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This is the 4.4.157 stable release

Browse source 
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Merge tag 'v4.4.157' into linux-linaro-lsk-v4.4

This is the 4.4.157 stable release
This commit is contained in:
Mark Brown 2018-09-20 08:35:34 -07:00
commit f4150b38ac
131 changed files with 678 additions and 434 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Makefile
View file

@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
SUBLEVEL = 155
SUBLEVEL = 157
EXTRAVERSION =
NAME = Blurry Fish Butt

1
arch/arc/configs/axs101_defconfig
View file

@ -1,6 +1,5 @@
CONFIG_CROSS_COMPILE="arc-linux-"
CONFIG_DEFAULT_HOSTNAME="ARCLinux"
# CONFIG_SWAP is not set
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
# CONFIG_CROSS_MEMORY_ATTACH is not set

1
arch/arc/configs/axs103_defconfig
View file

@ -1,6 +1,5 @@
CONFIG_CROSS_COMPILE="arc-linux-"
CONFIG_DEFAULT_HOSTNAME="ARCLinux"
# CONFIG_SWAP is not set
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
# CONFIG_CROSS_MEMORY_ATTACH is not set

1
arch/arc/configs/axs103_smp_defconfig
View file

@ -1,6 +1,5 @@
CONFIG_CROSS_COMPILE="arc-linux-"
CONFIG_DEFAULT_HOSTNAME="ARCLinux"
# CONFIG_SWAP is not set
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
# CONFIG_CROSS_MEMORY_ATTACH is not set

2
arch/arm/configs/imx_v6_v7_defconfig
View file

@ -261,7 +261,6 @@ CONFIG_USB_STORAGE=y
CONFIG_USB_CHIPIDEA=y
CONFIG_USB_CHIPIDEA_UDC=y
CONFIG_USB_CHIPIDEA_HOST=y
CONFIG_USB_CHIPIDEA_ULPI=y
CONFIG_USB_SERIAL=m
CONFIG_USB_SERIAL_GENERIC=y
CONFIG_USB_SERIAL_FTDI_SIO=m
@ -288,7 +287,6 @@ CONFIG_USB_G_NCM=m
CONFIG_USB_GADGETFS=m
CONFIG_USB_MASS_STORAGE=m
CONFIG_USB_G_SERIAL=m
CONFIG_USB_ULPI_BUS=y
CONFIG_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y

1
arch/arm/include/asm/arch_gicv3.h
View file

@ -117,6 +117,7 @@ static inline u32 gic_read_iar(void)
u32 irqstat;
asm volatile("mrc " __stringify(ICC_IAR1) : "=r" (irqstat));
dsb(sy);
return irqstat;
}

2
arch/mips/cavium-octeon/octeon-platform.c
View file

@ -349,6 +349,7 @@ static int __init octeon_ehci_device_init(void)
return 0;
pd = of_find_device_by_node(ehci_node);
of_node_put(ehci_node);
if (!pd)
return 0;
@ -411,6 +412,7 @@ static int __init octeon_ohci_device_init(void)
return 0;
pd = of_find_device_by_node(ohci_node);
of_node_put(ohci_node);
if (!pd)
return 0;

8
arch/mips/include/asm/io.h
View file

@ -141,14 +141,14 @@ static inline void * phys_to_virt(unsigned long address)
/*
* ISA I/O bus memory addresses are 1:1 with the physical address.
*/
static inline unsigned long isa_virt_to_bus(volatile void * address)
static inline unsigned long isa_virt_to_bus(volatile void *address)
{
return (unsigned long)address - PAGE_OFFSET;
return virt_to_phys(address);
}
static inline void * isa_bus_to_virt(unsigned long address)
static inline void *isa_bus_to_virt(unsigned long address)
{
return (void *)(address + PAGE_OFFSET);
return phys_to_virt(address);
}
#define isa_page_to_bus page_to_phys

1
arch/mips/kernel/process.c
View file

@ -115,7 +115,6 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
struct thread_info *ti = task_thread_info(p);
struct pt_regs *childregs, *regs = current_pt_regs();
unsigned long childksp;
p->set_child_tid = p->clear_child_tid = NULL;
childksp = (unsigned long)task_stack_page(p) + THREAD_SIZE - 32;

6
arch/mips/mm/c-r4k.c
View file

@ -712,7 +712,8 @@ static void r4k_flush_icache_range(unsigned long start, unsigned long end)
static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
{
/* Catch bad driver code */
BUG_ON(size == 0);
if (WARN_ON(size == 0))
return;
preempt_disable();
if (cpu_has_inclusive_pcaches) {
@ -745,7 +746,8 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
{
/* Catch bad driver code */
BUG_ON(size == 0);
if (WARN_ON(size == 0))
return;
preempt_disable();
if (cpu_has_inclusive_pcaches) {

2
arch/openrisc/kernel/process.c
View file

@ -152,8 +152,6 @@ copy_thread(unsigned long clone_flags, unsigned long usp,
top_of_kernel_stack = sp;
p->set_child_tid = p->clear_child_tid = NULL;
/* Locate userspace context on stack... */
sp -= STACK_FRAME_OVERHEAD; /* redzone */
sp -= sizeof(struct pt_regs);

2
arch/powerpc/platforms/pseries/ras.c
View file

@ -311,7 +311,7 @@ static struct rtas_error_log *fwnmi_get_errinfo(struct pt_regs *regs)
int len, error_log_length;
error_log_length = 8 + rtas_error_extended_log_length(h);
len = max_t(int, error_log_length, RTAS_ERROR_LOG_MAX);
len = min_t(int, error_log_length, RTAS_ERROR_LOG_MAX);
memset(global_mce_data_buf, 0, RTAS_ERROR_LOG_MAX);
memcpy(global_mce_data_buf, h, len);
errhdr = (struct rtas_error_log *)global_mce_data_buf;

2
arch/powerpc/sysdev/mpic_msgr.c
View file

@ -196,7 +196,7 @@ static int mpic_msgr_probe(struct platform_device *dev)
/* IO map the message register block. */
of_address_to_resource(np, 0, &rsrc);
msgr_block_addr = ioremap(rsrc.start, rsrc.end - rsrc.start);
msgr_block_addr = ioremap(rsrc.start, resource_size(&rsrc));
if (!msgr_block_addr) {
dev_err(&dev->dev, "Failed to iomap MPIC message registers");
return -EFAULT;

9
arch/s390/lib/mem.S
View file

@ -26,7 +26,7 @@
*/
ENTRY(memset)
ltgr %r4,%r4
bzr %r14
jz .Lmemset_exit
ltgr %r3,%r3
jnz .Lmemset_fill
aghi %r4,-1
@ -41,12 +41,13 @@ ENTRY(memset)
.Lmemset_clear_rest:
larl %r3,.Lmemset_xc
ex %r4,0(%r3)
.Lmemset_exit:
BR_EX %r14
.Lmemset_fill:
stc %r3,0(%r2)
cghi %r4,1
lgr %r1,%r2
ber %r14
je .Lmemset_fill_exit
aghi %r4,-2
srlg %r3,%r4,8
ltgr %r3,%r3
@ -58,6 +59,7 @@ ENTRY(memset)
.Lmemset_fill_rest:
larl %r3,.Lmemset_mvc
ex %r4,0(%r3)
.Lmemset_fill_exit:
BR_EX %r14
.Lmemset_xc:
xc 0(1,%r1),0(%r1)
@ -71,7 +73,7 @@ ENTRY(memset)
*/
ENTRY(memcpy)
ltgr %r4,%r4
bzr %r14
jz .Lmemcpy_exit
aghi %r4,-1
srlg %r5,%r4,8
ltgr %r5,%r5
@ -80,6 +82,7 @@ ENTRY(memcpy)
.Lmemcpy_rest:
larl %r5,.Lmemcpy_mvc
ex %r4,0(%r5)
.Lmemcpy_exit:
BR_EX %r14
.Lmemcpy_loop:
mvc 0(256,%r1),0(%r3)

7
arch/x86/include/asm/pgtable-3level.h
View file

@ -1,6 +1,8 @@
#ifndef _ASM_X86_PGTABLE_3LEVEL_H
#define _ASM_X86_PGTABLE_3LEVEL_H
#include <asm/atomic64_32.h>
/*
* Intel Physical Address Extension (PAE) Mode - three-level page
* tables on PPro+ CPUs.
@ -142,10 +144,7 @@ static inline pte_t native_ptep_get_and_clear(pte_t *ptep)
{
pte_t res;
/* xchg acts as a barrier before the setting of the high bits */
res.pte_low = xchg(&ptep->pte_low, 0);
res.pte_high = ptep->pte_high;
ptep->pte_high = 0;
res.pte = (pteval_t)atomic64_xchg((atomic64_t *)ptep, 0);
return res;
}

2
arch/x86/include/asm/pgtable.h
View file

@ -385,7 +385,7 @@ static inline pmd_t pfn_pmd(unsigned long page_nr, pgprot_t pgprot)
static inline pud_t pfn_pud(unsigned long page_nr, pgprot_t pgprot)
{
phys_addr_t pfn = page_nr << PAGE_SHIFT;
phys_addr_t pfn = (phys_addr_t)page_nr << PAGE_SHIFT;
pfn ^= protnone_mask(pgprot_val(pgprot));
pfn &= PHYSICAL_PUD_PAGE_MASK;
return __pud(pfn | massage_pgprot(pgprot));

4
arch/x86/include/asm/processor.h
View file

@ -104,6 +104,8 @@ struct cpuinfo_x86 {
__u8 x86_phys_bits;
/* CPUID returned core id bits: */
__u8 x86_coreid_bits;
__u8 x86_cache_bits;
/* Max extended CPUID function supported: */
__u32 extended_cpuid_level;
/* Maximum supported CPUID level, -1=no CPUID: */
@ -174,7 +176,7 @@ extern void cpu_detect(struct cpuinfo_x86 *c);
static inline unsigned long long l1tf_pfn_limit(void)
{
return BIT_ULL(boot_cpu_data.x86_phys_bits - 1 - PAGE_SHIFT);
return BIT_ULL(boot_cpu_data.x86_cache_bits - 1 - PAGE_SHIFT);
}
extern void early_cpu_init(void);

