diff --git a/Documentation/virtual/kvm/api.txt
b/Documentation/virtual/kvm/api.txt
index 092ee9fbaf2b..df8ab4fc240a 100644
--- a/Documentation/virtual/kvm/api.txt
+++ b/Documentation/virtual/kvm/api.txt
@@ -1991,6 +1991,7 @@ registers, find a list below:
PPC | KVM_REG_PPC_TM_VSCR | 32
PPC | KVM_REG_PPC_TM_DSCR | 64
PPC | KVM_REG_PPC_TM_TAR | 64
+ PPC | KVM_REG_PPC_TM_XER | 64
| |
MIPS | KVM_REG_MIPS_R0 | 64
...
diff --git a/Makefile b/Makefile
index 5b5937780408..855e71066174 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 40
+SUBLEVEL = 41
EXTRAVERSION =
NAME = Blurry Fish Butt
diff --git a/arch/arc/include/asm/cacheflush.h
b/arch/arc/include/asm/cacheflush.h
index fbe3587c4f36..56aeb5efe604 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -85,6 +85,10 @@ void flush_anon_page(struct vm_area_struct *vma,
*/
#define PG_dc_clean PG_arch_1
+#define CACHE_COLORS_NUM 4
+#define CACHE_COLORS_MSK (CACHE_COLORS_NUM - 1)
+#define CACHE_COLOR(addr) (((unsigned long)(addr) >> (PAGE_SHIFT)) &
CACHE_COLORS_MSK)
+
/*
* Simple wrapper over config option
* Bootup code ensures that hardware matches kernel configuration
@@ -94,8 +98,6 @@ static inline int cache_is_vipt_aliasing(void)
return IS_ENABLED(CONFIG_ARC_CACHE_VIPT_ALIASING);
}
-#define CACHE_COLOR(addr) (((unsigned long)(addr) >> (PAGE_SHIFT)) & 1)
-
/*
* checks if two addresses (after page aligning) index into same cache set
*/
diff --git a/arch/arc/mm/cache.c b/arch/arc/mm/cache.c
index aaf1e2d1d900..d81b6d7e11e7 100644
--- a/arch/arc/mm/cache.c
+++ b/arch/arc/mm/cache.c
@@ -960,11 +960,16 @@ void arc_cache_init(void)
/* check for D-Cache aliasing on ARCompact: ARCv2 has PIPT */
if (is_isa_arcompact()) {
int handled =
IS_ENABLED(CONFIG_ARC_CACHE_VIPT_ALIASING);
-
- if (dc->alias && !handled)
- panic("Enable
CONFIG_ARC_CACHE_VIPT_ALIASING\n");
- else if (!dc->alias && handled)
+ int num_colors = dc->sz_k/dc->assoc/TO_KB(PAGE_SIZE);
+
+ if (dc->alias) {
+ if (!handled)
+ panic("Enable
CONFIG_ARC_CACHE_VIPT_ALIASING\n");
+ if (CACHE_COLORS_NUM != num_colors)
+ panic("CACHE_COLORS_NUM not optimized
for config\n");
+ } else if (!dc->alias && handled) {
panic("Disable
CONFIG_ARC_CACHE_VIPT_ALIASING\n");
+ }
}
}
diff --git a/arch/powerpc/boot/ps3-head.S b/arch/powerpc/boot/ps3-head.S
index b6fcbaf5027b..3dc44b05fb97 100644
--- a/arch/powerpc/boot/ps3-head.S
+++ b/arch/powerpc/boot/ps3-head.S
@@ -57,11 +57,6 @@ __system_reset_overlay:
bctr
1:
- /* Save the value at addr zero for a null pointer write check later. */
-
- li r4, 0
- lwz r3, 0(r4)
-
/* Primary delays then goes to _zimage_start in wrapper. */
or 31, 31, 31 /* db16cyc */
diff --git a/arch/powerpc/boot/ps3.c b/arch/powerpc/boot/ps3.c
index 4ec2d86d3c50..a05558a7e51a 100644
--- a/arch/powerpc/boot/ps3.c
+++ b/arch/powerpc/boot/ps3.c
@@ -119,13 +119,12 @@ void ps3_copy_vectors(void)
flush_cache((void *)0x100, 512);
}
-void platform_init(unsigned long null_check)
+void platform_init(void)
{
const u32 heapsize = 0x1000000 - (u32)_end; /* 16MiB */
void *chosen;
unsigned long ft_addr;
u64 rm_size;
- unsigned long val;
console_ops.write = ps3_console_write;
platform_ops.exit = ps3_exit;
@@ -153,11 +152,6 @@ void platform_init(unsigned long null_check)
printf(" flat tree at 0x%lx\n\r", ft_addr);
- val = *(unsigned long *)0;
-
- if (val != null_check)
- printf("null check failed: %lx != %lx\n\r", val, null_check);
-
((kernel_entry_t)0)(ft_addr, 0, NULL);
ps3_exit();
diff --git a/arch/powerpc/include/asm/kvm_host.h
b/arch/powerpc/include/asm/kvm_host.h
index cfa758c6b4f6..a92d95aee42d 100644
--- a/arch/powerpc/include/asm/kvm_host.h
+++ b/arch/powerpc/include/asm/kvm_host.h
@@ -545,6 +545,7 @@ struct kvm_vcpu_arch {
u64 tfiar;
u32 cr_tm;
+ u64 xer_tm;
u64 lr_tm;
u64 ctr_tm;
u64 amr_tm;
diff --git a/arch/powerpc/include/uapi/asm/kvm.h
b/arch/powerpc/include/uapi/asm/kvm.h
index ab4d4732c492..720b71a636c8 100644
--- a/arch/powerpc/include/uapi/asm/kvm.h
+++ b/arch/powerpc/include/uapi/asm/kvm.h
@@ -587,6 +587,7 @@ struct kvm_get_htab_header {
#define KVM_REG_PPC_TM_VSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U32 | 0x67)
#define KVM_REG_PPC_TM_DSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x68)
#define KVM_REG_PPC_TM_TAR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x69)
+#define KVM_REG_PPC_TM_XER (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x6a)
/* PPC64 eXternal Interrupt Controller Specification */
#define KVM_DEV_XICS_GRP_SOURCES 1 /* 64-bit source attributes */
diff --git a/arch/powerpc/kernel/asm-offsets.c
b/arch/powerpc/kernel/asm-offsets.c
index 221d584d089f..40da69163d51 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -584,6 +584,7 @@ int main(void)
DEFINE(VCPU_VRS_TM, offsetof(struct kvm_vcpu, arch.vr_tm.vr));
DEFINE(VCPU_VRSAVE_TM, offsetof(struct kvm_vcpu, arch.vrsave_tm));
DEFINE(VCPU_CR_TM, offsetof(struct kvm_vcpu, arch.cr_tm));
+ DEFINE(VCPU_XER_TM, offsetof(struct kvm_vcpu, arch.xer_tm));
DEFINE(VCPU_LR_TM, offsetof(struct kvm_vcpu, arch.lr_tm));
DEFINE(VCPU_CTR_TM, offsetof(struct kvm_vcpu, arch.ctr_tm));
DEFINE(VCPU_AMR_TM, offsetof(struct kvm_vcpu, arch.amr_tm));
diff --git a/arch/powerpc/kernel/idle_power7.S
b/arch/powerpc/kernel/idle_power7.S
index 112ccf497562..73f638789a38 100644
--- a/arch/powerpc/kernel/idle_power7.S
+++ b/arch/powerpc/kernel/idle_power7.S
@@ -44,7 +44,7 @@
std r0,0(r1); \
ptesync; \
ld r0,0(r1); \
-1: cmp cr0,r0,r0; \
+1: cmpd cr0,r0,r0; \
bne 1b; \
IDLE_INST; \
b .
