct lpfc_vport *vport, char *buf, int size)
+lpfc_debugfs_hdwqstat_data(struct lpfc_vport *vport, char *buf, int size)
{
struct lpfc_hba *phba = vport->phba;
struct lpfc_sli4_hdw_queue *qp;
- int i, j, max_cnt;
- int len = 0;
+ struct lpfc_hdwq_stat *c_stat;
+ int i, j, len;
uint32_t tot_xmt;
uint32_t tot_rcv;
uint32_t tot_cmpl;
+ char tmp[LPFC_MAX_SCSI_INFO_TMP_LEN] = {0};
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "CPUcheck %s ",
- (phba->cpucheck_on & LPFC_CHECK_NVME_IO ?
- "Enabled" : "Disabled"));
- if (phba->nvmet_support) {
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "%s\n",
- (phba->cpucheck_on & LPFC_CHECK_NVMET_RCV ?
- "Rcv Enabled\n" : "Rcv Disabled\n"));
- } else {
- len += scnprintf(buf + len, PAGE_SIZE - len, "\n");
- }
- max_cnt = size - LPFC_DEBUG_OUT_LINE_SZ;
+ scnprintf(tmp, sizeof(tmp), "HDWQ Stats:\n\n");
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+
+ scnprintf(tmp, sizeof(tmp), "(NVME Accounting: %s) ",
+ (phba->hdwqstat_on &
+ (LPFC_CHECK_NVME_IO | LPFC_CHECK_NVMET_IO) ?
+ "Enabled" : "Disabled"));
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+
+ scnprintf(tmp, sizeof(tmp), "(SCSI Accounting: %s) ",
+ (phba->hdwqstat_on & LPFC_CHECK_SCSI_IO ?
+ "Enabled" : "Disabled"));
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+
+ scnprintf(tmp, sizeof(tmp), "\n\n");
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
for (i = 0; i < phba->cfg_hdw_queue; i++) {
qp = &phba->sli4_hba.hdwq[i];
@@ -1646,46 +1654,76 @@ lpfc_debugfs_cpucheck_data(struct lpfc_vport *vport, char *buf, int size)
tot_rcv = 0;
tot_xmt = 0;
tot_cmpl = 0;
- for (j = 0; j < LPFC_CHECK_CPU_CNT; j++) {
- tot_xmt += qp->cpucheck_xmt_io[j];
- tot_cmpl += qp->cpucheck_cmpl_io[j];
- if (phba->nvmet_support)
- tot_rcv += qp->cpucheck_rcv_io[j];
- }
- /* Only display Hardware Qs with something */
- if (!tot_xmt && !tot_cmpl && !tot_rcv)
- continue;
+ for_each_present_cpu(j) {
+ c_stat = per_cpu_ptr(phba->sli4_hba.c_stat, j);
+
+ /* Only display for this HDWQ */
+ if (i != c_stat->hdwq_no)
+ continue;
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "HDWQ %03d: ", i);
- for (j = 0; j < LPFC_CHECK_CPU_CNT; j++) {
/* Only display non-zero counters */
- if (!qp->cpucheck_xmt_io[j] &&
- !qp->cpucheck_cmpl_io[j] &&
- !qp->cpucheck_rcv_io[j])
+ if (!c_stat->xmt_io && !c_stat->cmpl_io &&
+ !c_stat->rcv_io)
continue;
+
+ if (!tot_xmt && !tot_cmpl && !tot_rcv) {
+ /* Print HDWQ string only the first time */
+ scnprintf(tmp, sizeof(tmp), "[HDWQ %d]:\t", i);
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+ }
+
+ tot_xmt += c_stat->xmt_io;
+ tot_cmpl += c_stat->cmpl_io;
+ if (phba->nvmet_support)
+ tot_rcv += c_stat->rcv_io;
+
+ scnprintf(tmp, sizeof(tmp), "| [CPU %d]: ", j);
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+
if (phba->nvmet_support) {
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "CPU %03d: %x/%x/%x ", j,
- qp->cpucheck_rcv_io[j],
- qp->cpucheck_xmt_io[j],
- qp->cpucheck_cmpl_io[j]);
+ scnprintf(tmp, sizeof(tmp),
+ "XMT 0x%x CMPL 0x%x RCV 0x%x |",
+ c_stat->xmt_io, c_stat->cmpl_io,
+ c_stat->rcv_io);
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
} else {
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "CPU %03d: %x/%x ", j,
- qp->cpucheck_xmt_io[j],
- qp->cpucheck_cmpl_io[j]);
+ scnprintf(tmp, sizeof(tmp),
+ "XMT 0x%x CMPL 0x%x |",
+ c_stat->xmt_io, c_stat->cmpl_io);
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
}
}
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "Total: %x\n", tot_xmt);
- if (len >= max_cnt) {
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "Truncated ...\n");
- return len;
+
+ /* Check if nothing to display */
+ if (!tot_xmt && !tot_cmpl && !tot_rcv)
+ continue;
+
+ scnprintf(tmp, sizeof(tmp), "\t->\t[HDWQ Total: ");
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+
+ if (phba->nvmet_support) {
+ scnprintf(tmp, sizeof(tmp),
+ "XMT 0x%x CMPL 0x%x RCV 0x%x]\n\n",
+ tot_xmt, tot_cmpl, tot_rcv);
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
+ } else {
+ scnprintf(tmp, sizeof(tmp),
+ "XMT 0x%x CMPL 0x%x]\n\n",
+ tot_xmt, tot_cmpl);
+ if (strlcat(buf, tmp, size) >= size)
+ goto buffer_done;
}
}
+
+buffer_done:
+ len = strnlen(buf, size);
return len;
}
@@ -2921,7 +2959,7 @@ lpfc_debugfs_nvmeio_trc_write(struct file *file, const char __user *buf,
}
static int
-lpfc_debugfs_cpucheck_open(struct inode *inode, struct file *file)
+lpfc_debugfs_hdwqstat_open(struct inode *inode, struct file *file)
{
struct lpfc_vport *vport = inode->i_private;
struct lpfc_debug *debug;
@@ -2932,14 +2970,14 @@ lpfc_debugfs_cpucheck_open(struct inode *inode, struct file *file)
goto out;
/* Round to page boundary */
- debug->buffer = kmalloc(LPFC_CPUCHECK_SIZE, GFP_KERNEL);
+ debug->buffer = kcalloc(1, LPFC_SCSISTAT_SIZE, GFP_KERNEL);
if (!debug->buffer) {
kfree(debug);
goto out;
}
- debug->len = lpfc_debugfs_cpucheck_data(vport, debug->buffer,
- LPFC_CPUCHECK_SIZE);
+ debug->len = lpfc_debugfs_hdwqstat_data(vport, debug->buffer,
+ LPFC_SCSISTAT_SIZE);
debug->i_private = inode->i_private;
file->private_data = debug;
@@ -2950,16 +2988,16 @@ lpfc_debugfs_cpucheck_open(struct inode *inode, struct file *file)
}
static ssize_t
-lpfc_debugfs_cpucheck_write(struct file *file, const char __user *buf,
+lpfc_debugfs_hdwqstat_write(struct file *file, const char __user *buf,
size_t nbytes, loff_t *ppos)
{
struct lpfc_debug *debug = file->private_data;
struct lpfc_vport *vport = (struct lpfc_vport *)debug->i_private;
struct lpfc_hba *phba = vport->phba;
- struct lpfc_sli4_hdw_queue *qp;
+ struct lpfc_hdwq_stat *c_stat;
char mybuf[64];
char *pbuf;
- int i, j;
+ int i;
if (nbytes > 64)
nbytes = 64;
@@ -2972,41 +3010,39 @@ lpfc_debugfs_cpucheck_write(struct file *file, const char __user *buf,
if ((strncmp(pbuf, "on", sizeof("on") - 1) == 0)) {
if (phba->nvmet_support)
- phba->cpucheck_on |= LPFC_CHECK_NVMET_IO;
+ phba->hdwqstat_on |= LPFC_CHECK_NVMET_IO;
else
- phba->cpucheck_on |= (LPFC_CHECK_NVME_IO |
+ phba->hdwqstat_on |= (LPFC_CHECK_NVME_IO |
LPFC_CHECK_SCSI_IO);
return strlen(pbuf);
} else if ((strncmp(pbuf, "nvme_on", sizeof("nvme_on") - 1) == 0)) {
if (phba->nvmet_support)
- phba->cpucheck_on |= LPFC_CHECK_NVMET_IO;
+ phba->hdwqstat_on |= LPFC_CHECK_NVMET_IO;
else
- phba->cpucheck_on |= LPFC_CHECK_NVME_IO;
+ phba->hdwqstat_on |= LPFC_CHECK_NVME_IO;
return strlen(pbuf);
} else if ((strncmp(pbuf, "scsi_on", sizeof("scsi_on") - 1) == 0)) {
- phba->cpucheck_on |= LPFC_CHECK_SCSI_IO;
+ if (!phba->nvmet_support)
+ phba->hdwqstat_on |= LPFC_CHECK_SCSI_IO;
return strlen(pbuf);
- } else if ((strncmp(pbuf, "rcv",
- sizeof("rcv") - 1) == 0)) {
- if (phba->nvmet_support)
- phba->cpucheck_on |= LPFC_CHECK_NVMET_RCV;
- else
- return -EINVAL;
+ } else if ((strncmp(pbuf, "nvme_off", sizeof("nvme_off") - 1) == 0)) {
+ phba->hdwqstat_on &= ~(LPFC_CHECK_NVME_IO |
+ LPFC_CHECK_NVMET_IO);
+ return strlen(pbuf);
+ } else if ((strncmp(pbuf, "scsi_off", sizeof("scsi_off") - 1) == 0)) {
+ phba->hdwqstat_on &= ~LPFC_CHECK_SCSI_IO;
return strlen(pbuf);
} else if ((strncmp(pbuf, "off",
sizeof("off") - 1) == 0)) {
- phba->cpucheck_on = LPFC_CHECK_OFF;
+ phba->hdwqstat_on = LPFC_CHECK_OFF;
return strlen(pbuf);
} else if ((strncmp(pbuf, "zero",
sizeof("zero") - 1) == 0)) {
- for (i = 0; i < phba->cfg_hdw_queue; i++) {
- qp = &phba->sli4_hba.hdwq[i];
-
- for (j = 0; j < LPFC_CHECK_CPU_CNT; j++) {
- qp->cpucheck_rcv_io[j] = 0;
- qp->cpucheck_xmt_io[j] = 0;
- qp->cpucheck_cmpl_io[j] = 0;
- }
+ for_each_present_cpu(i) {
+ c_stat = per_cpu_ptr(phba->sli4_hba.c_stat, i);
+ c_stat->xmt_io = 0;
+ c_stat->cmpl_io = 0;
+ c_stat->rcv_io = 0;
}
return strlen(pbuf);
}
@@ -5451,13 +5487,13 @@ static const struct file_operations lpfc_debugfs_op_nvmeio_trc = {
.release = lpfc_debugfs_release,
};
-#undef lpfc_debugfs_op_cpucheck
-static const struct file_operations lpfc_debugfs_op_cpucheck = {
+#undef lpfc_debugfs_op_hdwqstat
+static const struct file_operations lpfc_debugfs_op_hdwqstat = {
.owner = THIS_MODULE,
- .open = lpfc_debugfs_cpucheck_open,
+ .open = lpfc_debugfs_hdwqstat_open,
.llseek = lpfc_debugfs_lseek,
.read = lpfc_debugfs_read,
- .write = lpfc_debugfs_cpucheck_write,
+ .write = lpfc_debugfs_hdwqstat_write,
.release = lpfc_debugfs_release,
};
@@ -6081,11 +6117,11 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
vport->vport_debugfs_root,
vport, &lpfc_debugfs_op_nvmektime);
- snprintf(name, sizeof(name), "cpucheck");
- vport->debug_cpucheck =
+ snprintf(name, sizeof(name), "hdwqstat");
+ vport->debug_hdwqstat =
debugfs_create_file(name, 0644,
vport->vport_debugfs_root,
- vport, &lpfc_debugfs_op_cpucheck);
+ vport, &lpfc_debugfs_op_hdwqstat);
/*
* The following section is for additional directories/files for the
@@ -6219,8 +6255,8 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport)
debugfs_remove(vport->debug_nvmektime); /* nvmektime */
vport->debug_nvmektime = NULL;
- debugfs_remove(vport->debug_cpucheck); /* cpucheck */
- vport->debug_cpucheck = NULL;
+ debugfs_remove(vport->debug_hdwqstat); /* hdwqstat */
+ vport->debug_hdwqstat = NULL;
if (vport->vport_debugfs_root) {
debugfs_remove(vport->vport_debugfs_root); /* vportX */
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.h b/drivers/scsi/lpfc/lpfc_debugfs.h
index 20f2537af511..6643b9bfd4f3 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.h
+++ b/drivers/scsi/lpfc/lpfc_debugfs.h
@@ -47,7 +47,6 @@
/* nvmestat output buffer size */
#define LPFC_NVMESTAT_SIZE 8192
#define LPFC_NVMEKTIME_SIZE 8192
-#define LPFC_CPUCHECK_SIZE 8192
#define LPFC_NVMEIO_TRC_SIZE 8192
/* scsistat output buffer size */
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 5a605773dd0a..48fde2b1ebba 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -6935,6 +6935,17 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
rc = -ENOMEM;
goto out_free_hba_cpu_map;
}
+
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ phba->sli4_hba.c_stat = alloc_percpu(struct lpfc_hdwq_stat);
+ if (!phba->sli4_hba.c_stat) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "3332 Failed allocating per cpu hdwq stats\n");
+ rc = -ENOMEM;
+ goto out_free_hba_eq_info;
+ }
+#endif
+
/*
* Enable sr-iov virtual functions if supported and configured
* through the module parameter.
@@ -6954,6 +6965,10 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
return 0;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+out_free_hba_eq_info:
+ free_percpu(phba->sli4_hba.eq_info);
+#endif
out_free_hba_cpu_map:
kfree(phba->sli4_hba.cpu_map);
out_free_hba_eq_hdl:
@@ -6992,6 +7007,9 @@ lpfc_sli4_driver_resource_unset(struct lpfc_hba *phba)
struct lpfc_fcf_conn_entry *conn_entry, *next_conn_entry;
free_percpu(phba->sli4_hba.eq_info);
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ free_percpu(phba->sli4_hba.c_stat);
+#endif
/* Free memory allocated for msi-x interrupt vector to CPU mapping */
kfree(phba->sli4_hba.cpu_map);
@@ -10831,6 +10849,9 @@ lpfc_cpu_affinity_check(struct lpfc_hba *phba, int vectors)
#ifdef CONFIG_X86
struct cpuinfo_x86 *cpuinfo;
#endif
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ struct lpfc_hdwq_stat *c_stat;
+#endif
max_phys_id = 0;
min_phys_id = LPFC_VECTOR_MAP_EMPTY;
@@ -11082,10 +11103,17 @@ lpfc_cpu_affinity_check(struct lpfc_hba *phba, int vectors)
idx = 0;
for_each_possible_cpu(cpu) {
cpup = &phba->sli4_hba.cpu_map[cpu];
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ c_stat = per_cpu_ptr(phba->sli4_hba.c_stat, cpu);
+ c_stat->hdwq_no = cpup->hdwq;
+#endif
if (cpup->hdwq != LPFC_VECTOR_MAP_EMPTY)
continue;
cpup->hdwq = idx++ % phba->cfg_hdw_queue;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ c_stat->hdwq_no = cpup->hdwq;
+#endif
lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"3340 Set Affinity: not present "
"CPU %d hdwq %d\n",
@@ -11175,11 +11203,9 @@ static void lpfc_cpuhp_add(struct lpfc_hba *phba)
rcu_read_lock();
- if (!list_empty(&phba->poll_list)) {
- timer_setup(&phba->cpuhp_poll_timer, lpfc_sli4_poll_hbtimer, 0);
+ if (!list_empty(&phba->poll_list))
mod_timer(&phba->cpuhp_poll_timer,
jiffies + msecs_to_jiffies(LPFC_POLL_HB));
- }
rcu_read_unlock();
@@ -13145,6 +13171,7 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid)
lpfc_sli4_ras_setup(phba);
INIT_LIST_HEAD(&phba->poll_list);
+ timer_setup(&phba->cpuhp_poll_timer, lpfc_sli4_poll_hbtimer, 0);
cpuhp_state_add_instance_nocalls(lpfc_cpuhp_state, &phba->cpuhp);
return 0;
diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c
index db4a04a207ec..8403d7ceafe4 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.c
+++ b/drivers/scsi/lpfc/lpfc_nvme.c
@@ -382,13 +382,15 @@ lpfc_nvme_remoteport_delete(struct nvme_fc_remote_port *remoteport)
if (ndlp->upcall_flags & NLP_WAIT_FOR_UNREG) {
ndlp->nrport = NULL;
ndlp->upcall_flags &= ~NLP_WAIT_FOR_UNREG;
- }
- spin_unlock_irq(&vport->phba->hbalock);
+ spin_unlock_irq(&vport->phba->hbalock);
- /* Remove original register reference. The host transport
- * won't reference this rport/remoteport any further.
- */
- lpfc_nlp_put(ndlp);
+ /* Remove original register reference. The host transport
+ * won't reference this rport/remoteport any further.