47
arch/x86/kernel/cpu/bugs.c
View file

@ -634,6 +634,46 @@ void x86_spec_ctrl_setup_ap(void)
#undef pr_fmt
#define pr_fmt(fmt) "L1TF: " fmt
/*
* These CPUs all support 44bits physical address space internally in the
* cache but CPUID can report a smaller number of physical address bits.
*
* The L1TF mitigation uses the top most address bit for the inversion of
* non present PTEs. When the installed memory reaches into the top most
* address bit due to memory holes, which has been observed on machines
* which report 36bits physical address bits and have 32G RAM installed,
* then the mitigation range check in l1tf_select_mitigation() triggers.
* This is a false positive because the mitigation is still possible due to
* the fact that the cache uses 44bit internally. Use the cache bits
* instead of the reported physical bits and adjust them on the affected
* machines to 44bit if the reported bits are less than 44.
*/
static void override_cache_bits(struct cpuinfo_x86 *c)
{
if (c->x86 != 6)
return;
switch (c->x86_model) {
case INTEL_FAM6_NEHALEM:
case INTEL_FAM6_WESTMERE:
case INTEL_FAM6_SANDYBRIDGE:
case INTEL_FAM6_IVYBRIDGE:
case INTEL_FAM6_HASWELL_CORE:
case INTEL_FAM6_HASWELL_ULT:
case INTEL_FAM6_HASWELL_GT3E:
case INTEL_FAM6_BROADWELL_CORE:
case INTEL_FAM6_BROADWELL_GT3E:
case INTEL_FAM6_SKYLAKE_MOBILE:
case INTEL_FAM6_SKYLAKE_DESKTOP:
case INTEL_FAM6_KABYLAKE_MOBILE:
case INTEL_FAM6_KABYLAKE_DESKTOP:
if (c->x86_cache_bits < 44)
c->x86_cache_bits = 44;
break;
}
}
static void __init l1tf_select_mitigation(void)
{
u64 half_pa;
@ -641,16 +681,13 @@ static void __init l1tf_select_mitigation(void)
if (!boot_cpu_has_bug(X86_BUG_L1TF))
return;
override_cache_bits(&boot_cpu_data);
#if CONFIG_PGTABLE_LEVELS == 2
pr_warn("Kernel not compiled for PAE. No mitigation for L1TF\n");
return;
#endif
/*
* This is extremely unlikely to happen because almost all
* systems have far more MAX_PA/2 than RAM can be fit into
* DIMM slots.
*/
half_pa = (u64)l1tf_pfn_limit() << PAGE_SHIFT;
if (e820_any_mapped(half_pa, ULLONG_MAX - half_pa, E820_RAM)) {
pr_warn("System has more than MAX_PA/2 memory. L1TF mitigation not effective.\n");

2
arch/x86/kernel/cpu/common.c
View file

@ -798,6 +798,8 @@ void get_cpu_cap(struct cpuinfo_x86 *c)
c->x86_phys_bits = 36;
#endif
c->x86_cache_bits = c->x86_phys_bits;
if (c->extended_cpuid_level >= 0x8000000a)
c->x86_capability[CPUID_8000_000A_EDX] = cpuid_edx(0x8000000a);

2
arch/x86/mm/fault.c
View file

@ -273,8 +273,6 @@ static noinline int vmalloc_fault(unsigned long address)
if (!(address >= VMALLOC_START && address < VMALLOC_END))
return -1;
WARN_ON_ONCE(in_nmi());
/*
* Synchronize this task's top level page-table
* with the 'reference' page table.

9
block/blk-cgroup.c
View file

@ -185,7 +185,8 @@ static struct blkcg_gq *blkg_create(struct blkcg *blkcg,
}
wb_congested = wb_congested_get_create(&q->backing_dev_info,
blkcg->css.id, GFP_NOWAIT);
blkcg->css.id,
GFP_NOWAIT | __GFP_NOWARN);
if (!wb_congested) {
ret = -ENOMEM;
goto err_put_css;
@ -193,7 +194,7 @@ static struct blkcg_gq *blkg_create(struct blkcg *blkcg,
/* allocate */
if (!new_blkg) {
new_blkg = blkg_alloc(blkcg, q, GFP_NOWAIT);
new_blkg = blkg_alloc(blkcg, q, GFP_NOWAIT | __GFP_NOWARN);
if (unlikely(!new_blkg)) {
ret = -ENOMEM;
goto err_put_congested;
@ -1022,7 +1023,7 @@ blkcg_css_alloc(struct cgroup_subsys_state *parent_css)
}
spin_lock_init(&blkcg->lock);
INIT_RADIX_TREE(&blkcg->blkg_tree, GFP_NOWAIT);
INIT_RADIX_TREE(&blkcg->blkg_tree, GFP_NOWAIT | __GFP_NOWARN);
INIT_HLIST_HEAD(&blkcg->blkg_list);
#ifdef CONFIG_CGROUP_WRITEBACK
INIT_LIST_HEAD(&blkcg->cgwb_list);
@ -1238,7 +1239,7 @@ pd_prealloc:
if (blkg->pd[pol->plid])
continue;
pd = pol->pd_alloc_fn(GFP_NOWAIT, q->node);
pd = pol->pd_alloc_fn(GFP_NOWAIT | __GFP_NOWARN, q->node);
if (!pd)
swap(pd, pd_prealloc);
if (!pd) {

6
block/cfq-iosched.c
View file

@ -2905,7 +2905,8 @@ static void cfq_arm_slice_timer(struct cfq_data *cfqd)
* for devices that support queuing, otherwise we still have a problem
* with sync vs async workloads.
*/
if (blk_queue_nonrot(cfqd->queue) && cfqd->hw_tag)
if (blk_queue_nonrot(cfqd->queue) && cfqd->hw_tag &&
!cfqd->cfq_group_idle)
return;
WARN_ON(!RB_EMPTY_ROOT(&cfqq->sort_list));
@ -3810,7 +3811,8 @@ cfq_get_queue(struct cfq_data *cfqd, bool is_sync, struct cfq_io_cq *cic,
goto out;
}
cfqq = kmem_cache_alloc_node(cfq_pool, GFP_NOWAIT | __GFP_ZERO,
cfqq = kmem_cache_alloc_node(cfq_pool,
GFP_NOWAIT | __GFP_ZERO | __GFP_NOWARN,
cfqd->queue->node);
if (!cfqq) {
cfqq = &cfqd->oom_cfqq;

13
block/partitions/aix.c
View file

@ -177,7 +177,7 @@ int aix_partition(struct parsed_partitions *state)
u32 vgda_sector = 0;
u32 vgda_len = 0;
int numlvs = 0;
struct pvd *pvd;
struct pvd *pvd = NULL;
struct lv_info {
unsigned short pps_per_lv;
unsigned short pps_found;
@ -231,10 +231,11 @@ int aix_partition(struct parsed_partitions *state)
if (lvip[i].pps_per_lv)
foundlvs += 1;
}
/* pvd loops depend on n[].name and lvip[].pps_per_lv */
pvd = alloc_pvd(state, vgda_sector + 17);
}
put_dev_sector(sect);
}
pvd = alloc_pvd(state, vgda_sector + 17);
if (pvd) {
int numpps = be16_to_cpu(pvd->pp_count);
int psn_part1 = be32_to_cpu(pvd->psn_part1);
@ -281,10 +282,14 @@ int aix_partition(struct parsed_partitions *state)
next_lp_ix += 1;
}
for (i = 0; i < state->limit; i += 1)
if (lvip[i].pps_found && !lvip[i].lv_is_contiguous)
if (lvip[i].pps_found && !lvip[i].lv_is_contiguous) {
char tmp[sizeof(n[i].name) + 1]; // null char
snprintf(tmp, sizeof(tmp), "%s", n[i].name);
pr_warn("partition %s (%u pp's found) is "
"not contiguous\n",
n[i].name, lvip[i].pps_found);
tmp, lvip[i].pps_found);
}
kfree(pvd);
}
kfree(n);

2
drivers/ata/libahci.c
View file

@ -2113,6 +2113,8 @@ static void ahci_set_aggressive_devslp(struct ata_port *ap, bool sleep)
deto = 20;
}
/* Make dito, mdat, deto bits to 0s */
devslp &= ~GENMASK_ULL(24, 2);
devslp |= ((dito << PORT_DEVSLP_DITO_OFFSET) |
(mdat << PORT_DEVSLP_MDAT_OFFSET) |
(deto << PORT_DEVSLP_DETO_OFFSET) |

1
drivers/bluetooth/Kconfig
View file

@ -125,6 +125,7 @@ config BT_HCIUART_LL
config BT_HCIUART_3WIRE
bool "Three-wire UART (H5) protocol support"
depends on BT_HCIUART
depends on BT_HCIUART_SERDEV
help
The HCI Three-wire UART Transport Layer makes it possible to
user the Bluetooth HCI over a serial port interface. The HCI

30
drivers/crypto/vmx/aes_cbc.c
View file

@ -111,24 +111,23 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc,
ret = crypto_blkcipher_encrypt(&fallback_desc, dst, src,
nbytes);
} else {
preempt_disable();
pagefault_disable();
enable_kernel_altivec();
enable_kernel_vsx();
blkcipher_walk_init(&walk, dst, src, nbytes);
ret = blkcipher_walk_virt(desc, &walk);
while ((nbytes = walk.nbytes)) {
preempt_disable();
pagefault_disable();
enable_kernel_vsx();
enable_kernel_altivec();
aes_p8_cbc_encrypt(walk.src.virt.addr,
walk.dst.virt.addr,
nbytes & AES_BLOCK_MASK,
&ctx->enc_key, walk.iv, 1);
pagefault_enable();
preempt_enable();
nbytes &= AES_BLOCK_SIZE - 1;
ret = blkcipher_walk_done(desc, &walk, nbytes);
}
pagefault_enable();
preempt_enable();
}
return ret;
@ -152,24 +151,23 @@ static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc,
ret = crypto_blkcipher_decrypt(&fallback_desc, dst, src,
nbytes);
} else {
preempt_disable();
pagefault_disable();
enable_kernel_altivec();
enable_kernel_vsx();
blkcipher_walk_init(&walk, dst, src, nbytes);
ret = blkcipher_walk_virt(desc, &walk);
while ((nbytes = walk.nbytes)) {
preempt_disable();
pagefault_disable();
enable_kernel_vsx();
enable_kernel_altivec();
aes_p8_cbc_encrypt(walk.src.virt.addr,
walk.dst.virt.addr,
nbytes & AES_BLOCK_MASK,
&ctx->dec_key, walk.iv, 0);
pagefault_enable();
preempt_enable();
nbytes &= AES_BLOCK_SIZE - 1;
ret = blkcipher_walk_done(desc, &walk, nbytes);
}
pagefault_enable();
preempt_enable();
}
return ret;

3
drivers/gpio/gpio-ml-ioh.c
View file

@ -495,9 +495,10 @@ err_irq_alloc_descs:
chip = chip_save;
err_gpiochip_add:
chip = chip_save;
while (--i >= 0) {
chip--;
gpiochip_remove(&chip->gpio);
chip++;
}
kfree(chip_save);

2
drivers/gpio/gpio-tegra.c
View file

@ -591,4 +591,4 @@ static int __init tegra_gpio_init(void)
{
return platform_driver_register(&tegra_gpio_driver);
}
postcore_initcall(tegra_gpio_init);
subsys_initcall(tegra_gpio_init);

7
drivers/i2c/busses/i2c-i801.c
View file

@ -128,6 +128,7 @@
#define SBREG_BAR 0x10
#define SBREG_SMBCTRL 0xc6000c
#define SBREG_SMBCTRL_DNV 0xcf000c
/* Host status bits for SMBPCISTS */
#define SMBPCISTS_INTS 0x08
@ -1251,7 +1252,11 @@ static void i801_add_tco(struct i801_priv *priv)
spin_unlock(&p2sb_spinlock);
res = &tco_res[ICH_RES_MEM_OFF];
res->start = (resource_size_t)base64_addr + SBREG_SMBCTRL;
if (pci_dev->device == PCI_DEVICE_ID_INTEL_DNV_SMBUS)
res->start = (resource_size_t)base64_addr + SBREG_SMBCTRL_DNV;
else
res->start = (resource_size_t)base64_addr + SBREG_SMBCTRL;
res->end = res->start + 3;
res->flags = IORESOURCE_MEM;

