QubesOS/qubes-linux-kernel
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
8c7d56da65
qubes-linux-kernel/patches.kernel.org/patch-2.6.38.1-2
Marek Marczykowski e04cb8419e Linux 2.6.38.3 - from Suse package
2011-04-19 22:09:59 +02:00

2544 lines
80 KiB
Plaintext
Raw Blame History

From: Jiri Slaby <jslaby@suse.cz>
Subject: Linux 2.6.38.2
Patch-mainline: Linux 2.6.38.2
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
diff --git a/Makefile b/Makefile
index 167ef45..6c15525 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 38
-EXTRAVERSION = .1
+EXTRAVERSION = .2
NAME = Flesh-Eating Bats with Fangs
# *DOCUMENTATION*
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index f62bb4c..7c3fb07 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -506,6 +506,11 @@ static struct i2c_board_info mini2440_i2c_devs[] __initdata = {
},
};
+static struct platform_device uda1340_codec = {
+ .name = "uda134x-codec",
+ .id = -1,
+};
+
static struct platform_device *mini2440_devices[] __initdata = {
&s3c_device_ohci,
&s3c_device_wdt,
@@ -521,7 +526,9 @@ static struct platform_device *mini2440_devices[] __initdata = {
&s3c_device_nand,
&s3c_device_sdi,
&s3c_device_iis,
+ &uda1340_codec,
&mini2440_audio,
+ &samsung_asoc_dma,
};
static void __init mini2440_map_io(void)
diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c
index 90a15d2..2130ca6 100644
--- a/arch/sh/kernel/ptrace_32.c
+++ b/arch/sh/kernel/ptrace_32.c
@@ -101,6 +101,8 @@ static int set_single_step(struct task_struct *tsk, unsigned long addr)
attr = bp->attr;
attr.bp_addr = addr;
+ /* reenable breakpoint */
+ attr.disabled = false;
err = modify_user_hw_breakpoint(bp, &attr);
if (unlikely(err))
return err;
@@ -392,6 +394,9 @@ long arch_ptrace(struct task_struct *child, long request,
tmp = 0;
} else {
unsigned long index;
+ ret = init_fpu(child);
+ if (ret)
+ break;
index = addr - offsetof(struct user, fpu);
tmp = ((unsigned long *)child->thread.xstate)
[index >> 2];
@@ -423,6 +428,9 @@ long arch_ptrace(struct task_struct *child, long request,
else if (addr >= offsetof(struct user, fpu) &&
addr < offsetof(struct user, u_fpvalid)) {
unsigned long index;
+ ret = init_fpu(child);
+ if (ret)
+ break;
index = addr - offsetof(struct user, fpu);
set_stopped_child_used_math(child);
((unsigned long *)child->thread.xstate)
diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c
index 4436eac..c8f9764 100644
--- a/arch/sh/kernel/ptrace_64.c
+++ b/arch/sh/kernel/ptrace_64.c
@@ -403,6 +403,9 @@ long arch_ptrace(struct task_struct *child, long request,
else if ((addr >= offsetof(struct user, fpu)) &&
(addr < offsetof(struct user, u_fpvalid))) {
unsigned long index;
+ ret = init_fpu(child);
+ if (ret)
+ break;
index = addr - offsetof(struct user, fpu);
tmp = get_fpu_long(child, index);
} else if (addr == offsetof(struct user, u_fpvalid)) {
@@ -442,6 +445,9 @@ long arch_ptrace(struct task_struct *child, long request,
else if ((addr >= offsetof(struct user, fpu)) &&
(addr < offsetof(struct user, u_fpvalid))) {
unsigned long index;
+ ret = init_fpu(child);
+ if (ret)
+ break;
index = addr - offsetof(struct user, fpu);
ret = put_fpu_long(child, index, data);
}
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index c8b4efa..9ca3b0e 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -1413,7 +1413,7 @@ ENTRY(async_page_fault)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
-END(apf_page_fault)
+END(async_page_fault)
#endif
/*
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index 2d2673c..5655c22 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -77,9 +77,6 @@ void __init x86_64_start_kernel(char * real_mode_data)
/* Make NULL pointers segfault */
zap_identity_mappings();
- /* Cleanup the over mapped high alias */
- cleanup_highmap();
-
max_pfn_mapped = KERNEL_IMAGE_SIZE >> PAGE_SHIFT;
for (i = 0; i < NUM_EXCEPTION_VECTORS; i++) {
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index d3cfe26..e543fe9 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -297,6 +297,9 @@ static void __init init_gbpages(void)
static inline void init_gbpages(void)
{
}
+static void __init cleanup_highmap(void)
+{
+}
#endif
static void __init reserve_brk(void)
@@ -922,6 +925,8 @@ void __init setup_arch(char **cmdline_p)
*/
reserve_brk();
+ cleanup_highmap();
+
memblock.current_limit = get_max_mapped();
memblock_x86_fill();
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index 947f42a..f13ff3a 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -279,25 +279,6 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
load_cr3(swapper_pg_dir);
#endif
-#ifdef CONFIG_X86_64
- if (!after_bootmem && !start) {
- pud_t *pud;
- pmd_t *pmd;
-
- mmu_cr4_features = read_cr4();
-
- /*
- * _brk_end cannot change anymore, but it and _end may be
- * located on different 2M pages. cleanup_highmap(), however,
- * can only consider _end when it runs, so destroy any
- * mappings beyond _brk_end here.