+ */
+ lpfc_nlp_put(ndlp);
+ } else {
+ spin_unlock_irq(&vport->phba->hbalock);
+ }
rport_err:
return;
@@ -1010,6 +1012,9 @@ lpfc_nvme_io_cmd_wqe_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn,
uint32_t code, status, idx;
uint16_t cid, sqhd, data;
uint32_t *ptr;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ int cpu;
+#endif
/* Sanity check on return of outstanding command */
if (!lpfc_ncmd) {
@@ -1182,19 +1187,15 @@ lpfc_nvme_io_cmd_wqe_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn,
phba->ktime_last_cmd = lpfc_ncmd->ts_data_nvme;
lpfc_nvme_ktime(phba, lpfc_ncmd);
}
- if (unlikely(phba->cpucheck_on & LPFC_CHECK_NVME_IO)) {
- uint32_t cpu;
- idx = lpfc_ncmd->cur_iocbq.hba_wqidx;
+ if (unlikely(phba->hdwqstat_on & LPFC_CHECK_NVME_IO)) {
cpu = raw_smp_processor_id();
- if (cpu < LPFC_CHECK_CPU_CNT) {
- if (lpfc_ncmd->cpu != cpu)
- lpfc_printf_vlog(vport,
- KERN_INFO, LOG_NVME_IOERR,
- "6701 CPU Check cmpl: "
- "cpu %d expect %d\n",
- cpu, lpfc_ncmd->cpu);
- phba->sli4_hba.hdwq[idx].cpucheck_cmpl_io[cpu]++;
- }
+ this_cpu_inc(phba->sli4_hba.c_stat->cmpl_io);
+ if (lpfc_ncmd->cpu != cpu)
+ lpfc_printf_vlog(vport,
+ KERN_INFO, LOG_NVME_IOERR,
+ "6701 CPU Check cmpl: "
+ "cpu %d expect %d\n",
+ cpu, lpfc_ncmd->cpu);
}
#endif
@@ -1743,19 +1744,17 @@ lpfc_nvme_fcp_io_submit(struct nvme_fc_local_port *pnvme_lport,
if (lpfc_ncmd->ts_cmd_start)
lpfc_ncmd->ts_cmd_wqput = ktime_get_ns();
- if (phba->cpucheck_on & LPFC_CHECK_NVME_IO) {
+ if (phba->hdwqstat_on & LPFC_CHECK_NVME_IO) {
cpu = raw_smp_processor_id();
- if (cpu < LPFC_CHECK_CPU_CNT) {
- lpfc_ncmd->cpu = cpu;
- if (idx != cpu)
- lpfc_printf_vlog(vport,
- KERN_INFO, LOG_NVME_IOERR,
- "6702 CPU Check cmd: "
- "cpu %d wq %d\n",
- lpfc_ncmd->cpu,
- lpfc_queue_info->index);
- phba->sli4_hba.hdwq[idx].cpucheck_xmt_io[cpu]++;
- }
+ this_cpu_inc(phba->sli4_hba.c_stat->xmt_io);
+ lpfc_ncmd->cpu = cpu;
+ if (idx != cpu)
+ lpfc_printf_vlog(vport,
+ KERN_INFO, LOG_NVME_IOERR,
+ "6702 CPU Check cmd: "
+ "cpu %d wq %d\n",
+ lpfc_ncmd->cpu,
+ lpfc_queue_info->index);
}
#endif
return 0;
diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c
index 9dc9afe1c255..f3760a4827d8 100644
--- a/drivers/scsi/lpfc/lpfc_nvmet.c
+++ b/drivers/scsi/lpfc/lpfc_nvmet.c
@@ -707,7 +707,7 @@ lpfc_nvmet_xmt_fcp_op_cmp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdwqe,
struct lpfc_nvmet_rcv_ctx *ctxp;
uint32_t status, result, op, start_clean, logerr;
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- uint32_t id;
+ int id;
#endif
ctxp = cmdwqe->context2;
@@ -814,16 +814,14 @@ lpfc_nvmet_xmt_fcp_op_cmp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdwqe,
rsp->done(rsp);
}
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- if (phba->cpucheck_on & LPFC_CHECK_NVMET_IO) {
+ if (phba->hdwqstat_on & LPFC_CHECK_NVMET_IO) {
id = raw_smp_processor_id();
- if (id < LPFC_CHECK_CPU_CNT) {
- if (ctxp->cpu != id)
- lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
- "6704 CPU Check cmdcmpl: "
- "cpu %d expect %d\n",
- id, ctxp->cpu);
- phba->sli4_hba.hdwq[rsp->hwqid].cpucheck_cmpl_io[id]++;
- }
+ this_cpu_inc(phba->sli4_hba.c_stat->cmpl_io);
+ if (ctxp->cpu != id)
+ lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
+ "6704 CPU Check cmdcmpl: "
+ "cpu %d expect %d\n",
+ id, ctxp->cpu);
}
#endif
}
@@ -931,6 +929,9 @@ lpfc_nvmet_xmt_fcp_op(struct nvmet_fc_target_port *tgtport,
struct lpfc_sli_ring *pring;
unsigned long iflags;
int rc;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ int id;
+#endif
if (phba->pport->load_flag & FC_UNLOADING) {
rc = -ENODEV;
@@ -954,16 +955,14 @@ lpfc_nvmet_xmt_fcp_op(struct nvmet_fc_target_port *tgtport,
if (!ctxp->hdwq)
ctxp->hdwq = &phba->sli4_hba.hdwq[rsp->hwqid];
- if (phba->cpucheck_on & LPFC_CHECK_NVMET_IO) {
- int id = raw_smp_processor_id();
- if (id < LPFC_CHECK_CPU_CNT) {
- if (rsp->hwqid != id)
- lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
- "6705 CPU Check OP: "
- "cpu %d expect %d\n",
- id, rsp->hwqid);
- phba->sli4_hba.hdwq[rsp->hwqid].cpucheck_xmt_io[id]++;
- }
+ if (phba->hdwqstat_on & LPFC_CHECK_NVMET_IO) {
+ id = raw_smp_processor_id();
+ this_cpu_inc(phba->sli4_hba.c_stat->xmt_io);
+ if (rsp->hwqid != id)
+ lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
+ "6705 CPU Check OP: "
+ "cpu %d expect %d\n",
+ id, rsp->hwqid);
ctxp->cpu = id; /* Setup cpu for cmpl check */
}
#endif
@@ -2270,15 +2269,13 @@ lpfc_nvmet_unsol_fcp_buffer(struct lpfc_hba *phba,
size = nvmebuf->bytes_recv;
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- if (phba->cpucheck_on & LPFC_CHECK_NVMET_RCV) {
- if (current_cpu < LPFC_CHECK_CPU_CNT) {
- if (idx != current_cpu)
- lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
- "6703 CPU Check rcv: "
- "cpu %d expect %d\n",
- current_cpu, idx);
- phba->sli4_hba.hdwq[idx].cpucheck_rcv_io[current_cpu]++;
- }
+ if (phba->hdwqstat_on & LPFC_CHECK_NVMET_IO) {
+ this_cpu_inc(phba->sli4_hba.c_stat->rcv_io);
+ if (idx != current_cpu)
+ lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
+ "6703 CPU Check rcv: "
+ "cpu %d expect %d\n",
+ current_cpu, idx);
}
#endif
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 96ac4a154c58..ed8bcbd043c4 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -3805,9 +3805,6 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
struct Scsi_Host *shost;
int idx;
uint32_t logit = LOG_FCP;
-#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- int cpu;
-#endif
/* Guard against abort handler being called at same time */
spin_lock(&lpfc_cmd->buf_lock);
@@ -3826,11 +3823,8 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
phba->sli4_hba.hdwq[idx].scsi_cstat.io_cmpls++;
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- if (unlikely(phba->cpucheck_on & LPFC_CHECK_SCSI_IO)) {
- cpu = raw_smp_processor_id();
- if (cpu < LPFC_CHECK_CPU_CNT && phba->sli4_hba.hdwq)
- phba->sli4_hba.hdwq[idx].cpucheck_cmpl_io[cpu]++;
- }
+ if (unlikely(phba->hdwqstat_on & LPFC_CHECK_SCSI_IO))
+ this_cpu_inc(phba->sli4_hba.c_stat->cmpl_io);
#endif
shost = cmd->device->host;
@@ -4503,9 +4497,6 @@ lpfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
struct lpfc_io_buf *lpfc_cmd;
struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
int err, idx;
-#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- int cpu;
-#endif
rdata = lpfc_rport_data_from_scsi_device(cmnd->device);
@@ -4626,14 +4617,8 @@ lpfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
lpfc_scsi_prep_cmnd(vport, lpfc_cmd, ndlp);
#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
- if (unlikely(phba->cpucheck_on & LPFC_CHECK_SCSI_IO)) {
- cpu = raw_smp_processor_id();
- if (cpu < LPFC_CHECK_CPU_CNT) {
- struct lpfc_sli4_hdw_queue *hdwq =
- &phba->sli4_hba.hdwq[lpfc_cmd->hdwq_no];
- hdwq->cpucheck_xmt_io[cpu]++;
- }
- }
+ if (unlikely(phba->hdwqstat_on & LPFC_CHECK_SCSI_IO))
+ this_cpu_inc(phba->sli4_hba.c_stat->xmt_io);
#endif
err = lpfc_sli_issue_iocb(phba, LPFC_FCP_RING,
&lpfc_cmd->cur_iocbq, SLI_IOCB_RET_IOCB);
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 64002b0cb02d..396e24764a1b 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -2511,6 +2511,8 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
!pmb->u.mb.mbxStatus) {
rpi = pmb->u.mb.un.varWords[0];
vpi = pmb->u.mb.un.varRegLogin.vpi;
+ if (phba->sli_rev == LPFC_SLI_REV4)
+ vpi -= phba->sli4_hba.max_cfg_param.vpi_base;
lpfc_unreg_login(phba, vpi, rpi, pmb);
pmb->vport = vport;
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
@@ -4044,6 +4046,11 @@ lpfc_sli_flush_io_rings(struct lpfc_hba *phba)
struct lpfc_iocbq *piocb, *next_iocb;
spin_lock_irq(&phba->hbalock);
+ if (phba->hba_flag & HBA_IOQ_FLUSH ||
+ !phba->sli4_hba.hdwq) {
+ spin_unlock_irq(&phba->hbalock);
+ return;
+ }
/* Indicate the I/O queues are flushed */
phba->hba_flag |= HBA_IOQ_FLUSH;
spin_unlock_irq(&phba->hbalock);
@@ -14450,12 +14457,10 @@ static inline void lpfc_sli4_add_to_poll_list(struct lpfc_queue *eq)
{
struct lpfc_hba *phba = eq->phba;
- if (list_empty(&phba->poll_list)) {
- timer_setup(&phba->cpuhp_poll_timer, lpfc_sli4_poll_hbtimer, 0);
- /* kickstart slowpath processing for this eq */
+ /* kickstart slowpath processing if needed */
+ if (list_empty(&phba->poll_list))
mod_timer(&phba->cpuhp_poll_timer,
jiffies + msecs_to_jiffies(LPFC_POLL_HB));
- }
list_add_rcu(&eq->_poll_list, &phba->poll_list);
synchronize_rcu();
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index d963ca871383..8da7429e385a 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -697,13 +697,6 @@ struct lpfc_sli4_hdw_queue {
struct lpfc_lock_stat lock_conflict;
#endif
-#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
-#define LPFC_CHECK_CPU_CNT 128
- uint32_t cpucheck_rcv_io[LPFC_CHECK_CPU_CNT];
- uint32_t cpucheck_xmt_io[LPFC_CHECK_CPU_CNT];
- uint32_t cpucheck_cmpl_io[LPFC_CHECK_CPU_CNT];
-#endif
-
/* Per HDWQ pool resources */
struct list_head sgl_list;
struct list_head cmd_rsp_buf_list;
@@ -740,6 +733,15 @@ struct lpfc_sli4_hdw_queue {
#define lpfc_qp_spin_lock(lock, qp, lstat) spin_lock(lock)
#endif
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+struct lpfc_hdwq_stat {
+ u32 hdwq_no;
+ u32 rcv_io;
+ u32 xmt_io;
+ u32 cmpl_io;
+};
+#endif
+
struct lpfc_sli4_hba {
void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for
* config space registers
@@ -921,6 +923,9 @@ struct lpfc_sli4_hba {
struct cpumask numa_mask;
uint16_t curr_disp_cpu;
struct lpfc_eq_intr_info __percpu *eq_info;
+#ifdef CONFIG_SCSI_LPFC_DEBUG_FS
+ struct lpfc_hdwq_stat __percpu *c_stat;
+#endif
uint32_t conf_trunk;
#define lpfc_conf_trunk_port0_WORD conf_trunk
#define lpfc_conf_trunk_port0_SHIFT 0
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index dfc726fa34e3..443ace019852 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2012,7 +2012,7 @@ static void __iscsi_unbind_session(struct work_struct *work)
if (session->target_id == ISCSI_MAX_TARGET) {
spin_unlock_irqrestore(&session->lock, flags);
mutex_unlock(&ihost->mutex);
- return;
+ goto unbind_session_exit;
}
target_id = session->target_id;
@@ -2024,6 +2024,8 @@ static void __iscsi_unbind_session(struct work_struct *work)
ida_simple_remove(&iscsi_sess_ida, target_id);
scsi_remove_target(&session->dev);
+
+unbind_session_exit:
iscsi_session_event(session, ISCSI_KEVENT_UNBIND_SESSION);
ISCSI_DBG_TRANS_SESSION(session, "Completed target removal\n");
}
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index 08d1bbbebf2d..e84b4fb493d6 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2725,8 +2725,10 @@ static int comedi_open(struct inode *inode, struct file *file)
}
cfp = kzalloc(sizeof(*cfp), GFP_KERNEL);
- if (!cfp)
+ if (!cfp) {
+ comedi_dev_put(dev);
return -ENOMEM;
+ }
cfp->dev = dev;
diff --git a/drivers/staging/comedi/drivers/dt2815.c b/drivers/staging/comedi/drivers/dt2815.c
index 83026ba63d1c..78a7c1b3448a 100644
--- a/drivers/staging/comedi/drivers/dt2815.c
+++ b/drivers/staging/comedi/drivers/dt2815.c
@@ -92,6 +92,7 @@ static int dt2815_ao_insn(struct comedi_device *dev, struct comedi_subdevice *s,
int ret;
for (i = 0; i < insn->n; i++) {
+ /* FIXME: lo bit 0 chooses voltage output or current output */
lo = ((data[i] & 0x0f) << 4) | (chan << 1) | 0x01;
hi = (data[i] & 0xff0) >> 4;
@@ -105,6 +106,8 @@ static int dt2815_ao_insn(struct comedi_device *dev, struct comedi_subdevice *s,
if (ret)
return ret;
+ outb(hi, dev->iobase + DT2815_DATA);
+
devpriv->ao_readback[chan] = data[i];
}
return i;
diff --git a/drivers/staging/gasket/gasket_sysfs.c b/drivers/staging/gasket/gasket_sysfs.c
index a2d67c28f530..5f0e089573a2 100644
--- a/drivers/staging/gasket/gasket_sysfs.c
+++ b/drivers/staging/gasket/gasket_sysfs.c
@@ -228,8 +228,7 @@ int gasket_sysfs_create_entries(struct device *device,
}
mutex_lock(&mapping->mutex);
- for (i = 0; strcmp(attrs[i].attr.attr.name, GASKET_ARRAY_END_MARKER);
- i++) {
+ for (i = 0; attrs[i].attr.attr.name != NULL; i++) {
if (mapping->attribute_count == GASKET_SYSFS_MAX_NODES) {
dev_err(device,
"Maximum number of sysfs nodes reached for device\n");
diff --git a/drivers/staging/gasket/gasket_sysfs.h b/drivers/staging/gasket/gasket_sysfs.h
index 1d0eed66a7f4..ab5aa351d555 100644
--- a/drivers/staging/gasket/gasket_sysfs.h
+++ b/drivers/staging/gasket/gasket_sysfs.h
@@ -30,10 +30,6 @@
*/
#define GASKET_SYSFS_MAX_NODES 196
-/* End markers for sysfs struct arrays. */
-#define GASKET_ARRAY_END_TOKEN GASKET_RESERVED_ARRAY_END
-#define GASKET_ARRAY_END_MARKER __stringify(GASKET_ARRAY_END_TOKEN)
-
/*
* Terminator struct for a gasket_sysfs_attr array. Must be at the end of
* all gasket_sysfs_attribute arrays.