4
drivers/i2c/busses/i2c-xiic.c
View file

@ -533,6 +533,7 @@ static void xiic_start_recv(struct xiic_i2c *i2c)
{
u8 rx_watermark;
struct i2c_msg *msg = i2c->rx_msg = i2c->tx_msg;
unsigned long flags;
/* Clear and enable Rx full interrupt. */
xiic_irq_clr_en(i2c, XIIC_INTR_RX_FULL_MASK | XIIC_INTR_TX_ERROR_MASK);
@ -548,6 +549,7 @@ static void xiic_start_recv(struct xiic_i2c *i2c)
rx_watermark = IIC_RX_FIFO_DEPTH;
xiic_setreg8(i2c, XIIC_RFD_REG_OFFSET, rx_watermark - 1);
local_irq_save(flags);
if (!(msg->flags & I2C_M_NOSTART))
/* write the address */
xiic_setreg16(i2c, XIIC_DTR_REG_OFFSET,
@ -558,6 +560,8 @@ static void xiic_start_recv(struct xiic_i2c *i2c)
xiic_setreg16(i2c, XIIC_DTR_REG_OFFSET,
msg->len | ((i2c->nmsgs == 1) ? XIIC_TX_DYN_STOP_MASK : 0));
local_irq_restore(flags);
if (i2c->nmsgs == 1)
/* very last, enable bus not busy as well */
xiic_irq_clr_en(i2c, XIIC_INTR_BNB_MASK);

13
drivers/infiniband/core/cma.c
View file

@ -1280,9 +1280,16 @@ static bool cma_match_net_dev(const struct rdma_cm_id *id,
(addr->src_addr.ss_family == AF_IB ||
cma_protocol_roce_dev_port(id->device, port_num));
return !addr->dev_addr.bound_dev_if ||
(net_eq(dev_net(net_dev), addr->dev_addr.net) &&
addr->dev_addr.bound_dev_if == net_dev->ifindex);
/*
* Net namespaces must match, and if the listner is listening
* on a specific netdevice than netdevice must match as well.
*/
if (net_eq(dev_net(net_dev), addr->dev_addr.net) &&
(!!addr->dev_addr.bound_dev_if ==
(addr->dev_addr.bound_dev_if == net_dev->ifindex)))
return true;
else
return false;
}
static struct rdma_id_private *cma_find_listener(

7
drivers/input/touchscreen/atmel_mxt_ts.c
View file

@ -1593,10 +1593,11 @@ static int mxt_get_object_table(struct mxt_data *data)
break;
case MXT_TOUCH_MULTI_T9:
data->multitouch = MXT_TOUCH_MULTI_T9;
/* Only handle messages from first T9 instance */
data->T9_reportid_min = min_id;
data->T9_reportid_max = max_id;
data->num_touchids = object->num_report_ids
* mxt_obj_instances(object);
data->T9_reportid_max = min_id +
object->num_report_ids - 1;
data->num_touchids = object->num_report_ids;
break;
case MXT_SPT_MESSAGECOUNT_T44:
data->T44_address = object->start_address;

9
drivers/iommu/ipmmu-vmsa.c
View file

@ -44,7 +44,7 @@ struct ipmmu_vmsa_domain {
struct io_pgtable_ops *iop;
unsigned int context_id;
spinlock_t lock; /* Protects mappings */
struct mutex mutex; /* Protects mappings */
};
struct ipmmu_vmsa_archdata {
@ -464,7 +464,7 @@ static struct iommu_domain *ipmmu_domain_alloc(unsigned type)
if (!domain)
return NULL;
spin_lock_init(&domain->lock);
mutex_init(&domain->mutex);
return &domain->io_domain;
}
@ -488,7 +488,6 @@ static int ipmmu_attach_device(struct iommu_domain *io_domain,
struct ipmmu_vmsa_archdata *archdata = dev->archdata.iommu;
struct ipmmu_vmsa_device *mmu = archdata->mmu;
struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain);
unsigned long flags;
unsigned int i;
int ret = 0;
@ -497,7 +496,7 @@ static int ipmmu_attach_device(struct iommu_domain *io_domain,
return -ENXIO;
}
spin_lock_irqsave(&domain->lock, flags);
mutex_lock(&domain->mutex);
if (!domain->mmu) {
/* The domain hasn't been used yet, initialize it. */
@ -513,7 +512,7 @@ static int ipmmu_attach_device(struct iommu_domain *io_domain,
ret = -EINVAL;
}
spin_unlock_irqrestore(&domain->lock, flags);
mutex_unlock(&domain->mutex);
if (ret < 0)
return ret;

4
drivers/irqchip/irq-bcm7038-l1.c
View file

@ -216,6 +216,7 @@ static int bcm7038_l1_set_affinity(struct irq_data *d,
return 0;
}
#ifdef CONFIG_SMP
static void bcm7038_l1_cpu_offline(struct irq_data *d)
{
struct cpumask *mask = irq_data_get_affinity_mask(d);
@ -240,6 +241,7 @@ static void bcm7038_l1_cpu_offline(struct irq_data *d)
}
irq_set_affinity_locked(d, &new_affinity, false);
}
#endif
static int __init bcm7038_l1_init_one(struct device_node *dn,
unsigned int idx,
@ -292,7 +294,9 @@ static struct irq_chip bcm7038_l1_irq_chip = {
.irq_mask = bcm7038_l1_mask,
.irq_unmask = bcm7038_l1_unmask,
.irq_set_affinity = bcm7038_l1_set_affinity,
#ifdef CONFIG_SMP
.irq_cpu_offline = bcm7038_l1_cpu_offline,
#endif
};
static int bcm7038_l1_map(struct irq_domain *d, unsigned int virq,

34
drivers/irqchip/irq-gic-v3-its.c
View file

@ -67,7 +67,10 @@ struct its_node {
unsigned long phys_base;
struct its_cmd_block *cmd_base;
struct its_cmd_block *cmd_write;
void *tables[GITS_BASER_NR_REGS];
struct {
void *base;
u32 order;
} tables[GITS_BASER_NR_REGS];
struct its_collection *collections;
struct list_head its_device_list;
u64 flags;
@ -77,6 +80,9 @@ struct its_node {
#define ITS_ITT_ALIGN SZ_256
/* Convert page order to size in bytes */
#define PAGE_ORDER_TO_SIZE(o) (PAGE_SIZE << (o))
struct event_lpi_map {
unsigned long *lpi_map;
u16 *col_map;
@ -816,9 +822,10 @@ static void its_free_tables(struct its_node *its)
int i;
for (i = 0; i < GITS_BASER_NR_REGS; i++) {
if (its->tables[i]) {
free_page((unsigned long)its->tables[i]);
its->tables[i] = NULL;
if (its->tables[i].base) {
free_pages((unsigned long)its->tables[i].base,
its->tables[i].order);
its->tables[i].base = NULL;
}
}
}
@ -851,7 +858,6 @@ static int its_alloc_tables(const char *node_name, struct its_node *its)
u64 type = GITS_BASER_TYPE(val);
u64 entry_size = GITS_BASER_ENTRY_SIZE(val);
int order = get_order(psz);
int alloc_size;
int alloc_pages;
u64 tmp;
void *base;
@ -883,8 +889,8 @@ static int its_alloc_tables(const char *node_name, struct its_node *its)
}
}
alloc_size = (1 << order) * PAGE_SIZE;
alloc_pages = (alloc_size / psz);
retry_alloc_baser:
alloc_pages = (PAGE_ORDER_TO_SIZE(order) / psz);
if (alloc_pages > GITS_BASER_PAGES_MAX) {
alloc_pages = GITS_BASER_PAGES_MAX;
order = get_order(GITS_BASER_PAGES_MAX * psz);
@ -898,7 +904,8 @@ static int its_alloc_tables(const char *node_name, struct its_node *its)
goto out_free;
}
its->tables[i] = base;
its->tables[i].base = base;
its->tables[i].order = order;
retry_baser:
val = (virt_to_phys(base) |
@ -936,7 +943,7 @@ retry_baser:
shr = tmp & GITS_BASER_SHAREABILITY_MASK;
if (!shr) {
cache = GITS_BASER_nC;
__flush_dcache_area(base, alloc_size);
__flush_dcache_area(base, PAGE_ORDER_TO_SIZE(order));
}
goto retry_baser;
}
@ -947,13 +954,16 @@ retry_baser:
* size and retry. If we reach 4K, then
* something is horribly wrong...
*/
free_pages((unsigned long)base, order);
its->tables[i].base = NULL;
switch (psz) {
case SZ_16K:
psz = SZ_4K;
goto retry_baser;
goto retry_alloc_baser;
case SZ_64K:
psz = SZ_16K;
goto retry_baser;
goto retry_alloc_baser;
}
}
@ -966,7 +976,7 @@ retry_baser:
}
pr_info("ITS: allocated %d %s @%lx (psz %dK, shr %d)\n",
(int)(alloc_size / entry_size),
(int)(PAGE_ORDER_TO_SIZE(order) / entry_size),
its_base_type_string[type],
(unsigned long)virt_to_phys(base),
psz / SZ_1K, (int)shr >> GITS_BASER_SHAREABILITY_SHIFT);

2
drivers/irqchip/irq-gic.c
View file

@ -336,7 +336,7 @@ static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs)
irqstat = readl_relaxed(cpu_base + GIC_CPU_INTACK);
irqnr = irqstat & GICC_IAR_INT_ID_MASK;
if (likely(irqnr > 15 && irqnr < 1021)) {
if (likely(irqnr > 15 && irqnr < 1020)) {
if (static_key_true(&supports_deactivate))
writel_relaxed(irqstat, cpu_base + GIC_CPU_EOI);
handle_domain_irq(gic->domain, irqnr, regs);

9
drivers/macintosh/via-pmu.c
View file

@ -530,8 +530,9 @@ init_pmu(void)
int timeout;
struct adb_request req;
out_8(&via[B], via[B] | TREQ); /* negate TREQ */
out_8(&via[DIRB], (via[DIRB] | TREQ) & ~TACK); /* TACK in, TREQ out */
/* Negate TREQ. Set TACK to input and TREQ to output. */
out_8(&via[B], in_8(&via[B]) | TREQ);
out_8(&via[DIRB], (in_8(&via[DIRB]) | TREQ) & ~TACK);
pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, pmu_intr_mask);
timeout = 100000;
@ -1453,8 +1454,8 @@ pmu_sr_intr(void)
struct adb_request *req;
int bite = 0;
if (via[B] & TREQ) {
printk(KERN_ERR "PMU: spurious SR intr (%x)\n", via[B]);
if (in_8(&via[B]) & TREQ) {
printk(KERN_ERR "PMU: spurious SR intr (%x)\n", in_8(&via[B]));
out_8(&via[IFR], SR_INT);
return NULL;
}

2
drivers/md/dm-kcopyd.c
View file

@ -454,6 +454,8 @@ static int run_complete_job(struct kcopyd_job *job)
if (atomic_dec_and_test(&kc->nr_jobs))
wake_up(&kc->destroyq);
cond_resched();
return 0;
}

6
drivers/md/raid5.c
View file

@ -4190,6 +4190,12 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s)
s->failed++;
if (rdev && !test_bit(Faulty, &rdev->flags))
do_recovery = 1;
else if (!rdev) {
rdev = rcu_dereference(
conf->disks[i].replacement);
if (rdev && !test_bit(Faulty, &rdev->flags))
do_recovery = 1;
}
}
}
if (test_bit(STRIPE_SYNCING, &sh->state)) {