- */
- pud = pud_offset(pgd_offset_k(_brk_end), _brk_end);
- pmd = pmd_offset(pud, _brk_end - 1);
- while (++pmd <= pmd_offset(pud, (unsigned long)_end - 1))
- pmd_clear(pmd);
- }
-#endif
__flush_tlb_all();
if (!after_bootmem && e820_table_end > e820_table_start)
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index c14a542..68f9921 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -51,6 +51,7 @@
#include <asm/numa.h>
#include <asm/cacheflush.h>
#include <asm/init.h>
+#include <asm/setup.h>
static int __init parse_direct_gbpages_off(char *arg)
{
@@ -293,18 +294,18 @@ void __init init_extra_mapping_uc(unsigned long phys, unsigned long size)
* to the compile time generated pmds. This results in invalid pmds up
* to the point where we hit the physaddr 0 mapping.
*
- * We limit the mappings to the region from _text to _end. _end is
- * rounded up to the 2MB boundary. This catches the invalid pmds as
+ * We limit the mappings to the region from _text to _brk_end. _brk_end
+ * is rounded up to the 2MB boundary. This catches the invalid pmds as
* well, as they are located before _text:
*/
void __init cleanup_highmap(void)
{
unsigned long vaddr = __START_KERNEL_map;
- unsigned long end = roundup((unsigned long)_end, PMD_SIZE) - 1;
+ unsigned long vaddr_end = __START_KERNEL_map + (max_pfn_mapped << PAGE_SHIFT);
+ unsigned long end = roundup((unsigned long)_brk_end, PMD_SIZE) - 1;
pmd_t *pmd = level2_kernel_pgt;
- pmd_t *last_pmd = pmd + PTRS_PER_PMD;
- for (; pmd < last_pmd; pmd++, vaddr += PMD_SIZE) {
+ for (; vaddr + PMD_SIZE - 1 < vaddr_end; pmd++, vaddr += PMD_SIZE) {
if (pmd_none(*pmd))
continue;
if (vaddr < (unsigned long) _text || vaddr > end)
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index f608942..6020562 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1651,9 +1651,6 @@ static __init void xen_map_identity_early(pmd_t *pmd, unsigned long max_pfn)
for (pteidx = 0; pteidx < PTRS_PER_PTE; pteidx++, pfn++) {
pte_t pte;
- if (pfn > max_pfn_mapped)
- max_pfn_mapped = pfn;
-
if (!pte_none(pte_page[pteidx]))
continue;
@@ -1711,6 +1708,12 @@ __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,
pud_t *l3;
pmd_t *l2;
+ /* max_pfn_mapped is the last pfn mapped in the initial memory
+ * mappings. Considering that on Xen after the kernel mappings we
+ * have the mappings of some pages that don't exist in pfn space, we
+ * set max_pfn_mapped to the last real pfn mapped. */
+ max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->mfn_list));
+
/* Zap identity mapping */
init_level4_pgt[0] = __pgd(0);
@@ -1815,9 +1818,7 @@ __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,
initial_kernel_pmd =
extend_brk(sizeof(pmd_t) * PTRS_PER_PMD, PAGE_SIZE);
- max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->pt_base) +
- xen_start_info->nr_pt_frames * PAGE_SIZE +
- 512*1024);
+ max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->mfn_list));
kernel_pmd = m2v(pgd[KERNEL_PGD_BOUNDARY].pgd);
memcpy(initial_kernel_pmd, kernel_pmd, sizeof(pmd_t) * PTRS_PER_PMD);
diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c
index 69ad529..ea5ac2d 100644
--- a/drivers/firmware/dcdbas.c
+++ b/drivers/firmware/dcdbas.c
@@ -268,8 +268,10 @@ int dcdbas_smi_request(struct smi_cmd *smi_cmd)
}
/* generate SMI */
+ /* inb to force posted write through and make SMI happen now */
asm volatile (
- "outb %b0,%w1"
+ "outb %b0,%w1\n"
+ "inb %w1"
: /* no output args */
: "a" (smi_cmd->command_code),
"d" (smi_cmd->command_address),
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 654faa8..6a5371b 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1073,6 +1073,9 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
uint32_t __user *encoder_id;
struct drm_mode_group *mode_group;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
/*
@@ -1244,6 +1247,9 @@ int drm_mode_getcrtc(struct drm_device *dev,
struct drm_mode_object *obj;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, crtc_resp->crtc_id,
@@ -1312,6 +1318,9 @@ int drm_mode_getconnector(struct drm_device *dev, void *data,
uint64_t __user *prop_values;
uint32_t __user *encoder_ptr;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo));
DRM_DEBUG_KMS("[CONNECTOR:%d:?]\n", out_resp->connector_id);
@@ -1431,6 +1440,9 @@ int drm_mode_getencoder(struct drm_device *dev, void *data,
struct drm_encoder *encoder;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, enc_resp->encoder_id,
DRM_MODE_OBJECT_ENCODER);
@@ -1486,6 +1498,9 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
int ret = 0;
int i;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, crtc_req->crtc_id,
DRM_MODE_OBJECT_CRTC);
@@ -1603,6 +1618,9 @@ int drm_mode_cursor_ioctl(struct drm_device *dev,
struct drm_crtc *crtc;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
if (!req->flags) {
DRM_ERROR("no operation set\n");
return -EINVAL;
@@ -1667,6 +1685,9 @@ int drm_mode_addfb(struct drm_device *dev,
struct drm_framebuffer *fb;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
if ((config->min_width > r->width) || (r->width > config->max_width)) {
DRM_ERROR("mode new framebuffer width not within limits\n");
return -EINVAL;
@@ -1724,6 +1745,9 @@ int drm_mode_rmfb(struct drm_device *dev,
int ret = 0;
int found = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB);
/* TODO check that we realy get a framebuffer back. */
@@ -1780,6 +1804,9 @@ int drm_mode_getfb(struct drm_device *dev,
struct drm_framebuffer *fb;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB);
if (!obj) {
@@ -1813,6 +1840,9 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
int num_clips;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB);
if (!obj) {
@@ -1996,6 +2026,9 @@ int drm_mode_attachmode_ioctl(struct drm_device *dev,
struct drm_mode_modeinfo *umode = &mode_cmd->mode;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR);
@@ -2042,6 +2075,9 @@ int drm_mode_detachmode_ioctl(struct drm_device *dev,
struct drm_mode_modeinfo *umode = &mode_cmd->mode;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR);
@@ -2211,6 +2247,9 @@ int drm_mode_getproperty_ioctl(struct drm_device *dev,
uint64_t __user *values_ptr;
uint32_t __user *blob_length_ptr;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY);