diff --git a/drivers/staging/vt6656/int.c b/drivers/staging/vt6656/int.c
index af215860be4c..ac563e23868e 100644
--- a/drivers/staging/vt6656/int.c
+++ b/drivers/staging/vt6656/int.c
@@ -145,7 +145,8 @@ void vnt_int_process_data(struct vnt_private *priv)
priv->wake_up_count =
priv->hw->conf.listen_interval;
- --priv->wake_up_count;
+ if (priv->wake_up_count)
+ --priv->wake_up_count;
/* Turn on wake up to listen next beacon */
if (priv->wake_up_count == 1)
diff --git a/drivers/staging/vt6656/key.c b/drivers/staging/vt6656/key.c
index dcd933a6b66e..40c58ac4e209 100644
--- a/drivers/staging/vt6656/key.c
+++ b/drivers/staging/vt6656/key.c
@@ -83,9 +83,6 @@ static int vnt_set_keymode(struct ieee80211_hw *hw, u8 *mac_addr,
case VNT_KEY_PAIRWISE:
key_mode |= mode;
key_inx = 4;
- /* Don't save entry for pairwise key for station mode */
- if (priv->op_mode == NL80211_IFTYPE_STATION)
- clear_bit(entry, &priv->key_entry_inuse);
break;
default:
return -EINVAL;
@@ -109,7 +106,6 @@ static int vnt_set_keymode(struct ieee80211_hw *hw, u8 *mac_addr,
int vnt_set_keys(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
struct ieee80211_vif *vif, struct ieee80211_key_conf *key)
{
- struct ieee80211_bss_conf *conf = &vif->bss_conf;
struct vnt_private *priv = hw->priv;
u8 *mac_addr = NULL;
u8 key_dec_mode = 0;
@@ -151,16 +147,12 @@ int vnt_set_keys(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
}
- if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) {
+ if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE)
vnt_set_keymode(hw, mac_addr, key, VNT_KEY_PAIRWISE,
key_dec_mode, true);
- } else {
- vnt_set_keymode(hw, mac_addr, key, VNT_KEY_DEFAULTKEY,
+ else
+ vnt_set_keymode(hw, mac_addr, key, VNT_KEY_GROUP_ADDRESS,
key_dec_mode, true);
- vnt_set_keymode(hw, (u8 *)conf->bssid, key,
- VNT_KEY_GROUP_ADDRESS, key_dec_mode, true);
- }
-
return 0;
}
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 5e48b3ddb94c..1da9905a23b8 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -632,8 +632,6 @@ static int vnt_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
priv->op_mode = vif->type;
- vnt_set_bss_mode(priv);
-
/* LED blink on TX */
vnt_mac_set_led(priv, LEDSTS_STS, LEDSTS_INTER);
@@ -720,7 +718,6 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw,
priv->basic_rates = conf->basic_rates;
vnt_update_top_rates(priv);
- vnt_set_bss_mode(priv);
dev_dbg(&priv->usb->dev, "basic rates %x\n", conf->basic_rates);
}
@@ -749,11 +746,14 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw,
priv->short_slot_time = false;
vnt_set_short_slot_time(priv);
- vnt_update_ifs(priv);
vnt_set_vga_gain_offset(priv, priv->bb_vga[0]);
vnt_update_pre_ed_threshold(priv, false);
}
+ if (changed & (BSS_CHANGED_BASIC_RATES | BSS_CHANGED_ERP_PREAMBLE |
+ BSS_CHANGED_ERP_SLOT))
+ vnt_set_bss_mode(priv);
+
if (changed & BSS_CHANGED_TXPOWER)
vnt_rf_setpower(priv, priv->current_rate,
conf->chandef.chan->hw_value);
@@ -777,12 +777,15 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw,
vnt_mac_reg_bits_on(priv, MAC_REG_TFTCTL,
TFTCTL_TSFCNTREN);
- vnt_adjust_tsf(priv, conf->beacon_rate->hw_value,
- conf->sync_tsf, priv->current_tsf);
-
vnt_mac_set_beacon_interval(priv, conf->beacon_int);
vnt_reset_next_tbtt(priv, conf->beacon_int);
+
+ vnt_adjust_tsf(priv, conf->beacon_rate->hw_value,
+ conf->sync_tsf, priv->current_tsf);
+
+ vnt_update_next_tbtt(priv,
+ conf->sync_tsf, conf->beacon_int);
} else {
vnt_clear_current_tsf(priv);
@@ -817,15 +820,11 @@ static void vnt_configure(struct ieee80211_hw *hw,
{
struct vnt_private *priv = hw->priv;
u8 rx_mode = 0;
- int rc;
*total_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_BCN_PRBRESP_PROMISC;
- rc = vnt_control_in(priv, MESSAGE_TYPE_READ, MAC_REG_RCR,
- MESSAGE_REQUEST_MACREG, sizeof(u8), &rx_mode);
-
- if (!rc)
- rx_mode = RCR_MULTICAST | RCR_BROADCAST;
+ vnt_control_in(priv, MESSAGE_TYPE_READ, MAC_REG_RCR,
+ MESSAGE_REQUEST_MACREG, sizeof(u8), &rx_mode);
dev_dbg(&priv->usb->dev, "rx mode in = %x\n", rx_mode);
@@ -866,8 +865,12 @@ static int vnt_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
return -EOPNOTSUPP;
break;
case DISABLE_KEY:
- if (test_bit(key->hw_key_idx, &priv->key_entry_inuse))
+ if (test_bit(key->hw_key_idx, &priv->key_entry_inuse)) {
clear_bit(key->hw_key_idx, &priv->key_entry_inuse);
+
+ vnt_mac_disable_keyentry(priv, key->hw_key_idx);
+ }
+
default:
break;
}
diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c
index 27284a2dcd2b..436cc51c92c3 100644
--- a/drivers/tty/hvc/hvc_console.c
+++ b/drivers/tty/hvc/hvc_console.c
@@ -302,10 +302,6 @@ int hvc_instantiate(uint32_t vtermno, int index, const struct hv_ops *ops)
vtermnos[index] = vtermno;
cons_ops[index] = ops;
- /* reserve all indices up to and including this index */
- if (last_hvc < index)
- last_hvc = index;
-
/* check if we need to re-register the kernel console */
hvc_check_console(index);
@@ -960,13 +956,22 @@ struct hvc_struct *hvc_alloc(uint32_t vtermno, int data,
cons_ops[i] == hp->ops)
break;
- /* no matching slot, just use a counter */
- if (i >= MAX_NR_HVC_CONSOLES)
- i = ++last_hvc;
+ if (i >= MAX_NR_HVC_CONSOLES) {
+
+ /* find 'empty' slot for console */
+ for (i = 0; i < MAX_NR_HVC_CONSOLES && vtermnos[i] != -1; i++) {
+ }
+
+ /* no matching slot, just use a counter */
+ if (i == MAX_NR_HVC_CONSOLES)
+ i = ++last_hvc + MAX_NR_HVC_CONSOLES;
+ }
hp->index = i;
- cons_ops[i] = ops;
- vtermnos[i] = vtermno;
+ if (i < MAX_NR_HVC_CONSOLES) {
+ cons_ops[i] = ops;
+ vtermnos[i] = vtermno;
+ }
list_add_tail(&(hp->next), &hvc_structs);
mutex_unlock(&hvc_structs_mutex);
diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c
index fbaa4ec85560..e2138e7d5dc6 100644
--- a/drivers/tty/rocket.c
+++ b/drivers/tty/rocket.c
@@ -632,18 +632,21 @@ init_r_port(int board, int aiop, int chan, struct pci_dev *pci_dev)
tty_port_init(&info->port);
info->port.ops = &rocket_port_ops;
info->flags &= ~ROCKET_MODE_MASK;
- switch (pc104[board][line]) {
- case 422:
- info->flags |= ROCKET_MODE_RS422;
- break;
- case 485:
- info->flags |= ROCKET_MODE_RS485;
- break;
- case 232:
- default:
+ if (board < ARRAY_SIZE(pc104) && line < ARRAY_SIZE(pc104_1))
+ switch (pc104[board][line]) {
+ case 422:
+ info->flags |= ROCKET_MODE_RS422;
+ break;
+ case 485:
+ info->flags |= ROCKET_MODE_RS485;
+ break;
+ case 232:
+ default:
+ info->flags |= ROCKET_MODE_RS232;
+ break;
+ }
+ else
info->flags |= ROCKET_MODE_RS232;
- break;
- }
info->intmask = RXF_TRIG | TXFIFO_MT | SRC_INT | DELTA_CD | DELTA_CTS | DELTA_DSR;
if (sInitChan(ctlp, &info->channel, aiop, chan) == 0) {
diff --git a/drivers/tty/serial/owl-uart.c b/drivers/tty/serial/owl-uart.c
index 42c8cc93b603..c149f8c30007 100644
--- a/drivers/tty/serial/owl-uart.c
+++ b/drivers/tty/serial/owl-uart.c
@@ -680,6 +680,12 @@ static int owl_uart_probe(struct platform_device *pdev)
return PTR_ERR(owl_port->clk);
}
+ ret = clk_prepare_enable(owl_port->clk);
+ if (ret) {
+ dev_err(&pdev->dev, "could not enable clk\n");
+ return ret;
+ }
+
owl_port->port.dev = &pdev->dev;
owl_port->port.line = pdev->id;
owl_port->port.type = PORT_OWL;
@@ -712,6 +718,7 @@ static int owl_uart_remove(struct platform_device *pdev)
uart_remove_one_port(&owl_uart_driver, &owl_port->port);
owl_uart_ports[pdev->id] = NULL;
+ clk_disable_unprepare(owl_port->clk);
return 0;
}
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index c073aa7001c4..e1179e74a2b8 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -870,9 +870,16 @@ static void sci_receive_chars(struct uart_port *port)
tty_insert_flip_char(tport, c, TTY_NORMAL);
} else {
for (i = 0; i < count; i++) {
- char c = serial_port_in(port, SCxRDR);
-
- status = serial_port_in(port, SCxSR);
+ char c;
+
+ if (port->type == PORT_SCIF ||
+ port->type == PORT_HSCIF) {
+ status = serial_port_in(port, SCxSR);
+ c = serial_port_in(port, SCxRDR);
+ } else {
+ c = serial_port_in(port, SCxRDR);
+ status = serial_port_in(port, SCxSR);
+ }
if (uart_handle_sysrq_char(port, c)) {
count--; i--;
continue;
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index 98db9dc168ff..7a9b360b0438 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -26,13 +26,15 @@
#define CDNS_UART_TTY_NAME "ttyPS"
#define CDNS_UART_NAME "xuartps"
+#define CDNS_UART_MAJOR 0 /* use dynamic node allocation */
+#define CDNS_UART_MINOR 0 /* works best with devtmpfs */
+#define CDNS_UART_NR_PORTS 16
#define CDNS_UART_FIFO_SIZE 64 /* FIFO size */
#define CDNS_UART_REGISTER_SPACE 0x1000
#define TX_TIMEOUT 500000
/* Rx Trigger level */
static int rx_trigger_level = 56;
-static int uartps_major;
module_param(rx_trigger_level, uint, 0444);
MODULE_PARM_DESC(rx_trigger_level, "Rx trigger level, 1-63 bytes");
@@ -188,7 +190,6 @@ MODULE_PARM_DESC(rx_timeout, "Rx timeout, 1-255");
* @pclk: APB clock
* @cdns_uart_driver: Pointer to UART driver
* @baud: Current baud rate
- * @id: Port ID
* @clk_rate_change_nb: Notifier block for clock changes
* @quirks: Flags for RXBS support.
*/
@@ -198,7 +199,6 @@ struct cdns_uart {
struct clk *pclk;
struct uart_driver *cdns_uart_driver;
unsigned int baud;
- int id;
struct notifier_block clk_rate_change_nb;
u32 quirks;
bool cts_override;
@@ -1145,6 +1145,8 @@ static const struct uart_ops cdns_uart_ops = {
#endif
};
+static struct uart_driver cdns_uart_uart_driver;
+
#ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE
/**
* cdns_uart_console_putchar - write the character to the FIFO buffer
@@ -1284,6 +1286,16 @@ static int cdns_uart_console_setup(struct console *co, char *options)
return uart_set_options(port, co, baud, parity, bits, flow);
}
+
+static struct console cdns_uart_console = {
+ .name = CDNS_UART_TTY_NAME,
+ .write = cdns_uart_console_write,
+ .device = uart_console_device,
+ .setup = cdns_uart_console_setup,
+ .flags = CON_PRINTBUFFER,
+ .index = -1, /* Specified on the cmdline (e.g. console=ttyPS ) */
+ .data = &cdns_uart_uart_driver,
+};
#endif /* CONFIG_SERIAL_XILINX_PS_UART_CONSOLE */
#ifdef CONFIG_PM_SLEEP
@@ -1415,89 +1427,8 @@ static const struct of_device_id cdns_uart_of_match[] = {
};
MODULE_DEVICE_TABLE(of, cdns_uart_of_match);
-/*
- * Maximum number of instances without alias IDs but if there is alias
- * which target "< MAX_UART_INSTANCES" range this ID can't be used.
- */
-#define MAX_UART_INSTANCES 32
-
-/* Stores static aliases list */
-static DECLARE_BITMAP(alias_bitmap, MAX_UART_INSTANCES);
-static int alias_bitmap_initialized;
-
-/* Stores actual bitmap of allocated IDs with alias IDs together */
-static DECLARE_BITMAP(bitmap, MAX_UART_INSTANCES);
-/* Protect bitmap operations to have unique IDs */
-static DEFINE_MUTEX(bitmap_lock);
-
-static int cdns_get_id(struct platform_device *pdev)
-{
- int id, ret;
-
- mutex_lock(&bitmap_lock);
-
- /* Alias list is stable that's why get alias bitmap only once */
- if (!alias_bitmap_initialized) {
- ret = of_alias_get_alias_list(cdns_uart_of_match, "serial",
- alias_bitmap, MAX_UART_INSTANCES);
- if (ret && ret != -EOVERFLOW) {
- mutex_unlock(&bitmap_lock);
- return ret;
- }
-
- alias_bitmap_initialized++;
- }
-
- /* Make sure that alias ID is not taken by instance without alias */
- bitmap_or(bitmap, bitmap, alias_bitmap, MAX_UART_INSTANCES);
-
- dev_dbg(&pdev->dev, "Alias bitmap: %*pb\n",
- MAX_UART_INSTANCES, bitmap);
-
- /* Look for a serialN alias */
- id = of_alias_get_id(pdev->dev.of_node, "serial");
- if (id < 0) {
- dev_warn(&pdev->dev,
- "No serial alias passed. Using the first free id\n");
-
- /*
- * Start with id 0 and check if there is no serial0 alias
- * which points to device which is compatible with this driver.
- * If alias exists then try next free position.
- */
- id = 0;
-
- for (;;) {
- dev_info(&pdev->dev, "Checking id %d\n", id);
- id = find_next_zero_bit(bitmap, MAX_UART_INSTANCES, id);
-
- /* No free empty instance */
- if (id == MAX_UART_INSTANCES) {
- dev_err(&pdev->dev, "No free ID\n");
- mutex_unlock(&bitmap_lock);
- return -EINVAL;
- }
-
- dev_dbg(&pdev->dev, "The empty id is %d\n", id);
- /* Check if ID is empty */
- if (!test_and_set_bit(id, bitmap)) {
- /* Break the loop if bit is taken */
- dev_dbg(&pdev->dev,
- "Selected ID %d allocation passed\n",
- id);
- break;
- }
- dev_dbg(&pdev->dev,
- "Selected ID %d allocation failed\n", id);
- /* if taking bit fails then try next one */
- id++;
- }
- }
-
- mutex_unlock(&bitmap_lock);
-
- return id;
-}
+/* Temporary variable for storing number of instances */
+static int instances;
/**
* cdns_uart_probe - Platform driver probe
@@ -1507,16 +1438,11 @@ static int cdns_get_id(struct platform_device *pdev)
*/
static int cdns_uart_probe(struct platform_device *pdev)
{
- int rc, irq;
+ int rc, id, irq;
struct uart_port *port;
struct resource *res;
struct cdns_uart *cdns_uart_data;
const struct of_device_id *match;
- struct uart_driver *cdns_uart_uart_driver;
- char *driver_name;
-#ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE
- struct console *cdns_uart_console;
-#endif
cdns_uart_data = devm_kzalloc(&pdev->dev, sizeof(*cdns_uart_data),
GFP_KERNEL);
@@ -1526,64 +1452,35 @@ static int cdns_uart_probe(struct platform_device *pdev)
if (!port)
return -ENOMEM;
- cdns_uart_uart_driver = devm_kzalloc(&pdev->dev,
- sizeof(*cdns_uart_uart_driver),
- GFP_KERNEL);
- if (!cdns_uart_uart_driver)
- return -ENOMEM;
-
- cdns_uart_data->id = cdns_get_id(pdev);
- if (cdns_uart_data->id < 0)
- return cdns_uart_data->id;
+ /* Look for a serialN alias */
+ id = of_alias_get_id(pdev->dev.of_node, "serial");
+ if (id < 0)
+ id = 0;
- /* There is a need to use unique driver name */
- driver_name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%s%d",
- CDNS_UART_NAME, cdns_uart_data->id);
- if (!driver_name) {
- rc = -ENOMEM;
- goto err_out_id;
+ if (id >= CDNS_UART_NR_PORTS) {
+ dev_err(&pdev->dev, "Cannot get uart_port structure\n");
+ return -ENODEV;
}
- cdns_uart_uart_driver->owner = THIS_MODULE;
- cdns_uart_uart_driver->driver_name = driver_name;
- cdns_uart_uart_driver->dev_name = CDNS_UART_TTY_NAME;
- cdns_uart_uart_driver->major = uartps_major;
- cdns_uart_uart_driver->minor = cdns_uart_data->id;
- cdns_uart_uart_driver->nr = 1;
-
+ if (!cdns_uart_uart_driver.state) {
+ cdns_uart_uart_driver.owner = THIS_MODULE;
+ cdns_uart_uart_driver.driver_name = CDNS_UART_NAME;
+ cdns_uart_uart_driver.dev_name = CDNS_UART_TTY_NAME;
+ cdns_uart_uart_driver.major = CDNS_UART_MAJOR;
+ cdns_uart_uart_driver.minor = CDNS_UART_MINOR;
+ cdns_uart_uart_driver.nr = CDNS_UART_NR_PORTS;
#ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE
- cdns_uart_console = devm_kzalloc(&pdev->dev, sizeof(*cdns_uart_console),
- GFP_KERNEL);
- if (!cdns_uart_console) {
- rc = -ENOMEM;
- goto err_out_id;
- }
-
- strncpy(cdns_uart_console->name, CDNS_UART_TTY_NAME,
- sizeof(cdns_uart_console->name));
- cdns_uart_console->index = cdns_uart_data->id;
- cdns_uart_console->write = cdns_uart_console_write;
- cdns_uart_console->device = uart_console_device;
- cdns_uart_console->setup = cdns_uart_console_setup;
- cdns_uart_console->flags = CON_PRINTBUFFER;
- cdns_uart_console->data = cdns_uart_uart_driver;
- cdns_uart_uart_driver->cons = cdns_uart_console;
+ cdns_uart_uart_driver.cons = &cdns_uart_console;
#endif
- rc = uart_register_driver(cdns_uart_uart_driver);
- if (rc < 0) {
- dev_err(&pdev->dev, "Failed to register driver\n");
- goto err_out_id;
+ rc = uart_register_driver(&cdns_uart_uart_driver);
+ if (rc < 0) {
+ dev_err(&pdev->dev, "Failed to register driver\n");
+ return rc;
+ }
}
- cdns_uart_data->cdns_uart_driver = cdns_uart_uart_driver;
-
- /*
- * Setting up proper name_base needs to be done after uart
- * registration because tty_driver structure is not filled.
- * name_base is 0 by default.
- */
- cdns_uart_uart_driver->tty_driver->name_base = cdns_uart_data->id;
+ cdns_uart_data->cdns_uart_driver = &cdns_uart_uart_driver;
match = of_match_node(cdns_uart_of_match, pdev->dev.of_node);
if (match && match->data) {
@@ -1661,6 +1558,7 @@ static int cdns_uart_probe(struct platform_device *pdev)
port->ops = &cdns_uart_ops;
port->fifosize = CDNS_UART_FIFO_SIZE;
port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_XILINX_PS_UART_CONSOLE);
+ port->line = id;
/*
* Register the port.