1
drivers/mfd/sm501.c
View file

@ -714,6 +714,7 @@ sm501_create_subdev(struct sm501_devdata *sm, char *name,
smdev->pdev.name = name;
smdev->pdev.id = sm->pdev_id;
smdev->pdev.dev.parent = sm->dev;
smdev->pdev.dev.coherent_dma_mask = 0xffffffff;
if (res_count) {
smdev->pdev.resource = (struct resource *)(smdev+1);

3
drivers/mfd/ti_am335x_tscadc.c
View file

@ -224,14 +224,13 @@ static int ti_tscadc_probe(struct platform_device *pdev)
* The TSC_ADC_SS controller design assumes the OCP clock is
* at least 6x faster than the ADC clock.
*/
clk = clk_get(&pdev->dev, "adc_tsc_fck");
clk = devm_clk_get(&pdev->dev, "adc_tsc_fck");
if (IS_ERR(clk)) {
dev_err(&pdev->dev, "failed to get TSC fck\n");
err = PTR_ERR(clk);
goto err_disable_clk;
}
clock_rate = clk_get_rate(clk);
clk_put(clk);
tscadc->clk_div = clock_rate / ADC_CLK;
/* TSCADC_CLKDIV needs to be configured to the value minus 1 */

5
drivers/misc/mei/pci-me.c
View file

@ -230,8 +230,11 @@ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!pci_dev_run_wake(pdev))
mei_me_set_pm_domain(dev);
if (mei_pg_is_enabled(dev))
if (mei_pg_is_enabled(dev)) {
pm_runtime_put_noidle(&pdev->dev);
if (hw->d0i3_supported)
pm_runtime_allow(&pdev->dev);
}
dev_dbg(&pdev->dev, "initialization successful.\n");

20
drivers/misc/mic/scif/scif_api.c
View file

@ -370,11 +370,10 @@ int scif_bind(scif_epd_t epd, u16 pn)
goto scif_bind_exit;
}
} else {
pn = scif_get_new_port();
if (!pn) {
ret = -ENOSPC;
ret = scif_get_new_port();
if (ret < 0)
goto scif_bind_exit;
}
pn = ret;
}
ep->state = SCIFEP_BOUND;
@ -648,13 +647,12 @@ int __scif_connect(scif_epd_t epd, struct scif_port_id *dst, bool non_block)
err = -EISCONN;
break;
case SCIFEP_UNBOUND:
ep->port.port = scif_get_new_port();
if (!ep->port.port) {
err = -ENOSPC;
} else {
ep->port.node = scif_info.nodeid;
ep->conn_async_state = ASYNC_CONN_IDLE;
}
err = scif_get_new_port();
if (err < 0)
break;
ep->port.port = err;
ep->port.node = scif_info.nodeid;
ep->conn_async_state = ASYNC_CONN_IDLE;
/* Fall through */
case SCIFEP_BOUND:
/*

4
drivers/misc/ti-st/st_kim.c
View file

@ -757,14 +757,14 @@ static int kim_probe(struct platform_device *pdev)
err = gpio_request(kim_gdata->nshutdown, "kim");
if (unlikely(err)) {
pr_err(" gpio %d request failed ", kim_gdata->nshutdown);
return err;
goto err_sysfs_group;
}
/* Configure nShutdown GPIO as output=0 */
err = gpio_direction_output(kim_gdata->nshutdown, 0);
if (unlikely(err)) {
pr_err(" unable to configure gpio %d", kim_gdata->nshutdown);
return err;
goto err_sysfs_group;
}
/* get reference of pdev for request_firmware
*/

1
drivers/misc/vmw_balloon.c
View file

@ -45,6 +45,7 @@
#include <linux/seq_file.h>
#include <linux/vmw_vmci_defs.h>
#include <linux/vmw_vmci_api.h>
#include <linux/io.h>
#include <asm/hypervisor.h>
MODULE_AUTHOR("VMware, Inc.");

8
drivers/mtd/ubi/wl.c
View file

@ -1597,8 +1597,10 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
cond_resched();
e = kmem_cache_alloc(ubi_wl_entry_slab, GFP_KERNEL);
if (!e)
if (!e) {
err = -ENOMEM;
goto out_free;
}
e->pnum = aeb->pnum;
e->ec = aeb->ec;
@ -1617,8 +1619,10 @@ int ubi_wl_init(struct ubi_device *ubi, struct ubi_attach_info *ai)
cond_resched();
e = kmem_cache_alloc(ubi_wl_entry_slab, GFP_KERNEL);
if (!e)
if (!e) {
err = -ENOMEM;
goto out_free;
}
e->pnum = aeb->pnum;
e->ec = aeb->ec;

3
drivers/net/ethernet/broadcom/genet/bcmgenet.h
View file

@ -185,6 +185,9 @@ struct bcmgenet_mib_counters {
#define UMAC_MAC1 0x010
#define UMAC_MAX_FRAME_LEN 0x014
#define UMAC_MODE 0x44
#define MODE_LINK_STATUS (1 << 5)
#define UMAC_EEE_CTRL 0x064
#define EN_LPI_RX_PAUSE (1 << 0)
#define EN_LPI_TX_PFC (1 << 1)

10
drivers/net/ethernet/broadcom/genet/bcmmii.c
View file

@ -167,8 +167,14 @@ void bcmgenet_mii_setup(struct net_device *dev)
static int bcmgenet_fixed_phy_link_update(struct net_device *dev,
struct fixed_phy_status *status)
{
if (dev && dev->phydev && status)
status->link = dev->phydev->link;
struct bcmgenet_priv *priv;
u32 reg;
if (dev && dev->phydev && status) {
priv = netdev_priv(dev);
reg = bcmgenet_umac_readl(priv, UMAC_MODE);
status->link = !!(reg & MODE_LINK_STATUS);
}
return 0;
}

2
drivers/net/ethernet/cisco/enic/enic_main.c
View file

@ -2683,7 +2683,6 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
enic->port_mtu = enic->config.mtu;
(void)enic_change_mtu(netdev, enic->port_mtu);
err = enic_set_mac_addr(netdev, enic->mac_addr);
if (err) {
@ -2732,6 +2731,7 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->features |= NETIF_F_HIGHDMA;
netdev->priv_flags |= IFF_UNICAST_FLT;
netdev->mtu = enic->port_mtu;
err = register_netdev(netdev);
if (err) {

1
drivers/net/ethernet/marvell/mvneta.c
View file

@ -2569,7 +2569,6 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu)
}
mvneta_start_dev(pp);
mvneta_port_up(pp);
netdev_update_features(dev);

23
drivers/net/ethernet/qlogic/qlge/qlge_main.c
View file

@ -2388,26 +2388,20 @@ static int qlge_update_hw_vlan_features(struct net_device *ndev,
return status;
}
static netdev_features_t qlge_fix_features(struct net_device *ndev,
netdev_features_t features)
{
int err;
/* Update the behavior of vlan accel in the adapter */
err = qlge_update_hw_vlan_features(ndev, features);
if (err)
return err;
return features;
}
static int qlge_set_features(struct net_device *ndev,
netdev_features_t features)
{
netdev_features_t changed = ndev->features ^ features;
int err;
if (changed & NETIF_F_HW_VLAN_CTAG_RX) {
/* Update the behavior of vlan accel in the adapter */
err = qlge_update_hw_vlan_features(ndev, features);
if (err)
return err;
if (changed & NETIF_F_HW_VLAN_CTAG_RX)
qlge_vlan_mode(ndev, features);
}
return 0;
}
@ -4720,7 +4714,6 @@ static const struct net_device_ops qlge_netdev_ops = {
.ndo_set_mac_address = qlge_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_tx_timeout = qlge_tx_timeout,
.ndo_fix_features = qlge_fix_features,
.ndo_set_features = qlge_set_features,
.ndo_vlan_rx_add_vid = qlge_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid,

14
drivers/net/ethernet/ti/cpsw.c
View file

@ -371,7 +371,6 @@ struct cpsw_priv {
spinlock_t lock;
struct platform_device *pdev;
struct net_device *ndev;
struct device_node *phy_node;
struct napi_struct napi_rx;
struct napi_struct napi_tx;
struct device *dev;
@ -1165,8 +1164,8 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv)
cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
1 << slave_port, 0, 0, ALE_MCAST_FWD_2);
if (priv->phy_node)
slave->phy = of_phy_connect(priv->ndev, priv->phy_node,
if (slave->data->phy_node)
slave->phy = of_phy_connect(priv->ndev, slave->data->phy_node,
&cpsw_adjust_link, 0, slave->data->phy_if);
else
slave->phy = phy_connect(priv->ndev, slave->data->phy_id,
@ -1957,12 +1956,11 @@ static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_priv *priv,
slave->port_vlan = data->dual_emac_res_vlan;
}
static int cpsw_probe_dt(struct cpsw_priv *priv,
static int cpsw_probe_dt(struct cpsw_platform_data *data,
struct platform_device *pdev)
{
struct device_node *node = pdev->dev.of_node;
struct device_node *slave_node;
struct cpsw_platform_data *data = &priv->data;
int i = 0, ret;
u32 prop;
@ -2050,7 +2048,8 @@ static int cpsw_probe_dt(struct cpsw_priv *priv,
if (strcmp(slave_node->name, "slave"))
continue;
priv->phy_node = of_parse_phandle(slave_node, "phy-handle", 0);
slave_data->phy_node = of_parse_phandle(slave_node,
"phy-handle", 0);
parp = of_get_property(slave_node, "phy_id", &lenp);
if (of_phy_is_fixed_link(slave_node)) {
struct device_node *phy_node;
@ -2087,6 +2086,7 @@ static int cpsw_probe_dt(struct cpsw_priv *priv,
}
snprintf(slave_data->phy_id, sizeof(slave_data->phy_id),
PHY_ID_FMT, mdio->name, phyid);
put_device(&mdio->dev);
} else {
dev_err(&pdev->dev, "No slave[%d] phy_id or fixed-link property\n", i);
goto no_phy_slave;
@ -2291,7 +2291,7 @@ static int cpsw_probe(struct platform_device *pdev)
/* Select default pin state */
pinctrl_pm_select_default_state(&pdev->dev);
if (cpsw_probe_dt(priv, pdev)) {
if (cpsw_probe_dt(&priv->data, pdev)) {
dev_err(&pdev->dev, "cpsw: platform data missing\n");
ret = -ENODEV;
goto clean_runtime_disable_ret;

1
drivers/net/ethernet/ti/cpsw.h
View file

@ -18,6 +18,7 @@
#include <linux/phy.h>
struct cpsw_slave_data {
struct device_node *phy_node;
char phy_id[MII_BUS_ID_SIZE];
int phy_if;
u8 mac_addr[ETH_ALEN];

1
drivers/net/ethernet/ti/davinci_emac.c
View file

@ -2108,6 +2108,7 @@ static int davinci_emac_remove(struct platform_device *pdev)
cpdma_ctlr_destroy(priv->dma);
unregister_netdev(ndev);
of_node_put(priv->phy_node);
free_netdev(ndev);
return 0;

7
drivers/net/wireless/ath/ath10k/mac.c
View file

@ -2901,6 +2901,13 @@ static int ath10k_update_channel_list(struct ath10k *ar)
passive = channel->flags & IEEE80211_CHAN_NO_IR;
ch->passive = passive;
/* the firmware is ignoring the "radar" flag of the
* channel and is scanning actively using Probe Requests
* on "Radar detection"/DFS channels which are not
* marked as "available"
*/
ch->passive |= ch->chan_radar;
ch->freq = channel->center_freq;
ch->band_center_freq1 = channel->center_freq;
ch->min_power = 0;