if (!obj) {
@@ -2333,6 +2372,9 @@ int drm_mode_getblob_ioctl(struct drm_device *dev,
int ret = 0;
void *blob_ptr;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB);
if (!obj) {
@@ -2393,6 +2435,9 @@ int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
int ret = -EINVAL;
int i;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR);
@@ -2509,6 +2554,9 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
int size;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC);
if (!obj) {
@@ -2560,6 +2608,9 @@ int drm_mode_gamma_get_ioctl(struct drm_device *dev,
int size;
int ret = 0;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
mutex_lock(&dev->mode_config.mutex);
obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC);
if (!obj) {
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index ea1c4b0..c3c78ee 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -498,11 +498,12 @@ EXPORT_SYMBOL(drm_gem_vm_open);
void drm_gem_vm_close(struct vm_area_struct *vma)
{
struct drm_gem_object *obj = vma->vm_private_data;
+ struct drm_device *dev = obj->dev;
- mutex_lock(&obj->dev->struct_mutex);
+ mutex_lock(&dev->struct_mutex);
drm_vm_close_locked(vma);
drm_gem_object_unreference(obj);
- mutex_unlock(&obj->dev->struct_mutex);
+ mutex_unlock(&dev->struct_mutex);
}
EXPORT_SYMBOL(drm_gem_vm_close);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 36e66cc..729c95a 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1749,8 +1749,10 @@ i915_gem_request_remove_from_client(struct drm_i915_gem_request *request)
return;
spin_lock(&file_priv->mm.lock);
- list_del(&request->client_list);
- request->file_priv = NULL;
+ if (request->file_priv) {
+ list_del(&request->client_list);
+ request->file_priv = NULL;
+ }
spin_unlock(&file_priv->mm.lock);
}
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 50ab161..ded73a6 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -388,6 +388,10 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj,
uint32_t __iomem *reloc_entry;
void __iomem *reloc_page;
+ /* We can't wait for rendering with pagefaults disabled */
+ if (obj->active && in_atomic())
+ return -EFAULT;
+
ret = i915_gem_object_set_to_gtt_domain(obj, 1);
if (ret)
return ret;
@@ -461,15 +465,24 @@ i915_gem_execbuffer_relocate(struct drm_device *dev,
struct list_head *objects)
{
struct drm_i915_gem_object *obj;
- int ret;
-
+ int ret = 0;
+
+ /* This is the fast path and we cannot handle a pagefault whilst
+ * holding the struct mutex lest the user pass in the relocations
+ * contained within a mmaped bo. For in such a case we, the page
+ * fault handler would call i915_gem_fault() and we would try to
+ * acquire the struct mutex again. Obviously this is bad and so
+ * lockdep complains vehemently.
+ */
+ pagefault_disable();
list_for_each_entry(obj, objects, exec_list) {
ret = i915_gem_execbuffer_relocate_object(obj, eb);
if (ret)
- return ret;
+ break;
}
+ pagefault_enable();
- return 0;
+ return ret;
}
static int
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 4a5a73b..e967cc8 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -957,7 +957,11 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
/* adjust pixel clock as needed */
adjusted_clock = atombios_adjust_pll(crtc, mode, pll, ss_enabled, &ss);
- if (ASIC_IS_AVIVO(rdev))
+ if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
+ /* TV seems to prefer the legacy algo on some boards */
+ radeon_compute_pll_legacy(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
+ &ref_div, &post_div);
+ else if (ASIC_IS_AVIVO(rdev))
radeon_compute_pll_avivo(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
&ref_div, &post_div);
else
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index cf7c8d5..cf602e2 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -448,7 +448,7 @@ static uint16_t combios_get_table_offset(struct drm_device *dev,
bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
{
- int edid_info;
+ int edid_info, size;
struct edid *edid;
unsigned char *raw;
edid_info = combios_get_table_offset(rdev->ddev, COMBIOS_HARDCODED_EDID_TABLE);
@@ -456,11 +456,12 @@ bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
return false;
raw = rdev->bios + edid_info;
- edid = kmalloc(EDID_LENGTH * (raw[0x7e] + 1), GFP_KERNEL);
+ size = EDID_LENGTH * (raw[0x7e] + 1);
+ edid = kmalloc(size, GFP_KERNEL);
if (edid == NULL)
return false;
- memcpy((unsigned char *)edid, raw, EDID_LENGTH * (raw[0x7e] + 1));
+ memcpy((unsigned char *)edid, raw, size);
if (!drm_edid_is_valid(edid)) {
kfree(edid);
@@ -468,6 +469,7 @@ bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
}
rdev->mode_info.bios_hardcoded_edid = edid;
+ rdev->mode_info.bios_hardcoded_edid_size = size;
return true;
}
@@ -475,8 +477,17 @@ bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
struct edid *
radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
{
- if (rdev->mode_info.bios_hardcoded_edid)
- return rdev->mode_info.bios_hardcoded_edid;
+ struct edid *edid;
+
+ if (rdev->mode_info.bios_hardcoded_edid) {
+ edid = kmalloc(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL);
+ if (edid) {
+ memcpy((unsigned char *)edid,
+ (unsigned char *)rdev->mode_info.bios_hardcoded_edid,
+ rdev->mode_info.bios_hardcoded_edid_size);
+ return edid;
+ }
+ }
return NULL;
}
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 22b7e3d..d83338b 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -629,6 +629,8 @@ static int radeon_vga_mode_valid(struct drm_connector *connector,
static enum drm_connector_status
radeon_vga_detect(struct drm_connector *connector, bool force)
{
+ struct drm_device *dev = connector->dev;
+ struct radeon_device *rdev = dev->dev_private;
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
struct drm_encoder *encoder;
struct drm_encoder_helper_funcs *encoder_funcs;
@@ -679,6 +681,17 @@ radeon_vga_detect(struct drm_connector *connector, bool force)
if (ret == connector_status_connected)
ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
+
+ /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
+ * vbios to deal with KVMs. If we have one and are not able to detect a monitor
+ * by other means, assume the CRT is connected and use that EDID.