@@ -1692,7 +1590,7 @@ static int cdns_uart_probe(struct platform_device *pdev)
console_port = port;
#endif
- rc = uart_add_one_port(cdns_uart_uart_driver, port);
+ rc = uart_add_one_port(&cdns_uart_uart_driver, port);
if (rc) {
dev_err(&pdev->dev,
"uart_add_one_port() failed; err=%i\n", rc);
@@ -1702,13 +1600,15 @@ static int cdns_uart_probe(struct platform_device *pdev)
#ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE
/* This is not port which is used for console that's why clean it up */
if (console_port == port &&
- !(cdns_uart_uart_driver->cons->flags & CON_ENABLED))
+ !(cdns_uart_uart_driver.cons->flags & CON_ENABLED))
console_port = NULL;
#endif
- uartps_major = cdns_uart_uart_driver->tty_driver->major;
cdns_uart_data->cts_override = of_property_read_bool(pdev->dev.of_node,
"cts-override");
+
+ instances++;
+
return 0;
err_out_pm_disable:
@@ -1724,12 +1624,8 @@ static int cdns_uart_probe(struct platform_device *pdev)
err_out_clk_dis_pclk:
clk_disable_unprepare(cdns_uart_data->pclk);
err_out_unregister_driver:
- uart_unregister_driver(cdns_uart_data->cdns_uart_driver);
-err_out_id:
- mutex_lock(&bitmap_lock);
- if (cdns_uart_data->id < MAX_UART_INSTANCES)
- clear_bit(cdns_uart_data->id, bitmap);
- mutex_unlock(&bitmap_lock);
+ if (!instances)
+ uart_unregister_driver(cdns_uart_data->cdns_uart_driver);
return rc;
}
@@ -1752,10 +1648,6 @@ static int cdns_uart_remove(struct platform_device *pdev)
#endif
rc = uart_remove_one_port(cdns_uart_data->cdns_uart_driver, port);
port->mapbase = 0;
- mutex_lock(&bitmap_lock);
- if (cdns_uart_data->id < MAX_UART_INSTANCES)
- clear_bit(cdns_uart_data->id, bitmap);
- mutex_unlock(&bitmap_lock);
clk_disable_unprepare(cdns_uart_data->uartclk);
clk_disable_unprepare(cdns_uart_data->pclk);
pm_runtime_disable(&pdev->dev);
@@ -1768,13 +1660,8 @@ static int cdns_uart_remove(struct platform_device *pdev)
console_port = NULL;
#endif
- /* If this is last instance major number should be initialized */
- mutex_lock(&bitmap_lock);
- if (bitmap_empty(bitmap, MAX_UART_INSTANCES))
- uartps_major = 0;
- mutex_unlock(&bitmap_lock);
-
- uart_unregister_driver(cdns_uart_data->cdns_uart_driver);
+ if (!--instances)
+ uart_unregister_driver(cdns_uart_data->cdns_uart_driver);
return rc;
}
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index b99ac3ebb2b5..cc1a04191365 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -81,6 +81,7 @@
#include <linux/errno.h>
#include <linux/kd.h>
#include <linux/slab.h>
+#include <linux/vmalloc.h>
#include <linux/major.h>
#include <linux/mm.h>
#include <linux/console.h>
@@ -350,7 +351,7 @@ static struct uni_screen *vc_uniscr_alloc(unsigned int cols, unsigned int rows)
/* allocate everything in one go */
memsize = cols * rows * sizeof(char32_t);
memsize += rows * sizeof(char32_t *);
- p = kmalloc(memsize, GFP_KERNEL);
+ p = vmalloc(memsize);
if (!p)
return NULL;
@@ -366,7 +367,7 @@ static struct uni_screen *vc_uniscr_alloc(unsigned int cols, unsigned int rows)
static void vc_uniscr_set(struct vc_data *vc, struct uni_screen *new_uniscr)
{
- kfree(vc->vc_uni_screen);
+ vfree(vc->vc_uni_screen);
vc->vc_uni_screen = new_uniscr;
}
@@ -1206,7 +1207,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
if (new_cols == vc->vc_cols && new_rows == vc->vc_rows)
return 0;
- if (new_screen_size > (4 << 20))
+ if (new_screen_size > KMALLOC_MAX_SIZE)
return -EINVAL;
newscreen = kzalloc(new_screen_size, GFP_USER);
if (!newscreen)
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 84d6f7df09a4..8ca72d80501d 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -412,9 +412,12 @@ static void acm_ctrl_irq(struct urb *urb)
exit:
retval = usb_submit_urb(urb, GFP_ATOMIC);
- if (retval && retval != -EPERM)
+ if (retval && retval != -EPERM && retval != -ENODEV)
dev_err(&acm->control->dev,
"%s - usb_submit_urb failed: %d\n", __func__, retval);
+ else
+ dev_vdbg(&acm->control->dev,
+ "control resubmission terminated %d\n", retval);
}
static int acm_submit_read_urb(struct acm *acm, int index, gfp_t mem_flags)
@@ -430,6 +433,8 @@ static int acm_submit_read_urb(struct acm *acm, int index, gfp_t mem_flags)
dev_err(&acm->data->dev,
"urb %d failed submission with %d\n",
index, res);
+ } else {
+ dev_vdbg(&acm->data->dev, "intended failure %d\n", res);
}
set_bit(index, &acm->read_urbs_free);
return res;
@@ -471,6 +476,7 @@ static void acm_read_bulk_callback(struct urb *urb)
int status = urb->status;
bool stopped = false;
bool stalled = false;
+ bool cooldown = false;
dev_vdbg(&acm->data->dev, "got urb %d, len %d, status %d\n",
rb->index, urb->actual_length, status);
@@ -497,6 +503,14 @@ static void acm_read_bulk_callback(struct urb *urb)
__func__, status);
stopped = true;
break;
+ case -EOVERFLOW:
+ case -EPROTO:
+ dev_dbg(&acm->data->dev,
+ "%s - cooling babbling device\n", __func__);
+ usb_mark_last_busy(acm->dev);
+ set_bit(rb->index, &acm->urbs_in_error_delay);
+ cooldown = true;
+ break;
default:
dev_dbg(&acm->data->dev,
"%s - nonzero urb status received: %d\n",
@@ -518,9 +532,11 @@ static void acm_read_bulk_callback(struct urb *urb)
*/
smp_mb__after_atomic();
- if (stopped || stalled) {
+ if (stopped || stalled || cooldown) {
if (stalled)
schedule_work(&acm->work);
+ else if (cooldown)
+ schedule_delayed_work(&acm->dwork, HZ / 2);
return;
}
@@ -557,14 +573,20 @@ static void acm_softint(struct work_struct *work)
struct acm *acm = container_of(work, struct acm, work);
if (test_bit(EVENT_RX_STALL, &acm->flags)) {
- if (!(usb_autopm_get_interface(acm->data))) {
+ smp_mb(); /* against acm_suspend() */
+ if (!acm->susp_count) {
for (i = 0; i < acm->rx_buflimit; i++)
usb_kill_urb(acm->read_urbs[i]);
usb_clear_halt(acm->dev, acm->in);
acm_submit_read_urbs(acm, GFP_KERNEL);
- usb_autopm_put_interface(acm->data);
+ clear_bit(EVENT_RX_STALL, &acm->flags);
}
- clear_bit(EVENT_RX_STALL, &acm->flags);
+ }
+
+ if (test_and_clear_bit(ACM_ERROR_DELAY, &acm->flags)) {
+ for (i = 0; i < ACM_NR; i++)
+ if (test_and_clear_bit(i, &acm->urbs_in_error_delay))
+ acm_submit_read_urb(acm, i, GFP_NOIO);
}
if (test_and_clear_bit(EVENT_TTY_WAKEUP, &acm->flags))
@@ -1333,6 +1355,7 @@ static int acm_probe(struct usb_interface *intf,
acm->readsize = readsize;
acm->rx_buflimit = num_rx_buf;
INIT_WORK(&acm->work, acm_softint);
+ INIT_DELAYED_WORK(&acm->dwork, acm_softint);
init_waitqueue_head(&acm->wioctl);
spin_lock_init(&acm->write_lock);
spin_lock_init(&acm->read_lock);
@@ -1542,6 +1565,7 @@ static void acm_disconnect(struct usb_interface *intf)
acm_kill_urbs(acm);
cancel_work_sync(&acm->work);
+ cancel_delayed_work_sync(&acm->dwork);
tty_unregister_device(acm_tty_driver, acm->minor);
@@ -1584,6 +1608,8 @@ static int acm_suspend(struct usb_interface *intf, pm_message_t message)
acm_kill_urbs(acm);
cancel_work_sync(&acm->work);
+ cancel_delayed_work_sync(&acm->dwork);
+ acm->urbs_in_error_delay = 0;
return 0;
}
diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h
index ca1c026382c2..cd5e9d8ab237 100644
--- a/drivers/usb/class/cdc-acm.h
+++ b/drivers/usb/class/cdc-acm.h
@@ -109,8 +109,11 @@ struct acm {
# define EVENT_TTY_WAKEUP 0
# define EVENT_RX_STALL 1
# define ACM_THROTTLED 2
+# define ACM_ERROR_DELAY 3
+ unsigned long urbs_in_error_delay; /* these need to be restarted after a delay */
struct usb_cdc_line_coding line; /* bits, stop, parity */
- struct work_struct work; /* work queue entry for line discipline waking up */
+ struct work_struct work; /* work queue entry for various purposes*/
+ struct delayed_work dwork; /* for cool downs needed in error recovery */
unsigned int ctrlin; /* input control lines (DCD, DSR, RI, break, overruns) */
unsigned int ctrlout; /* output control lines (DTR, RTS) */
struct async_icount iocount; /* counters for control line changes */
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 54cd8ef795ec..2b6565c06c23 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1223,6 +1223,11 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
#ifdef CONFIG_PM
udev->reset_resume = 1;
#endif
+ /* Don't set the change_bits when the device
+ * was powered off.
+ */
+ if (test_bit(port1, hub->power_bits))
+ set_bit(port1, hub->change_bits);
} else {
/* The power session is gone; tell hub_wq */
@@ -2723,13 +2728,11 @@ static bool use_new_scheme(struct usb_device *udev, int retry,
{
int old_scheme_first_port =
port_dev->quirks & USB_PORT_QUIRK_OLD_SCHEME;
- int quick_enumeration = (udev->speed == USB_SPEED_HIGH);
if (udev->speed >= USB_SPEED_SUPER)
return false;
- return USE_NEW_SCHEME(retry, old_scheme_first_port || old_scheme_first
- || quick_enumeration);
+ return USE_NEW_SCHEME(retry, old_scheme_first_port || old_scheme_first);
}
/* Is a USB 3.0 port in the Inactive or Compliance Mode state?
@@ -3088,6 +3091,15 @@ static int check_port_resume_type(struct usb_device *udev,
if (portchange & USB_PORT_STAT_C_ENABLE)
usb_clear_port_feature(hub->hdev, port1,
USB_PORT_FEAT_C_ENABLE);
+
+ /*
+ * Whatever made this reset-resume necessary may have
+ * turned on the port1 bit in hub->change_bits. But after
+ * a successful reset-resume we want the bit to be clear;
+ * if it was on it would indicate that something happened
+ * following the reset-resume.
+ */
+ clear_bit(port1, hub->change_bits);
}
return status;
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 5adf489428aa..02eaac7e1e34 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -588,12 +588,13 @@ void usb_sg_cancel(struct usb_sg_request *io)
int i, retval;
spin_lock_irqsave(&io->lock, flags);
- if (io->status) {
+ if (io->status || io->count == 0) {
spin_unlock_irqrestore(&io->lock, flags);
return;
}
/* shut everything down */
io->status = -ECONNRESET;
+ io->count++; /* Keep the request alive until we're done */
spin_unlock_irqrestore(&io->lock, flags);
for (i = io->entries - 1; i >= 0; --i) {
@@ -607,6 +608,12 @@ void usb_sg_cancel(struct usb_sg_request *io)
dev_warn(&io->dev->dev, "%s, unlink --> %d\n",
__func__, retval);
}
+
+ spin_lock_irqsave(&io->lock, flags);
+ io->count--;
+ if (!io->count)
+ complete(&io->complete);
+ spin_unlock_irqrestore(&io->lock, flags);
}
EXPORT_SYMBOL_GPL(usb_sg_cancel);
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index da30b5664ff3..3e8efe759c3e 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -430,6 +430,10 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Corsair K70 LUX */
{ USB_DEVICE(0x1b1c, 0x1b36), .driver_info = USB_QUIRK_DELAY_INIT },
+ /* Corsair K70 RGB RAPDIFIRE */
+ { USB_DEVICE(0x1b1c, 0x1b38), .driver_info = USB_QUIRK_DELAY_INIT |
+ USB_QUIRK_DELAY_CTRL_MSG },
+
/* MIDI keyboard WORLDE MINI */
{ USB_DEVICE(0x1c75, 0x0204), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 4d3c79d90a6e..9460d42f8675 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2484,14 +2484,7 @@ static int dwc3_gadget_ep_reclaim_trb_linear(struct dwc3_ep *dep,
static bool dwc3_gadget_ep_request_completed(struct dwc3_request *req)
{
- /*
- * For OUT direction, host may send less than the setup
- * length. Return true for all OUT requests.
- */
- if (!req->direction)
- return true;
-
- return req->request.actual == req->request.length;
+ return req->num_pending_sgs == 0;
}
static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
@@ -2515,8 +2508,7 @@ static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
req->request.actual = req->request.length - req->remaining;
- if (!dwc3_gadget_ep_request_completed(req) ||
- req->num_pending_sgs) {
+ if (!dwc3_gadget_ep_request_completed(req)) {
__dwc3_gadget_kick_transfer(dep);
goto out;
}
diff --git a/drivers/usb/early/xhci-dbc.c b/drivers/usb/early/xhci-dbc.c
index 971c6b92484a..171280c80228 100644
--- a/drivers/usb/early/xhci-dbc.c
+++ b/drivers/usb/early/xhci-dbc.c
@@ -728,19 +728,19 @@ static void xdbc_handle_tx_event(struct xdbc_trb *evt_trb)
case COMP_USB_TRANSACTION_ERROR:
case COMP_STALL_ERROR:
default:
- if (ep_id == XDBC_EPID_OUT)
+ if (ep_id == XDBC_EPID_OUT || ep_id == XDBC_EPID_OUT_INTEL)
xdbc.flags |= XDBC_FLAGS_OUT_STALL;
- if (ep_id == XDBC_EPID_IN)
+ if (ep_id == XDBC_EPID_IN || ep_id == XDBC_EPID_IN_INTEL)
xdbc.flags |= XDBC_FLAGS_IN_STALL;
xdbc_trace("endpoint %d stalled\n", ep_id);
break;
}
- if (ep_id == XDBC_EPID_IN) {
+ if (ep_id == XDBC_EPID_IN || ep_id == XDBC_EPID_IN_INTEL) {
xdbc.flags &= ~XDBC_FLAGS_IN_PROCESS;
xdbc_bulk_transfer(NULL, XDBC_MAX_PACKET, true);
- } else if (ep_id == XDBC_EPID_OUT) {
+ } else if (ep_id == XDBC_EPID_OUT || ep_id == XDBC_EPID_OUT_INTEL) {
xdbc.flags &= ~XDBC_FLAGS_OUT_PROCESS;
} else {
xdbc_trace("invalid endpoint id %d\n", ep_id);
diff --git a/drivers/usb/early/xhci-dbc.h b/drivers/usb/early/xhci-dbc.h
index 673686eeddd7..6e2b7266a695 100644
--- a/drivers/usb/early/xhci-dbc.h
+++ b/drivers/usb/early/xhci-dbc.h
@@ -120,8 +120,22 @@ struct xdbc_ring {
u32 cycle_state;
};
-#define XDBC_EPID_OUT 2
-#define XDBC_EPID_IN 3
+/*
+ * These are the "Endpoint ID" (also known as "Context Index") values for the
+ * OUT Transfer Ring and the IN Transfer Ring of a Debug Capability Context data
+ * structure.
+ * According to the "eXtensible Host Controller Interface for Universal Serial
+ * Bus (xHCI)" specification, section "7.6.3.2 Endpoint Contexts and Transfer
+ * Rings", these should be 0 and 1, and those are the values AMD machines give
+ * you; but Intel machines seem to use the formula from section "4.5.1 Device
+ * Context Index", which is supposed to be used for the Device Context only.
+ * Luckily the values from Intel don't overlap with those from AMD, so we can
+ * just test for both.
+ */
+#define XDBC_EPID_OUT 0
+#define XDBC_EPID_IN 1
+#define XDBC_EPID_OUT_INTEL 2
+#define XDBC_EPID_IN_INTEL 3
struct xdbc_state {
u16 vendor;
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 767f30b86645..edfb70874c46 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1813,6 +1813,10 @@ static void ffs_data_reset(struct ffs_data *ffs)
ffs->state = FFS_READ_DESCRIPTORS;
ffs->setup_state = FFS_NO_SETUP;
ffs->flags = 0;
+
+ ffs->ms_os_descs_ext_prop_count = 0;
+ ffs->ms_os_descs_ext_prop_name_len = 0;
+ ffs->ms_os_descs_ext_prop_data_len = 0;
}
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index af92b2576fe9..3196de2931b1 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -1306,7 +1306,47 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
wIndex, link_state);
goto error;
}
+
+ /*
+ * set link to U0, steps depend on current link state.
+ * U3: set link to U0 and wait for u3exit completion.
+ * U1/U2: no PLC complete event, only set link to U0.
+ * Resume/Recovery: device initiated U0, only wait for
+ * completion
+ */
+ if (link_state == USB_SS_PORT_LS_U0) {
+ u32 pls = temp & PORT_PLS_MASK;
+ bool wait_u0 = false;
+
+ /* already in U0 */
+ if (pls == XDEV_U0)
+ break;
+ if (pls == XDEV_U3 ||
+ pls == XDEV_RESUME ||
+ pls == XDEV_RECOVERY) {
+ wait_u0 = true;
+ reinit_completion(&bus_state->u3exit_done[wIndex]);
+ }
+ if (pls <= XDEV_U3) /* U1, U2, U3 */
+ xhci_set_link_state(xhci, ports[wIndex],
+ USB_SS_PORT_LS_U0);
+ if (!wait_u0) {
+ if (pls > XDEV_U3)
+ goto error;
+ break;
+ }
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ if (!wait_for_completion_timeout(&bus_state->u3exit_done[wIndex],
+ msecs_to_jiffies(100)))
+ xhci_dbg(xhci, "missing U0 port change event for port %d\n",
+ wIndex);
+ spin_lock_irqsave(&xhci->lock, flags);
+ temp = readl(ports[wIndex]->addr);
+ break;
+ }
+
if (link_state == USB_SS_PORT_LS_U3) {
+ int retries = 16;
slot_id = xhci_find_slot_id_by_port(hcd, xhci,
wIndex + 1);
if (slot_id) {
@@ -1317,17 +1357,18 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
xhci_stop_device(xhci, slot_id, 1);
spin_lock_irqsave(&xhci->lock, flags);
}
- }
-
- xhci_set_link_state(xhci, ports[wIndex], link_state);
-
- spin_unlock_irqrestore(&xhci->lock, flags);
- msleep(20); /* wait device to enter */
- spin_lock_irqsave(&xhci->lock, flags);
-
- temp = readl(ports[wIndex]->addr);
- if (link_state == USB_SS_PORT_LS_U3)
+ xhci_set_link_state(xhci, ports[wIndex], USB_SS_PORT_LS_U3);
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ while (retries--) {
+ usleep_range(4000, 8000);
+ temp = readl(ports[wIndex]->addr);
+ if ((temp & PORT_PLS_MASK) == XDEV_U3)
+ break;
+ }
+ spin_lock_irqsave(&xhci->lock, flags);
+ temp = readl(ports[wIndex]->addr);
bus_state->suspended_ports |= 1 << wIndex;
+ }
break;
case USB_PORT_FEAT_POWER:
/*
@@ -1528,6 +1569,8 @@ int xhci_hub_status_data(struct usb_hcd *hcd, char *buf)
}
if ((temp & PORT_RC))
reset_change = true;
+ if (temp & PORT_OC)
+ status = 1;
}
if (!status && !reset_change) {
xhci_dbg(xhci, "%s: stopping port polling.\n", __func__);
@@ -1593,6 +1636,13 @@ int xhci_bus_suspend(struct usb_hcd *hcd)
port_index);
goto retry;
}
+ /* bail out if port detected a over-current condition */
+ if (t1 & PORT_OC) {
+ bus_state->bus_suspended = 0;
+ spin_unlock_irqrestore(&xhci->lock, flags);
+ xhci_dbg(xhci, "Bus suspend bailout, port over-current detected\n");
+ return -EBUSY;
+ }
/* suspend ports in U0, or bail out for new connect changes */
if ((t1 & PORT_PE) && (t1 & PORT_PLS_MASK) == XDEV_U0) {
if ((t1 & PORT_CSC) && wake_enabled) {
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 884c601bfa15..9764122c9cdf 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -2552,6 +2552,7 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
xhci->usb3_rhub.bus_state.resume_done[i] = 0;
/* Only the USB 2.0 completions will ever be used. */
init_completion(&xhci->usb2_rhub.bus_state.rexit_done[i]);
+ init_completion(&xhci->usb3_rhub.bus_state.u3exit_done[i]);
}
if (scratchpad_alloc(xhci, flags))
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index d23f7408c81f..2fbc00c0a6e8 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -547,6 +547,23 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
stream_id);
return;
}
+ /*
+ * A cancelled TD can complete with a stall if HW cached the trb.
+ * In this case driver can't find cur_td, but if the ring is empty we
+ * can move the dequeue pointer to the current enqueue position.
+ */
+ if (!cur_td) {
+ if (list_empty(&ep_ring->td_list)) {
+ state->new_deq_seg = ep_ring->enq_seg;
+ state->new_deq_ptr = ep_ring->enqueue;
+ state->new_cycle_state = ep_ring->cycle_state;
+ goto done;
+ } else {
+ xhci_warn(xhci, "Can't find new dequeue state, missing cur_td\n");
+ return;
+ }
+ }
+
/* Dig out the cycle state saved by the xHC during the stop ep cmd */
xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb,
"Finding endpoint context");
@@ -592,6 +609,7 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
state->new_deq_seg = new_seg;
state->new_deq_ptr = new_deq;
+done:
/* Don't update the ring cycle state for the producer (us). */
xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb,
"Cycle state = 0x%x", state->new_cycle_state);
@@ -1677,6 +1695,7 @@ static void handle_port_status(struct xhci_hcd *xhci,
(portsc & PORT_PLS_MASK) == XDEV_U1 ||
(portsc & PORT_PLS_MASK) == XDEV_U2)) {
xhci_dbg(xhci, "resume SS port %d finished\n", port_id);
+ complete(&bus_state->u3exit_done[hcd_portnum]);
/* We've just brought the device into U0/1/2 through either the
* Resume state after a device remote wakeup, or through the
* U3Exit state after a host-initiated resume. If it's a device
@@ -1851,8 +1870,8 @@ static void xhci_cleanup_halted_endpoint(struct xhci_hcd *xhci,
if (reset_type == EP_HARD_RESET) {
ep->ep_state |= EP_HARD_CLEAR_TOGGLE;
- xhci_cleanup_stalled_ring(xhci, ep_index, stream_id, td);
- xhci_clear_hub_tt_buffer(xhci, td, ep);
+ xhci_cleanup_stalled_ring(xhci, slot_id, ep_index, stream_id,
+ td);
}
xhci_ring_cmd_db(xhci);
}
@@ -1973,11 +1992,18 @@ static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td,
if (trb_comp_code == COMP_STALL_ERROR ||
xhci_requires_manual_halt_cleanup(xhci, ep_ctx,
trb_comp_code)) {
- /* Issue a reset endpoint command to clear the host side
- * halt, followed by a set dequeue command to move the
- * dequeue pointer past the TD.