5
drivers/net/wireless/ath/ath10k/wmi-tlv.c
View file

@ -1424,6 +1424,11 @@ static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar)
cfg->keep_alive_pattern_size = __cpu_to_le32(0);
cfg->max_tdls_concurrent_sleep_sta = __cpu_to_le32(1);
cfg->max_tdls_concurrent_buffer_sta = __cpu_to_le32(1);
cfg->wmi_send_separate = __cpu_to_le32(0);
cfg->num_ocb_vdevs = __cpu_to_le32(0);
cfg->num_ocb_channels = __cpu_to_le32(0);
cfg->num_ocb_schedules = __cpu_to_le32(0);
cfg->host_capab = __cpu_to_le32(0);
ath10k_wmi_put_host_mem_chunks(ar, chunks);

5
drivers/net/wireless/ath/ath10k/wmi-tlv.h
View file

@ -1209,6 +1209,11 @@ struct wmi_tlv_resource_config {
__le32 keep_alive_pattern_size;
__le32 max_tdls_concurrent_sleep_sta;
__le32 max_tdls_concurrent_buffer_sta;
__le32 wmi_send_separate;
__le32 num_ocb_vdevs;
__le32 num_ocb_channels;
__le32 num_ocb_schedules;
__le32 host_capab;
} __packed;
struct wmi_tlv_init_cmd {

2
drivers/pci/host/pci-mvebu.c
View file

@ -1235,7 +1235,7 @@ static int mvebu_pcie_probe(struct platform_device *pdev)
pcie->realio.start = PCIBIOS_MIN_IO;
pcie->realio.end = min_t(resource_size_t,
IO_SPACE_LIMIT,
resource_size(&pcie->io));
resource_size(&pcie->io) - 1);
} else
pcie->realio = pcie->io;

1
drivers/platform/x86/asus-nb-wmi.c
View file

@ -392,6 +392,7 @@ static const struct key_entry asus_nb_wmi_keymap[] = {
{ KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
{ KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
{ KE_IGNORE, 0xC6, }, /* Ambient Light Sensor notification */
{ KE_KEY, 0xFA, { KEY_PROG2 } }, /* Lid flip action */
{ KE_END, 0},
};

7
drivers/s390/block/dasd_eckd.c
View file

@ -2101,8 +2101,11 @@ static int dasd_eckd_basic_to_ready(struct dasd_device *device)
static int dasd_eckd_online_to_ready(struct dasd_device *device)
{
cancel_work_sync(&device->reload_device);
cancel_work_sync(&device->kick_validate);
if (cancel_work_sync(&device->reload_device))
dasd_put_device(device);
if (cancel_work_sync(&device->kick_validate))
dasd_put_device(device);
return 0;
};

6
drivers/scsi/3w-9xxx.c
View file

@ -2045,6 +2045,7 @@ static int twa_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
if (twa_initialize_device_extension(tw_dev)) {
TW_PRINTK(tw_dev->host, TW_DRIVER, 0x25, "Failed to initialize device extension");
retval = -ENOMEM;
goto out_free_device_extension;
}
@ -2067,6 +2068,7 @@ static int twa_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
tw_dev->base_addr = ioremap(mem_addr, mem_len);
if (!tw_dev->base_addr) {
TW_PRINTK(tw_dev->host, TW_DRIVER, 0x35, "Failed to ioremap");
retval = -ENOMEM;
goto out_release_mem_region;
}
@ -2074,8 +2076,10 @@ static int twa_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
TW_DISABLE_INTERRUPTS(tw_dev);
/* Initialize the card */
if (twa_reset_sequence(tw_dev, 0))
if (twa_reset_sequence(tw_dev, 0)) {
retval = -ENOMEM;
goto out_iounmap;
}
/* Set host specific parameters */
if ((pdev->device == PCI_DEVICE_ID_3WARE_9650SE) ||

3
drivers/scsi/3w-sas.c
View file

@ -1600,6 +1600,7 @@ static int twl_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
if (twl_initialize_device_extension(tw_dev)) {
TW_PRINTK(tw_dev->host, TW_DRIVER, 0x1a, "Failed to initialize device extension");
retval = -ENOMEM;
goto out_free_device_extension;
}
@ -1614,6 +1615,7 @@ static int twl_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
tw_dev->base_addr = pci_iomap(pdev, 1, 0);
if (!tw_dev->base_addr) {
TW_PRINTK(tw_dev->host, TW_DRIVER, 0x1c, "Failed to ioremap");
retval = -ENOMEM;
goto out_release_mem_region;
}
@ -1623,6 +1625,7 @@ static int twl_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
/* Initialize the card */
if (twl_reset_sequence(tw_dev, 0)) {
TW_PRINTK(tw_dev->host, TW_DRIVER, 0x1d, "Controller reset failed during probe");
retval = -ENOMEM;
goto out_iounmap;
}

2
drivers/scsi/3w-xxxx.c
View file

@ -2278,6 +2278,7 @@ static int tw_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
if (tw_initialize_device_extension(tw_dev)) {
printk(KERN_WARNING "3w-xxxx: Failed to initialize device extension.");
retval = -ENOMEM;
goto out_free_device_extension;
}
@ -2292,6 +2293,7 @@ static int tw_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id)
tw_dev->base_addr = pci_resource_start(pdev, 0);
if (!tw_dev->base_addr) {
printk(KERN_WARNING "3w-xxxx: Failed to get io address.");
retval = -ENOMEM;
goto out_release_mem_region;
}

4
drivers/scsi/aic94xx/aic94xx_init.c
View file

@ -1031,8 +1031,10 @@ static int __init aic94xx_init(void)
aic94xx_transport_template =
sas_domain_attach_transport(&aic94xx_transport_functions);
if (!aic94xx_transport_template)
if (!aic94xx_transport_template) {
err = -ENOMEM;
goto out_destroy_caches;
}
err = pci_register_driver(&aic94xx_pci_driver);
if (err)

60
drivers/staging/android/ion/ion.c
View file

@ -449,18 +449,6 @@ static struct ion_handle *ion_handle_get_by_id_nolock(struct ion_client *client,
return ERR_PTR(-EINVAL);
}
struct ion_handle *ion_handle_get_by_id(struct ion_client *client,
int id)
{
struct ion_handle *handle;
mutex_lock(&client->lock);
handle = ion_handle_get_by_id_nolock(client, id);
mutex_unlock(&client->lock);
return handle;
}
static bool ion_handle_validate(struct ion_client *client,
struct ion_handle *handle)
{
@ -1138,24 +1126,28 @@ static struct dma_buf_ops dma_buf_ops = {
.kunmap = ion_dma_buf_kunmap,
};
struct dma_buf *ion_share_dma_buf(struct ion_client *client,
struct ion_handle *handle)
static struct dma_buf *__ion_share_dma_buf(struct ion_client *client,
struct ion_handle *handle,
bool lock_client)
{
DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
struct ion_buffer *buffer;
struct dma_buf *dmabuf;
bool valid_handle;
mutex_lock(&client->lock);
if (lock_client)
mutex_lock(&client->lock);
valid_handle = ion_handle_validate(client, handle);
if (!valid_handle) {
WARN(1, "%s: invalid handle passed to share.\n", __func__);
mutex_unlock(&client->lock);
if (lock_client)
mutex_unlock(&client->lock);
return ERR_PTR(-EINVAL);
}
buffer = handle->buffer;
ion_buffer_get(buffer);
mutex_unlock(&client->lock);
if (lock_client)
mutex_unlock(&client->lock);
exp_info.ops = &dma_buf_ops;
exp_info.size = buffer->size;
@ -1170,14 +1162,21 @@ struct dma_buf *ion_share_dma_buf(struct ion_client *client,
return dmabuf;
}
struct dma_buf *ion_share_dma_buf(struct ion_client *client,
struct ion_handle *handle)
{
return __ion_share_dma_buf(client, handle, true);
}
EXPORT_SYMBOL(ion_share_dma_buf);
int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
static int __ion_share_dma_buf_fd(struct ion_client *client,
struct ion_handle *handle, bool lock_client)
{
struct dma_buf *dmabuf;
int fd;
dmabuf = ion_share_dma_buf(client, handle);
dmabuf = __ion_share_dma_buf(client, handle, lock_client);
if (IS_ERR(dmabuf))
return PTR_ERR(dmabuf);
@ -1187,8 +1186,19 @@ int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
return fd;
}
int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
{
return __ion_share_dma_buf_fd(client, handle, true);
}
EXPORT_SYMBOL(ion_share_dma_buf_fd);
static int ion_share_dma_buf_fd_nolock(struct ion_client *client,
struct ion_handle *handle)
{
return __ion_share_dma_buf_fd(client, handle, false);
}
struct ion_handle *ion_import_dma_buf(struct ion_client *client, int fd)
{
struct dma_buf *dmabuf;
@ -1335,11 +1345,15 @@ static long ion_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct ion_handle *handle;
handle = ion_handle_get_by_id(client, data.handle.handle);
if (IS_ERR(handle))
mutex_lock(&client->lock);
handle = ion_handle_get_by_id_nolock(client, data.handle.handle);
if (IS_ERR(handle)) {
mutex_unlock(&client->lock);
return PTR_ERR(handle);
data.fd.fd = ion_share_dma_buf_fd(client, handle);
ion_handle_put(handle);
}
data.fd.fd = ion_share_dma_buf_fd_nolock(client, handle);
ion_handle_put_nolock(handle);
mutex_unlock(&client->lock);
if (data.fd.fd < 0)
ret = data.fd.fd;
break;

3
drivers/staging/comedi/drivers/ni_mio_common.c
View file

@ -5275,11 +5275,11 @@ static int ni_E_init(struct comedi_device *dev,
/* Digital I/O (PFI) subdevice */
s = &dev->subdevices[NI_PFI_DIO_SUBDEV];
s->type = COMEDI_SUBD_DIO;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
s->maxdata = 1;
if (devpriv->is_m_series) {
s->n_chan = 16;
s->insn_bits = ni_pfi_insn_bits;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
ni_writew(dev, s->state, NI_M_PFI_DO_REG);
for (i = 0; i < NUM_PFI_OUTPUT_SELECT_REGS; ++i) {
@ -5288,6 +5288,7 @@ static int ni_E_init(struct comedi_device *dev,
}
} else {
s->n_chan = 10;
s->subdev_flags = SDF_INTERNAL;
}
s->insn_config = ni_pfi_insn_config;

2
drivers/staging/rts5208/rtsx_scsi.c
View file

@ -536,7 +536,7 @@ static int inquiry(struct scsi_cmnd *srb, struct rtsx_chip *chip)
if (sendbytes > 8) {
memcpy(buf, inquiry_buf, 8);
memcpy(buf + 8, inquiry_string, sendbytes - 8);
strncpy(buf + 8, inquiry_string, sendbytes - 8);
if (pro_formatter_flag) {
/* Additional Length */
buf[4] = 0x33;

2
drivers/staging/rts5208/xd.c
View file

@ -1252,7 +1252,7 @@ static int xd_copy_page(struct rtsx_chip *chip, u32 old_blk, u32 new_blk,
reg = 0;
rtsx_read_register(chip, XD_CTL, &reg);
if (reg & (XD_ECC1_ERROR | XD_ECC2_ERROR)) {
wait_timeout(100);
mdelay(100);
if (detect_card_cd(chip,
XD_CARD) != STATUS_SUCCESS) {