+ */
+ if ((!rdev->is_atom_bios) &&
+ (ret == connector_status_disconnected) &&
+ rdev->mode_info.bios_hardcoded_edid_size) {
+ ret = connector_status_connected;
+ }
+
radeon_connector_update_scratch_regs(connector, ret);
return ret;
}
@@ -790,6 +803,8 @@ static int radeon_dvi_get_modes(struct drm_connector *connector)
static enum drm_connector_status
radeon_dvi_detect(struct drm_connector *connector, bool force)
{
+ struct drm_device *dev = connector->dev;
+ struct radeon_device *rdev = dev->dev_private;
struct radeon_connector *radeon_connector = to_radeon_connector(connector);
struct drm_encoder *encoder = NULL;
struct drm_encoder_helper_funcs *encoder_funcs;
@@ -829,8 +844,6 @@ radeon_dvi_detect(struct drm_connector *connector, bool force)
* you don't really know what's connected to which port as both are digital.
*/
if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
- struct drm_device *dev = connector->dev;
- struct radeon_device *rdev = dev->dev_private;
struct drm_connector *list_connector;
struct radeon_connector *list_radeon_connector;
list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) {
@@ -895,6 +908,19 @@ radeon_dvi_detect(struct drm_connector *connector, bool force)
ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
}
+ /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the
+ * vbios to deal with KVMs. If we have one and are not able to detect a monitor
+ * by other means, assume the DFP is connected and use that EDID. In most
+ * cases the DVI port is actually a virtual KVM port connected to the service
+ * processor.
+ */
+ if ((!rdev->is_atom_bios) &&
+ (ret == connector_status_disconnected) &&
+ rdev->mode_info.bios_hardcoded_edid_size) {
+ radeon_connector->use_digital = true;
+ ret = connector_status_connected;
+ }
+
out:
/* updated in get modes as well since we need to know if it's analog or digital */
radeon_connector_update_scratch_regs(connector, ret);
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index a670caa..8c134db 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -239,6 +239,7 @@ struct radeon_mode_info {
struct drm_property *underscan_vborder_property;
/* hardcoded DFP edid from BIOS */
struct edid *bios_hardcoded_edid;
+ int bios_hardcoded_edid_size;
/* pointer to fbdev info structure */
struct radeon_fbdev *rfbdev;
diff --git a/drivers/input/xen-kbdfront.c b/drivers/input/xen-kbdfront.c
index 7f85a86..53e6273 100644
--- a/drivers/input/xen-kbdfront.c
+++ b/drivers/input/xen-kbdfront.c
@@ -110,7 +110,7 @@ static irqreturn_t input_handler(int rq, void *dev_id)
static int __devinit xenkbd_probe(struct xenbus_device *dev,
const struct xenbus_device_id *id)
{
- int ret, i;
+ int ret, i, abs;
struct xenkbd_info *info;
struct input_dev *kbd, *ptr;
@@ -128,6 +128,11 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
if (!info->page)
goto error_nomem;
+ if (xenbus_scanf(XBT_NIL, dev->otherend, "feature-abs-pointer", "%d", &abs) < 0)
+ abs = 0;
+ if (abs)
+ xenbus_printf(XBT_NIL, dev->nodename, "request-abs-pointer", "1");
+
/* keyboard */
kbd = input_allocate_device();
if (!kbd)
@@ -137,11 +142,12 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
kbd->id.bustype = BUS_PCI;
kbd->id.vendor = 0x5853;
kbd->id.product = 0xffff;
- kbd->evbit[0] = BIT(EV_KEY);
+
+ __set_bit(EV_KEY, kbd->evbit);
for (i = KEY_ESC; i < KEY_UNKNOWN; i++)
- set_bit(i, kbd->keybit);
+ __set_bit(i, kbd->keybit);
for (i = KEY_OK; i < KEY_MAX; i++)
- set_bit(i, kbd->keybit);
+ __set_bit(i, kbd->keybit);
ret = input_register_device(kbd);
if (ret) {
@@ -160,12 +166,20 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
ptr->id.bustype = BUS_PCI;
ptr->id.vendor = 0x5853;
ptr->id.product = 0xfffe;
- ptr->evbit[0] = BIT(EV_KEY) | BIT(EV_REL) | BIT(EV_ABS);
+
+ if (abs) {
+ __set_bit(EV_ABS, ptr->evbit);
+ input_set_abs_params(ptr, ABS_X, 0, XENFB_WIDTH, 0, 0);
+ input_set_abs_params(ptr, ABS_Y, 0, XENFB_HEIGHT, 0, 0);
+ } else {
+ input_set_capability(ptr, EV_REL, REL_X);
+ input_set_capability(ptr, EV_REL, REL_Y);
+ }
+ input_set_capability(ptr, EV_REL, REL_WHEEL);
+
+ __set_bit(EV_KEY, ptr->evbit);
for (i = BTN_LEFT; i <= BTN_TASK; i++)
- set_bit(i, ptr->keybit);
- ptr->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL);
- input_set_abs_params(ptr, ABS_X, 0, XENFB_WIDTH, 0, 0);
- input_set_abs_params(ptr, ABS_Y, 0, XENFB_HEIGHT, 0, 0);
+ __set_bit(i, ptr->keybit);
ret = input_register_device(ptr);
if (ret) {
@@ -272,7 +286,7 @@ static void xenkbd_backend_changed(struct xenbus_device *dev,
enum xenbus_state backend_state)
{
struct xenkbd_info *info = dev_get_drvdata(&dev->dev);
- int ret, val;
+ int val;
switch (backend_state) {
case XenbusStateInitialising:
@@ -285,16 +299,6 @@ static void xenkbd_backend_changed(struct xenbus_device *dev,
case XenbusStateInitWait:
InitWait:
- ret = xenbus_scanf(XBT_NIL, info->xbdev->otherend,