- * The class driver clears the device side halt later.
+ /*
+ * xhci internal endpoint state will go to a "halt" state for
+ * any stall, including default control pipe protocol stall.
+ * To clear the host side halt we need to issue a reset endpoint
+ * command, followed by a set dequeue command to move past the
+ * TD.
+ * Class drivers clear the device side halt from a functional
+ * stall later. Hub TT buffer should only be cleared for FS/LS
+ * devices behind HS hubs for functional stalls.
*/
+ if ((ep_index != 0) || (trb_comp_code != COMP_STALL_ERROR))
+ xhci_clear_hub_tt_buffer(xhci, td, ep);
xhci_cleanup_halted_endpoint(xhci, slot_id, ep_index,
ep_ring->stream_id, td, EP_HARD_RESET);
} else {
@@ -2530,6 +2556,15 @@ static int handle_tx_event(struct xhci_hcd *xhci,
xhci_dbg(xhci, "td_list is empty while skip flag set. Clear skip flag for slot %u ep %u.\n",
slot_id, ep_index);
}
+ if (trb_comp_code == COMP_STALL_ERROR ||
+ xhci_requires_manual_halt_cleanup(xhci, ep_ctx,
+ trb_comp_code)) {
+ xhci_cleanup_halted_endpoint(xhci, slot_id,
+ ep_index,
+ ep_ring->stream_id,
+ NULL,
+ EP_HARD_RESET);
+ }
goto cleanup;
}
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index fe38275363e0..bee5deccc83d 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -3031,19 +3031,19 @@ static void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
added_ctxs, added_ctxs);
}
-void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int ep_index,
- unsigned int stream_id, struct xhci_td *td)
+void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int slot_id,
+ unsigned int ep_index, unsigned int stream_id,
+ struct xhci_td *td)
{
struct xhci_dequeue_state deq_state;
- struct usb_device *udev = td->urb->dev;
xhci_dbg_trace(xhci, trace_xhci_dbg_reset_ep,
"Cleaning up stalled endpoint ring");
/* We need to move the HW's dequeue pointer past this TD,
* or it will attempt to resend it on the next doorbell ring.
*/
- xhci_find_new_dequeue_state(xhci, udev->slot_id,
- ep_index, stream_id, td, &deq_state);
+ xhci_find_new_dequeue_state(xhci, slot_id, ep_index, stream_id, td,
+ &deq_state);
if (!deq_state.new_deq_ptr || !deq_state.new_deq_seg)
return;
@@ -3054,7 +3054,7 @@ void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int ep_index,
if (!(xhci->quirks & XHCI_RESET_EP_QUIRK)) {
xhci_dbg_trace(xhci, trace_xhci_dbg_reset_ep,
"Queueing new dequeue state");
- xhci_queue_new_dequeue_state(xhci, udev->slot_id,
+ xhci_queue_new_dequeue_state(xhci, slot_id,
ep_index, &deq_state);
} else {
/* Better hope no one uses the input context between now and the
@@ -3065,7 +3065,7 @@ void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int ep_index,
xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
"Setting up input context for "
"configure endpoint command");
- xhci_setup_input_ctx_for_quirk(xhci, udev->slot_id,
+ xhci_setup_input_ctx_for_quirk(xhci, slot_id,
ep_index, &deq_state);
}
}
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 3ecee10fdcdc..02f972e464ab 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1694,6 +1694,7 @@ struct xhci_bus_state {
/* Which ports are waiting on RExit to U0 transition. */
unsigned long rexit_ports;
struct completion rexit_done[USB_MAXCHILDREN];
+ struct completion u3exit_done[USB_MAXCHILDREN];
};
@@ -2115,8 +2116,9 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci,
unsigned int slot_id, unsigned int ep_index,
struct xhci_dequeue_state *deq_state);
-void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int ep_index,
- unsigned int stream_id, struct xhci_td *td);
+void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, unsigned int slot_id,
+ unsigned int ep_index, unsigned int stream_id,
+ struct xhci_td *td);
void xhci_stop_endpoint_command_watchdog(struct timer_list *t);
void xhci_handle_command_timeout(struct work_struct *work);
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index 2ab9600d0898..fc8a5da4a07c 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -1199,18 +1199,18 @@ static int sisusb_read_mem_bulk(struct sisusb_usb_data *sisusb, u32 addr,
/* High level: Gfx (indexed) register access */
#ifdef CONFIG_USB_SISUSBVGA_CON
-int sisusb_setreg(struct sisusb_usb_data *sisusb, int port, u8 data)
+int sisusb_setreg(struct sisusb_usb_data *sisusb, u32 port, u8 data)
{
return sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, data);
}
-int sisusb_getreg(struct sisusb_usb_data *sisusb, int port, u8 *data)
+int sisusb_getreg(struct sisusb_usb_data *sisusb, u32 port, u8 *data)
{
return sisusb_read_memio_byte(sisusb, SISUSB_TYPE_IO, port, data);
}
#endif
-int sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port,
+int sisusb_setidxreg(struct sisusb_usb_data *sisusb, u32 port,
u8 index, u8 data)
{
int ret;
@@ -1220,7 +1220,7 @@ int sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port,
return ret;
}
-int sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port,
+int sisusb_getidxreg(struct sisusb_usb_data *sisusb, u32 port,
u8 index, u8 *data)
{
int ret;
@@ -1230,7 +1230,7 @@ int sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port,
return ret;
}
-int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port, u8 idx,
+int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, u32 port, u8 idx,
u8 myand, u8 myor)
{
int ret;
@@ -1245,7 +1245,7 @@ int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port, u8 idx,
}
static int sisusb_setidxregmask(struct sisusb_usb_data *sisusb,
- int port, u8 idx, u8 data, u8 mask)
+ u32 port, u8 idx, u8 data, u8 mask)
{
int ret;
u8 tmp;
@@ -1258,13 +1258,13 @@ static int sisusb_setidxregmask(struct sisusb_usb_data *sisusb,
return ret;
}
-int sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port,
+int sisusb_setidxregor(struct sisusb_usb_data *sisusb, u32 port,
u8 index, u8 myor)
{
return sisusb_setidxregandor(sisusb, port, index, 0xff, myor);
}
-int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port,
+int sisusb_setidxregand(struct sisusb_usb_data *sisusb, u32 port,
u8 idx, u8 myand)
{
return sisusb_setidxregandor(sisusb, port, idx, myand, 0x00);
@@ -2785,8 +2785,8 @@ static loff_t sisusb_lseek(struct file *file, loff_t offset, int orig)
static int sisusb_handle_command(struct sisusb_usb_data *sisusb,
struct sisusb_command *y, unsigned long arg)
{
- int retval, port, length;
- u32 address;
+ int retval, length;
+ u32 port, address;
/* All our commands require the device
* to be initialized.
diff --git a/drivers/usb/misc/sisusbvga/sisusb_init.h b/drivers/usb/misc/sisusbvga/sisusb_init.h
index 1782c759c4ad..ace09985dae4 100644
--- a/drivers/usb/misc/sisusbvga/sisusb_init.h
+++ b/drivers/usb/misc/sisusbvga/sisusb_init.h
@@ -812,17 +812,17 @@ static const struct SiS_VCLKData SiSUSB_VCLKData[] = {
int SiSUSBSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
int SiSUSBSetVESAMode(struct SiS_Private *SiS_Pr, unsigned short VModeNo);
-extern int sisusb_setreg(struct sisusb_usb_data *sisusb, int port, u8 data);
-extern int sisusb_getreg(struct sisusb_usb_data *sisusb, int port, u8 * data);
-extern int sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port,
+extern int sisusb_setreg(struct sisusb_usb_data *sisusb, u32 port, u8 data);
+extern int sisusb_getreg(struct sisusb_usb_data *sisusb, u32 port, u8 * data);
+extern int sisusb_setidxreg(struct sisusb_usb_data *sisusb, u32 port,
u8 index, u8 data);
-extern int sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port,
+extern int sisusb_getidxreg(struct sisusb_usb_data *sisusb, u32 port,
u8 index, u8 * data);
-extern int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port,
+extern int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, u32 port,
u8 idx, u8 myand, u8 myor);
-extern int sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port,
+extern int sisusb_setidxregor(struct sisusb_usb_data *sisusb, u32 port,
u8 index, u8 myor);
-extern int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port,
+extern int sisusb_setidxregand(struct sisusb_usb_data *sisusb, u32 port,
u8 idx, u8 myand);
void sisusb_delete(struct kref *kref);
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 3670fda02c34..d592071119ba 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -81,6 +81,19 @@ static void uas_free_streams(struct uas_dev_info *devinfo);
static void uas_log_cmd_state(struct scsi_cmnd *cmnd, const char *prefix,
int status);
+/*
+ * This driver needs its own workqueue, as we need to control memory allocation.
+ *
+ * In the course of error handling and power management uas_wait_for_pending_cmnds()
+ * needs to flush pending work items. In these contexts we cannot allocate memory
+ * by doing block IO as we would deadlock. For the same reason we cannot wait
+ * for anything allocating memory not heeding these constraints.
+ *
+ * So we have to control all work items that can be on the workqueue we flush.
+ * Hence we cannot share a queue and need our own.
+ */
+static struct workqueue_struct *workqueue;
+
static void uas_do_work(struct work_struct *work)
{
struct uas_dev_info *devinfo =
@@ -109,7 +122,7 @@ static void uas_do_work(struct work_struct *work)
if (!err)
cmdinfo->state &= ~IS_IN_WORK_LIST;
else
- schedule_work(&devinfo->work);
+ queue_work(workqueue, &devinfo->work);
}
out:
spin_unlock_irqrestore(&devinfo->lock, flags);
@@ -134,7 +147,7 @@ static void uas_add_work(struct uas_cmd_info *cmdinfo)
lockdep_assert_held(&devinfo->lock);
cmdinfo->state |= IS_IN_WORK_LIST;
- schedule_work(&devinfo->work);
+ queue_work(workqueue, &devinfo->work);
}
static void uas_zap_pending(struct uas_dev_info *devinfo, int result)
@@ -190,6 +203,9 @@ static void uas_log_cmd_state(struct scsi_cmnd *cmnd, const char *prefix,
struct uas_cmd_info *ci = (void *)&cmnd->SCp;
struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp;
+ if (status == -ENODEV) /* too late */
+ return;
+
scmd_printk(KERN_INFO, cmnd,
"%s %d uas-tag %d inflight:%s%s%s%s%s%s%s%s%s%s%s%s ",
prefix, status, cmdinfo->uas_tag,
@@ -1226,7 +1242,31 @@ static struct usb_driver uas_driver = {
.id_table = uas_usb_ids,
};
-module_usb_driver(uas_driver);
+static int __init uas_init(void)
+{
+ int rv;
+
+ workqueue = alloc_workqueue("uas", WQ_MEM_RECLAIM, 0);
+ if (!workqueue)
+ return -ENOMEM;
+
+ rv = usb_register(&uas_driver);
+ if (rv) {
+ destroy_workqueue(workqueue);
+ return -ENOMEM;
+ }
+
+ return 0;
+}
+
+static void __exit uas_exit(void)
+{
+ usb_deregister(&uas_driver);
+ destroy_workqueue(workqueue);
+}
+
+module_init(uas_init);
+module_exit(uas_exit);
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(USB_STORAGE);
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 1880f3e13f57..f6c3681fa2e9 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -2323,6 +2323,13 @@ UNUSUAL_DEV( 0x3340, 0xffff, 0x0000, 0x0000,
USB_SC_DEVICE,USB_PR_DEVICE,NULL,
US_FL_MAX_SECTORS_64 ),
+/* Reported by Cyril Roelandt <tipecaml@...il.com> */
+UNUSUAL_DEV( 0x357d, 0x7788, 0x0114, 0x0114,
+ "JMicron",
+ "USB to ATA/ATAPI Bridge",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_BROKEN_FUA ),
+
/* Reported by Andrey Rahmatullin <wrar@...linux.org> */
UNUSUAL_DEV( 0x4102, 0x1020, 0x0100, 0x0100,
"iRiver",
diff --git a/drivers/usb/typec/bus.c b/drivers/usb/typec/bus.c
index 2e45eb479386..f241037df7cb 100644
--- a/drivers/usb/typec/bus.c
+++ b/drivers/usb/typec/bus.c
@@ -208,7 +208,10 @@ EXPORT_SYMBOL_GPL(typec_altmode_vdm);
const struct typec_altmode *
typec_altmode_get_partner(struct typec_altmode *adev)
{
- return adev ? &to_altmode(adev)->partner->adev : NULL;
+ if (!adev || !to_altmode(adev)->partner)
+ return NULL;
+
+ return &to_altmode(adev)->partner->adev;
}
EXPORT_SYMBOL_GPL(typec_altmode_get_partner);
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index f3087ef8265c..c033dfb2dd8a 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -3759,6 +3759,14 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
*/
break;
+ case PORT_RESET:
+ case PORT_RESET_WAIT_OFF:
+ /*
+ * State set back to default mode once the timer completes.
+ * Ignore CC changes here.
+ */
+ break;
+
default:
if (tcpm_port_is_disconnected(port))
tcpm_set_state(port, unattached_state(port), 0);
@@ -3820,6 +3828,15 @@ static void _tcpm_pd_vbus_on(struct tcpm_port *port)
case SRC_TRY_DEBOUNCE:
/* Do nothing, waiting for sink detection */
break;
+
+ case PORT_RESET:
+ case PORT_RESET_WAIT_OFF:
+ /*
+ * State set back to default mode once the timer completes.
+ * Ignore vbus changes here.
+ */
+ break;
+
default:
break;
}
@@ -3873,10 +3890,19 @@ static void _tcpm_pd_vbus_off(struct tcpm_port *port)
case PORT_RESET_WAIT_OFF:
tcpm_set_state(port, tcpm_default_state(port), 0);
break;
+
case SRC_TRY_WAIT:
case SRC_TRY_DEBOUNCE:
/* Do nothing, waiting for sink detection */
break;
+
+ case PORT_RESET:
+ /*
+ * State set back to default mode once the timer completes.
+ * Ignore vbus changes here.
+ */
+ break;
+
default:
if (port->pwr_role == TYPEC_SINK &&
port->attached)
diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
index 8b5c742f24e8..7e4cd34a8c20 100644
--- a/drivers/watchdog/watchdog_dev.c
+++ b/drivers/watchdog/watchdog_dev.c
@@ -282,6 +282,7 @@ static int watchdog_start(struct watchdog_device *wdd)
if (err == 0) {
set_bit(WDOG_ACTIVE, &wdd->status);
wd_data->last_keepalive = started_at;
+ wd_data->last_hw_keepalive = started_at;
watchdog_update_worker(wdd);
}
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 28ae0c134700..d050acc1fd5d 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -1973,8 +1973,12 @@ void ceph_check_caps(struct ceph_inode_info *ci, int flags,
}
/* want more caps from mds? */
- if (want & ~(cap->mds_wanted | cap->issued))
- goto ack;
+ if (want & ~cap->mds_wanted) {
+ if (want & ~(cap->mds_wanted | cap->issued))
+ goto ack;
+ if (!__cap_is_valid(cap))
+ goto ack;
+ }
/* things we might delay */
if ((cap->issued & ~retain) == 0)
diff --git a/fs/ceph/export.c b/fs/ceph/export.c
index b6bfa94332c3..79dc06881e78 100644
--- a/fs/ceph/export.c
+++ b/fs/ceph/export.c
@@ -315,6 +315,11 @@ static struct dentry *__get_parent(struct super_block *sb,
req->r_num_caps = 1;
err = ceph_mdsc_do_request(mdsc, NULL, req);
+ if (err) {
+ ceph_mdsc_put_request(req);
+ return ERR_PTR(err);
+ }
+
inode = req->r_target_inode;
if (inode)
ihold(inode);
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 788344b5949e..cd0e7f5005cb 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -693,6 +693,11 @@ int open_shroot(unsigned int xid, struct cifs_tcon *tcon,
if (smb3_encryption_required(tcon))
flags |= CIFS_TRANSFORM_REQ;
+ if (!server->ops->new_lease_key)
+ return -EIO;
+
+ server->ops->new_lease_key(pfid);
+
memset(rqst, 0, sizeof(rqst));
resp_buftype[0] = resp_buftype[1] = CIFS_NO_BUFFER;
memset(rsp_iov, 0, sizeof(rsp_iov));
diff --git a/fs/coredump.c b/fs/coredump.c
index f8296a82d01d..408418e6aa13 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -211,6 +211,8 @@ static int format_corename(struct core_name *cn, struct coredump_params *cprm,
return -ENOMEM;
(*argv)[(*argc)++] = 0;
++pat_ptr;
+ if (!(*pat_ptr))
+ return -ENOMEM;
}
/* Repeat as long as we have more pattern to process and more output
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index c3b11a715082..5cf91322de0f 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -1312,6 +1312,7 @@ nfsd4_run_cb_work(struct work_struct *work)
container_of(work, struct nfsd4_callback, cb_work);
struct nfs4_client *clp = cb->cb_clp;
struct rpc_clnt *clnt;
+ int flags;
if (cb->cb_need_restart) {
cb->cb_need_restart = false;
@@ -1340,7 +1341,8 @@ nfsd4_run_cb_work(struct work_struct *work)
}
cb->cb_msg.rpc_cred = clp->cl_cb_cred;
- rpc_call_async(clnt, &cb->cb_msg, RPC_TASK_SOFT | RPC_TASK_SOFTCONN,
+ flags = clp->cl_minorversion ? RPC_TASK_NOCONNECT : RPC_TASK_SOFTCONN;
+ rpc_call_async(clnt, &cb->cb_msg, RPC_TASK_SOFT | flags,
cb->cb_ops ? &nfsd4_cb_ops : &nfsd4_cb_probe_ops, cb);
}
diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index 7dc800cce354..c663202da8de 100644
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -266,7 +266,8 @@ static int vmcoredd_mmap_dumps(struct vm_area_struct *vma, unsigned long dst,
if (start < offset + dump->size) {
tsz = min(offset + (u64)dump->size - start, (u64)size);
buf = dump->buf + start - offset;
- if (remap_vmalloc_range_partial(vma, dst, buf, tsz)) {
+ if (remap_vmalloc_range_partial(vma, dst, buf, 0,
+ tsz)) {
ret = -EFAULT;
goto out_unlock;
}
@@ -624,7 +625,7 @@ static int mmap_vmcore(struct file *file, struct vm_area_struct *vma)
tsz = min(elfcorebuf_sz + elfnotes_sz - (size_t)start, size);
kaddr = elfnotes_buf + start - elfcorebuf_sz - vmcoredd_orig_sz;
if (remap_vmalloc_range_partial(vma, vma->vm_start + len,
- kaddr, tsz))
+ kaddr, 0, tsz))
goto fail;
size -= tsz;
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 2094386af8ac..68fea439d974 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1861,7 +1861,8 @@ xfs_init_zones(void)
xfs_ili_zone = kmem_cache_create("xfs_ili",
sizeof(struct xfs_inode_log_item), 0,
- SLAB_MEM_SPREAD, NULL);
+ SLAB_RECLAIM_ACCOUNT | SLAB_MEM_SPREAD,
+ NULL);
if (!xfs_ili_zone)
goto out_destroy_inode_zone;
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index 862ce0019eba..d91c1e21dc70 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -598,7 +598,7 @@ void iio_device_unregister(struct iio_dev *indio_dev);
* 0 on success, negative error number on failure.