5
drivers/target/target_core_transport.c
View file

@ -306,6 +306,7 @@ void __transport_register_session(
{
const struct target_core_fabric_ops *tfo = se_tpg->se_tpg_tfo;
unsigned char buf[PR_REG_ISID_LEN];
unsigned long flags;
se_sess->se_tpg = se_tpg;
se_sess->fabric_sess_ptr = fabric_sess_ptr;
@ -342,7 +343,7 @@ void __transport_register_session(
se_sess->sess_bin_isid = get_unaligned_be64(&buf[0]);
}
spin_lock_irq(&se_nacl->nacl_sess_lock);
spin_lock_irqsave(&se_nacl->nacl_sess_lock, flags);
/*
* The se_nacl->nacl_sess pointer will be set to the
* last active I_T Nexus for each struct se_node_acl.
@ -351,7 +352,7 @@ void __transport_register_session(
list_add_tail(&se_sess->sess_acl_list,
&se_nacl->acl_sess_list);
spin_unlock_irq(&se_nacl->nacl_sess_lock);
spin_unlock_irqrestore(&se_nacl->nacl_sess_lock, flags);
}
list_add_tail(&se_sess->sess_list, &se_tpg->tpg_sess_list);

2
drivers/tty/rocket.c
View file

@ -1915,7 +1915,7 @@ static __init int register_PCI(int i, struct pci_dev *dev)
ByteIO_t UPCIRingInd = 0;
if (!dev || !pci_match_id(rocket_pci_ids, dev) ||
pci_enable_device(dev))
pci_enable_device(dev) || i >= NUM_BOARDS)
return 0;
rcktpt_io_addr[i] = pci_resource_start(dev, 0);

3
drivers/uio/uio.c
View file

@ -833,8 +833,6 @@ int __uio_register_device(struct module *owner,
if (ret)
goto err_uio_dev_add_attributes;
info->uio_dev = idev;
if (info->irq && (info->irq != UIO_IRQ_CUSTOM)) {
/*
* Note that we deliberately don't use devm_request_irq
@ -850,6 +848,7 @@ int __uio_register_device(struct module *owner,
goto err_request_irq;
}
info->uio_dev = idev;
return 0;
err_request_irq:

3
drivers/usb/host/xhci.c
View file

@ -3675,6 +3675,9 @@ void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev)
}
spin_lock_irqsave(&xhci->lock, flags);
virt_dev->udev = NULL;
/* Don't disable the slot if the host controller is dead. */
state = readl(&xhci->op_regs->status);
if (state == 0xffffffff || (xhci->xhc_state & XHCI_STATE_DYING) ||

4
fs/autofs4/autofs_i.h
View file

@ -18,6 +18,7 @@
#include <linux/mutex.h>
#include <linux/spinlock.h>
#include <linux/list.h>
#include <linux/magic.h>
/* This is the range of ioctl() numbers we claim as ours */
#define AUTOFS_IOC_FIRST AUTOFS_IOC_READY
@ -135,7 +136,8 @@ struct autofs_sb_info {
static inline struct autofs_sb_info *autofs4_sbi(struct super_block *sb)
{
return (struct autofs_sb_info *)(sb->s_fs_info);
return sb->s_magic != AUTOFS_SUPER_MAGIC ?
NULL : (struct autofs_sb_info *)(sb->s_fs_info);
}
static inline struct autofs_info *autofs4_dentry_ino(struct dentry *dentry)

1
fs/autofs4/inode.c
View file

@ -18,7 +18,6 @@
#include <linux/pagemap.h>
#include <linux/parser.h>
#include <linux/bitops.h>
#include <linux/magic.h>
#include "autofs_i.h"
#include <linux/module.h>

6
fs/btrfs/dev-replace.c
View file

@ -573,6 +573,12 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
btrfs_rm_dev_replace_unblocked(fs_info);
/*
* Increment dev_stats_ccnt so that btrfs_run_dev_stats() will
* update on-disk dev stats value during commit transaction
*/
atomic_inc(&tgt_device->dev_stats_ccnt);
/*
* this is again a consistent state where no dev_replace procedure
* is running, the target device is part of the filesystem, the

10
fs/btrfs/disk-io.c
View file

@ -1011,8 +1011,9 @@ static int btree_writepages(struct address_space *mapping,
fs_info = BTRFS_I(mapping->host)->root->fs_info;
/* this is a bit racy, but that's ok */
ret = percpu_counter_compare(&fs_info->dirty_metadata_bytes,
BTRFS_DIRTY_METADATA_THRESH);
ret = __percpu_counter_compare(&fs_info->dirty_metadata_bytes,
BTRFS_DIRTY_METADATA_THRESH,
fs_info->dirty_metadata_batch);
if (ret < 0)
return 0;
}
@ -3987,8 +3988,9 @@ static void __btrfs_btree_balance_dirty(struct btrfs_root *root,
if (flush_delayed)
btrfs_balance_delayed_items(root);
ret = percpu_counter_compare(&root->fs_info->dirty_metadata_bytes,
BTRFS_DIRTY_METADATA_THRESH);
ret = __percpu_counter_compare(&root->fs_info->dirty_metadata_bytes,
BTRFS_DIRTY_METADATA_THRESH,
root->fs_info->dirty_metadata_batch);
if (ret > 0) {
balance_dirty_pages_ratelimited(
root->fs_info->btree_inode->i_mapping);

2
fs/btrfs/extent-tree.c
View file

@ -10410,7 +10410,7 @@ void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info)
/* Don't want to race with allocators so take the groups_sem */
down_write(&space_info->groups_sem);
spin_lock(&block_group->lock);
if (block_group->reserved ||
if (block_group->reserved || block_group->pinned ||
btrfs_block_group_used(&block_group->item) ||
block_group->ro ||
list_is_singular(&block_group->list)) {

23
fs/btrfs/relocation.c
View file

@ -1318,18 +1318,19 @@ static void __del_reloc_root(struct btrfs_root *root)
struct mapping_node *node = NULL;
struct reloc_control *rc = root->fs_info->reloc_ctl;
spin_lock(&rc->reloc_root_tree.lock);
rb_node = tree_search(&rc->reloc_root_tree.rb_root,
root->node->start);
if (rb_node) {
node = rb_entry(rb_node, struct mapping_node, rb_node);
rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
if (rc) {
spin_lock(&rc->reloc_root_tree.lock);
rb_node = tree_search(&rc->reloc_root_tree.rb_root,
root->node->start);
if (rb_node) {
node = rb_entry(rb_node, struct mapping_node, rb_node);
rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
}
spin_unlock(&rc->reloc_root_tree.lock);
if (!node)
return;
BUG_ON((struct btrfs_root *)node->data != root);
}
spin_unlock(&rc->reloc_root_tree.lock);
if (!node)
return;
BUG_ON((struct btrfs_root *)node->data != root);
spin_lock(&root->fs_info->trans_lock);
list_del_init(&root->root_list);

8
fs/cifs/cifs_debug.c
View file

@ -285,6 +285,10 @@ static ssize_t cifs_stats_proc_write(struct file *file,
atomic_set(&totBufAllocCount, 0);
atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */
spin_lock(&GlobalMid_Lock);
GlobalMaxActiveXid = 0;
GlobalCurrentXid = 0;
spin_unlock(&GlobalMid_Lock);
spin_lock(&cifs_tcp_ses_lock);
list_for_each(tmp1, &cifs_tcp_ses_list) {
server = list_entry(tmp1, struct TCP_Server_Info,
@ -297,6 +301,10 @@ static ssize_t cifs_stats_proc_write(struct file *file,
struct cifs_tcon,
tcon_list);
atomic_set(&tcon->num_smbs_sent, 0);
spin_lock(&tcon->stat_lock);
tcon->bytes_read = 0;
tcon->bytes_written = 0;
spin_unlock(&tcon->stat_lock);
if (server->ops->clear_stats)
server->ops->clear_stats(tcon);
}

7
fs/cifs/smb2misc.c
View file

@ -184,6 +184,13 @@ smb2_check_message(char *buf, unsigned int length)
if (clc_len == 4 + len + 1)
return 0;
/*
* Some windows servers (win2016) will pad also the final
* PDU in a compound to 8 bytes.
*/
if (((clc_len + 7) & ~7) == len)
return 0;
/*
* MacOS server pads after SMB2.1 write response with 3 bytes
* of junk. Other servers match RFC1001 len to actual

2
fs/cifs/smb2pdu.c
View file

@ -315,7 +315,7 @@ small_smb2_init(__le16 smb2_command, struct cifs_tcon *tcon,
smb2_hdr_assemble((struct smb2_hdr *) *request_buf, smb2_command, tcon);
if (tcon != NULL) {
#ifdef CONFIG_CIFS_STATS2
#ifdef CONFIG_CIFS_STATS
uint16_t com_code = le16_to_cpu(smb2_command);
cifs_stats_inc(&tcon->stats.smb2_stats.smb2_com_sent[com_code]);
#endif

3
fs/dcache.c
View file

@ -278,7 +278,8 @@ void take_dentry_name_snapshot(struct name_snapshot *name, struct dentry *dentry
spin_unlock(&dentry->d_lock);
name->name = p->name;
} else {
memcpy(name->inline_name, dentry->d_iname, DNAME_INLINE_LEN);
memcpy(name->inline_name, dentry->d_iname,
dentry->d_name.len + 1);
spin_unlock(&dentry->d_lock);
name->name = name->inline_name;
}

3
fs/f2fs/segment.h
View file

@ -381,6 +381,8 @@ static inline void __set_test_and_free(struct f2fs_sb_info *sbi,
if (test_and_clear_bit(segno, free_i->free_segmap)) {
free_i->free_segments++;
if (IS_CURSEC(sbi, secno))
goto skip_free;
next = find_next_bit(free_i->free_segmap,
start_segno + sbi->segs_per_sec, start_segno);
if (next >= start_segno + sbi->segs_per_sec) {
@ -388,6 +390,7 @@ static inline void __set_test_and_free(struct f2fs_sb_info *sbi,
free_i->free_sections++;
}
}
skip_free:
spin_unlock(&free_i->segmap_lock);
}

21
fs/f2fs/super.c
View file

@ -1079,12 +1079,17 @@ static int sanity_check_ckpt(struct f2fs_sb_info *sbi)
struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
unsigned int main_segs, blocks_per_seg;
unsigned int sit_segs, nat_segs;
unsigned int sit_bitmap_size, nat_bitmap_size;
unsigned int log_blocks_per_seg;
int i;
total = le32_to_cpu(raw_super->segment_count);
fsmeta = le32_to_cpu(raw_super->segment_count_ckpt);
fsmeta += le32_to_cpu(raw_super->segment_count_sit);
fsmeta += le32_to_cpu(raw_super->segment_count_nat);
sit_segs = le32_to_cpu(raw_super->segment_count_sit);
fsmeta += sit_segs;
nat_segs = le32_to_cpu(raw_super->segment_count_nat);
fsmeta += nat_segs;
fsmeta += le32_to_cpu(ckpt->rsvd_segment_count);
fsmeta += le32_to_cpu(raw_super->segment_count_ssa);
@ -1105,6 +1110,18 @@ static int sanity_check_ckpt(struct f2fs_sb_info *sbi)
return 1;
}
sit_bitmap_size = le32_to_cpu(ckpt->sit_ver_bitmap_bytesize);
nat_bitmap_size = le32_to_cpu(ckpt->nat_ver_bitmap_bytesize);
log_blocks_per_seg = le32_to_cpu(raw_super->log_blocks_per_seg);
if (sit_bitmap_size != ((sit_segs / 2) << log_blocks_per_seg) / 8 ||
nat_bitmap_size != ((nat_segs / 2) << log_blocks_per_seg) / 8) {
f2fs_msg(sbi->sb, KERN_ERR,
"Wrong bitmap size: sit: %u, nat:%u",
sit_bitmap_size, nat_bitmap_size);
return 1;
}
if (unlikely(f2fs_cp_error(sbi))) {
f2fs_msg(sbi->sb, KERN_ERR, "A bug case: need to run fsck");
return 1;