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index a7352b59e6f9..3c3a367b6e59 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -1186,6 +1186,9 @@ static int kvmppc_get_one_reg_hv(struct kvm_vcpu *vcpu,
u64 id,
case KVM_REG_PPC_TM_CR:
*val = get_reg_val(id, vcpu->arch.cr_tm);
break;
+ case KVM_REG_PPC_TM_XER:
+ *val = get_reg_val(id, vcpu->arch.xer_tm);
+ break;
case KVM_REG_PPC_TM_LR:
*val = get_reg_val(id, vcpu->arch.lr_tm);
break;
@@ -1393,6 +1396,9 @@ static int kvmppc_set_one_reg_hv(struct kvm_vcpu *vcpu,
u64 id,
case KVM_REG_PPC_TM_CR:
vcpu->arch.cr_tm = set_reg_val(id, *val);
break;
+ case KVM_REG_PPC_TM_XER:
+ vcpu->arch.xer_tm = set_reg_val(id, *val);
+ break;
case KVM_REG_PPC_TM_LR:
vcpu->arch.lr_tm = set_reg_val(id, *val);
break;
diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
b/arch/powerpc/kvm/book3s_hv_rm_mmu.c
index 91700518bbf3..d509ff5c87b0 100644
--- a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
+++ b/arch/powerpc/kvm/book3s_hv_rm_mmu.c
@@ -653,6 +653,8 @@ long kvmppc_h_protect(struct kvm_vcpu *vcpu, unsigned long
flags,
HPTE_V_ABSENT);
do_tlbies(kvm, &rb, 1, global_invalidates(kvm, flags),
true);
+ /* Don't lose R/C bit updates done by hardware */
+ r |= be64_to_cpu(hpte[1]) & (HPTE_R_R | HPTE_R_C);
hpte[1] = cpu_to_be64(r);
}
}
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index 974f73df00bb..1a743f87b37d 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -2514,11 +2514,13 @@ kvmppc_save_tm:
mfctr r7
mfspr r8, SPRN_AMR
mfspr r10, SPRN_TAR
+ mfxer r11
std r5, VCPU_LR_TM(r9)
stw r6, VCPU_CR_TM(r9)
std r7, VCPU_CTR_TM(r9)
std r8, VCPU_AMR_TM(r9)
std r10, VCPU_TAR_TM(r9)
+ std r11, VCPU_XER_TM(r9)
/* Restore r12 as trap number. */
lwz r12, VCPU_TRAP(r9)
@@ -2611,11 +2613,13 @@ kvmppc_restore_tm:
ld r7, VCPU_CTR_TM(r4)
ld r8, VCPU_AMR_TM(r4)
ld r9, VCPU_TAR_TM(r4)
+ ld r10, VCPU_XER_TM(r4)
mtlr r5
mtcr r6
mtctr r7
mtspr SPRN_AMR, r8
mtspr SPRN_TAR, r9
+ mtxer r10
/*
* Load up PPR and DSCR values but don't put them in the actual SPRs
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index f3b6d54e0042..ae678ad128a9 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -766,8 +766,8 @@ ftrace_graph_call:
jmp ftrace_stub
#endif
-.globl ftrace_stub
-ftrace_stub:
+/* This is weak to keep gas from relaxing the jumps */
+WEAK(ftrace_stub)
ret
END(ftrace_caller)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 268df707b5ce..bb620df05d0d 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1247,10 +1247,10 @@ static inline bool nested_cpu_has_posted_intr(struct
vmcs12 *vmcs12)
return vmcs12->pin_based_vm_exec_control & PIN_BASED_POSTED_INTR;
}
-static inline bool is_exception(u32 intr_info)
+static inline bool is_nmi(u32 intr_info)
{
return (intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VALID_MASK))
- == (INTR_TYPE_HARD_EXCEPTION | INTR_INFO_VALID_MASK);
+ == (INTR_TYPE_NMI_INTR | INTR_INFO_VALID_MASK);
}
static void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 exit_reason,
@@ -5234,7 +5234,7 @@ static int handle_exception(struct kvm_vcpu *vcpu)
if (is_machine_check(intr_info))
return handle_machine_check(vcpu);
- if ((intr_info & INTR_INFO_INTR_TYPE_MASK) == INTR_TYPE_NMI_INTR)
+ if (is_nmi(intr_info))
return 1; /* already handled by vmx_vcpu_run() */
if (is_no_device(intr_info)) {
@@ -7722,7 +7722,7 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu)
switch (exit_reason) {
case EXIT_REASON_EXCEPTION_NMI:
- if (!is_exception(intr_info))
+ if (is_nmi(intr_info))
return false;
else if (is_page_fault(intr_info))
return enable_ept;
@@ -8329,8 +8329,7 @@ static void vmx_complete_atomic_exit(struct vcpu_vmx *vmx)
kvm_machine_check();
/* We need to handle NMIs before interrupts are enabled */
- if ((exit_intr_info & INTR_INFO_INTR_TYPE_MASK) == INTR_TYPE_NMI_INTR &&
- (exit_intr_info & INTR_INFO_VALID_MASK)) {
+ if (is_nmi(exit_intr_info)) {
kvm_before_handle_nmi(&vmx->vcpu);
asm("int $2");
kvm_after_handle_nmi(&vmx->vcpu);
diff --git a/block/bsg.c b/block/bsg.c
index d214e929ce18..b9a53615bdef 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -655,6 +655,9 @@ bsg_write(struct file *file, const char __user *buf, size_t
count, loff_t *ppos)
dprintk("%s: write %Zd bytes\n", bd->name, count);
+ if (unlikely(segment_eq(get_fs(), KERNEL_DS)))
+ return -EINVAL;
+
bsg_set_block(bd, file);
bytes_written = 0;
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 80e55cb0827b..b48ecbfc4498 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -271,6 +271,26 @@ static const struct dmi_system_id video_detect_dmi_table[]
= {
DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro12,1"),
},
},
+ {
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1123661 */
+ .callback = video_detect_force_native,
+ .ident = "Dell XPS 17 L702X",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Dell System XPS L702X"),
+ },
+ },
+ {
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1204476 */
+ /*
https://bugs.launchpad.net/ubuntu/+source/linux-lts-trusty/+bug/1416940 */
+ .callback = video_detect_force_native,
+ .ident = "HP Pavilion dv6",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv6 Notebook PC"),
+ },
+ },
+
{ },
};
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 8524450e75bd..ccfd268148a8 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -942,13 +942,14 @@ static int _request_firmware_load(struct firmware_priv
*fw_priv,
timeout = MAX_JIFFY_OFFSET;
}
- retval = wait_for_completion_interruptible_timeout(&buf->completion,
+ timeout = wait_for_completion_interruptible_timeout(&buf->completion,
timeout);
- if (retval == -ERESTARTSYS || !retval) {
+ if (timeout == -ERESTARTSYS || !timeout) {
+ retval = timeout;
mutex_lock(&fw_lock);
fw_load_abort(fw_priv);
mutex_unlock(&fw_lock);
- } else if (retval > 0) {
+ } else if (timeout > 0) {
retval = 0;
}
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
index 6029313aa995..35ab89fe9d7b 100644
--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -1082,7 +1082,9 @@ static void bcm2835_pll_divider_off(struct clk_hw *hw)
cprman_write(cprman, data->cm_reg,
(cprman_read(cprman, data->cm_reg) &
~data->load_mask) | data->hold_mask);
- cprman_write(cprman, data->a2w_reg, A2W_PLL_CHANNEL_DISABLE);
+ cprman_write(cprman, data->a2w_reg,
+ cprman_read(cprman, data->a2w_reg) |
+ A2W_PLL_CHANNEL_DISABLE);
spin_unlock(&cprman->regs_lock);
}
diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c
index e0b4586a26fd..9b8f0b975ca6 100644
--- a/drivers/gpu/drm/ast/ast_main.c
+++ b/drivers/gpu/drm/ast/ast_main.c
@@ -223,7 +223,8 @@ static int ast_get_dram_info(struct drm_device *dev)
ast_write32(ast, 0x10000, 0xfc600309);
do {
- ;
+ if (pci_channel_offline(dev->pdev))
+ return -EIO;
} while (ast_read32(ast, 0x10000) != 0x01);
data = ast_read32(ast, 0x10004);
@@ -429,7 +430,9 @@ int ast_driver_load(struct drm_device *dev, unsigned long
flags)
ast_detect_chip(dev, &need_post);
if (ast->chip != AST1180) {
- ast_get_dram_info(dev);
+ ret = ast_get_dram_info(dev);
+ if (ret)
+ goto out_free;
ast->vram_size = ast_get_vram_info(dev);
DRM_INFO("dram %d %d %d %08x\n", ast->mclk, ast->dram_type,
ast->dram_bus_width, ast->vram_size);
}
diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
index 92e7e5795398..db98ab5cde3d 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -484,6 +484,9 @@ static const struct file_operations psb_gem_fops = {
.open = drm_open,
.release = drm_release,
.unlocked_ioctl = psb_unlocked_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = drm_compat_ioctl,
+#endif
.mmap = drm_gem_mmap,
.poll = drm_poll,
.read = drm_read,
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c
b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 4dca65a63b92..af224fafa21f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -333,6 +333,9 @@ get_fp_strap(struct drm_device *dev, struct nvbios *bios)
if (bios->major_version < 5 && bios->data[0x48] & 0x4)
return NVReadVgaCrtc5758(dev, 0, 0xf) & 0xf;
+ if (drm->device.info.family >= NV_DEVICE_INFO_V0_MAXWELL)
+ return nvif_rd32(device, 0x001800) & 0x0000000f;
+ else
if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA)
return (nvif_rd32(device, NV_PEXTDEV_BOOT_0) >> 24) & 0xf;
else
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index bbc9824af6e0..ece9f4102c0e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -1833,7 +1833,7 @@ nvf1_chipset = {
.fb = gk104_fb_new,
.fuse = gf100_fuse_new,
.gpio = gk104_gpio_new,
- .i2c = gf119_i2c_new,
+ .i2c = gk104_i2c_new,
.ibus = gk104_ibus_new,
.imem = nv50_instmem_new,
.ltc = gk104_ltc_new,
@@ -1941,7 +1941,7 @@ nv117_chipset = {
.fb = gm107_fb_new,
.fuse = gm107_fuse_new,
.gpio = gk104_gpio_new,
- .i2c = gf119_i2c_new,
+ .i2c = gk104_i2c_new,
.ibus = gk104_ibus_new,
.imem = nv50_instmem_new,
.ltc = gm107_ltc_new,
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c
b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c
index e7cbc139c1d4..89976ff4b305 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c
@@ -59,6 +59,7 @@ gf100_fifo_gpfifo_engine_fini(struct nvkm_fifo_chan *base,
struct nvkm_gpuobj *inst = chan->base.inst;
int ret = 0;
+ mutex_lock(&subdev->mutex);