*/
#define devm_iio_device_register(dev, indio_dev) \
- __devm_iio_device_register((dev), (indio_dev), THIS_MODULE);
+ __devm_iio_device_register((dev), (indio_dev), THIS_MODULE)
int __devm_iio_device_register(struct device *dev, struct iio_dev *indio_dev,
struct module *this_mod);
void devm_iio_device_unregister(struct device *dev, struct iio_dev *indio_dev);
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index bcb9b2ac0791..b2a7159f66da 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1039,7 +1039,7 @@ search_memslots(struct kvm_memslots *slots, gfn_t gfn)
start = slot + 1;
}
- if (gfn >= memslots[start].base_gfn &&
+ if (start < slots->used_slots && gfn >= memslots[start].base_gfn &&
gfn < memslots[start].base_gfn + memslots[start].npages) {
atomic_set(&slots->lru_slot, start);
return &memslots[start];
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 0507a162ccd0..a95d3cc74d79 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -137,7 +137,7 @@ extern void vunmap(const void *addr);
extern int remap_vmalloc_range_partial(struct vm_area_struct *vma,
unsigned long uaddr, void *kaddr,
- unsigned long size);
+ unsigned long pgoff, unsigned long size);
extern int remap_vmalloc_range(struct vm_area_struct *vma, void *addr,
unsigned long pgoff);
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 77e6b5a83b06..eec6d0a6ae61 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -5969,7 +5969,9 @@ enum rate_control_capabilities {
struct rate_control_ops {
unsigned long capa;
const char *name;
- void *(*alloc)(struct ieee80211_hw *hw, struct dentry *debugfsdir);
+ void *(*alloc)(struct ieee80211_hw *hw);
+ void (*add_debugfs)(struct ieee80211_hw *hw, void *priv,
+ struct dentry *debugfsdir);
void (*free)(void *priv);
void *(*alloc_sta)(void *priv, struct ieee80211_sta *sta, gfp_t gfp);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index a5ea27df3c2b..2edb73c27962 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -51,7 +51,7 @@ extern struct inet_hashinfo tcp_hashinfo;
extern struct percpu_counter tcp_orphan_count;
void tcp_time_wait(struct sock *sk, int state, int timeo);
-#define MAX_TCP_HEADER (128 + MAX_HEADER)
+#define MAX_TCP_HEADER L1_CACHE_ALIGN(128 + MAX_HEADER)
#define MAX_TCP_OPTION_SPACE 40
#define TCP_MIN_SND_MSS 48
#define TCP_MIN_GSO_SIZE (TCP_MIN_SND_MSS - MAX_TCP_OPTION_SPACE)
diff --git a/ipc/util.c b/ipc/util.c
index fe61df53775a..2d70f25f64b8 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -764,13 +764,13 @@ static struct kern_ipc_perm *sysvipc_find_ipc(struct ipc_ids *ids, loff_t pos,
total++;
}
+ *new_pos = pos + 1;
if (total >= ids->in_use)
return NULL;
for (; pos < ipc_mni; pos++) {
ipc = idr_find(&ids->ipcs_idr, pos);
if (ipc != NULL) {
- *new_pos = pos + 1;
rcu_read_lock();
ipc_lock_object(ipc);
return ipc;
diff --git a/kernel/audit.c b/kernel/audit.c
index 9ddfe2aa6671..7fe3b69bc02a 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1326,6 +1326,9 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
case AUDIT_FIRST_USER_MSG2 ... AUDIT_LAST_USER_MSG2:
if (!audit_enabled && msg_type != AUDIT_USER_AVC)
return 0;
+ /* exit early if there isn't at least one character to print */
+ if (data_len < 2)
+ return -EINVAL;
err = audit_filter(msg_type, AUDIT_FILTER_USER);
if (err == 1) { /* match or error */
diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c
index ac7956c38f69..4b24275e306a 100644
--- a/kernel/dma/direct.c
+++ b/kernel/dma/direct.c
@@ -39,7 +39,8 @@ static inline struct page *dma_direct_to_page(struct device *dev,
u64 dma_direct_get_required_mask(struct device *dev)
{
- u64 max_dma = phys_to_dma_direct(dev, (max_pfn - 1) << PAGE_SHIFT);
+ phys_addr_t phys = (phys_addr_t)(max_pfn - 1) << PAGE_SHIFT;
+ u64 max_dma = phys_to_dma_direct(dev, phys);
return (1ULL << (fls64(max_dma) - 1)) * 2 - 1;
}
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 243717177f44..533c19348189 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -6734,9 +6734,12 @@ static u64 perf_virt_to_phys(u64 virt)
* Try IRQ-safe __get_user_pages_fast first.
* If failed, leave phys_addr as 0.
*/
- if ((current->mm != NULL) &&
- (__get_user_pages_fast(virt, 1, 0, &p) == 1))
- phys_addr = page_to_phys(p) + virt % PAGE_SIZE;
+ if (current->mm != NULL) {
+ pagefault_disable();
+ if (__get_user_pages_fast(virt, 1, 0, &p) == 1)
+ phys_addr = page_to_phys(p) + virt % PAGE_SIZE;
+ pagefault_enable();
+ }
if (p)
put_page(p);
diff --git a/kernel/gcov/fs.c b/kernel/gcov/fs.c
index e5eb5ea7ea59..cc4ee482d3fb 100644
--- a/kernel/gcov/fs.c
+++ b/kernel/gcov/fs.c
@@ -108,9 +108,9 @@ static void *gcov_seq_next(struct seq_file *seq, void *data, loff_t *pos)
{
struct gcov_iterator *iter = data;
+ (*pos)++;
if (gcov_iter_next(iter))
return NULL;
- (*pos)++;
return iter;
}
diff --git a/kernel/signal.c b/kernel/signal.c
index e58a6c619824..7938c60e11dd 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1993,8 +1993,12 @@ bool do_notify_parent(struct task_struct *tsk, int sig)
if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN)
sig = 0;
}
+ /*
+ * Send with __send_signal as si_pid and si_uid are in the
+ * parent's namespaces.
+ */
if (valid_signal(sig) && sig)
- __group_send_sig_info(sig, &info, tsk->parent);
+ __send_signal(sig, &info, tsk->parent, PIDTYPE_TGID, false);
__wake_up_parent(tsk, tsk->parent);
spin_unlock_irqrestore(&psig->siglock, flags);
diff --git a/lib/raid6/test/Makefile b/lib/raid6/test/Makefile
index 3ab8720aa2f8..b9e6c3648be1 100644
--- a/lib/raid6/test/Makefile
+++ b/lib/raid6/test/Makefile
@@ -35,13 +35,13 @@ endif
ifeq ($(IS_X86),yes)
OBJS += mmx.o sse1.o sse2.o avx2.o recov_ssse3.o recov_avx2.o avx512.o recov_avx512.o
CFLAGS += $(shell echo "pshufb %xmm0, %xmm0" | \
- gcc -c -x assembler - >&/dev/null && \
+ gcc -c -x assembler - >/dev/null 2>&1 && \
rm ./-.o && echo -DCONFIG_AS_SSSE3=1)
CFLAGS += $(shell echo "vpbroadcastb %xmm0, %ymm1" | \
- gcc -c -x assembler - >&/dev/null && \
+ gcc -c -x assembler - >/dev/null 2>&1 && \
rm ./-.o && echo -DCONFIG_AS_AVX2=1)
CFLAGS += $(shell echo "vpmovm2b %k1, %zmm5" | \
- gcc -c -x assembler - >&/dev/null && \
+ gcc -c -x assembler - >/dev/null 2>&1 && \
rm ./-.o && echo -DCONFIG_AS_AVX512=1)
else ifeq ($(HAS_NEON),yes)
OBJS += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index dd8737a94bec..0366085f37ed 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4910,8 +4910,8 @@ pte_t *huge_pte_offset(struct mm_struct *mm,
{
pgd_t *pgd;
p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmd;
+ pud_t *pud, pud_entry;
+ pmd_t *pmd, pmd_entry;
pgd = pgd_offset(mm, addr);
if (!pgd_present(*pgd))
@@ -4921,17 +4921,19 @@ pte_t *huge_pte_offset(struct mm_struct *mm,
return NULL;
pud = pud_offset(p4d, addr);
- if (sz != PUD_SIZE && pud_none(*pud))
+ pud_entry = READ_ONCE(*pud);
+ if (sz != PUD_SIZE && pud_none(pud_entry))
return NULL;
/* hugepage or swap? */
- if (pud_huge(*pud) || !pud_present(*pud))
+ if (pud_huge(pud_entry) || !pud_present(pud_entry))
return (pte_t *)pud;
pmd = pmd_offset(pud, addr);
- if (sz != PMD_SIZE && pmd_none(*pmd))
+ pmd_entry = READ_ONCE(*pmd);
+ if (sz != PMD_SIZE && pmd_none(pmd_entry))
return NULL;
/* hugepage or swap? */
- if (pmd_huge(*pmd) || !pmd_present(*pmd))
+ if (pmd_huge(pmd_entry) || !pmd_present(pmd_entry))
return (pte_t *)pmd;
return NULL;
diff --git a/mm/ksm.c b/mm/ksm.c
index d17c7d57d0d8..c55b89da4f55 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -2112,8 +2112,16 @@ static void cmp_and_merge_page(struct page *page, struct rmap_item *rmap_item)
down_read(&mm->mmap_sem);
vma = find_mergeable_vma(mm, rmap_item->address);
- err = try_to_merge_one_page(vma, page,
- ZERO_PAGE(rmap_item->address));
+ if (vma) {
+ err = try_to_merge_one_page(vma, page,
+ ZERO_PAGE(rmap_item->address));
+ } else {
+ /*
+ * If the vma is out of date, we do not need to
+ * continue.
+ */
+ err = 0;
+ }
up_read(&mm->mmap_sem);
/*
* In case of failure, the page was not really empty, so we
diff --git a/mm/madvise.c b/mm/madvise.c
index 4bb30ed6c8d2..8cbd8c1bfe15 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -27,6 +27,7 @@
#include <linux/swapops.h>
#include <linux/shmem_fs.h>
#include <linux/mmu_notifier.h>
+#include <linux/sched/mm.h>
#include <asm/tlb.h>
@@ -1090,6 +1091,23 @@ int do_madvise(unsigned long start, size_t len_in, int behavior)
if (write) {
if (down_write_killable(¤t->mm->mmap_sem))
return -EINTR;
+
+ /*
+ * We may have stolen the mm from another process
+ * that is undergoing core dumping.
+ *
+ * Right now that's io_ring, in the future it may
+ * be remote process management and not "current"
+ * at all.
+ *
+ * We need to fix core dumping to not do this,
+ * but for now we have the mmget_still_valid()
+ * model.
+ */
+ if (!mmget_still_valid(current->mm)) {
+ up_write(¤t->mm->mmap_sem);
+ return -EINTR;
+ }
} else {
down_read(¤t->mm->mmap_sem);
}
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 6b8eeb0ecee5..cf39e15242c1 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -34,6 +34,7 @@
#include <linux/llist.h>
#include <linux/bitops.h>
#include <linux/rbtree_augmented.h>
+#include <linux/overflow.h>
#include <linux/uaccess.h>
#include <asm/tlbflush.h>
@@ -3054,6 +3055,7 @@ long vwrite(char *buf, char *addr, unsigned long count)
* @vma: vma to cover
* @uaddr: target user address to start at
* @kaddr: virtual address of vmalloc kernel memory
+ * @pgoff: offset from @kaddr to start at
* @size: size of map area
*
* Returns: 0 for success, -Exxx on failure
@@ -3066,9 +3068,15 @@ long vwrite(char *buf, char *addr, unsigned long count)
* Similar to remap_pfn_range() (see mm/memory.c)
*/
int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr,
- void *kaddr, unsigned long size)
+ void *kaddr, unsigned long pgoff,
+ unsigned long size)
{
struct vm_struct *area;
+ unsigned long off;
+ unsigned long end_index;
+
+ if (check_shl_overflow(pgoff, PAGE_SHIFT, &off))
+ return -EINVAL;
size = PAGE_ALIGN(size);
@@ -3082,8 +3090,10 @@ int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr,
if (!(area->flags & (VM_USERMAP | VM_DMA_COHERENT)))
return -EINVAL;
- if (kaddr + size > area->addr + get_vm_area_size(area))
+ if (check_add_overflow(size, off, &end_index) ||
+ end_index > get_vm_area_size(area))
return -EINVAL;
+ kaddr += off;
do {
struct page *page = vmalloc_to_page(kaddr);
@@ -3122,7 +3132,7 @@ int remap_vmalloc_range(struct vm_area_struct *vma, void *addr,
unsigned long pgoff)
{
return remap_vmalloc_range_partial(vma, vma->vm_start,
- addr + (pgoff << PAGE_SHIFT),
+ addr, pgoff,
vma->vm_end - vma->vm_start);
}
EXPORT_SYMBOL(remap_vmalloc_range);
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index a803cdd9400a..ee0f3b2823e0 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -2012,7 +2012,7 @@ static void fib_select_default(const struct flowi4 *flp, struct fib_result *res)
hlist_for_each_entry_rcu(fa, fa_head, fa_list) {
struct fib_info *next_fi = fa->fa_info;
- struct fib_nh *nh;
+ struct fib_nh_common *nhc;
if (fa->fa_slen != slen)
continue;
@@ -2035,8 +2035,8 @@ static void fib_select_default(const struct flowi4 *flp, struct fib_result *res)
fa->fa_type != RTN_UNICAST)
continue;
- nh = fib_info_nh(next_fi, 0);
- if (!nh->fib_nh_gw4 || nh->fib_nh_scope != RT_SCOPE_LINK)
+ nhc = fib_info_nhc(next_fi, 0);
+ if (!nhc->nhc_gw_family || nhc->nhc_scope != RT_SCOPE_LINK)
continue;
fib_alias_accessed(fa);
diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c
index 89ba7c87de5d..30ddb9dc9398 100644
--- a/net/ipv4/xfrm4_output.c
+++ b/net/ipv4/xfrm4_output.c
@@ -58,9 +58,7 @@ int xfrm4_output_finish(struct sock *sk, struct sk_buff *skb)
{
memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
-#ifdef CONFIG_NETFILTER
IPCB(skb)->flags |= IPSKB_XFRM_TRANSFORMED;
-#endif
return xfrm_output(sk, skb);
}
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index debdaeba5d8c..18d05403d3b5 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -183,15 +183,14 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
retv = -EBUSY;
break;
}
- } else if (sk->sk_protocol == IPPROTO_TCP) {
- if (sk->sk_prot != &tcpv6_prot) {
- retv = -EBUSY;
- break;
- }
- break;
- } else {
+ }
+ if (sk->sk_protocol == IPPROTO_TCP &&
+ sk->sk_prot != &tcpv6_prot) {
+ retv = -EBUSY;
break;
}
+ if (sk->sk_protocol != IPPROTO_TCP)
+ break;
if (sk->sk_state != TCP_ESTABLISHED) {
retv = -ENOTCONN;
break;
diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c
index fbe51d40bd7e..e34167f790e6 100644
--- a/net/ipv6/xfrm6_output.c
+++ b/net/ipv6/xfrm6_output.c
@@ -111,9 +111,7 @@ int xfrm6_output_finish(struct sock *sk, struct sk_buff *skb)
{
memset(IP6CB(skb), 0, sizeof(*IP6CB(skb)));
-#ifdef CONFIG_NETFILTER
IP6CB(skb)->flags |= IP6SKB_XFRM_TRANSFORMED;
-#endif
return xfrm_output(sk, skb);
}
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index a14aef11ffb8..4945d6e6d133 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1161,8 +1161,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
local->tx_headroom = max_t(unsigned int , local->hw.extra_tx_headroom,
IEEE80211_TX_STATUS_HEADROOM);
- debugfs_hw_add(local);
-
/*
* if the driver doesn't specify a max listen interval we
* use 5 which should be a safe default
@@ -1254,6 +1252,9 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
if (result < 0)
goto fail_wiphy_register;
+ debugfs_hw_add(local);
+ rate_control_add_debugfs(local);
+
rtnl_lock();
/* add one default STA interface if supported */
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index a1e9fc7878aa..b051f125d3af 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -214,17 +214,16 @@ static ssize_t rcname_read(struct file *file, char __user *userbuf,
ref->ops->name, len);
}
-static const struct file_operations rcname_ops = {
+const struct file_operations rcname_ops = {
.read = rcname_read,
.open = simple_open,
.llseek = default_llseek,
};
#endif
-static struct rate_control_ref *rate_control_alloc(const char *name,
- struct ieee80211_local *local)
+static struct rate_control_ref *
+rate_control_alloc(const char *name, struct ieee80211_local *local)
{
- struct dentry *debugfsdir = NULL;
struct rate_control_ref *ref;
ref = kmalloc(sizeof(struct rate_control_ref), GFP_KERNEL);
@@ -234,13 +233,7 @@ static struct rate_control_ref *rate_control_alloc(const char *name,
if (!ref->ops)
goto free;
-#ifdef CONFIG_MAC80211_DEBUGFS
- debugfsdir = debugfs_create_dir("rc", local->hw.wiphy->debugfsdir);
- local->debugfs.rcdir = debugfsdir;
- debugfs_create_file("name", 0400, debugfsdir, ref, &rcname_ops);
-#endif
-
- ref->priv = ref->ops->alloc(&local->hw, debugfsdir);
+ ref->priv = ref->ops->alloc(&local->hw);
if (!ref->priv)
goto free;
return ref;
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h
index 5397c6dad056..79b44d3db171 100644
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -60,6 +60,29 @@ static inline void rate_control_add_sta_debugfs(struct sta_info *sta)
#endif
}
+extern const struct file_operations rcname_ops;
+
+static inline void rate_control_add_debugfs(struct ieee80211_local *local)
+{
+#ifdef CONFIG_MAC80211_DEBUGFS
+ struct dentry *debugfsdir;
+
+ if (!local->rate_ctrl)
+ return;
+
+ if (!local->rate_ctrl->ops->add_debugfs)
+ return;
+
+ debugfsdir = debugfs_create_dir("rc", local->hw.wiphy->debugfsdir);
+ local->debugfs.rcdir = debugfsdir;
+ debugfs_create_file("name", 0400, debugfsdir,
+ local->rate_ctrl, &rcname_ops);
+
+ local->rate_ctrl->ops->add_debugfs(&local->hw, local->rate_ctrl->priv,
+ debugfsdir);
+#endif
+}
+
void ieee80211_check_rate_mask(struct ieee80211_sub_if_data *sdata);
/* Get a reference to the rate control algorithm. If `name' is NULL, get the
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 694a31978a04..5dc3e5bc4e64 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -1635,7 +1635,7 @@ minstrel_ht_init_cck_rates(struct minstrel_priv *mp)
}
static void *
-minstrel_ht_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
+minstrel_ht_alloc(struct ieee80211_hw *hw)
{
struct minstrel_priv *mp;
@@ -1673,7 +1673,17 @@ minstrel_ht_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
mp->update_interval = HZ / 10;
mp->new_avg = true;
+ minstrel_ht_init_cck_rates(mp);
+
+ return mp;
+}
+
#ifdef CONFIG_MAC80211_DEBUGFS
+static void minstrel_ht_add_debugfs(struct ieee80211_hw *hw, void *priv,
+ struct dentry *debugfsdir)
+{
+ struct minstrel_priv *mp = priv;
+
mp->fixed_rate_idx = (u32) -1;
debugfs_create_u32("fixed_rate_idx", S_IRUGO | S_IWUGO, debugfsdir,
&mp->fixed_rate_idx);
@@ -1681,12 +1691,8 @@ minstrel_ht_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
&mp->sample_switch);
debugfs_create_bool("new_avg", S_IRUGO | S_IWUSR, debugfsdir,