19
fs/fat/cache.c
View file

@ -224,7 +224,8 @@ static inline void cache_init(struct fat_cache_id *cid, int fclus, int dclus)
int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
{
struct super_block *sb = inode->i_sb;
const int limit = sb->s_maxbytes >> MSDOS_SB(sb)->cluster_bits;
struct msdos_sb_info *sbi = MSDOS_SB(sb);
const int limit = sb->s_maxbytes >> sbi->cluster_bits;
struct fat_entry fatent;
struct fat_cache_id cid;
int nr;
@ -233,6 +234,12 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
*fclus = 0;
*dclus = MSDOS_I(inode)->i_start;
if (!fat_valid_entry(sbi, *dclus)) {
fat_fs_error_ratelimit(sb,
"%s: invalid start cluster (i_pos %lld, start %08x)",
__func__, MSDOS_I(inode)->i_pos, *dclus);
return -EIO;
}
if (cluster == 0)
return 0;
@ -249,9 +256,8 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
/* prevent the infinite loop of cluster chain */
if (*fclus > limit) {
fat_fs_error_ratelimit(sb,
"%s: detected the cluster chain loop"
" (i_pos %lld)", __func__,
MSDOS_I(inode)->i_pos);
"%s: detected the cluster chain loop (i_pos %lld)",
__func__, MSDOS_I(inode)->i_pos);
nr = -EIO;
goto out;
}
@ -261,9 +267,8 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
goto out;
else if (nr == FAT_ENT_FREE) {
fat_fs_error_ratelimit(sb,
"%s: invalid cluster chain (i_pos %lld)",
__func__,
MSDOS_I(inode)->i_pos);
"%s: invalid cluster chain (i_pos %lld)",
__func__, MSDOS_I(inode)->i_pos);
nr = -EIO;
goto out;
} else if (nr == FAT_ENT_EOF) {

5
fs/fat/fat.h
View file

@ -344,6 +344,11 @@ static inline void fatent_brelse(struct fat_entry *fatent)
fatent->fat_inode = NULL;
}
static inline bool fat_valid_entry(struct msdos_sb_info *sbi, int entry)
{
return FAT_START_ENT <= entry && entry < sbi->max_cluster;
}
extern void fat_ent_access_init(struct super_block *sb);
extern int fat_ent_read(struct inode *inode, struct fat_entry *fatent,
int entry);

6
fs/fat/fatent.c
View file

@ -23,7 +23,7 @@ static void fat12_ent_blocknr(struct super_block *sb, int entry,
{
struct msdos_sb_info *sbi = MSDOS_SB(sb);
int bytes = entry + (entry >> 1);
WARN_ON(entry < FAT_START_ENT || sbi->max_cluster <= entry);
WARN_ON(!fat_valid_entry(sbi, entry));
*offset = bytes & (sb->s_blocksize - 1);
*blocknr = sbi->fat_start + (bytes >> sb->s_blocksize_bits);
}
@ -33,7 +33,7 @@ static void fat_ent_blocknr(struct super_block *sb, int entry,
{
struct msdos_sb_info *sbi = MSDOS_SB(sb);
int bytes = (entry << sbi->fatent_shift);
WARN_ON(entry < FAT_START_ENT || sbi->max_cluster <= entry);
WARN_ON(!fat_valid_entry(sbi, entry));
*offset = bytes & (sb->s_blocksize - 1);
*blocknr = sbi->fat_start + (bytes >> sb->s_blocksize_bits);
}
@ -353,7 +353,7 @@ int fat_ent_read(struct inode *inode, struct fat_entry *fatent, int entry)
int err, offset;
sector_t blocknr;
if (entry < FAT_START_ENT || sbi->max_cluster <= entry) {
if (!fat_valid_entry(sbi, entry)) {
fatent_brelse(fatent);
fat_fs_error(sb, "invalid access to FAT (entry 0x%08x)", entry);
return -EIO;

7
fs/hfs/brec.c
View file

@ -74,9 +74,10 @@ int hfs_brec_insert(struct hfs_find_data *fd, void *entry, int entry_len)
if (!fd->bnode) {
if (!tree->root)
hfs_btree_inc_height(tree);
fd->bnode = hfs_bnode_find(tree, tree->leaf_head);
if (IS_ERR(fd->bnode))
return PTR_ERR(fd->bnode);
node = hfs_bnode_find(tree, tree->leaf_head);
if (IS_ERR(node))
return PTR_ERR(node);
fd->bnode = node;
fd->record = -1;
}
new_node = NULL;

4
fs/hfsplus/dir.c
View file

@ -77,13 +77,13 @@ again:
cpu_to_be32(HFSP_HARDLINK_TYPE) &&
entry.file.user_info.fdCreator ==
cpu_to_be32(HFSP_HFSPLUS_CREATOR) &&
HFSPLUS_SB(sb)->hidden_dir &&
(entry.file.create_date ==
HFSPLUS_I(HFSPLUS_SB(sb)->hidden_dir)->
create_date ||
entry.file.create_date ==
HFSPLUS_I(d_inode(sb->s_root))->
create_date) &&
HFSPLUS_SB(sb)->hidden_dir) {
create_date)) {
struct qstr str;
char name[32];

4
fs/hfsplus/super.c
View file

@ -521,8 +521,10 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent)
goto out_put_root;
if (!hfs_brec_read(&fd, &entry, sizeof(entry))) {
hfs_find_exit(&fd);
if (entry.type != cpu_to_be16(HFSPLUS_FOLDER))
if (entry.type != cpu_to_be16(HFSPLUS_FOLDER)) {
err = -EINVAL;
goto out_put_root;
}
inode = hfsplus_iget(sb, be32_to_cpu(entry.folder.id));
if (IS_ERR(inode)) {
err = PTR_ERR(inode);

11
fs/nfs/callback_xdr.c
View file

@ -911,16 +911,21 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *r
if (hdr_arg.minorversion == 0) {
cps.clp = nfs4_find_client_ident(SVC_NET(rqstp), hdr_arg.cb_ident);
if (!cps.clp || !check_gss_callback_principal(cps.clp, rqstp))
if (!cps.clp || !check_gss_callback_principal(cps.clp, rqstp)) {
if (cps.clp)
nfs_put_client(cps.clp);
goto out_invalidcred;
}
}
cps.minorversion = hdr_arg.minorversion;
hdr_res.taglen = hdr_arg.taglen;
hdr_res.tag = hdr_arg.tag;
if (encode_compound_hdr_res(&xdr_out, &hdr_res) != 0)
if (encode_compound_hdr_res(&xdr_out, &hdr_res) != 0) {
if (cps.clp)
nfs_put_client(cps.clp);
return rpc_system_err;
}
while (status == 0 && nops != hdr_arg.nops) {
status = process_op(nops, rqstp, &xdr_in,
argp, &xdr_out, resp, &cps);

26
fs/overlayfs/copy_up.c
View file

@ -317,7 +317,6 @@ int ovl_copy_up_one(struct dentry *parent, struct dentry *dentry,
struct dentry *upperdir;
struct dentry *upperdentry;
const struct cred *old_cred;
struct cred *override_cred;
char *link = NULL;
if (WARN_ON(!workdir))
@ -336,28 +335,7 @@ int ovl_copy_up_one(struct dentry *parent, struct dentry *dentry,
return PTR_ERR(link);
}
err = -ENOMEM;
override_cred = prepare_creds();
if (!override_cred)
goto out_free_link;
override_cred->fsuid = stat->uid;
override_cred->fsgid = stat->gid;
/*
* CAP_SYS_ADMIN for copying up extended attributes
* CAP_DAC_OVERRIDE for create
* CAP_FOWNER for chmod, timestamp update
* CAP_FSETID for chmod
* CAP_CHOWN for chown
* CAP_MKNOD for mknod
*/
cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
cap_raise(override_cred->cap_effective, CAP_FOWNER);
cap_raise(override_cred->cap_effective, CAP_FSETID);
cap_raise(override_cred->cap_effective, CAP_CHOWN);
cap_raise(override_cred->cap_effective, CAP_MKNOD);
old_cred = override_creds(override_cred);
old_cred = ovl_override_creds(dentry->d_sb);
err = -EIO;
if (lock_rename(workdir, upperdir) != NULL) {
@ -380,9 +358,7 @@ int ovl_copy_up_one(struct dentry *parent, struct dentry *dentry,
out_unlock:
unlock_rename(workdir, upperdir);
revert_creds(old_cred);
put_cred(override_cred);
out_free_link:
if (link)
free_page((unsigned long) link);

67
fs/overlayfs/dir.c
View file

@ -408,28 +408,13 @@ static int ovl_create_or_link(struct dentry *dentry, int mode, dev_t rdev,
err = ovl_create_upper(dentry, inode, &stat, link, hardlink);
} else {
const struct cred *old_cred;
struct cred *override_cred;
err = -ENOMEM;
override_cred = prepare_creds();
if (!override_cred)
goto out_iput;
/*
* CAP_SYS_ADMIN for setting opaque xattr
* CAP_DAC_OVERRIDE for create in workdir, rename
* CAP_FOWNER for removing whiteout from sticky dir
*/
cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
cap_raise(override_cred->cap_effective, CAP_FOWNER);
old_cred = override_creds(override_cred);
old_cred = ovl_override_creds(dentry->d_sb);
err = ovl_create_over_whiteout(dentry, inode, &stat, link,
hardlink);
revert_creds(old_cred);
put_cred(override_cred);
}
if (!err)
@ -659,32 +644,11 @@ static int ovl_do_remove(struct dentry *dentry, bool is_dir)
if (OVL_TYPE_PURE_UPPER(type)) {
err = ovl_remove_upper(dentry, is_dir);
} else {
const struct cred *old_cred;
struct cred *override_cred;
err = -ENOMEM;
override_cred = prepare_creds();
if (!override_cred)
goto out_drop_write;
/*
* CAP_SYS_ADMIN for setting xattr on whiteout, opaque dir
* CAP_DAC_OVERRIDE for create in workdir, rename
* CAP_FOWNER for removing whiteout from sticky dir
* CAP_FSETID for chmod of opaque dir
* CAP_CHOWN for chown of opaque dir
*/
cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
cap_raise(override_cred->cap_effective, CAP_FOWNER);
cap_raise(override_cred->cap_effective, CAP_FSETID);
cap_raise(override_cred->cap_effective, CAP_CHOWN);
old_cred = override_creds(override_cred);
const struct cred *old_cred = ovl_override_creds(dentry->d_sb);
err = ovl_remove_and_whiteout(dentry, is_dir);
revert_creds(old_cred);
put_cred(override_cred);
}
out_drop_write:
ovl_drop_write(dentry);
@ -723,7 +687,6 @@ static int ovl_rename2(struct inode *olddir, struct dentry *old,
bool new_is_dir = false;
struct dentry *opaquedir = NULL;
const struct cred *old_cred = NULL;
struct cred *override_cred = NULL;
err = -EINVAL;
if (flags & ~(RENAME_EXCHANGE | RENAME_NOREPLACE))
@ -792,26 +755,8 @@ static int ovl_rename2(struct inode *olddir, struct dentry *old,
old_opaque = !OVL_TYPE_PURE_UPPER(old_type);
new_opaque = !OVL_TYPE_PURE_UPPER(new_type);
if (old_opaque || new_opaque) {
err = -ENOMEM;
override_cred = prepare_creds();
if (!override_cred)
goto out_drop_write;
/*
* CAP_SYS_ADMIN for setting xattr on whiteout, opaque dir
* CAP_DAC_OVERRIDE for create in workdir
* CAP_FOWNER for removing whiteout from sticky dir
* CAP_FSETID for chmod of opaque dir
* CAP_CHOWN for chown of opaque dir
*/
cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
cap_raise(override_cred->cap_effective, CAP_FOWNER);
cap_raise(override_cred->cap_effective, CAP_FSETID);
cap_raise(override_cred->cap_effective, CAP_CHOWN);
old_cred = override_creds(override_cred);
}
if (old_opaque || new_opaque)
old_cred = ovl_override_creds(old->d_sb);
if (overwrite && OVL_TYPE_MERGE_OR_LOWER(new_type) && new_is_dir) {
opaquedir = ovl_check_empty_and_clear(new);
@ -942,10 +887,8 @@ out_dput_old:
out_unlock:
unlock_rename(new_upperdir, old_upperdir);
out_revert_creds:
if (old_opaque || new_opaque) {
if (old_opaque || new_opaque)
revert_creds(old_cred);
put_cred(override_cred);
}
out_drop_write:
ovl_drop_write(old);
out:

3
fs/overlayfs/overlayfs.h
View file

@ -150,6 +150,7 @@ void ovl_drop_write(struct dentry *dentry);
bool ovl_dentry_is_opaque(struct dentry *dentry);
void ovl_dentry_set_opaque(struct dentry *dentry, bool opaque);
bool ovl_is_whiteout(struct dentry *dentry);
const struct cred *ovl_override_creds(struct super_block *sb);
void ovl_dentry_update(struct dentry *dentry, struct dentry *upperdentry);
struct dentry *ovl_lookup(struct inode *dir, struct dentry *dentry,
unsigned int flags);
@ -164,6 +165,8 @@ int ovl_check_empty_dir(struct dentry *dentry, struct list_head *list);
void ovl_cleanup_whiteouts(struct dentry *upper, struct list_head *list);
void ovl_cache_free(struct list_head *list);
int ovl_check_d_type_supported(struct path *realpath);
void ovl_workdir_cleanup(struct inode *dir, struct vfsmount *mnt,
struct dentry *dentry, int level);
/* inode.c */
int ovl_setattr(struct dentry *dentry, struct iattr *attr);

93
fs/overlayfs/readdir.c
View file

@ -36,7 +36,8 @@ struct ovl_dir_cache {
struct ovl_readdir_data {
struct dir_context ctx;
bool is_merge;
struct dentry *dentry;
bool is_lowest;
struct rb_root root;
struct list_head *list;
struct list_head middle;
@ -140,9 +141,9 @@ static int ovl_cache_entry_add_rb(struct ovl_readdir_data *rdd,
return 0;
}
static int ovl_fill_lower(struct ovl_readdir_data *rdd,
const char *name, int namelen,
loff_t offset, u64 ino, unsigned int d_type)
static int ovl_fill_lowest(struct ovl_readdir_data *rdd,
const char *name, int namelen,
loff_t offset, u64 ino, unsigned int d_type)
{
struct ovl_cache_entry *p;
@ -194,10 +195,10 @@ static int ovl_fill_merge(struct dir_context *ctx, const char *name,
container_of(ctx, struct ovl_readdir_data, ctx);
rdd->count++;
if (!rdd->is_merge)
if (!rdd->is_lowest)
return ovl_cache_entry_add_rb(rdd, name, namelen, ino, d_type);
else
return ovl_fill_lower(rdd, name, namelen, offset, ino, d_type);
return ovl_fill_lowest(rdd, name, namelen, offset, ino, d_type);
}
static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)
@ -206,17 +207,8 @@ static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)
struct ovl_cache_entry *p;
struct dentry *dentry;
const struct cred *old_cred;
struct cred *override_cred;
override_cred = prepare_creds();
if (!override_cred)
return -ENOMEM;
/*
* CAP_DAC_OVERRIDE for lookup
*/
cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
old_cred = override_creds(override_cred);
old_cred = ovl_override_creds(rdd->dentry->d_sb);
err = mutex_lock_killable(&dir->d_inode->i_mutex);
if (!err) {
@ -232,7 +224,6 @@ static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)
mutex_unlock(&dir->d_inode->i_mutex);
}
revert_creds(old_cred);
put_cred(override_cred);
return err;
}
@ -257,7 +248,7 @@ static inline int ovl_dir_read(struct path *realpath,
err = rdd->err;
} while (!err && rdd->count);
if (!err && rdd->first_maybe_whiteout)
if (!err && rdd->first_maybe_whiteout && rdd->dentry)
err = ovl_check_whiteouts(realpath->dentry, rdd);
fput(realfile);
@ -288,9 +279,10 @@ static int ovl_dir_read_merged(struct dentry *dentry, struct list_head *list)
struct path realpath;
struct ovl_readdir_data rdd = {
.ctx.actor = ovl_fill_merge,
.dentry = dentry,
.list = list,
.root = RB_ROOT,
.is_merge = false,
.is_lowest = false,
};
int idx, next;
@ -307,7 +299,7 @@ static int ovl_dir_read_merged(struct dentry *dentry, struct list_head *list)
* allows offsets to be reasonably constant
*/
list_add(&rdd.middle, rdd.list);
rdd.is_merge = true;
rdd.is_lowest = true;
err = ovl_dir_read(&realpath, &rdd);
list_del(&rdd.middle);
}
@ -618,3 +610,64 @@ int ovl_check_d_type_supported(struct path *realpath)
return rdd.d_type_supported;
}
static void ovl_workdir_cleanup_recurse(struct path *path, int level)
{
int err;
struct inode *dir = path->dentry->d_inode;
LIST_HEAD(list);
struct ovl_cache_entry *p;
struct ovl_readdir_data rdd = {
.ctx.actor = ovl_fill_merge,
.dentry = NULL,
.list = &list,
.root = RB_ROOT,
.is_lowest = false,
};
err = ovl_dir_read(path, &rdd);
if (err)
goto out;
inode_lock_nested(dir, I_MUTEX_PARENT);
list_for_each_entry(p, &list, l_node) {
struct dentry *dentry;
if (p->name[0] == '.') {
if (p->len == 1)
continue;
if (p->len == 2 && p->name[1] == '.')
continue;
}
dentry = lookup_one_len(p->name, path->dentry, p->len);
if (IS_ERR(dentry))
continue;
if (dentry->d_inode)
ovl_workdir_cleanup(dir, path->mnt, dentry, level);
dput(dentry);
}
inode_unlock(dir);
out:
ovl_cache_free(&list);
}
void ovl_workdir_cleanup(struct inode *dir, struct vfsmount *mnt,
struct dentry *dentry, int level)
{
int err;
if (!d_is_dir(dentry) || level > 1) {
ovl_cleanup(dir, dentry);
return;
}
err = ovl_do_rmdir(dir, dentry);
if (err) {
struct path path = { .mnt = mnt, .dentry = dentry };
inode_unlock(dir);
ovl_workdir_cleanup_recurse(&path, level + 1);
inode_lock_nested(dir, I_MUTEX_PARENT);
ovl_cleanup(dir, dentry);
}
}

20
fs/overlayfs/super.c
View file

@ -42,6 +42,8 @@ struct ovl_fs {
long lower_namelen;
/* pathnames of lower and upper dirs, for show_options */
struct ovl_config config;
/* creds of process who forced instantiation of super block */
const struct cred *creator_cred;
};
struct ovl_dir_cache;
@ -246,6 +248,13 @@ bool ovl_is_whiteout(struct dentry *dentry)
return inode && IS_WHITEOUT(inode);
}
const struct cred *ovl_override_creds(struct super_block *sb)
{
struct ovl_fs *ofs = sb->s_fs_info;
return override_creds(ofs->creator_cred);
}
static bool ovl_is_opaquedir(struct dentry *dentry)
{
int res;
@ -587,6 +596,7 @@ static void ovl_put_super(struct super_block *sb)
kfree(ufs->config.lowerdir);
kfree(ufs->config.upperdir);
kfree(ufs->config.workdir);
put_cred(ufs->creator_cred);
kfree(ufs);
}
@ -774,7 +784,7 @@ retry:
goto out_dput;
retried = true;
ovl_cleanup(dir, work);
ovl_workdir_cleanup(dir, mnt, work, 0);
dput(work);
goto retry;
}
@ -1107,10 +1117,14 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
else
sb->s_d_op = &ovl_dentry_operations;
ufs->creator_cred = prepare_creds();
if (!ufs->creator_cred)
goto out_put_lower_mnt;
err = -ENOMEM;
oe = ovl_alloc_entry(numlower);
if (!oe)
goto out_put_lower_mnt;
goto out_put_cred;
root_dentry = d_make_root(ovl_new_inode(sb, S_IFDIR, oe));
if (!root_dentry)
@ -1143,6 +1157,8 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
out_free_oe:
kfree(oe);
out_put_cred:
put_cred(ufs->creator_cred);
out_put_lower_mnt:
for (i = 0; i < ufs->numlower; i++)
mntput(ufs->lower_mnt[i]);

2
fs/reiserfs/reiserfs.h
View file

@ -270,7 +270,7 @@ struct reiserfs_journal_list {
struct mutex j_commit_mutex;
unsigned int j_trans_id;
time_t j_timestamp;
time64_t j_timestamp; /* write-only but useful for crash dump analysis */
struct reiserfs_list_bitmap *j_list_bitmap;
struct buffer_head *j_commit_bh; /* commit buffer head */
struct reiserfs_journal_cnode *j_realblock;

2
include/linux/mm_types.h
View file

@ -392,7 +392,7 @@ struct kioctx_table;
struct mm_struct {
struct vm_area_struct *mmap; /* list of VMAs */
struct rb_root mm_rb;
u32 vmacache_seqnum; /* per-thread vmacache */
u64 vmacache_seqnum; /* per-thread vmacache */
#ifdef CONFIG_MMU
unsigned long (*get_unmapped_area) (struct file *filp,
unsigned long addr, unsigned long len,

2
include/linux/sched.h
View file

@ -1454,7 +1454,7 @@ struct task_struct {
struct mm_struct *mm, *active_mm;
/* per-thread vma caching */
u32 vmacache_seqnum;
u64 vmacache_seqnum;
struct vm_area_struct *vmacache[VMACACHE_SIZE];
#if defined(SPLIT_RSS_COUNTING)
struct task_rss_stat rss_stat;

1
include/linux/vm_event_item.h
View file

@ -88,7 +88,6 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
#ifdef CONFIG_DEBUG_VM_VMACACHE
VMACACHE_FIND_CALLS,
VMACACHE_FIND_HITS,
VMACACHE_FULL_FLUSHES,
#endif
NR_VM_EVENT_ITEMS
};

Some files were not shown because too many files have changed in this diff Show more