nvkm_wr32(device, 0x002634, chan->base.chid);
if (nvkm_msec(device, 2000,
if (nvkm_rd32(device, 0x002634) == chan->base.chid)
@@ -66,10 +67,12 @@ gf100_fifo_gpfifo_engine_fini(struct nvkm_fifo_chan *base,
) < 0) {
nvkm_error(subdev, "channel %d [%s] kick timeout\n",
chan->base.chid, chan->base.object.client->name);
- ret = -EBUSY;
- if (suspend)
- return ret;
+ ret = -ETIMEDOUT;
}
+ mutex_unlock(&subdev->mutex);
+
+ if (ret && suspend)
+ return ret;
if (offset) {
nvkm_kmap(inst);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
index 0b817540a9e4..aa1692e5669f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c
@@ -39,7 +39,9 @@ gk104_fifo_gpfifo_kick(struct gk104_fifo_chan *chan)
struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
struct nvkm_device *device = subdev->device;
struct nvkm_client *client = chan->base.object.client;
+ int ret = 0;
+ mutex_lock(&subdev->mutex);
nvkm_wr32(device, 0x002634, chan->base.chid);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x002634) & 0x00100000))
@@ -47,10 +49,10 @@ gk104_fifo_gpfifo_kick(struct gk104_fifo_chan *chan)
) < 0) {
nvkm_error(subdev, "channel %d [%s] kick timeout\n",
chan->base.chid, client->name);
- return -EBUSY;
+ ret = -ETIMEDOUT;
}
-
- return 0;
+ mutex_unlock(&subdev->mutex);
+ return ret;
}
static u32
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
index 212800ecdce9..7d1d3c6b4b72 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
@@ -12,6 +12,7 @@ struct nvbios_source {
bool rw;
bool ignore_checksum;
bool no_pcir;
+ bool require_checksum;
};
int nvbios_extend(struct nvkm_bios *, u32 length);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
index b2557e87afdd..7deb81b6dbac 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
@@ -86,9 +86,12 @@ shadow_image(struct nvkm_bios *bios, int idx, u32 offset,
struct shadow *mthd)
nvbios_checksum(&bios->data[image.base], image.size)) {
nvkm_debug(subdev, "%08x: checksum failed\n",
image.base);
- if (mthd->func->rw)
+ if (!mthd->func->require_checksum) {
+ if (mthd->func->rw)
+ score += 1;
score += 1;
- score += 1;
+ } else
+ return 0;
} else {
score += 3;
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
index 8fecb5ff22a0..06572f8ce914 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c
@@ -99,6 +99,7 @@ nvbios_acpi_fast = {
.init = acpi_init,
.read = acpi_read_fast,
.rw = false,
+ .require_checksum = true,
};
const struct nvbios_source
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
index 85b1464c0194..587c52f08d3f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c
@@ -47,8 +47,10 @@ nvkm_ltc_tags_clear(struct nvkm_ltc *ltc, u32 first, u32
count)
BUG_ON((first > limit) || (limit >= ltc->num_tags));
+ mutex_lock(<c->subdev.mutex);
ltc->func->cbc_clear(ltc, first, limit);
ltc->func->cbc_wait(ltc);
+ mutex_unlock(<c->subdev.mutex);
}
int
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c
b/drivers/gpu/drm/radeon/radeon_cursor.c
index afaf346bd50e..b5b9cb911111 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -90,6 +90,9 @@ static void radeon_show_cursor(struct drm_crtc *crtc)
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
struct radeon_device *rdev = crtc->dev->dev_private;
+ if (radeon_crtc->cursor_out_of_bounds)
+ return;
+
if (ASIC_IS_DCE4(rdev)) {
WREG32(EVERGREEN_CUR_SURFACE_ADDRESS_HIGH +
radeon_crtc->crtc_offset,
upper_32_bits(radeon_crtc->cursor_addr));
@@ -148,16 +151,17 @@ static int radeon_cursor_move_locked(struct drm_crtc
*crtc, int x, int y)
x += crtc->x;
y += crtc->y;
}
- DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
- if (x < 0) {
+ if (x < 0)
xorigin = min(-x, radeon_crtc->max_cursor_width - 1);
- x = 0;
- }
- if (y < 0) {
+ if (y < 0)
yorigin = min(-y, radeon_crtc->max_cursor_height - 1);
- y = 0;
+
+ if (!ASIC_IS_AVIVO(rdev)) {
+ x += crtc->x;
+ y += crtc->y;
}
+ DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
/* fixed on DCE6 and newer */
if (ASIC_IS_AVIVO(rdev) && !ASIC_IS_DCE6(rdev)) {
@@ -180,27 +184,31 @@ static int radeon_cursor_move_locked(struct drm_crtc
*crtc, int x, int y)
if (i > 1) {
int cursor_end, frame_end;
- cursor_end = x - xorigin + w;
+ cursor_end = x + w;
frame_end = crtc->x + crtc->mode.crtc_hdisplay;
if (cursor_end >= frame_end) {
w = w - (cursor_end - frame_end);
if (!(frame_end & 0x7f))
w--;
- } else {
- if (!(cursor_end & 0x7f))
- w--;
+ } else if (cursor_end <= 0) {
+ goto out_of_bounds;
+ } else if (!(cursor_end & 0x7f)) {
+ w--;
}
if (w <= 0) {
- w = 1;
- cursor_end = x - xorigin + w;
- if (!(cursor_end & 0x7f)) {
- x--;
- WARN_ON_ONCE(x < 0);
- }
+ goto out_of_bounds;
}
}
}
+ if (x <= (crtc->x - w) || y <= (crtc->y - radeon_crtc->cursor_height) ||
+ x >= (crtc->x + crtc->mode.crtc_hdisplay) ||
+ y >= (crtc->y + crtc->mode.crtc_vdisplay))
+ goto out_of_bounds;
+
+ x += xorigin;
+ y += yorigin;
+
if (ASIC_IS_DCE4(rdev)) {
WREG32(EVERGREEN_CUR_POSITION + radeon_crtc->crtc_offset, (x <<
16) | y);
WREG32(EVERGREEN_CUR_HOT_SPOT + radeon_crtc->crtc_offset,
(xorigin << 16) | yorigin);
@@ -212,6 +220,9 @@ static int radeon_cursor_move_locked(struct drm_crtc *crtc,
int x, int y)
WREG32(AVIVO_D1CUR_SIZE + radeon_crtc->crtc_offset,
((w - 1) << 16) | (radeon_crtc->cursor_height - 1));
} else {
+ x -= crtc->x;
+ y -= crtc->y;
+
if (crtc->mode.flags & DRM_MODE_FLAG_DBLSCAN)
y *= 2;
@@ -232,6 +243,19 @@ static int radeon_cursor_move_locked(struct drm_crtc
*crtc, int x, int y)
radeon_crtc->cursor_x = x;
radeon_crtc->cursor_y = y;
+ if (radeon_crtc->cursor_out_of_bounds) {
+ radeon_crtc->cursor_out_of_bounds = false;
+ if (radeon_crtc->cursor_bo)
+ radeon_show_cursor(crtc);
+ }
+
+ return 0;
+
+ out_of_bounds:
+ if (!radeon_crtc->cursor_out_of_bounds) {
+ radeon_hide_cursor(crtc);
+ radeon_crtc->cursor_out_of_bounds = true;
+ }
return 0;
}
@@ -297,22 +321,23 @@ int radeon_crtc_cursor_set2(struct drm_crtc *crtc,
return ret;
}
- radeon_crtc->cursor_width = width;
- radeon_crtc->cursor_height = height;
-
radeon_lock_cursor(crtc, true);
- if (hot_x != radeon_crtc->cursor_hot_x ||
+ if (width != radeon_crtc->cursor_width ||
+ height != radeon_crtc->cursor_height ||
+ hot_x != radeon_crtc->cursor_hot_x ||
hot_y != radeon_crtc->cursor_hot_y) {
int x, y;
x = radeon_crtc->cursor_x + radeon_crtc->cursor_hot_x - hot_x;
y = radeon_crtc->cursor_y + radeon_crtc->cursor_hot_y - hot_y;
- radeon_cursor_move_locked(crtc, x, y);
-
+ radeon_crtc->cursor_width = width;
+ radeon_crtc->cursor_height = height;
radeon_crtc->cursor_hot_x = hot_x;
radeon_crtc->cursor_hot_y = hot_y;
+
+ radeon_cursor_move_locked(crtc, x, y);
}
radeon_show_cursor(crtc);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h
b/drivers/gpu/drm/radeon/radeon_mode.h
index 7a0666ac4e23..d8f8be608c19 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -330,6 +330,7 @@ struct radeon_crtc {
u16 lut_r[256], lut_g[256], lut_b[256];
bool enabled;
bool can_tile;
+ bool cursor_out_of_bounds;
uint32_t crtc_offset;
struct drm_gem_object *cursor_bo;
uint64_t cursor_addr;
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 10191b935937..eb2a2a49974f 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -3026,6 +3026,7 @@ static void si_apply_state_adjust_rules(struct
radeon_device *rdev,
(rdev->pdev->revision == 0x80) ||
(rdev->pdev->revision == 0x81) ||
(rdev->pdev->revision == 0x83) ||
+ (rdev->pdev->revision == 0x87) ||
(rdev->pdev->device == 0x6604) ||
(rdev->pdev->device == 0x6605)) {
max_sclk = 75000;
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 2281de122038..8d84c563ba75 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1745,7 +1745,7 @@ find_mad_agent(struct ib_mad_port_private *port_priv,
if (!class)
goto out;
if (convert_mgmt_class(mad_hdr->mgmt_class) >=
- IB_MGMT_MAX_METHODS)
+ ARRAY_SIZE(class->method_table))
goto out;
method = class->method_table[convert_mgmt_class(
mad_hdr->mgmt_class)];
diff --git a/drivers/infiniband/core/multicast.c
b/drivers/infiniband/core/multicast.c
index 6aa648cb5381..2cd97977b988 100644
--- a/drivers/infiniband/core/multicast.c
+++ b/drivers/infiniband/core/multicast.c
@@ -517,8 +517,11 @@ static void join_handler(int status, struct
ib_sa_mcmember_rec *rec,
process_join_error(group, status);
else {
int mgids_changed, is_mgid0;
- ib_find_pkey(group->port->dev->device, group->port->port_num,
- be16_to_cpu(rec->pkey), &pkey_index);
+
+ if (ib_find_pkey(group->port->dev->device,
+ group->port->port_num, be16_to_cpu(rec->pkey),
+ &pkey_index))
+ pkey_index = MCAST_INVALID_PKEY_INDEX;
spin_lock_irq(&group->port->lock);
if (group->state == MCAST_BUSY &&
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 87799de90a1d..8ec99bdea76b 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -563,8 +563,11 @@ void ipoib_mcast_join_task(struct work_struct *work)
if (!test_bit(IPOIB_FLAG_OPER_UP, &priv->flags))
return;
- if (ib_query_port(priv->ca, priv->port, &port_attr) ||
- port_attr.state != IB_PORT_ACTIVE) {
+ if (ib_query_port(priv->ca, priv->port, &port_attr)) {
+ ipoib_dbg(priv, "ib_query_port() failed\n");
+ return;
+ }
+ if (port_attr.state != IB_PORT_ACTIVE) {
ipoib_dbg(priv, "port state is not ACTIVE (state = %d)
suspending join task\n",
port_attr.state);
return;