- "feature-abs-pointer", "%d", &val);
- if (ret < 0)
- val = 0;
- if (val) {
- ret = xenbus_printf(XBT_NIL, info->xbdev->nodename,
- "request-abs-pointer", "1");
- if (ret)
- pr_warning("can't request abs-pointer\n");
- }
xenbus_switch_state(dev, XenbusStateConnected);
break;
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index a1e9dfb..6459b8c 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -1264,6 +1264,14 @@ static int uvc_scan_chain_entity(struct uvc_video_chain *chain,
break;
+ case UVC_OTT_VENDOR_SPECIFIC:
+ case UVC_OTT_DISPLAY:
+ case UVC_OTT_MEDIA_TRANSPORT_OUTPUT:
+ if (uvc_trace_param & UVC_TRACE_PROBE)
+ printk(" OT %d", entity->id);
+
+ break;
+
case UVC_TT_STREAMING:
if (UVC_ENTITY_IS_ITERM(entity)) {
if (uvc_trace_param & UVC_TRACE_PROBE)
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c
index 5673d67..545c029 100644
--- a/drivers/media/video/uvc/uvc_video.c
+++ b/drivers/media/video/uvc/uvc_video.c
@@ -89,15 +89,19 @@ int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit,
static void uvc_fixup_video_ctrl(struct uvc_streaming *stream,
struct uvc_streaming_control *ctrl)
{
- struct uvc_format *format;
+ struct uvc_format *format = NULL;
struct uvc_frame *frame = NULL;
unsigned int i;
- if (ctrl->bFormatIndex <= 0 ||
- ctrl->bFormatIndex > stream->nformats)
- return;
+ for (i = 0; i < stream->nformats; ++i) {
+ if (stream->format[i].index == ctrl->bFormatIndex) {
+ format = &stream->format[i];
+ break;
+ }
+ }
- format = &stream->format[ctrl->bFormatIndex - 1];
+ if (format == NULL)
+ return;
for (i = 0; i < format->nframes; ++i) {
if (format->frame[i].bFrameIndex == ctrl->bFrameIndex) {
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index cb23aa2..e610cfe 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -212,6 +212,7 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv)
pdev = pci_get_slot(pbus, PCI_DEVFN(device, function));
if (pdev) {
+ pdev->current_state = PCI_D0;
slot->flags |= (SLOT_ENABLED | SLOT_POWEREDON);
pci_dev_put(pdev);
}
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 4ab49d4..30bb8d0 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -297,6 +297,8 @@ static void acm_ctrl_irq(struct urb *urb)
if (!ACM_READY(acm))
goto exit;
+ usb_mark_last_busy(acm->dev);
+
data = (unsigned char *)(dr + 1);
switch (dr->bNotificationType) {
case USB_CDC_NOTIFY_NETWORK_CONNECTION:
@@ -336,7 +338,6 @@ static void acm_ctrl_irq(struct urb *urb)
break;
}
exit:
- usb_mark_last_busy(acm->dev);
retval = usb_submit_urb(urb, GFP_ATOMIC);
if (retval)
dev_err(&urb->dev->dev, "%s - usb_submit_urb failed with "
@@ -533,6 +534,8 @@ static void acm_softint(struct work_struct *work)
if (!ACM_READY(acm))
return;
tty = tty_port_tty_get(&acm->port);
+ if (!tty)
+ return;
tty_wakeup(tty);
tty_kref_put(tty);
}
@@ -646,8 +649,10 @@ static void acm_port_down(struct acm *acm)
usb_kill_urb(acm->ctrlurb);
for (i = 0; i < ACM_NW; i++)
usb_kill_urb(acm->wb[i].urb);
+ tasklet_disable(&acm->urb_task);
for (i = 0; i < nr; i++)
usb_kill_urb(acm->ru[i].urb);
+ tasklet_enable(&acm->urb_task);
acm->control->needs_remote_wakeup = 0;
usb_autopm_put_interface(acm->control);
}
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 47085e5..a97c018 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -281,7 +281,7 @@ static void cleanup(struct wdm_device *desc)
desc->sbuf,
desc->validity->transfer_dma);
usb_free_coherent(interface_to_usbdev(desc->intf),
- desc->wMaxCommand,
+ desc->bMaxPacketSize0,
desc->inbuf,
desc->response->transfer_dma);
kfree(desc->orq);
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index a7131ad..37518df 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -802,7 +802,7 @@ static int proc_control(struct dev_state *ps, void __user *arg)
tbuf, ctrl.wLength, tmo);
usb_lock_device(dev);
snoop_urb(dev, NULL, pipe, max(i, 0), min(i, 0), COMPLETE,
- tbuf, i);
+ tbuf, max(i, 0));
if ((i > 0) && ctrl.wLength) {
if (copy_to_user(ctrl.data, tbuf, i)) {
free_page((unsigned long)tbuf);
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 233c288..5add8b5 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -315,7 +315,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
int stopped;
unsigned count = 0;
u8 state;
- const __le32 halt = HALT_BIT(ehci);
struct ehci_qh_hw *hw = qh->hw;
if (unlikely (list_empty (&qh->qtd_list)))
@@ -422,7 +421,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
&& !(qtd->hw_alt_next
& EHCI_LIST_END(ehci))) {
stopped = 1;
- goto halt;
}
/* stop scanning when we reach qtds the hc is using */
@@ -456,16 +454,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
*/
ehci_clear_tt_buffer(ehci, qh, urb, token);
}
-
- /* force halt for unlinked or blocked qh, so we'll
- * patch the qh later and so that completions can't
- * activate it while we "know" it's stopped.