&mp->new_avg);
-#endif
-
- minstrel_ht_init_cck_rates(mp);
-
- return mp;
}
+#endif
static void
minstrel_ht_free(void *priv)
@@ -1725,6 +1731,7 @@ static const struct rate_control_ops mac80211_minstrel_ht = {
.alloc = minstrel_ht_alloc,
.free = minstrel_ht_free,
#ifdef CONFIG_MAC80211_DEBUGFS
+ .add_debugfs = minstrel_ht_add_debugfs,
.add_sta_debugfs = minstrel_ht_add_sta_debugfs,
#endif
.get_expected_throughput = minstrel_ht_get_expected_throughput,
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index d41335bad1f8..89cd9de21594 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -208,6 +208,7 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
/* refcount initialized at 1 */
spin_unlock_bh(&nr_node_list_lock);
+ nr_neigh_put(nr_neigh);
return 0;
}
nr_node_lock(nr_node);
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index e726159cfcfa..4340f25fe390 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -1895,7 +1895,8 @@ static void ovs_ct_limit_exit(struct net *net, struct ovs_net *ovs_net)
struct hlist_head *head = &info->limits[i];
struct ovs_ct_limit *ct_limit;
- hlist_for_each_entry_rcu(ct_limit, head, hlist_node)
+ hlist_for_each_entry_rcu(ct_limit, head, hlist_node,
+ lockdep_ovsl_is_held())
kfree_rcu(ct_limit, rcu);
}
kfree(ovs_net->ct_limit_info->limits);
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 07a7dd185995..c39f3c6c061d 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -2466,8 +2466,10 @@ static void __net_exit ovs_exit_net(struct net *dnet)
struct net *net;
LIST_HEAD(head);
- ovs_ct_exit(dnet);
ovs_lock();
+
+ ovs_ct_exit(dnet);
+
list_for_each_entry_safe(dp, dp_next, &ovs_net->dps, list_node)
__dp_destroy(dp);
diff --git a/net/sched/sch_etf.c b/net/sched/sch_etf.c
index b1da5589a0c6..c48f91075b5c 100644
--- a/net/sched/sch_etf.c
+++ b/net/sched/sch_etf.c
@@ -82,7 +82,7 @@ static bool is_packet_valid(struct Qdisc *sch, struct sk_buff *nskb)
if (q->skip_sock_check)
goto skip;
- if (!sk)
+ if (!sk || !sk_fullsock(sk))
return false;
if (!sock_flag(sk, SOCK_TXTIME))
@@ -137,8 +137,9 @@ static void report_sock_error(struct sk_buff *skb, u32 err, u8 code)
struct sock_exterr_skb *serr;
struct sk_buff *clone;
ktime_t txtime = skb->tstamp;
+ struct sock *sk = skb->sk;
- if (!skb->sk || !(skb->sk->sk_txtime_report_errors))
+ if (!sk || !sk_fullsock(sk) || !(sk->sk_txtime_report_errors))
return;
clone = skb_clone(skb, GFP_ATOMIC);
@@ -154,7 +155,7 @@ static void report_sock_error(struct sk_buff *skb, u32 err, u8 code)
serr->ee.ee_data = (txtime >> 32); /* high part of tstamp */
serr->ee.ee_info = txtime; /* low part of tstamp */
- if (sock_queue_err_skb(skb->sk, clone))
+ if (sock_queue_err_skb(sk, clone))
kfree_skb(clone);
}
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index de3c077733a7..298557744818 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -1028,6 +1028,8 @@ static void svc_delete_xprt(struct svc_xprt *xprt)
dprintk("svc: svc_delete_xprt(%p)\n", xprt);
xprt->xpt_ops->xpo_detach(xprt);
+ if (xprt->xpt_bc_xprt)
+ xprt->xpt_bc_xprt->ops->close(xprt->xpt_bc_xprt);
spin_lock_bh(&serv->sv_lock);
list_del_init(&xprt->xpt_list);
diff --git a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
index 908e78bb87c6..cf80394b2db3 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c
@@ -242,6 +242,8 @@ static void
xprt_rdma_bc_close(struct rpc_xprt *xprt)
{
dprintk("svcrdma: %s: xprt %p\n", __func__, xprt);
+
+ xprt_disconnect_done(xprt);
xprt->cwnd = RPC_CWNDSHIFT;
}
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index d86c664ea6af..882f46fadd01 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -2714,6 +2714,7 @@ static int bc_send_request(struct rpc_rqst *req)
static void bc_close(struct rpc_xprt *xprt)
{
+ xprt_disconnect_done(xprt);
}
/*
diff --git a/net/tipc/crypto.c b/net/tipc/crypto.c
index c8c47fc72653..8c47ded2edb6 100644
--- a/net/tipc/crypto.c
+++ b/net/tipc/crypto.c
@@ -1712,6 +1712,7 @@ int tipc_crypto_rcv(struct net *net, struct tipc_crypto *rx,
case -EBUSY:
this_cpu_inc(stats->stat[STAT_ASYNC]);
*skb = NULL;
+ tipc_aead_put(aead);
return rc;
default:
this_cpu_inc(stats->stat[STAT_NOK]);
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 0c88778c88b5..d50be9a3d479 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -2037,6 +2037,7 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
n = tipc_node_find_by_id(net, ehdr->id);
}
tipc_crypto_rcv(net, (n) ? n->crypto_rx : NULL, &skb, b);
+ tipc_node_put(n);
if (!skb)
return;
@@ -2089,7 +2090,7 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
/* Check/update node state before receiving */
if (unlikely(skb)) {
if (unlikely(skb_linearize(skb)))
- goto discard;
+ goto out_node_put;
tipc_node_write_lock(n);
if (tipc_node_check_state(n, skb, bearer_id, &xmitq)) {
if (le->link) {
@@ -2118,6 +2119,7 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
if (!skb_queue_empty(&xmitq))
tipc_bearer_xmit(net, bearer_id, &xmitq, &le->maddr, n);
+out_node_put:
tipc_node_put(n);
discard:
kfree_skb(skb);
diff --git a/net/x25/x25_dev.c b/net/x25/x25_dev.c
index 00e782335cb0..25bf72ee6cad 100644
--- a/net/x25/x25_dev.c
+++ b/net/x25/x25_dev.c
@@ -115,8 +115,10 @@ int x25_lapb_receive_frame(struct sk_buff *skb, struct net_device *dev,
goto drop;
}
- if (!pskb_may_pull(skb, 1))
+ if (!pskb_may_pull(skb, 1)) {
+ x25_neigh_put(nb);
return 0;
+ }
switch (skb->data[0]) {
diff --git a/samples/vfio-mdev/mdpy.c b/samples/vfio-mdev/mdpy.c
index cc86bf6566e4..9894693f3be1 100644
--- a/samples/vfio-mdev/mdpy.c
+++ b/samples/vfio-mdev/mdpy.c
@@ -418,7 +418,7 @@ static int mdpy_mmap(struct mdev_device *mdev, struct vm_area_struct *vma)
return -EINVAL;
return remap_vmalloc_range_partial(vma, vma->vm_start,
- mdev_state->memblk,
+ mdev_state->memblk, 0,
vma->vm_end - vma->vm_start);
}
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index 82773cc35d35..0f8c77f84711 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -627,7 +627,7 @@ void ConfigList::updateMenuList(ConfigItem *parent, struct menu* menu)
last = item;
continue;
}
- hide:
+hide:
if (item && item->menu == child) {
last = parent->firstChild();
if (last == item)
@@ -692,7 +692,7 @@ void ConfigList::updateMenuList(ConfigList *parent, struct menu* menu)
last = item;
continue;
}
- hide:
+hide:
if (item && item->menu == child) {
last = (ConfigItem*)parent->topLevelItem(0);
if (last == item)
@@ -1225,10 +1225,11 @@ QMenu* ConfigInfoView::createStandardContextMenu(const QPoint & pos)
{
QMenu* popup = Parent::createStandardContextMenu(pos);
QAction* action = new QAction("Show Debug Info", popup);
- action->setCheckable(true);
- connect(action, SIGNAL(toggled(bool)), SLOT(setShowDebug(bool)));
- connect(this, SIGNAL(showDebugChanged(bool)), action, SLOT(setOn(bool)));
- action->setChecked(showDebug());
+
+ action->setCheckable(true);
+ connect(action, SIGNAL(toggled(bool)), SLOT(setShowDebug(bool)));
+ connect(this, SIGNAL(showDebugChanged(bool)), action, SLOT(setOn(bool)));
+ action->setChecked(showDebug());
popup->addSeparator();
popup->addAction(action);
return popup;
diff --git a/security/keys/internal.h b/security/keys/internal.h
index ba3e2da14cef..6d0ca48ae9a5 100644
--- a/security/keys/internal.h
+++ b/security/keys/internal.h
@@ -16,6 +16,8 @@
#include <linux/keyctl.h>
#include <linux/refcount.h>
#include <linux/compat.h>
+#include <linux/mm.h>
+#include <linux/vmalloc.h>
struct iovec;
@@ -349,4 +351,14 @@ static inline void key_check(const struct key *key)
#endif
+/*
+ * Helper function to clear and free a kvmalloc'ed memory object.
+ */
+static inline void __kvzfree(const void *addr, size_t len)
+{
+ if (addr) {
+ memset((void *)addr, 0, len);
+ kvfree(addr);
+ }
+}
#endif /* _INTERNAL_H */
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 106e16f9006b..5e01192e222a 100644
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -339,7 +339,7 @@ long keyctl_update_key(key_serial_t id,
payload = NULL;
if (plen) {
ret = -ENOMEM;
- payload = kmalloc(plen, GFP_KERNEL);
+ payload = kvmalloc(plen, GFP_KERNEL);
if (!payload)
goto error;
@@ -360,7 +360,7 @@ long keyctl_update_key(key_serial_t id,
key_ref_put(key_ref);
error2:
- kzfree(payload);
+ __kvzfree(payload, plen);
error:
return ret;
}
@@ -827,7 +827,8 @@ long keyctl_read_key(key_serial_t keyid, char __user *buffer, size_t buflen)
struct key *key;
key_ref_t key_ref;
long ret;
- char *key_data;
+ char *key_data = NULL;
+ size_t key_data_len;
/* find the key first */
key_ref = lookup_user_key(keyid, 0, 0);
@@ -878,24 +879,51 @@ long keyctl_read_key(key_serial_t keyid, char __user *buffer, size_t buflen)
* Allocating a temporary buffer to hold the keys before
* transferring them to user buffer to avoid potential
* deadlock involving page fault and mmap_sem.
+ *
+ * key_data_len = (buflen <= PAGE_SIZE)
+ * ? buflen : actual length of key data
+ *
+ * This prevents allocating arbitrary large buffer which can
+ * be much larger than the actual key length. In the latter case,
+ * at least 2 passes of this loop is required.
*/
- key_data = kmalloc(buflen, GFP_KERNEL);
+ key_data_len = (buflen <= PAGE_SIZE) ? buflen : 0;
+ for (;;) {
+ if (key_data_len) {
+ key_data = kvmalloc(key_data_len, GFP_KERNEL);
+ if (!key_data) {
+ ret = -ENOMEM;
+ goto key_put_out;
+ }
+ }
- if (!key_data) {
- ret = -ENOMEM;
- goto key_put_out;
- }
- ret = __keyctl_read_key(key, key_data, buflen);
+ ret = __keyctl_read_key(key, key_data, key_data_len);
+
+ /*
+ * Read methods will just return the required length without
+ * any copying if the provided length isn't large enough.
+ */
+ if (ret <= 0 || ret > buflen)
+ break;
+
+ /*
+ * The key may change (unlikely) in between 2 consecutive
+ * __keyctl_read_key() calls. In this case, we reallocate
+ * a larger buffer and redo the key read when
+ * key_data_len < ret <= buflen.
+ */
+ if (ret > key_data_len) {
+ if (unlikely(key_data))
+ __kvzfree(key_data, key_data_len);
+ key_data_len = ret;
+ continue; /* Allocate buffer */
+ }
- /*
- * Read methods will just return the required length without
- * any copying if the provided length isn't large enough.
- */
- if (ret > 0 && ret <= buflen) {
if (copy_to_user(buffer, key_data, ret))
ret = -EFAULT;
+ break;
}
- kzfree(key_data);
+ __kvzfree(key_data, key_data_len);
key_put_out:
key_put(key);
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index f41d8b7864c1..af21e9583c0d 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2076,7 +2076,6 @@ static void pcm_mmap_prepare(struct snd_pcm_substream *substream,
* should be ignored from the beginning.
*/
static const struct snd_pci_quirk driver_blacklist[] = {
- SND_PCI_QUIRK(0x1043, 0x874f, "ASUS ROG Zenith II / Strix", 0),
SND_PCI_QUIRK(0x1462, 0xcb59, "MSI TRX40 Creator", 0),
SND_PCI_QUIRK(0x1462, 0xcb60, "MSI TRX40", 0),
{}
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 5119a9ae3d8a..8bc4d66ff986 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -38,6 +38,10 @@ static bool static_hdmi_pcm;
module_param(static_hdmi_pcm, bool, 0644);
MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
+static bool enable_acomp = true;
+module_param(enable_acomp, bool, 0444);
+MODULE_PARM_DESC(enable_acomp, "Enable audio component binding (default=yes)");
+
struct hdmi_spec_per_cvt {
hda_nid_t cvt_nid;
int assigned;
@@ -2638,6 +2642,11 @@ static void generic_acomp_init(struct hda_codec *codec,
{
struct hdmi_spec *spec = codec->spec;
+ if (!enable_acomp) {
+ codec_info(codec, "audio component disabled by module option\n");
+ return;
+ }
+
spec->port2pin = port2pin;
setup_drm_audio_ops(codec, ops);
if (!snd_hdac_acomp_init(&codec->bus->core, &spec->drm_audio_ops,
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 02b9830d4b5f..f2fccf267b48 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -369,6 +369,7 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0233:
case 0x10ec0235:
case 0x10ec0236:
+ case 0x10ec0245:
case 0x10ec0255:
case 0x10ec0256:
case 0x10ec0257:
@@ -789,9 +790,11 @@ static void alc_ssid_check(struct hda_codec *codec, const hda_nid_t *ports)
{
if (!alc_subsystem_id(codec, ports)) {
struct alc_spec *spec = codec->spec;
- codec_dbg(codec,
- "realtek: Enable default setup for auto mode as fallback\n");
- spec->init_amp = ALC_INIT_DEFAULT;
+ if (spec->init_amp == ALC_INIT_UNDEFINED) {
+ codec_dbg(codec,
+ "realtek: Enable default setup for auto mode as fallback\n");
+ spec->init_amp = ALC_INIT_DEFAULT;
+ }
}
}
@@ -8071,6 +8074,7 @@ static int patch_alc269(struct hda_codec *codec)
spec->gen.mixer_nid = 0;
break;
case 0x10ec0215:
+ case 0x10ec0245:
case 0x10ec0285:
case 0x10ec0289:
spec->codec_variant = ALC269_TYPE_ALC215;
@@ -9332,6 +9336,7 @@ static const struct hda_device_id snd_hda_id_realtek[] = {
HDA_CODEC_ENTRY(0x10ec0234, "ALC234", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0235, "ALC233", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0236, "ALC236", patch_alc269),
+ HDA_CODEC_ENTRY(0x10ec0245, "ALC245", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0255, "ALC255", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0256, "ALC256", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0257, "ALC257", patch_alc269),
diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c
index f883c9340eee..df8f7994d3b7 100644
--- a/sound/soc/intel/atom/sst-atom-controls.c
+++ b/sound/soc/intel/atom/sst-atom-controls.c
@@ -966,7 +966,9 @@ static int sst_set_be_modules(struct snd_soc_dapm_widget *w,
dev_dbg(c->dev, "Enter: widget=%s\n", w->name);
if (SND_SOC_DAPM_EVENT_ON(event)) {
+ mutex_lock(&drv->lock);
ret = sst_send_slot_map(drv);
+ mutex_unlock(&drv->lock);
if (ret)
return ret;
ret = sst_send_pipe_module_params(w, k);
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index 6bd9ae813be2..d14d5f7db168 100644
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -591,6 +591,17 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = {
BYT_RT5640_SSP0_AIF1 |
BYT_RT5640_MCLK_EN),
},
+ {
+ /* MPMAN MPWIN895CL */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "MPMAN"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MPWIN8900CL"),
+ },
+ .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
+ BYT_RT5640_MONO_SPEAKER |
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
{ /* MSI S100 tablet */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."),
diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c
index c0d422d0ab94..d7dc80ede892 100644
--- a/sound/soc/qcom/qdsp6/q6asm-dai.c
+++ b/sound/soc/qcom/qdsp6/q6asm-dai.c
@@ -73,7 +73,7 @@ struct q6asm_dai_data {
};
static const struct snd_pcm_hardware q6asm_dai_hardware_capture = {
- .info = (SNDRV_PCM_INFO_MMAP |
+ .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_BATCH |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED |
@@ -95,7 +95,7 @@ static const struct snd_pcm_hardware q6asm_dai_hardware_capture = {
};
static struct snd_pcm_hardware q6asm_dai_hardware_playback = {
- .info = (SNDRV_PCM_INFO_MMAP |
+ .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_BATCH |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED |
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 17962564866d..c8fd65318d5e 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -423,7 +423,7 @@ static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,
memset(&template, 0, sizeof(template));
template.reg = e->reg;
- template.mask = e->mask << e->shift_l;
+ template.mask = e->mask;
template.shift = e->shift_l;
template.off_val = snd_soc_enum_item_to_val(e, 0);
template.on_val = template.off_val;
@@ -546,8 +546,22 @@ static bool dapm_kcontrol_set_value(const struct snd_kcontrol *kcontrol,
if (data->value == value)
return false;
- if (data->widget)
- data->widget->on_val = value;
+ if (data->widget) {
+ switch (dapm_kcontrol_get_wlist(kcontrol)->widgets[0]->id) {
+ case snd_soc_dapm_switch:
+ case snd_soc_dapm_mixer:
+ case snd_soc_dapm_mixer_named_ctl:
+ data->widget->on_val = value & data->widget->mask;
+ break;
+ case snd_soc_dapm_demux:
+ case snd_soc_dapm_mux:
+ data->widget->on_val = value >> data->widget->shift;
+ break;
+ default:
+ data->widget->on_val = value;
+ break;
+ }
+ }
data->value = value;
diff --git a/sound/usb/format.c b/sound/usb/format.c
index 9f5cb4ed3a0c..928c8761a962 100644
--- a/sound/usb/format.c
+++ b/sound/usb/format.c
@@ -247,6 +247,52 @@ static int parse_audio_format_rates_v1(struct snd_usb_audio *chip, struct audiof
return 0;
}
+/*
+ * Many Focusrite devices supports a limited set of sampling rates per
+ * altsetting. Maximum rate is exposed in the last 4 bytes of Format Type
+ * descriptor which has a non-standard bLength = 10.