diff --git a/drivers/input/misc/drv260x.c b/drivers/input/misc/drv260x.c
index 2adfd86c869a..930424e55439 100644
--- a/drivers/input/misc/drv260x.c
+++ b/drivers/input/misc/drv260x.c
@@ -592,7 +592,6 @@ static int drv260x_probe(struct i2c_client *client,
}
haptics->input_dev->name = "drv260x:haptics";
- haptics->input_dev->dev.parent = client->dev.parent;
haptics->input_dev->close = drv260x_close;
input_set_drvdata(haptics->input_dev, haptics);
input_set_capability(haptics->input_dev, EV_FF, FF_RUMBLE);
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 10ce885445f6..7af976934441 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -6980,6 +6980,15 @@ static int run(struct mddev *mddev)
stripe = (stripe | (stripe-1)) + 1;
mddev->queue->limits.discard_alignment = stripe;
mddev->queue->limits.discard_granularity = stripe;
+
+ /*
+ * We use 16-bit counter of active stripes in bi_phys_segments
+ * (minus one for over-loaded initialization)
+ */
+ blk_queue_max_hw_sectors(mddev->queue, 0xfffe * STRIPE_SECTORS);
+ blk_queue_max_discard_sectors(mddev->queue,
+ 0xfffe * STRIPE_SECTORS);
+
/*
* unaligned part of discard request will be ignored, so can't
* guarantee discard_zeroes_data
diff --git a/drivers/media/pci/solo6x10/solo6x10.h
b/drivers/media/pci/solo6x10/solo6x10.h
index 4ab6586c0467..f53e59e9c0ea 100644
--- a/drivers/media/pci/solo6x10/solo6x10.h
+++ b/drivers/media/pci/solo6x10/solo6x10.h
@@ -286,7 +286,10 @@ static inline u32 solo_reg_read(struct solo_dev *solo_dev,
int reg)
static inline void solo_reg_write(struct solo_dev *solo_dev, int reg,
u32 data)
{
+ u16 val;
+
writel(data, solo_dev->reg_base + reg);
+ pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
}
static inline void solo_irq_on(struct solo_dev *dev, u32 mask)
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index 958af84884b5..2ff39fbc70d1 100644
--- a/drivers/misc/mei/client.c
+++ b/drivers/misc/mei/client.c
@@ -698,7 +698,7 @@ void mei_host_client_init(struct work_struct *work)
pm_runtime_mark_last_busy(dev->dev);
dev_dbg(dev->dev, "rpm: autosuspend\n");
- pm_runtime_autosuspend(dev->dev);
+ pm_request_autosuspend(dev->dev);
}
/**
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 64a428984afe..7277dfd7338f 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2040,7 +2040,27 @@ static int sdhci_execute_tuning(struct mmc_host *mmc,
u32 opcode)
ctrl &= ~SDHCI_CTRL_EXEC_TUNING;
sdhci_writew(host, ctrl, SDHCI_HOST_CONTROL2);
+ sdhci_do_reset(host, SDHCI_RESET_CMD);
+ sdhci_do_reset(host, SDHCI_RESET_DATA);
+
err = -EIO;
+
+ if (cmd.opcode != MMC_SEND_TUNING_BLOCK_HS200)
+ goto out;
+
+ sdhci_writel(host, host->ier, SDHCI_INT_ENABLE);
+ sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE);
+
+ spin_unlock_irqrestore(&host->lock, flags);
+
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.opcode = MMC_STOP_TRANSMISSION;
+ cmd.flags = MMC_RSP_SPI_R1B | MMC_RSP_R1B | MMC_CMD_AC;
+ cmd.busy_timeout = 50;
+ mmc_wait_for_cmd(mmc, &cmd, 0);
+
+ spin_lock_irqsave(&host->lock, flags);
+
goto out;
}
diff --git a/drivers/net/ethernet/marvell/mvpp2.c
b/drivers/net/ethernet/marvell/mvpp2.c
index a4beccf1fd46..25aba9886990 100644
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -772,6 +772,17 @@ struct mvpp2_rx_desc {
u32 reserved8;
};
+struct mvpp2_txq_pcpu_buf {
+ /* Transmitted SKB */
+ struct sk_buff *skb;
+
+ /* Physical address of transmitted buffer */
+ dma_addr_t phys;
+
+ /* Size transmitted */
+ size_t size;
+};
+
/* Per-CPU Tx queue control */
struct mvpp2_txq_pcpu {
int cpu;
@@ -787,11 +798,8 @@ struct mvpp2_txq_pcpu {
/* Number of Tx DMA descriptors reserved for each CPU */
int reserved_num;
- /* Array of transmitted skb */
- struct sk_buff **tx_skb;
-
- /* Array of transmitted buffers' physical addresses */
- dma_addr_t *tx_buffs;
+ /* Infos about transmitted buffers */
+ struct mvpp2_txq_pcpu_buf *buffs;
/* Index of last TX DMA descriptor that was inserted */
int txq_put_index;
@@ -981,10 +989,11 @@ static void mvpp2_txq_inc_put(struct mvpp2_txq_pcpu
*txq_pcpu,
struct sk_buff *skb,
struct mvpp2_tx_desc *tx_desc)
{
- txq_pcpu->tx_skb[txq_pcpu->txq_put_index] = skb;
- if (skb)
- txq_pcpu->tx_buffs[txq_pcpu->txq_put_index] =
- tx_desc->buf_phys_addr;
+ struct mvpp2_txq_pcpu_buf *tx_buf =
+ txq_pcpu->buffs + txq_pcpu->txq_put_index;
+ tx_buf->skb = skb;
+ tx_buf->size = tx_desc->data_size;
+ tx_buf->phys = tx_desc->buf_phys_addr;
txq_pcpu->txq_put_index++;
if (txq_pcpu->txq_put_index == txq_pcpu->size)
txq_pcpu->txq_put_index = 0;
@@ -4403,17 +4412,16 @@ static void mvpp2_txq_bufs_free(struct mvpp2_port *port,
int i;
for (i = 0; i < num; i++) {
- dma_addr_t buf_phys_addr =
- txq_pcpu->tx_buffs[txq_pcpu->txq_get_index];
- struct sk_buff *skb = txq_pcpu->tx_skb[txq_pcpu->txq_get_index];
+ struct mvpp2_txq_pcpu_buf *tx_buf =
+ txq_pcpu->buffs + txq_pcpu->txq_get_index;
mvpp2_txq_inc_get(txq_pcpu);
- dma_unmap_single(port->dev->dev.parent, buf_phys_addr,
- skb_headlen(skb), DMA_TO_DEVICE);
- if (!skb)
+ dma_unmap_single(port->dev->dev.parent, tx_buf->phys,
+ tx_buf->size, DMA_TO_DEVICE);
+ if (!tx_buf->skb)
continue;
- dev_kfree_skb_any(skb);
+ dev_kfree_skb_any(tx_buf->skb);
}
}
@@ -4664,15 +4672,10 @@ static int mvpp2_txq_init(struct mvpp2_port *port,
for_each_present_cpu(cpu) {
txq_pcpu = per_cpu_ptr(txq->pcpu, cpu);
txq_pcpu->size = txq->size;
- txq_pcpu->tx_skb = kmalloc(txq_pcpu->size *
- sizeof(*txq_pcpu->tx_skb),
- GFP_KERNEL);
- if (!txq_pcpu->tx_skb)
- goto error;
-
- txq_pcpu->tx_buffs = kmalloc(txq_pcpu->size *
- sizeof(dma_addr_t), GFP_KERNEL);
- if (!txq_pcpu->tx_buffs)
+ txq_pcpu->buffs = kmalloc(txq_pcpu->size *
+ sizeof(struct mvpp2_txq_pcpu_buf),
+ GFP_KERNEL);
+ if (!txq_pcpu->buffs)
goto error;
txq_pcpu->count = 0;
@@ -4686,8 +4689,7 @@ static int mvpp2_txq_init(struct mvpp2_port *port,
error:
for_each_present_cpu(cpu) {
txq_pcpu = per_cpu_ptr(txq->pcpu, cpu);
- kfree(txq_pcpu->tx_skb);
- kfree(txq_pcpu->tx_buffs);
+ kfree(txq_pcpu->buffs);
}
dma_free_coherent(port->dev->dev.parent,
@@ -4706,8 +4708,7 @@ static void mvpp2_txq_deinit(struct mvpp2_port *port,
for_each_present_cpu(cpu) {
txq_pcpu = per_cpu_ptr(txq->pcpu, cpu);
- kfree(txq_pcpu->tx_skb);
- kfree(txq_pcpu->tx_buffs);
+ kfree(txq_pcpu->buffs);
}
if (txq->descs)
diff --git a/drivers/net/wireless/ath/ath9k/pci.c
b/drivers/net/wireless/ath/ath9k/pci.c
index 7cdaf40c3057..ea7b8c25955f 100644
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -27,7 +27,6 @@ static const struct pci_device_id ath_pci_id_table[] = {
{ PCI_VDEVICE(ATHEROS, 0x0023) }, /* PCI */
{ PCI_VDEVICE(ATHEROS, 0x0024) }, /* PCI-E */
{ PCI_VDEVICE(ATHEROS, 0x0027) }, /* PCI */
- { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
#ifdef CONFIG_ATH9K_PCOEM
/* Mini PCI AR9220 MB92 cards: Compex WLM200NX, Wistron DNMA-92 */
@@ -38,7 +37,7 @@ static const struct pci_device_id ath_pci_id_table[] = {
.driver_data = ATH9K_PCI_LED_ACT_HI },
#endif
- { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
+ { PCI_VDEVICE(ATHEROS, 0x0029) }, /* PCI */
#ifdef CONFIG_ATH9K_PCOEM
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
@@ -86,7 +85,11 @@ static const struct pci_device_id ath_pci_id_table[] = {
0x10CF, /* Fujitsu */
0x1536),
.driver_data = ATH9K_PCI_D3_L1_WAR },
+#endif
+ { PCI_VDEVICE(ATHEROS, 0x002A) }, /* PCI-E */
+
+#ifdef CONFIG_ATH9K_PCOEM
/* AR9285 card for Asus */
{ PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS,
0x002B,
diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c
b/drivers/net/wireless/realtek/rtlwifi/base.c
index 7a40d8dffa36..aab752328c26 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.c
+++ b/drivers/net/wireless/realtek/rtlwifi/base.c
@@ -1303,12 +1303,13 @@ EXPORT_SYMBOL_GPL(rtl_action_proc);
static void setup_arp_tx(struct rtl_priv *rtlpriv, struct rtl_ps_ctl *ppsc)
{
+ struct ieee80211_hw *hw = rtlpriv->hw;
+
rtlpriv->ra.is_special_data = true;
if (rtlpriv->cfg->ops->get_btc_status())
rtlpriv->btcoexist.btc_ops->btc_special_packet_notify(
rtlpriv, 1);
- rtlpriv->enter_ps = false;
- schedule_work(&rtlpriv->works.lps_change_work);
+ rtl_lps_leave(hw);
ppsc->last_delaylps_stamp_jiffies = jiffies;
}
@@ -1381,8 +1382,7 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct
sk_buff *skb, u8 is_tx,
if (is_tx) {
rtlpriv->ra.is_special_data = true;
- rtlpriv->enter_ps = false;
- schedule_work(&rtlpriv->works.lps_change_work);
+ rtl_lps_leave(hw);
ppsc->last_delaylps_stamp_jiffies = jiffies;
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c
b/drivers/net/wireless/realtek/rtlwifi/core.c
index c925a4dff599..e36d8c456275 100644
--- a/drivers/net/wireless/realtek/rtlwifi/core.c
+++ b/drivers/net/wireless/realtek/rtlwifi/core.c
@@ -1153,10 +1153,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw
*hw,
} else {
mstatus = RT_MEDIA_DISCONNECT;
- if (mac->link_state == MAC80211_LINKED) {
- rtlpriv->enter_ps = false;
- schedule_work(&rtlpriv->works.lps_change_work);
- }
+ if (mac->link_state == MAC80211_LINKED)
+ rtl_lps_leave(hw);
if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE)
rtl_p2p_ps_cmd(hw, P2P_PS_DISABLE);
mac->link_state = MAC80211_NOLINK;
@@ -1432,8 +1430,7 @@ static void rtl_op_sw_scan_start(struct ieee80211_hw *hw,