- */
- if ((halt & hw->hw_token) == 0) {
-halt:
- hw->hw_token |= halt;
- wmb ();
- }
}
/* unless we already know the urb's status, collect qtd status
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index f7a2057..8b1d94a 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -177,12 +177,11 @@ static struct uss720_async_request *submit_async_request(struct parport_uss720_p
spin_lock_irqsave(&priv->asynclock, flags);
list_add_tail(&rq->asynclist, &priv->asynclist);
spin_unlock_irqrestore(&priv->asynclock, flags);
+ kref_get(&rq->ref_count);
ret = usb_submit_urb(rq->urb, mem_flags);
- if (!ret) {
- kref_get(&rq->ref_count);
+ if (!ret)
return rq;
- }
- kref_put(&rq->ref_count, destroy_async);
+ destroy_async(&rq->ref_count);
err("submit_async_request submit_urb failed with %d", ret);
return NULL;
}
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index 9d49d1c..52312e8 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -322,7 +322,7 @@ static void bfin_musb_try_idle(struct musb *musb, unsigned long timeout)
mod_timer(&musb_conn_timer, jiffies + TIMER_DELAY);
}
-static int bfin_musb_get_vbus_status(struct musb *musb)
+static int bfin_musb_vbus_status(struct musb *musb)
{
return 0;
}
@@ -540,7 +540,7 @@ static struct dev_pm_ops bfin_pm_ops = {
.resume = bfin_resume,
};
-#define DEV_PM_OPS &bfin_pm_op,
+#define DEV_PM_OPS &bfin_pm_ops
#else
#define DEV_PM_OPS NULL
#endif
@@ -548,7 +548,7 @@ static struct dev_pm_ops bfin_pm_ops = {
static struct platform_driver bfin_driver = {
.remove = __exit_p(bfin_remove),
.driver = {
- .name = "musb-bfin",
+ .name = "musb-blackfin",
.pm = DEV_PM_OPS,
},
};
diff --git a/drivers/video/console/tileblit.c b/drivers/video/console/tileblit.c
index 0056a41..15e8e1a 100644
--- a/drivers/video/console/tileblit.c
+++ b/drivers/video/console/tileblit.c
@@ -83,7 +83,7 @@ static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode,
int softback_lines, int fg, int bg)
{
struct fb_tilecursor cursor;
- int use_sw = (vc->vc_cursor_type & 0x01);
+ int use_sw = (vc->vc_cursor_type & 0x10);
cursor.sx = vc->vc_x;
cursor.sy = vc->vc_y;
diff --git a/fs/aio.c b/fs/aio.c
index 26869cd..88f0ed5 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -520,7 +520,7 @@ static inline void really_put_req(struct kioctx *ctx, struct kiocb *req)
ctx->reqs_active--;
if (unlikely(!ctx->reqs_active && ctx->dead))
- wake_up(&ctx->wait);
+ wake_up_all(&ctx->wait);
}
static void aio_fput_routine(struct work_struct *data)
@@ -1229,7 +1229,7 @@ static void io_destroy(struct kioctx *ioctx)
* by other CPUs at this point. Right now, we rely on the
* locking done by the above calls to ensure this consistency.
*/
- wake_up(&ioctx->wait);
+ wake_up_all(&ioctx->wait);
put_ioctx(ioctx); /* once for the lookup */
}
diff --git a/fs/dcache.c b/fs/dcache.c
index a39fe47..1baddc1 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1612,10 +1612,13 @@ struct dentry *d_obtain_alias(struct inode *inode)
__bit_spin_unlock(0, (unsigned long *)&tmp->d_sb->s_anon.first);
spin_unlock(&tmp->d_lock);
spin_unlock(&inode->i_lock);
+ security_d_instantiate(tmp, inode);
return tmp;
out_iput:
+ if (res && !IS_ERR(res))
+ security_d_instantiate(res, inode);
iput(inode);
return res;
}
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 85c8cc8..0d62f29 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -1464,6 +1464,13 @@ static void ext3_orphan_cleanup (struct super_block * sb,
return;
}
+ /* Check if feature set allows readwrite operations */
+ if (EXT3_HAS_RO_COMPAT_FEATURE(sb, ~EXT3_FEATURE_RO_COMPAT_SUPP)) {
+ ext3_msg(sb, KERN_INFO, "Skipping orphan cleanup due to "
+ "unknown ROCOMPAT features");
+ return;
+ }
+
if (EXT3_SB(sb)->s_mount_state & EXT3_ERROR_FS) {
if (es->s_last_orphan)
jbd_debug(1, "Errors on filesystem, "
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index f6a318f..4381efe 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -75,6 +75,7 @@ static void ext4_write_super(struct super_block *sb);
static int ext4_freeze(struct super_block *sb);
static struct dentry *ext4_mount(struct file_system_type *fs_type, int flags,
const char *dev_name, void *data);
+static int ext4_feature_set_ok(struct super_block *sb, int readonly);
static void ext4_destroy_lazyinit_thread(void);
static void ext4_unregister_li_request(struct super_block *sb);
static void ext4_clear_request_list(void);
@@ -2120,6 +2121,13 @@ static void ext4_orphan_cleanup(struct super_block *sb,
return;
}
+ /* Check if feature set would not allow a r/w mount */