+ */
+static bool focusrite_valid_sample_rate(struct snd_usb_audio *chip,
+ struct audioformat *fp,
+ unsigned int rate)
+{
+ struct usb_interface *iface;
+ struct usb_host_interface *alts;
+ unsigned char *fmt;
+ unsigned int max_rate;
+
+ iface = usb_ifnum_to_if(chip->dev, fp->iface);
+ if (!iface)
+ return true;
+
+ alts = &iface->altsetting[fp->altset_idx];
+ fmt = snd_usb_find_csint_desc(alts->extra, alts->extralen,
+ NULL, UAC_FORMAT_TYPE);
+ if (!fmt)
+ return true;
+
+ if (fmt[0] == 10) { /* bLength */
+ max_rate = combine_quad(&fmt[6]);
+
+ /* Validate max rate */
+ if (max_rate != 48000 &&
+ max_rate != 96000 &&
+ max_rate != 192000 &&
+ max_rate != 384000) {
+
+ usb_audio_info(chip,
+ "%u:%d : unexpected max rate: %u\n",
+ fp->iface, fp->altsetting, max_rate);
+
+ return true;
+ }
+
+ return rate <= max_rate;
+ }
+
+ return true;
+}
+
/*
* Helper function to walk the array of sample rate triplets reported by
* the device. The problem is that we need to parse whole array first to
@@ -283,6 +329,11 @@ static int parse_uac2_sample_rate_range(struct snd_usb_audio *chip,
}
for (rate = min; rate <= max; rate += res) {
+ /* Filter out invalid rates on Focusrite devices */
+ if (USB_ID_VENDOR(chip->usb_id) == 0x1235 &&
+ !focusrite_valid_sample_rate(chip, fp, rate))
+ goto skip_rate;
+
if (fp->rate_table)
fp->rate_table[nr_rates] = rate;
if (!fp->rate_min || rate < fp->rate_min)
@@ -297,6 +348,7 @@ static int parse_uac2_sample_rate_range(struct snd_usb_audio *chip,
break;
}
+skip_rate:
/* avoid endless loop */
if (res == 0)
break;
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 7e2e1fc5b9f0..7a2961ad60de 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1755,8 +1755,10 @@ static void build_connector_control(struct usb_mixer_interface *mixer,
{
struct snd_kcontrol *kctl;
struct usb_mixer_elem_info *cval;
+ const struct usbmix_name_map *map;
- if (check_ignored_ctl(find_map(imap, term->id, 0)))
+ map = find_map(imap, term->id, 0);
+ if (check_ignored_ctl(map))
return;
cval = kzalloc(sizeof(*cval), GFP_KERNEL);
@@ -1788,8 +1790,12 @@ static void build_connector_control(struct usb_mixer_interface *mixer,
usb_mixer_elem_info_free(cval);
return;
}
- get_connector_control_name(mixer, term, is_input, kctl->id.name,
- sizeof(kctl->id.name));
+
+ if (check_mapped_name(map, kctl->id.name, sizeof(kctl->id.name)))
+ strlcat(kctl->id.name, " Jack", sizeof(kctl->id.name));
+ else
+ get_connector_control_name(mixer, term, is_input, kctl->id.name,
+ sizeof(kctl->id.name));
kctl->private_free = snd_usb_mixer_elem_free;
snd_usb_mixer_add_control(&cval->head, kctl);
}
@@ -3090,6 +3096,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
if (map->id == state.chip->usb_id) {
state.map = map->map;
state.selector_map = map->selector_map;
+ mixer->connector_map = map->connector_map;
mixer->ignore_ctl_error |= map->ignore_ctl_error;
break;
}
@@ -3171,10 +3178,32 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
return 0;
}
+static int delegate_notify(struct usb_mixer_interface *mixer, int unitid,
+ u8 *control, u8 *channel)
+{
+ const struct usbmix_connector_map *map = mixer->connector_map;
+
+ if (!map)
+ return unitid;
+
+ for (; map->id; map++) {
+ if (map->id == unitid) {
+ if (control && map->control)
+ *control = map->control;
+ if (channel && map->channel)
+ *channel = map->channel;
+ return map->delegated_id;
+ }
+ }
+ return unitid;
+}
+
void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid)
{
struct usb_mixer_elem_list *list;
+ unitid = delegate_notify(mixer, unitid, NULL, NULL);
+
for_each_mixer_elem(list, mixer, unitid) {
struct usb_mixer_elem_info *info =
mixer_elem_list_to_info(list);
@@ -3244,6 +3273,8 @@ static void snd_usb_mixer_interrupt_v2(struct usb_mixer_interface *mixer,
return;
}
+ unitid = delegate_notify(mixer, unitid, &control, &channel);
+
for_each_mixer_elem(list, mixer, unitid)
count++;
diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h
index 65d6d08c96f5..41ec9dc4139b 100644
--- a/sound/usb/mixer.h
+++ b/sound/usb/mixer.h
@@ -6,6 +6,13 @@
struct media_mixer_ctl;
+struct usbmix_connector_map {
+ u8 id;
+ u8 delegated_id;
+ u8 control;
+ u8 channel;
+};
+
struct usb_mixer_interface {
struct snd_usb_audio *chip;
struct usb_host_interface *hostif;
@@ -18,6 +25,9 @@ struct usb_mixer_interface {
/* the usb audio specification version this interface complies to */
int protocol;
+ /* optional connector delegation map */
+ const struct usbmix_connector_map *connector_map;
+
/* Sound Blaster remote control stuff */
const struct rc_config *rc_cfg;
u32 rc_code;
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
index b4e77000f441..0260c750e156 100644
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -27,6 +27,7 @@ struct usbmix_ctl_map {
u32 id;
const struct usbmix_name_map *map;
const struct usbmix_selector_map *selector_map;
+ const struct usbmix_connector_map *connector_map;
int ignore_ctl_error;
};
@@ -369,6 +370,33 @@ static const struct usbmix_name_map asus_rog_map[] = {
{}
};
+/* TRX40 mobos with Realtek ALC1220-VB */
+static const struct usbmix_name_map trx40_mobo_map[] = {
+ { 18, NULL }, /* OT, IEC958 - broken response, disabled */
+ { 19, NULL, 12 }, /* FU, Input Gain Pad - broken response, disabled */
+ { 16, "Speaker" }, /* OT */
+ { 22, "Speaker Playback" }, /* FU */
+ { 7, "Line" }, /* IT */
+ { 19, "Line Capture" }, /* FU */
+ { 17, "Front Headphone" }, /* OT */
+ { 23, "Front Headphone Playback" }, /* FU */
+ { 8, "Mic" }, /* IT */
+ { 20, "Mic Capture" }, /* FU */
+ { 9, "Front Mic" }, /* IT */
+ { 21, "Front Mic Capture" }, /* FU */
+ { 24, "IEC958 Playback" }, /* FU */
+ {}
+};
+
+static const struct usbmix_connector_map trx40_mobo_connector_map[] = {
+ { 10, 16 }, /* (Back) Speaker */
+ { 11, 17 }, /* Front Headphone */
+ { 13, 7 }, /* Line */
+ { 14, 8 }, /* Mic */
+ { 15, 9 }, /* Front Mic */
+ {}
+};
+
/*
* Control map entries
*/
@@ -500,7 +528,8 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = {
},
{ /* Gigabyte TRX40 Aorus Pro WiFi */
.id = USB_ID(0x0414, 0xa002),
- .map = asus_rog_map,
+ .map = trx40_mobo_map,
+ .connector_map = trx40_mobo_connector_map,
},
{ /* ASUS ROG Zenith II */
.id = USB_ID(0x0b05, 0x1916),
@@ -512,11 +541,13 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = {
},
{ /* MSI TRX40 Creator */
.id = USB_ID(0x0db0, 0x0d64),
- .map = asus_rog_map,
+ .map = trx40_mobo_map,
+ .connector_map = trx40_mobo_connector_map,
},
{ /* MSI TRX40 */
.id = USB_ID(0x0db0, 0x543d),
- .map = asus_rog_map,
+ .map = trx40_mobo_map,
+ .connector_map = trx40_mobo_connector_map,
},
{ 0 } /* terminator */
};
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index c237e24f08d9..0f072426b84c 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -1508,11 +1508,15 @@ static int snd_microii_spdif_default_get(struct snd_kcontrol *kcontrol,
/* use known values for that card: interface#1 altsetting#1 */
iface = usb_ifnum_to_if(chip->dev, 1);
- if (!iface || iface->num_altsetting < 2)
- return -EINVAL;
+ if (!iface || iface->num_altsetting < 2) {
+ err = -EINVAL;
+ goto end;
+ }
alts = &iface->altsetting[1];
- if (get_iface_desc(alts)->bNumEndpoints < 1)
- return -EINVAL;
+ if (get_iface_desc(alts)->bNumEndpoints < 1) {
+ err = -EINVAL;
+ goto end;
+ }
ep = get_endpoint(alts, 0)->bEndpointAddress;
err = snd_usb_ctl_msg(chip->dev,
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index d187aa6d50db..8c2f5c23e1b4 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3592,5 +3592,61 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
}
}
},
+{
+ /*
+ * Pioneer DJ DJM-250MK2
+ * PCM is 8 channels out @ 48 fixed (endpoints 0x01).
+ * The output from computer to the mixer is usable.
+ *
+ * The input (phono or line to computer) is not working.
+ * It should be at endpoint 0x82 and probably also 8 channels,
+ * but it seems that it works only with Pioneer proprietary software.
+ * Even on officially supported OS, the Audacity was unable to record
+ * and Mixxx to recognize the control vinyls.
+ */
+ USB_DEVICE_VENDOR_SPEC(0x2b73, 0x0017),
+ .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = (const struct snd_usb_audio_quirk[]) {
+ {
+ .ifnum = 0,
+ .type = QUIRK_AUDIO_FIXED_ENDPOINT,
+ .data = &(const struct audioformat) {
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .channels = 8, // outputs
+ .iface = 0,
+ .altsetting = 1,
+ .altset_idx = 1,
+ .endpoint = 0x01,
+ .ep_attr = USB_ENDPOINT_XFER_ISOC|
+ USB_ENDPOINT_SYNC_ASYNC,
+ .rates = SNDRV_PCM_RATE_48000,
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .nr_rates = 1,
+ .rate_table = (unsigned int[]) { 48000 }
+ }
+ },
+ {
+ .ifnum = -1
+ }
+ }
+ }
+},
+
+#define ALC1220_VB_DESKTOP(vend, prod) { \
+ USB_DEVICE(vend, prod), \
+ .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) { \
+ .vendor_name = "Realtek", \
+ .product_name = "ALC1220-VB-DT", \
+ .profile_name = "Realtek-ALC1220-VB-Desktop", \
+ .ifnum = QUIRK_NO_INTERFACE \
+ } \
+}
+ALC1220_VB_DESKTOP(0x0414, 0xa002), /* Gigabyte TRX40 Aorus Pro WiFi */
+ALC1220_VB_DESKTOP(0x0db0, 0x0d64), /* MSI TRX40 Creator */
+ALC1220_VB_DESKTOP(0x0db0, 0x543d), /* MSI TRX40 */
+#undef ALC1220_VB_DESKTOP
#undef USB_DEVICE_VENDOR_SPEC
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index 772f6f3ccbb1..00074af5873c 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -681,6 +681,8 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate)
us->submitted = 2*NOOF_SETRATE_URBS;
for (i = 0; i < NOOF_SETRATE_URBS; ++i) {
struct urb *urb = us->urb[i];
+ if (!urb)
+ continue;
if (urb->status) {
if (!err)
err = -ENODEV;
diff --git a/tools/lib/bpf/netlink.c b/tools/lib/bpf/netlink.c
index 6d47345a310b..c364e4be5e6e 100644
--- a/tools/lib/bpf/netlink.c
+++ b/tools/lib/bpf/netlink.c
@@ -289,6 +289,8 @@ int bpf_get_link_xdp_info(int ifindex, struct xdp_link_info *info,
static __u32 get_xdp_id(struct xdp_link_info *info, __u32 flags)
{
+ flags &= XDP_FLAGS_MODES;
+
if (info->attach_mode != XDP_ATTACHED_MULTI && !flags)
return info->prog_id;
if (flags & XDP_FLAGS_DRV_MODE)
diff --git a/tools/testing/nvdimm/Kbuild b/tools/testing/nvdimm/Kbuild
index dbebf05f5931..47f9cc9dcd94 100644
--- a/tools/testing/nvdimm/Kbuild
+++ b/tools/testing/nvdimm/Kbuild
@@ -21,8 +21,8 @@ DRIVERS := ../../../drivers
NVDIMM_SRC := $(DRIVERS)/nvdimm
ACPI_SRC := $(DRIVERS)/acpi/nfit
DAX_SRC := $(DRIVERS)/dax
-ccflags-y := -I$(src)/$(NVDIMM_SRC)/
-ccflags-y += -I$(src)/$(ACPI_SRC)/
+ccflags-y := -I$(srctree)/drivers/nvdimm/
+ccflags-y += -I$(srctree)/drivers/acpi/nfit/
obj-$(CONFIG_LIBNVDIMM) += libnvdimm.o
obj-$(CONFIG_BLK_DEV_PMEM) += nd_pmem.o
diff --git a/tools/testing/nvdimm/test/Kbuild b/tools/testing/nvdimm/test/Kbuild
index fb3c3d7cdb9b..75baebf8f4ba 100644
--- a/tools/testing/nvdimm/test/Kbuild
+++ b/tools/testing/nvdimm/test/Kbuild
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
-ccflags-y := -I$(src)/../../../../drivers/nvdimm/
-ccflags-y += -I$(src)/../../../../drivers/acpi/nfit/
+ccflags-y := -I$(srctree)/drivers/nvdimm/
+ccflags-y += -I$(srctree)/drivers/acpi/nfit/
obj-m += nfit_test.o
obj-m += nfit_test_iomap.o
diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c
index bf6422a6af7f..a8ee5c4d41eb 100644
--- a/tools/testing/nvdimm/test/nfit.c
+++ b/tools/testing/nvdimm/test/nfit.c
@@ -3164,7 +3164,9 @@ static __init int nfit_test_init(void)
mcsafe_test();
dax_pmem_test();
dax_pmem_core_test();
+#ifdef CONFIG_DEV_DAX_PMEM_COMPAT
dax_pmem_compat_test();
+#endif
nfit_test_setup(nfit_test_lookup, nfit_test_evaluate_dsm);
diff --git a/tools/testing/selftests/kmod/kmod.sh b/tools/testing/selftests/kmod/kmod.sh
index 8b944cf042f6..315a43111e04 100755
--- a/tools/testing/selftests/kmod/kmod.sh
+++ b/tools/testing/selftests/kmod/kmod.sh
@@ -505,18 +505,23 @@ function test_num()
fi
}
-function get_test_count()
+function get_test_data()
{
test_num $1
- TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}')
+ local field_num=$(echo $1 | sed 's/^0*//')
+ echo $ALL_TESTS | awk '{print $'$field_num'}'
+}
+
+function get_test_count()
+{
+ TEST_DATA=$(get_test_data $1)
LAST_TWO=${TEST_DATA#*:*}
echo ${LAST_TWO%:*}
}
function get_test_enabled()
{
- test_num $1
- TEST_DATA=$(echo $ALL_TESTS | awk '{print $'$1'}')
+ TEST_DATA=$(get_test_data $1)
echo ${TEST_DATA#*:*:}
}
diff --git a/tools/testing/selftests/net/fib_nexthops.sh b/tools/testing/selftests/net/fib_nexthops.sh
index 796670ebc65b..6560ed796ac4 100755
--- a/tools/testing/selftests/net/fib_nexthops.sh
+++ b/tools/testing/selftests/net/fib_nexthops.sh
@@ -749,6 +749,29 @@ ipv4_fcnal_runtime()
run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1"
log_test $? 0 "Ping - multipath"
+ run_cmd "$IP ro delete 172.16.101.1/32 nhid 122"
+
+ #
+ # multiple default routes
+ # - tests fib_select_default
+ run_cmd "$IP nexthop add id 501 via 172.16.1.2 dev veth1"
+ run_cmd "$IP ro add default nhid 501"
+ run_cmd "$IP ro add default via 172.16.1.3 dev veth1 metric 20"
+ run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1"
+ log_test $? 0 "Ping - multiple default routes, nh first"
+
+ # flip the order
+ run_cmd "$IP ro del default nhid 501"
+ run_cmd "$IP ro del default via 172.16.1.3 dev veth1 metric 20"
+ run_cmd "$IP ro add default via 172.16.1.2 dev veth1 metric 20"
+ run_cmd "$IP nexthop replace id 501 via 172.16.1.3 dev veth1"
+ run_cmd "$IP ro add default nhid 501 metric 20"
+ run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1"
+ log_test $? 0 "Ping - multiple default routes, nh second"
+
+ run_cmd "$IP nexthop delete nhid 501"
+ run_cmd "$IP ro del default"
+
#
# IPv4 with blackhole nexthops
#
diff --git a/tools/testing/selftests/net/fib_tests.sh b/tools/testing/selftests/net/fib_tests.sh
index b7616704b55e..84205c3a55eb 100755
--- a/tools/testing/selftests/net/fib_tests.sh
+++ b/tools/testing/selftests/net/fib_tests.sh
@@ -618,16 +618,22 @@ fib_nexthop_test()
fib_suppress_test()
{
+ echo
+ echo "FIB rule with suppress_prefixlength"
+ setup
+
$IP link add dummy1 type dummy
$IP link set dummy1 up
$IP -6 route add default dev dummy1
$IP -6 rule add table main suppress_prefixlength 0
- ping -f -c 1000 -W 1 1234::1 || true
+ ping -f -c 1000 -W 1 1234::1 >/dev/null 2>&1
$IP -6 rule del table main suppress_prefixlength 0
$IP link del dummy1
# If we got here without crashing, we're good.
- return 0
+ log_test 0 0 "FIB rule suppress test"
+
+ cleanup
}
################################################################################
diff --git a/tools/vm/Makefile b/tools/vm/Makefile
index 20f6cf04377f..9860622cbb15 100644
--- a/tools/vm/Makefile
+++ b/tools/vm/Makefile
@@ -1,6 +1,8 @@
# SPDX-License-Identifier: GPL-2.0
# Makefile for vm tools
#
+include ../scripts/Makefile.include
+
TARGETS=page-types slabinfo page_owner_sort
LIB_DIR = ../lib/api
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