}
if (mac->link_state == MAC80211_LINKED) {
- rtlpriv->enter_ps = false;
- schedule_work(&rtlpriv->works.lps_change_work);
+ rtl_lps_leave(hw);
mac->link_state = MAC80211_LINKED_SCANNING;
} else {
rtl_ips_nic_on(hw);
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c
b/drivers/net/wireless/realtek/rtlwifi/pci.c
index 5b4048041147..a52230377e2c 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -664,11 +664,9 @@ tx_status_ok:
}
if (((rtlpriv->link_info.num_rx_inperiod +
- rtlpriv->link_info.num_tx_inperiod) > 8) ||
- (rtlpriv->link_info.num_rx_inperiod > 2)) {
- rtlpriv->enter_ps = false;
- schedule_work(&rtlpriv->works.lps_change_work);
- }
+ rtlpriv->link_info.num_tx_inperiod) > 8) ||
+ (rtlpriv->link_info.num_rx_inperiod > 2))
+ rtl_lps_leave(hw);
}
static int _rtl_pci_init_one_rxdesc(struct ieee80211_hw *hw,
@@ -919,10 +917,8 @@ new_trx_end:
}
if (((rtlpriv->link_info.num_rx_inperiod +
rtlpriv->link_info.num_tx_inperiod) > 8) ||
- (rtlpriv->link_info.num_rx_inperiod > 2)) {
- rtlpriv->enter_ps = false;
- schedule_work(&rtlpriv->works.lps_change_work);
- }
+ (rtlpriv->link_info.num_rx_inperiod > 2))
+ rtl_lps_leave(hw);
skb = new_skb;
no_new:
if (rtlpriv->use_new_trx_flow) {
diff --git a/drivers/net/wireless/realtek/rtlwifi/ps.c
b/drivers/net/wireless/realtek/rtlwifi/ps.c
index b69321d45f04..626ff300352b 100644
--- a/drivers/net/wireless/realtek/rtlwifi/ps.c
+++ b/drivers/net/wireless/realtek/rtlwifi/ps.c
@@ -414,8 +414,8 @@ void rtl_lps_set_psmode(struct ieee80211_hw *hw, u8
rt_psmode)
}
}
-/*Enter the leisure power save mode.*/
-void rtl_lps_enter(struct ieee80211_hw *hw)
+/* Interrupt safe routine to enter the leisure power save mode.*/
+static void rtl_lps_enter_core(struct ieee80211_hw *hw)
{
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
@@ -455,10 +455,9 @@ void rtl_lps_enter(struct ieee80211_hw *hw)
spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag);
}
-EXPORT_SYMBOL(rtl_lps_enter);
-/*Leave the leisure power save mode.*/
-void rtl_lps_leave(struct ieee80211_hw *hw)
+/* Interrupt safe routine to leave the leisure power save mode.*/
+static void rtl_lps_leave_core(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
@@ -488,7 +487,6 @@ void rtl_lps_leave(struct ieee80211_hw *hw)
}
spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag);
}
-EXPORT_SYMBOL(rtl_lps_leave);
/* For sw LPS*/
void rtl_swlps_beacon(struct ieee80211_hw *hw, void *data, unsigned int len)
@@ -681,12 +679,34 @@ void rtl_lps_change_work_callback(struct work_struct
*work)
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (rtlpriv->enter_ps)
- rtl_lps_enter(hw);
+ rtl_lps_enter_core(hw);
else
- rtl_lps_leave(hw);
+ rtl_lps_leave_core(hw);
}
EXPORT_SYMBOL_GPL(rtl_lps_change_work_callback);
+void rtl_lps_enter(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ if (!in_interrupt())
+ return rtl_lps_enter_core(hw);
+ rtlpriv->enter_ps = true;
+ schedule_work(&rtlpriv->works.lps_change_work);
+}
+EXPORT_SYMBOL_GPL(rtl_lps_enter);
+
+void rtl_lps_leave(struct ieee80211_hw *hw)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+
+ if (!in_interrupt())
+ return rtl_lps_leave_core(hw);
+ rtlpriv->enter_ps = false;
+ schedule_work(&rtlpriv->works.lps_change_work);
+}
+EXPORT_SYMBOL_GPL(rtl_lps_leave);
+
void rtl_swlps_wq_callback(void *data)
{
struct rtl_works *rtlworks = container_of_dwork_rtl(data,
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 42d8617352ae..e311a9bf2c90 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2043,6 +2043,10 @@ bool pci_dev_run_wake(struct pci_dev *dev)
if (!dev->pme_support)
return false;
+ /* PME-capable in principle, but not from the intended sleep state */
+ if (!pci_pme_capable(dev, pci_target_state(dev)))
+ return false;
+
while (bus->parent) {
struct pci_dev *bridge = bus->self;
diff --git a/drivers/platform/x86/asus-nb-wmi.c
b/drivers/platform/x86/asus-nb-wmi.c
index 131fee2b093e..a3661cc44f86 100644
--- a/drivers/platform/x86/asus-nb-wmi.c
+++ b/drivers/platform/x86/asus-nb-wmi.c
@@ -128,6 +128,15 @@ static const struct dmi_system_id asus_quirks[] = {
},
{
.callback = dmi_matched,
+ .ident = "ASUSTeK COMPUTER INC. X45U",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "X45U"),
+ },
+ .driver_data = &quirk_asus_wapf4,
+ },
+ {
+ .callback = dmi_matched,
.ident = "ASUSTeK COMPUTER INC. X456UA",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
diff --git a/drivers/regulator/stw481x-vmmc.c b/drivers/regulator/stw481x-vmmc.c
index 7d2ae3e9e942..342f5da79975 100644
--- a/drivers/regulator/stw481x-vmmc.c
+++ b/drivers/regulator/stw481x-vmmc.c
@@ -47,7 +47,8 @@ static struct regulator_desc vmmc_regulator = {
.volt_table = stw481x_vmmc_voltages,
.enable_time = 200, /* FIXME: look this up */
.enable_reg = STW_CONF1,
- .enable_mask = STW_CONF1_PDN_VMMC,
+ .enable_mask = STW_CONF1_PDN_VMMC | STW_CONF1_MMC_LS_STATUS,
+ .enable_val = STW_CONF1_PDN_VMMC,
.vsel_reg = STW_CONF1,
.vsel_mask = STW_CONF1_VMMC_MASK,
};
diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c
index 799c1524c779..4b8de3e70cf2 100644
--- a/drivers/s390/char/vmlogrdr.c
+++ b/drivers/s390/char/vmlogrdr.c
@@ -872,7 +872,7 @@ static int __init vmlogrdr_init(void)
goto cleanup;
for (i=0; i < MAXMINOR; ++i ) {
- sys_ser[i].buffer = (char *) get_zeroed_page(GFP_KERNEL);
+ sys_ser[i].buffer = (char *) get_zeroed_page(GFP_KERNEL |
GFP_DMA);
if (!sys_ser[i].buffer) {
rc = -ENOMEM;
break;
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 581001989937..d5bf36ec8a75 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -289,11 +289,12 @@ void zfcp_dbf_rec_trig(char *tag, struct zfcp_adapter
*adapter,
/**
- * zfcp_dbf_rec_run - trace event related to running recovery
+ * zfcp_dbf_rec_run_lvl - trace event related to running recovery
+ * @level: trace level to be used for event
* @tag: identifier for event
* @erp: erp_action running
*/
-void zfcp_dbf_rec_run(char *tag, struct zfcp_erp_action *erp)
+void zfcp_dbf_rec_run_lvl(int level, char *tag, struct zfcp_erp_action *erp)
{
struct zfcp_dbf *dbf = erp->adapter->dbf;
struct zfcp_dbf_rec *rec = &dbf->rec_buf;
@@ -319,11 +320,21 @@ void zfcp_dbf_rec_run(char *tag, struct zfcp_erp_action
*erp)
else
rec->u.run.rec_count = atomic_read(&erp->adapter->erp_counter);
- debug_event(dbf->rec, 1, rec, sizeof(*rec));
+ debug_event(dbf->rec, level, rec, sizeof(*rec));
spin_unlock_irqrestore(&dbf->rec_lock, flags);
}
/**
+ * zfcp_dbf_rec_run - trace event related to running recovery
+ * @tag: identifier for event
+ * @erp: erp_action running
+ */
+void zfcp_dbf_rec_run(char *tag, struct zfcp_erp_action *erp)
+{
+ zfcp_dbf_rec_run_lvl(1, tag, erp);
+}
+
+/**
* zfcp_dbf_rec_run_wka - trace wka port event with info like running recovery
* @tag: identifier for event
* @wka_port: well known address port
diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h
index 36d07584271d..db186d44cfaf 100644
--- a/drivers/s390/scsi/zfcp_dbf.h
+++ b/drivers/s390/scsi/zfcp_dbf.h
@@ -2,7 +2,7 @@
* zfcp device driver
* debug feature declarations
*
- * Copyright IBM Corp. 2008, 2015
+ * Copyright IBM Corp. 2008, 2016
*/
#ifndef ZFCP_DBF_H
@@ -283,6 +283,30 @@ struct zfcp_dbf {
struct zfcp_dbf_scsi scsi_buf;
};
+/**
+ * zfcp_dbf_hba_fsf_resp_suppress - true if we should not trace by default
+ * @req: request that has been completed
+ *
+ * Returns true if FCP response with only benign residual under count.
+ */
+static inline
+bool zfcp_dbf_hba_fsf_resp_suppress(struct zfcp_fsf_req *req)
+{
+ struct fsf_qtcb *qtcb = req->qtcb;
+ u32 fsf_stat = qtcb->header.fsf_status;
+ struct fcp_resp *fcp_rsp;
+ u8 rsp_flags, fr_status;
+
+ if (qtcb->prefix.qtcb_type != FSF_IO_COMMAND)
+ return false; /* not an FCP response */
+ fcp_rsp = (struct fcp_resp *)&qtcb->bottom.io.fcp_rsp;
+ rsp_flags = fcp_rsp->fr_flags;
+ fr_status = fcp_rsp->fr_status;
+ return (fsf_stat == FSF_FCP_RSP_AVAILABLE) &&
+ (rsp_flags == FCP_RESID_UNDER) &&
+ (fr_status == SAM_STAT_GOOD);
+}
+
static inline
void zfcp_dbf_hba_fsf_resp(char *tag, int level, struct zfcp_fsf_req *req)
{
@@ -304,7 +328,9 @@ void zfcp_dbf_hba_fsf_response(struct zfcp_fsf_req *req)
zfcp_dbf_hba_fsf_resp("fs_perr", 1, req);
} else if (qtcb->header.fsf_status != FSF_GOOD) {
- zfcp_dbf_hba_fsf_resp("fs_ferr", 1, req);
+ zfcp_dbf_hba_fsf_resp("fs_ferr",
+ zfcp_dbf_hba_fsf_resp_suppress(req)
+ ? 5 : 1, req);
} else if ((req->fsf_command == FSF_QTCB_OPEN_PORT_WITH_DID) ||
(req->fsf_command == FSF_QTCB_OPEN_LUN)) {
@@ -388,4 +414,15 @@ void zfcp_dbf_scsi_devreset(char *tag, struct scsi_cmnd
*scmnd, u8 flag)
_zfcp_dbf_scsi(tmp_tag, 1, scmnd, NULL);
}
+/**
+ * zfcp_dbf_scsi_nullcmnd() - trace NULLify of SCSI command in dev/tgt-reset.
+ * @scmnd: SCSI command that was NULLified.
+ * @fsf_req: request that owned @scmnd.
+ */
+static inline void zfcp_dbf_scsi_nullcmnd(struct scsi_cmnd *scmnd,
+ struct zfcp_fsf_req *fsf_req)
+{
+ _zfcp_dbf_scsi("scfc__1", 3, scmnd, fsf_req);
+}
+
#endif /* ZFCP_DBF_H */
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index a59d678125bd..7ccfce559034 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -3,7 +3,7 @@
*
* Error Recovery Procedures (ERP).