+ if (!ext4_feature_set_ok(sb, 0)) {
+ ext4_msg(sb, KERN_INFO, "Skipping orphan cleanup due to "
+ "unknown ROCOMPAT features");
+ return;
+ }
+
if (EXT4_SB(sb)->s_mount_state & EXT4_ERROR_FS) {
if (es->s_last_orphan)
jbd_debug(1, "Errors on filesystem, "
diff --git a/fs/namespace.c b/fs/namespace.c
index d1edf26..445534b 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2469,9 +2469,6 @@ SYSCALL_DEFINE2(pivot_root, const char __user *, new_root,
error = user_path_dir(new_root, &new);
if (error)
goto out0;
- error = -EINVAL;
- if (!check_mnt(new.mnt))
- goto out1;
error = user_path_dir(put_old, &old);
if (error)
@@ -2491,7 +2488,7 @@ SYSCALL_DEFINE2(pivot_root, const char __user *, new_root,
IS_MNT_SHARED(new.mnt->mnt_parent) ||
IS_MNT_SHARED(root.mnt->mnt_parent))
goto out2;
- if (!check_mnt(root.mnt))
+ if (!check_mnt(root.mnt) || !check_mnt(new.mnt))
goto out2;
error = -ENOENT;
if (cant_mount(old.dentry))
@@ -2515,19 +2512,19 @@ SYSCALL_DEFINE2(pivot_root, const char __user *, new_root,
goto out2; /* not attached */
/* make sure we can reach put_old from new_root */
tmp = old.mnt;
- br_write_lock(vfsmount_lock);
if (tmp != new.mnt) {
for (;;) {
if (tmp->mnt_parent == tmp)
- goto out3; /* already mounted on put_old */
+ goto out2; /* already mounted on put_old */
if (tmp->mnt_parent == new.mnt)
break;
tmp = tmp->mnt_parent;
}
if (!is_subdir(tmp->mnt_mountpoint, new.dentry))
- goto out3;
+ goto out2;
} else if (!is_subdir(old.dentry, new.dentry))
- goto out3;
+ goto out2;
+ br_write_lock(vfsmount_lock);
detach_mnt(new.mnt, &parent_path);
detach_mnt(root.mnt, &root_parent);
/* mount old root on put_old */
@@ -2550,9 +2547,6 @@ out1:
path_put(&new);
out0:
return error;
-out3:
- br_write_unlock(vfsmount_lock);
- goto out2;
}
static void __init init_mount_tree(void)
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 42b92d7..b5fcbf7 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1214,13 +1214,17 @@ int nfs_writeback_done(struct rpc_task *task, struct nfs_write_data *data)
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
static int nfs_commit_set_lock(struct nfs_inode *nfsi, int may_wait)
{
+ int ret;
+
if (!test_and_set_bit(NFS_INO_COMMIT, &nfsi->flags))
return 1;
- if (may_wait && !out_of_line_wait_on_bit_lock(&nfsi->flags,
- NFS_INO_COMMIT, nfs_wait_bit_killable,
- TASK_KILLABLE))
- return 1;
- return 0;
+ if (!may_wait)
+ return 0;
+ ret = out_of_line_wait_on_bit_lock(&nfsi->flags,
+ NFS_INO_COMMIT,
+ nfs_wait_bit_killable,
+ TASK_KILLABLE);
+ return (ret < 0) ? ret : 1;
}
static void nfs_commit_clear_lock(struct nfs_inode *nfsi)
@@ -1396,9 +1400,10 @@ int nfs_commit_inode(struct inode *inode, int how)
{
LIST_HEAD(head);
int may_wait = how & FLUSH_SYNC;
- int res = 0;
+ int res;
- if (!nfs_commit_set_lock(NFS_I(inode), may_wait))
+ res = nfs_commit_set_lock(NFS_I(inode), may_wait);
+ if (res <= 0)
goto out_mark_dirty;
spin_lock(&inode->i_lock);
res = nfs_scan_commit(inode, &head, 0, 0);
@@ -1407,12 +1412,14 @@ int nfs_commit_inode(struct inode *inode, int how)
int error = nfs_commit_list(inode, &head, how);
if (error < 0)
return error;
- if (may_wait)
- wait_on_bit(&NFS_I(inode)->flags, NFS_INO_COMMIT,
- nfs_wait_bit_killable,
- TASK_KILLABLE);
- else
+ if (!may_wait)
goto out_mark_dirty;
+ error = wait_on_bit(&NFS_I(inode)->flags,
+ NFS_INO_COMMIT,
+ nfs_wait_bit_killable,
+ TASK_KILLABLE);
+ if (error < 0)
+ return error;
} else
nfs_commit_clear_lock(NFS_I(inode));
return res;
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index db52546..5fcb139 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -984,8 +984,8 @@ typedef __be32(*nfsd4op_func)(struct svc_rqst *, struct nfsd4_compound_state *,
void *);
enum nfsd4_op_flags {
ALLOWED_WITHOUT_FH = 1 << 0, /* No current filehandle required */
- ALLOWED_ON_ABSENT_FS = 2 << 0, /* ops processed on absent fs */
- ALLOWED_AS_FIRST_OP = 3 << 0, /* ops reqired first in compound */
+ ALLOWED_ON_ABSENT_FS = 1 << 1, /* ops processed on absent fs */
+ ALLOWED_AS_FIRST_OP = 1 << 2, /* ops reqired first in compound */
};
struct nfsd4_operation {
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 7b566ec..f0e448a 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -316,64 +316,6 @@ static struct list_head unconf_id_hashtbl[CLIENT_HASH_SIZE];
static struct list_head client_lru;
static struct list_head close_lru;
-static void unhash_generic_stateid(struct nfs4_stateid *stp)
-{
- list_del(&stp->st_hash);
- list_del(&stp->st_perfile);
- list_del(&stp->st_perstateowner);