*
- * Copyright IBM Corp. 2002, 2015
+ * Copyright IBM Corp. 2002, 2016
*/
#define KMSG_COMPONENT "zfcp"
@@ -1204,6 +1204,62 @@ static void zfcp_erp_action_dequeue(struct
zfcp_erp_action *erp_action)
}
}
+/**
+ * zfcp_erp_try_rport_unblock - unblock rport if no more/new recovery
+ * @port: zfcp_port whose fc_rport we should try to unblock
+ */
+static void zfcp_erp_try_rport_unblock(struct zfcp_port *port)
+{
+ unsigned long flags;
+ struct zfcp_adapter *adapter = port->adapter;
+ int port_status;
+ struct Scsi_Host *shost = adapter->scsi_host;
+ struct scsi_device *sdev;
+
+ write_lock_irqsave(&adapter->erp_lock, flags);
+ port_status = atomic_read(&port->status);
+ if ((port_status & ZFCP_STATUS_COMMON_UNBLOCKED) == 0 ||
+ (port_status & (ZFCP_STATUS_COMMON_ERP_INUSE |
+ ZFCP_STATUS_COMMON_ERP_FAILED)) != 0) {
+ /* new ERP of severity >= port triggered elsewhere meanwhile or
+ * local link down (adapter erp_failed but not clear unblock)
+ */
+ zfcp_dbf_rec_run_lvl(4, "ertru_p", &port->erp_action);
+ write_unlock_irqrestore(&adapter->erp_lock, flags);
+ return;
+ }
+ spin_lock(shost->host_lock);
+ __shost_for_each_device(sdev, shost) {
+ struct zfcp_scsi_dev *zsdev = sdev_to_zfcp(sdev);
+ int lun_status;
+
+ if (zsdev->port != port)
+ continue;
+ /* LUN under port of interest */
+ lun_status = atomic_read(&zsdev->status);
+ if ((lun_status & ZFCP_STATUS_COMMON_ERP_FAILED) != 0)
+ continue; /* unblock rport despite failed LUNs */
+ /* LUN recovery not given up yet [maybe follow-up pending] */
+ if ((lun_status & ZFCP_STATUS_COMMON_UNBLOCKED) == 0 ||
+ (lun_status & ZFCP_STATUS_COMMON_ERP_INUSE) != 0) {
+ /* LUN blocked:
+ * not yet unblocked [LUN recovery pending]
+ * or meanwhile blocked [new LUN recovery triggered]
+ */
+ zfcp_dbf_rec_run_lvl(4, "ertru_l", &zsdev->erp_action);
+ spin_unlock(shost->host_lock);
+ write_unlock_irqrestore(&adapter->erp_lock, flags);
+ return;
+ }
+ }
+ /* now port has no child or all children have completed recovery,
+ * and no ERP of severity >= port was meanwhile triggered elsewhere
+ */
+ zfcp_scsi_schedule_rport_register(port);
+ spin_unlock(shost->host_lock);
+ write_unlock_irqrestore(&adapter->erp_lock, flags);
+}
+
static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result)
{
struct zfcp_adapter *adapter = act->adapter;
@@ -1214,6 +1270,7 @@ static void zfcp_erp_action_cleanup(struct
zfcp_erp_action *act, int result)
case ZFCP_ERP_ACTION_REOPEN_LUN:
if (!(act->status & ZFCP_STATUS_ERP_NO_REF))
scsi_device_put(sdev);
+ zfcp_erp_try_rport_unblock(port);
break;
case ZFCP_ERP_ACTION_REOPEN_PORT:
@@ -1224,7 +1281,7 @@ static void zfcp_erp_action_cleanup(struct
zfcp_erp_action *act, int result)
*/
if (act->step != ZFCP_ERP_STEP_UNINITIALIZED)
if (result == ZFCP_ERP_SUCCEEDED)
- zfcp_scsi_schedule_rport_register(port);
+ zfcp_erp_try_rport_unblock(port);
/* fall through */
case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
put_device(&port->dev);
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index c8fed9fa1cca..21c8c689b02b 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -3,7 +3,7 @@
*
* External function declarations.
*
- * Copyright IBM Corp. 2002, 2015
+ * Copyright IBM Corp. 2002, 2016
*/
#ifndef ZFCP_EXT_H
@@ -35,6 +35,8 @@ extern void zfcp_dbf_adapter_unregister(struct zfcp_adapter
*);
extern void zfcp_dbf_rec_trig(char *, struct zfcp_adapter *,
struct zfcp_port *, struct scsi_device *, u8, u8);
extern void zfcp_dbf_rec_run(char *, struct zfcp_erp_action *);
+extern void zfcp_dbf_rec_run_lvl(int level, char *tag,
+ struct zfcp_erp_action *erp);
extern void zfcp_dbf_rec_run_wka(char *, struct zfcp_fc_wka_port *, u64);
extern void zfcp_dbf_hba_fsf_uss(char *, struct zfcp_fsf_req *);
extern void zfcp_dbf_hba_fsf_res(char *, int, struct zfcp_fsf_req *);
diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h
index be1c04b334c5..ea3c76ac0de1 100644
--- a/drivers/s390/scsi/zfcp_fsf.h
+++ b/drivers/s390/scsi/zfcp_fsf.h
@@ -3,7 +3,7 @@
*
* Interface to the FSF support functions.
*
- * Copyright IBM Corp. 2002, 2015
+ * Copyright IBM Corp. 2002, 2016
*/
#ifndef FSF_H
@@ -78,6 +78,7 @@
#define FSF_APP_TAG_CHECK_FAILURE 0x00000082
#define FSF_REF_TAG_CHECK_FAILURE 0x00000083
#define FSF_ADAPTER_STATUS_AVAILABLE 0x000000AD
+#define FSF_FCP_RSP_AVAILABLE 0x000000AF
#define FSF_UNKNOWN_COMMAND 0x000000E2
#define FSF_UNKNOWN_OP_SUBTYPE 0x000000E3
#define FSF_INVALID_COMMAND_OPTION 0x000000E5
diff --git a/drivers/s390/scsi/zfcp_reqlist.h b/drivers/s390/scsi/zfcp_reqlist.h
index 7c2c6194dfca..703fce59befe 100644
--- a/drivers/s390/scsi/zfcp_reqlist.h
+++ b/drivers/s390/scsi/zfcp_reqlist.h
@@ -4,7 +4,7 @@
* Data structure and helper functions for tracking pending FSF
* requests.
*
- * Copyright IBM Corp. 2009
+ * Copyright IBM Corp. 2009, 2016
*/
#ifndef ZFCP_REQLIST_H
@@ -180,4 +180,32 @@ static inline void zfcp_reqlist_move(struct zfcp_reqlist
*rl,
spin_unlock_irqrestore(&rl->lock, flags);
}
+/**
+ * zfcp_reqlist_apply_for_all() - apply a function to every request.
+ * @rl: the requestlist that contains the target requests.
+ * @f: the function to apply to each request; the first parameter of the
+ * function will be the target-request; the second parameter is the same
+ * pointer as given with the argument @data.
+ * @data: freely chosen argument; passed through to @f as second parameter.
+ *
+ * Uses :c:macro:`list_for_each_entry` to iterate over the lists in the hash-
+ * table (not a 'safe' variant, so don't modify the list).
+ *
+ * Holds @rl->lock over the entire request-iteration.
+ */
+static inline void
+zfcp_reqlist_apply_for_all(struct zfcp_reqlist *rl,
+ void (*f)(struct zfcp_fsf_req *, void *), void *data)
+{
+ struct zfcp_fsf_req *req;
+ unsigned long flags;
+ unsigned int i;
+
+ spin_lock_irqsave(&rl->lock, flags);
+ for (i = 0; i < ZFCP_REQ_LIST_BUCKETS; i++)
+ list_for_each_entry(req, &rl->buckets[i], list)
+ f(req, data);
+ spin_unlock_irqrestore(&rl->lock, flags);
+}
+
#endif /* ZFCP_REQLIST_H */
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 9069f98a1817..07ffdbb5107f 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -3,7 +3,7 @@
*
* Interface to Linux SCSI midlayer.
*
- * Copyright IBM Corp. 2002, 2015
+ * Copyright IBM Corp. 2002, 2016
*/
#define KMSG_COMPONENT "zfcp"
@@ -88,9 +88,7 @@ int zfcp_scsi_queuecommand(struct Scsi_Host *shost, struct
scsi_cmnd *scpnt)
}
if (unlikely(!(status & ZFCP_STATUS_COMMON_UNBLOCKED))) {
- /* This could be either
- * open LUN pending: this is temporary, will result in
- * open LUN or ERP_FAILED, so retry command
+ /* This could be
* call to rport_delete pending: mimic retry from
* fc_remote_port_chkready until rport is BLOCKED
*/
@@ -209,6 +207,57 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd
*scpnt)
return retval;
}
+struct zfcp_scsi_req_filter {
+ u8 tmf_scope;
+ u32 lun_handle;
+ u32 port_handle;
+};
+
+static void zfcp_scsi_forget_cmnd(struct zfcp_fsf_req *old_req, void *data)
+{
+ struct zfcp_scsi_req_filter *filter =
+ (struct zfcp_scsi_req_filter *)data;
+
+ /* already aborted - prevent side-effects - or not a SCSI command */
+ if (old_req->data == NULL || old_req->fsf_command != FSF_QTCB_FCP_CMND)
+ return;
+
+ /* (tmf_scope == FCP_TMF_TGT_RESET || tmf_scope == FCP_TMF_LUN_RESET) */
+ if (old_req->qtcb->header.port_handle != filter->port_handle)
+ return;
+
+ if (filter->tmf_scope == FCP_TMF_LUN_RESET &&
+ old_req->qtcb->header.lun_handle != filter->lun_handle)
+ return;
+
+ zfcp_dbf_scsi_nullcmnd((struct scsi_cmnd *)old_req->data, old_req);
+ old_req->data = NULL;
+}
+
+static void zfcp_scsi_forget_cmnds(struct zfcp_scsi_dev *zsdev, u8 tm_flags)
+{
+ struct zfcp_adapter *adapter = zsdev->port->adapter;
+ struct zfcp_scsi_req_filter filter = {
+ .tmf_scope = FCP_TMF_TGT_RESET,
+ .port_handle = zsdev->port->handle,
+ };
+ unsigned long flags;
+
+ if (tm_flags == FCP_TMF_LUN_RESET) {
+ filter.tmf_scope = FCP_TMF_LUN_RESET;
+ filter.lun_handle = zsdev->lun_handle;
+ }
+
+ /*
+ * abort_lock secures against other processings - in the abort-function
+ * and normal cmnd-handler - of (struct zfcp_fsf_req *)->data
+ */
+ write_lock_irqsave(&adapter->abort_lock, flags);
+ zfcp_reqlist_apply_for_all(adapter->req_list, zfcp_scsi_forget_cmnd,
+ &filter);
+ write_unlock_irqrestore(&adapter->abort_lock, flags);
+}
+
static int zfcp_task_mgmt_function(struct scsi_cmnd *scpnt, u8 tm_flags)
{
struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device);
@@ -241,8 +290,10 @@ static int zfcp_task_mgmt_function(struct scsi_cmnd
*scpnt, u8 tm_flags)
if (fsf_req->status & ZFCP_STATUS_FSFREQ_TMFUNCFAILED) {
zfcp_dbf_scsi_devreset("fail", scpnt, tm_flags);
retval = FAILED;
- } else
+ } else {
zfcp_dbf_scsi_devreset("okay", scpnt, tm_flags);
+ zfcp_scsi_forget_cmnds(zfcp_sdev, tm_flags);
+ }
zfcp_fsf_req_free(fsf_req);
return retval;
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c
b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 021b994fdae8..96007633ad39 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -1856,6 +1856,8 @@ megasas_build_syspd_fusion(struct megasas_instance
*instance,
io_request->DevHandle = pd_sync->seq[pd_index].devHandle;
pRAID_Context->regLockFlags |=
(MR_RL_FLAGS_SEQ_NUM_ENABLE|MR_RL_FLAGS_GRANT_DESTINATION_CUDA);
+ pRAID_Context->Type = MPI2_TYPE_CUDA;
+ pRAID_Context->nseg = 0x1;
} else if (fusion->fast_path_io) {
pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
pRAID_Context->configSeqNum = 0;
@@ -1891,12 +1893,10 @@ megasas_build_syspd_fusion(struct megasas_instance
*instance,
pRAID_Context->timeoutValue =
cpu_to_le16((os_timeout_value > timeout_limit) ?
timeout_limit : os_timeout_value);
- if (fusion->adapter_type == INVADER_SERIES) {
- pRAID_Context->Type = MPI2_TYPE_CUDA;
- pRAID_Context->nseg = 0x1;
+ if (fusion->adapter_type == INVADER_SERIES)
io_request->IoFlags |=
cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH);
- }
+
cmd->request_desc->SCSIIO.RequestFlags =
(MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY <<
MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT);
@@ -2648,6 +2648,7 @@ int megasas_wait_for_outstanding_fusion(struct
megasas_instance *instance,
dev_err(&instance->pdev->dev, "pending commands remain after
waiting, "
"will reset adapter scsi%d.\n",
instance->host->host_no);
+ *convert = 1;
retval = 1;
}
out:
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 7232d43e2207..4477e999ec70 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -1031,10 +1031,6 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev)
struct request_queue *rq = sdev->request_queue;
struct scsi_target *starget = sdev->sdev_target;
- error = scsi_device_set_state(sdev, SDEV_RUNNING);
- if (error)
- return error;
-
error = scsi_target_add(starget);
if (error)
return error;
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index ae7d9bdf409c..a1c29b0afb22 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -592,6 +592,9 @@ sg_write(struct file *filp, const char __user *buf, size_t
count, loff_t * ppos)
sg_io_hdr_t *hp;
unsigned char cmnd[SG_MAX_CDB_SIZE];
+ if (unlikely(segment_eq(get_fs(), KERNEL_DS)))
+ return -EINVAL;
+
if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
return -ENXIO;
SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index 0f28c08fcb3c..77b551da5728 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -909,6 +909,7 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus,
if (err) {
ssb_warn("WARNING: Using fallback SPROM failed
(err %d)\n",
err);
+ goto out_free;
} else {
ssb_dbg("Using SPROM revision %d provided by
platform\n",
sprom->revision);
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c
b/drivers/staging/comedi/drivers/ni_mio_common.c
index 35ab4a9ef95d..c975f6e8be49 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -1929,7 +1929,7 @@ static int ni_ai_insn_read(struct comedi_device *dev,
unsigned int *data)
{
struct ni_private *devpriv = dev->private;
- unsigned int mask = (s->maxdata + 1) >> 1;
+ unsigned int mask = s->maxdata;
int i, n;
unsigned signbits;
unsigned int d;
@@ -1972,7 +1972,7 @@ static int ni_ai_insn_read(struct comedi_device *dev,
return -ETIME;
}
d += signbits;
- data[n] = d;
+ data[n] = d & 0xffff;
}
} else if (devpriv->is_6143) {
for (n = 0; n < insn->n; n++) {
@@ -2017,8 +2017,8 @@ static int ni_ai_insn_read(struct comedi_device *dev,
data[n] = dl;
} else {
d = ni_readw(dev, NI_E_AI_FIFO_DATA_REG);
- d += signbits; /* subtle: needs to be short
addition */
- data[n] = d;
+ d += signbits;
+ data[n] = d & 0xffff;
}
}
}
diff --git a/drivers/target/target_core_user.c
b/drivers/target/target_core_user.c
index 5e6d6cb348fc..a7d30e894cab 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -645,8 +645,6 @@ static int tcmu_check_expired_cmd(int id, void *p, void
*data)
target_complete_cmd(cmd->se_cmd, SAM_STAT_CHECK_CONDITION);
cmd->se_cmd = NULL;
- kmem_cache_free(tcmu_cmd_cache, cmd);
-
return 0;
}
diff --git a/drivers/thermal/thermal_hwmon.c b/drivers/thermal/thermal_hwmon.c
index 06fd2ed9ef9d..705b0cafedbb 100644
--- a/drivers/thermal/thermal_hwmon.c
+++ b/drivers/thermal/thermal_hwmon.c
@@ -98,7 +98,7 @@ temp_crit_show(struct device *dev, struct device_attribute
*attr, char *buf)
int temperature;
int ret;
- ret = tz->ops->get_trip_temp(tz, 0, &temperature);
+ ret = tz->ops->get_crit_temp(tz, &temperature);
if (ret)
return ret;
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index edb5305b9d4d..7d5ee8a13ac6 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -1230,7 +1230,7 @@ static int sc16is7xx_probe(struct device *dev,
/* Setup interrupt */
ret = devm_request_irq(dev, irq, sc16is7xx_irq,
- IRQF_ONESHOT | flags, dev_name(dev), s);
+ flags, dev_name(dev), s);
if (!ret)
return 0;
diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c
index 41987a55a538..988c564b61a8 100644
--- a/drivers/tty/vt/keyboard.c
+++ b/drivers/tty/vt/keyboard.c
@@ -982,7 +982,7 @@ static void kbd_led_trigger_activate(struct led_classdev
*cdev)
KBD_LED_TRIGGER((_led_bit) + 8, _name)
static struct kbd_led_trigger kbd_led_triggers[] = {
- KBD_LED_TRIGGER(VC_SCROLLOCK, "kbd-scrollock"),
+ KBD_LED_TRIGGER(VC_SCROLLOCK, "kbd-scrolllock"),
KBD_LED_TRIGGER(VC_NUMLOCK, "kbd-numlock"),
KBD_LED_TRIGGER(VC_CAPSLOCK, "kbd-capslock"),
KBD_LED_TRIGGER(VC_KANALOCK, "kbd-kanalock"),
diff --git a/fs/block_dev.c b/fs/block_dev.c
index f10dbac851a1..198aea66fe71 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1806,6 +1806,7 @@ void iterate_bdevs(void (*func)(struct block_device *,
void *), void *arg)
spin_lock(&blockdev_superblock->s_inode_list_lock);
list_for_each_entry(inode, &blockdev_superblock->s_inodes, i_sb_list) {
struct address_space *mapping = inode->i_mapping;
+ struct block_device *bdev;
spin_lock(&inode->i_lock);
if (inode->i_state & (I_FREEING|I_WILL_FREE|I_NEW) ||
@@ -1826,8 +1827,12 @@ void iterate_bdevs(void (*func)(struct block_device *,
void *), void *arg)
*/
iput(old_inode);
old_inode = inode;
+ bdev = I_BDEV(inode);
- func(I_BDEV(inode), arg);
+ mutex_lock(&bdev->bd_mutex);
+ if (bdev->bd_openers)
+ func(bdev, arg);
+ mutex_unlock(&bdev->bd_mutex);
spin_lock(&blockdev_superblock->s_inode_list_lock);
}
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 93e236429c5d..dc875cd0e11d 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -407,7 +407,7 @@ static int nfs_write_end(struct file *file, struct
address_space *mapping,
*/
if (!PageUptodate(page)) {
unsigned pglen = nfs_page_length(page);
- unsigned end = offset + len;
+ unsigned end = offset + copied;
if (pglen == 0) {
zero_user_segments(page, 0, offset,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 2c7bdb81d30c..b5f3693fe5b6 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -4258,6 +4258,17 @@ void cfg80211_rx_assoc_resp(struct net_device *dev,
void cfg80211_assoc_timeout(struct net_device *dev, struct cfg80211_bss *bss);
/**
+ * cfg80211_abandon_assoc - notify cfg80211 of abandoned association attempt
+ * @dev: network device
+ * @bss: The BSS entry with which association was abandoned.
+ *
+ * Call this whenever - for reasons reported through other API, like deauth RX,
+ * an association attempt was abandoned.
+ * This function may sleep. The caller must hold the corresponding wdev's
mutex.
+ */
+void cfg80211_abandon_assoc(struct net_device *dev, struct cfg80211_bss *bss);
+
+/**
* cfg80211_tx_mlme_mgmt - notification of transmitted deauth/disassoc frame
* @dev: network device
* @buf: 802.11 frame (header + body)
diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index 11528591d0d7..a78ff97eb249 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -197,10 +197,12 @@ static inline void iboe_addr_get_sgid(struct
rdma_dev_addr *dev_addr,
dev = dev_get_by_index(&init_net, dev_addr->bound_dev_if);
if (dev) {
- ip4 = (struct in_device *)dev->ip_ptr;
- if (ip4 && ip4->ifa_list && ip4->ifa_list->ifa_address)
+ ip4 = in_dev_get(dev);
+ if (ip4 && ip4->ifa_list && ip4->ifa_list->ifa_address) {
ipv6_addr_set_v4mapped(ip4->ifa_list->ifa_address,
(struct in6_addr *)gid);
+ in_dev_put(ip4);
+ }
dev_put(dev);
}
}
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 445601c580d6..738012d68117 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -298,10 +298,10 @@ u32 (*arch_gettimeoffset)(void) =
default_arch_gettimeoffset;
static inline u32 arch_gettimeoffset(void) { return 0; }
#endif
-static inline s64 timekeeping_delta_to_ns(struct tk_read_base *tkr,
+static inline u64 timekeeping_delta_to_ns(struct tk_read_base *tkr,
cycle_t delta)
{
- s64 nsec;
+ u64 nsec;
nsec = delta * tkr->mult + tkr->xtime_nsec;
nsec >>= tkr->shift;
diff --git a/kernel/trace/trace_functions_graph.c
b/kernel/trace/trace_functions_graph.c
index a663cbb84107..7fd6f5a26143 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -780,6 +780,10 @@ print_graph_entry_leaf(struct trace_iterator *iter,
cpu_data = per_cpu_ptr(data->cpu_data, cpu);
+ /* If a graph tracer ignored set_graph_notrace */
+ if (call->depth < -1)
+ call->depth += FTRACE_NOTRACE_DEPTH;
+
/*
* Comments display at + 1 to depth. Since
* this is a leaf function, keep the comments
@@ -788,7 +792,8 @@ print_graph_entry_leaf(struct trace_iterator *iter,
cpu_data->depth = call->depth - 1;
/* No need to keep this function around for this depth */
- if (call->depth < FTRACE_RETFUNC_DEPTH)
+ if (call->depth < FTRACE_RETFUNC_DEPTH &&
+ !WARN_ON_ONCE(call->depth < 0))
cpu_data->enter_funcs[call->depth] = 0;
}
@@ -818,11 +823,16 @@ print_graph_entry_nested(struct trace_iterator *iter,
struct fgraph_cpu_data *cpu_data;
int cpu = iter->cpu;
+ /* If a graph tracer ignored set_graph_notrace */
+ if (call->depth < -1)
+ call->depth += FTRACE_NOTRACE_DEPTH;
+
cpu_data = per_cpu_ptr(data->cpu_data, cpu);
cpu_data->depth = call->depth;
/* Save this function pointer to see if the exit matches */
- if (call->depth < FTRACE_RETFUNC_DEPTH)
+ if (call->depth < FTRACE_RETFUNC_DEPTH &&
+ !WARN_ON_ONCE(call->depth < 0))
cpu_data->enter_funcs[call->depth] = call->func;
}
@@ -1052,7 +1062,8 @@ print_graph_return(struct ftrace_graph_ret *trace, struct
trace_seq *s,
*/
cpu_data->depth = trace->depth - 1;
- if (trace->depth < FTRACE_RETFUNC_DEPTH) {
+ if (trace->depth < FTRACE_RETFUNC_DEPTH &&
+ !WARN_ON_ONCE(trace->depth < 0)) {
if (cpu_data->enter_funcs[trace->depth] != trace->func)
func_match = 0;
cpu_data->enter_funcs[trace->depth] = 0;
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 63ae5dd24fc5..b8d927c56494 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2042,6 +2042,19 @@ static int process_connect(struct ceph_connection *con)
dout("process_connect on %p tag %d\n", con, (int)con->in_tag);
+ if (con->auth_reply_buf) {
+ /*
+ * Any connection that defines ->get_authorizer()
+ * should also define ->verify_authorizer_reply().
+ * See get_connect_authorizer().
+ */
+ ret = con->ops->verify_authorizer_reply(con, 0);
+ if (ret < 0) {
+ con->error_msg = "bad authorize reply";
+ return ret;
+ }
+ }
+
switch (con->in_reply.tag) {
case CEPH_MSGR_TAG_FEATURES:
pr_err("%s%lld %s feature set mismatch,"
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 83097c3832d1..23095d5e0199 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2517,7 +2517,7 @@ static void ieee80211_destroy_auth_data(struct
ieee80211_sub_if_data *sdata,
}
static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata,
- bool assoc)
+ bool assoc, bool abandon)
{
struct ieee80211_mgd_assoc_data *assoc_data = sdata->u.mgd.assoc_data;
@@ -2539,6 +2539,9 @@ static void ieee80211_destroy_assoc_data(struct
ieee80211_sub_if_data *sdata,
mutex_lock(&sdata->local->mtx);
ieee80211_vif_release_channel(sdata);
mutex_unlock(&sdata->local->mtx);
+
+ if (abandon)
+ cfg80211_abandon_assoc(sdata->dev, assoc_data->bss);
}
kfree(assoc_data);
@@ -2768,7 +2771,7 @@ static void ieee80211_rx_mgmt_deauth(struct
ieee80211_sub_if_data *sdata,
bssid, reason_code,
ieee80211_get_reason_code_string(reason_code));
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, true);
cfg80211_rx_mlme_mgmt(sdata->dev, (u8 *)mgmt, len);
return;
@@ -3173,14 +3176,14 @@ static void ieee80211_rx_mgmt_assoc_resp(struct
ieee80211_sub_if_data *sdata,
if (status_code != WLAN_STATUS_SUCCESS) {
sdata_info(sdata, "%pM denied association (code=%d)\n",
mgmt->sa, status_code);
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, false);
event.u.mlme.status = MLME_DENIED;
event.u.mlme.reason = status_code;
drv_event_callback(sdata->local, sdata, &event);
} else {
if (!ieee80211_assoc_success(sdata, bss, mgmt, len)) {
/* oops -- internal error -- send timeout for now */
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, false);
cfg80211_assoc_timeout(sdata->dev, bss);
return;
}
@@ -3193,7 +3196,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct
ieee80211_sub_if_data *sdata,
* recalc after assoc_data is NULL but before associated
* is set can cause the interface to go idle
*/
- ieee80211_destroy_assoc_data(sdata, true);
+ ieee80211_destroy_assoc_data(sdata, true, false);
/* get uapsd queues configuration */
uapsd_queues = 0;
@@ -3888,7 +3891,7 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data
*sdata)
.u.mlme.status = MLME_TIMEOUT,
};
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, false);
cfg80211_assoc_timeout(sdata->dev, bss);
drv_event_callback(sdata->local, sdata, &event);
}
@@ -4029,7 +4032,7 @@ void ieee80211_mgd_quiesce(struct ieee80211_sub_if_data
*sdata)
WLAN_REASON_DEAUTH_LEAVING,
false, frame_buf);
if (ifmgd->assoc_data)
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, true);
if (ifmgd->auth_data)
ieee80211_destroy_auth_data(sdata, false);
cfg80211_tx_mlme_mgmt(sdata->dev, frame_buf,
@@ -4905,7 +4908,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data
*sdata,
IEEE80211_STYPE_DEAUTH,
req->reason_code, tx,
frame_buf);
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, true);
ieee80211_report_disconnect(sdata, frame_buf,
sizeof(frame_buf), true,
req->reason_code);
@@ -4980,7 +4983,7 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data
*sdata)
sdata_lock(sdata);
if (ifmgd->assoc_data) {
struct cfg80211_bss *bss = ifmgd->assoc_data->bss;
- ieee80211_destroy_assoc_data(sdata, false);
+ ieee80211_destroy_assoc_data(sdata, false, false);
cfg80211_assoc_timeout(sdata->dev, bss);
}
if (ifmgd->auth_data)
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 47a967fed8ff..47ea169aa0a3 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -398,6 +398,7 @@ void cfg80211_sme_disassoc(struct wireless_dev *wdev);
void cfg80211_sme_deauth(struct wireless_dev *wdev);
void cfg80211_sme_auth_timeout(struct wireless_dev *wdev);
void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev);
+void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev);
/* internal helpers */
bool cfg80211_supported_cipher_suite(struct wiphy *wiphy, u32 cipher);
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index fb44fa3bf4ef..c0e02f72e931 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -149,6 +149,18 @@ void cfg80211_assoc_timeout(struct net_device *dev, struct
cfg80211_bss *bss)
}
EXPORT_SYMBOL(cfg80211_assoc_timeout);
+void cfg80211_abandon_assoc(struct net_device *dev, struct cfg80211_bss *bss)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+
+ cfg80211_sme_abandon_assoc(wdev);
+
+ cfg80211_unhold_bss(bss_from_pub(bss));
+ cfg80211_put_bss(wiphy, bss);
+}
+EXPORT_SYMBOL(cfg80211_abandon_assoc);
+
void cfg80211_tx_mlme_mgmt(struct net_device *dev, const u8 *buf, size_t len)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 8020b5b094d4..18b4a652cf41 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -39,6 +39,7 @@ struct cfg80211_conn {
CFG80211_CONN_ASSOCIATING,
CFG80211_CONN_ASSOC_FAILED,
CFG80211_CONN_DEAUTH,
+ CFG80211_CONN_ABANDON,
CFG80211_CONN_CONNECTED,
} state;
u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
@@ -204,6 +205,8 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev)
cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid,
NULL, 0,
WLAN_REASON_DEAUTH_LEAVING, false);
+ /* fall through */
+ case CFG80211_CONN_ABANDON:
/* free directly, disconnected event already sent */
cfg80211_sme_free(wdev);
return 0;
@@ -423,6 +426,17 @@ void cfg80211_sme_assoc_timeout(struct wireless_dev *wdev)
schedule_work(&rdev->conn_work);
}
+void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev)
+{
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
+
+ if (!wdev->conn)
+ return;
+
+ wdev->conn->state = CFG80211_CONN_ABANDON;
+ schedule_work(&rdev->conn_work);
+}
+
static int cfg80211_sme_get_conn_ies(struct wireless_dev *wdev,
const u8 *ies, size_t ies_len,
const u8 **out_ies, size_t *out_ies_len)
diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
index 8275f0e55106..4b2f44c20caf 100644
--- a/scripts/kconfig/nconf.gui.c
+++ b/scripts/kconfig/nconf.gui.c
@@ -364,12 +364,14 @@ int dialog_inputbox(WINDOW *main_window,
WINDOW *prompt_win;
WINDOW *form_win;
PANEL *panel;
- int i, x, y;
+ int i, x, y, lines, columns, win_lines, win_cols;
int res = -1;
int cursor_position = strlen(init);
int cursor_form_win;
char *result = *resultp;
+ getmaxyx(stdscr, lines, columns);
+
if (strlen(init)+1 > *result_len) {
*result_len = strlen(init)+1;
*resultp = result = realloc(result, *result_len);
@@ -386,14 +388,19 @@ int dialog_inputbox(WINDOW *main_window,
if (title)
prompt_width = max(prompt_width, strlen(title));
+ win_lines = min(prompt_lines+6, lines-2);
+ win_cols = min(prompt_width+7, columns-2);
+ prompt_lines = max(win_lines-6, 0);
+ prompt_width = max(win_cols-7, 0);
+
/* place dialog in middle of screen */
- y = (getmaxy(stdscr)-(prompt_lines+4))/2;
- x = (getmaxx(stdscr)-(prompt_width+4))/2;
+ y = (lines-win_lines)/2;
+ x = (columns-win_cols)/2;
strncpy(result, init, *result_len);
/* create the windows */
- win = newwin(prompt_lines+6, prompt_width+7, y, x);
+ win = newwin(win_lines, win_cols, y, x);
prompt_win = derwin(win, prompt_lines+1, prompt_width, 2, 2);
form_win = derwin(win, 1, prompt_width, prompt_lines+3, 2);
keypad(form_win, TRUE);