-}
-
-static void free_generic_stateid(struct nfs4_stateid *stp)
-{
- put_nfs4_file(stp->st_file);
- kmem_cache_free(stateid_slab, stp);
-}
-
-static void release_lock_stateid(struct nfs4_stateid *stp)
-{
- struct file *file;
-
- unhash_generic_stateid(stp);
- file = find_any_file(stp->st_file);
- if (file)
- locks_remove_posix(file, (fl_owner_t)stp->st_stateowner);
- free_generic_stateid(stp);
-}
-
-static void unhash_lockowner(struct nfs4_stateowner *sop)
-{
- struct nfs4_stateid *stp;
-
- list_del(&sop->so_idhash);
- list_del(&sop->so_strhash);
- list_del(&sop->so_perstateid);
- while (!list_empty(&sop->so_stateids)) {
- stp = list_first_entry(&sop->so_stateids,
- struct nfs4_stateid, st_perstateowner);
- release_lock_stateid(stp);
- }
-}
-
-static void release_lockowner(struct nfs4_stateowner *sop)
-{
- unhash_lockowner(sop);
- nfs4_put_stateowner(sop);
-}
-
-static void
-release_stateid_lockowners(struct nfs4_stateid *open_stp)
-{
- struct nfs4_stateowner *lock_sop;
-
- while (!list_empty(&open_stp->st_lockowners)) {
- lock_sop = list_entry(open_stp->st_lockowners.next,
- struct nfs4_stateowner, so_perstateid);
- /* list_del(&open_stp->st_lockowners); */
- BUG_ON(lock_sop->so_is_open_owner);
- release_lockowner(lock_sop);
- }
-}
-
/*
* We store the NONE, READ, WRITE, and BOTH bits separately in the
* st_{access,deny}_bmap field of the stateid, in order to track not
@@ -446,13 +388,71 @@ static int nfs4_access_bmap_to_omode(struct nfs4_stateid *stp)
return nfs4_access_to_omode(access);
}
-static void release_open_stateid(struct nfs4_stateid *stp)
+static void unhash_generic_stateid(struct nfs4_stateid *stp)
+{
+ list_del(&stp->st_hash);
+ list_del(&stp->st_perfile);
+ list_del(&stp->st_perstateowner);
+}
+
+static void free_generic_stateid(struct nfs4_stateid *stp)
{
int oflag = nfs4_access_bmap_to_omode(stp);
+ nfs4_file_put_access(stp->st_file, oflag);
+ put_nfs4_file(stp->st_file);
+ kmem_cache_free(stateid_slab, stp);
+}
+
+static void release_lock_stateid(struct nfs4_stateid *stp)
+{
+ struct file *file;
+
+ unhash_generic_stateid(stp);
+ file = find_any_file(stp->st_file);
+ if (file)
+ locks_remove_posix(file, (fl_owner_t)stp->st_stateowner);
+ free_generic_stateid(stp);
+}
+
+static void unhash_lockowner(struct nfs4_stateowner *sop)
+{
+ struct nfs4_stateid *stp;
+
+ list_del(&sop->so_idhash);
+ list_del(&sop->so_strhash);
+ list_del(&sop->so_perstateid);
+ while (!list_empty(&sop->so_stateids)) {
+ stp = list_first_entry(&sop->so_stateids,
+ struct nfs4_stateid, st_perstateowner);
+ release_lock_stateid(stp);
+ }
+}
+
+static void release_lockowner(struct nfs4_stateowner *sop)
+{
+ unhash_lockowner(sop);
+ nfs4_put_stateowner(sop);
+}
+
+static void
+release_stateid_lockowners(struct nfs4_stateid *open_stp)
+{
+ struct nfs4_stateowner *lock_sop;
+
+ while (!list_empty(&open_stp->st_lockowners)) {
+ lock_sop = list_entry(open_stp->st_lockowners.next,
+ struct nfs4_stateowner, so_perstateid);
+ /* list_del(&open_stp->st_lockowners); */
+ BUG_ON(lock_sop->so_is_open_owner);
+ release_lockowner(lock_sop);
+ }
+}
+
+static void release_open_stateid(struct nfs4_stateid *stp)
+{
unhash_generic_stateid(stp);
release_stateid_lockowners(stp);
- nfs4_file_put_access(stp->st_file, oflag);
free_generic_stateid(stp);
}
@@ -3735,6 +3735,7 @@ alloc_init_lock_stateid(struct nfs4_stateowner *sop, struct nfs4_file *fp, struc
stp->st_stateid.si_stateownerid = sop->so_id;
stp->st_stateid.si_fileid = fp->fi_id;
stp->st_stateid.si_generation = 0;
+ stp->st_access_bmap = 0;
stp->st_deny_bmap = open_stp->st_deny_bmap;
stp->st_openstp = open_stp;
@@ -3749,6 +3750,17 @@ check_lock_length(u64 offset, u64 length)
LOFF_OVERFLOW(offset, length)));
}
+static void get_lock_access(struct nfs4_stateid *lock_stp, u32 access)
+{
+ struct nfs4_file *fp = lock_stp->st_file;
+ int oflag = nfs4_access_to_omode(access);
+
+ if (test_bit(access, &lock_stp->st_access_bmap))
+ return;
+ nfs4_file_get_access(fp, oflag);
+ __set_bit(access, &lock_stp->st_access_bmap);
+}
+
/*
* LOCK operation
*/
@@ -3765,7 +3777,6 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
struct file_lock conflock;
__be32 status = 0;
unsigned int strhashval;
- unsigned int cmd;
int err;
dprintk("NFSD: nfsd4_lock: start=%Ld length=%Ld\n",
@@ -3847,22 +3858,18 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
switch (lock->lk_type) {
case NFS4_READ_LT:
case NFS4_READW_LT:
- if (find_readable_file(lock_stp->st_file)) {
- nfs4_get_vfs_file(rqstp, fp, &cstate->current_fh, NFS4_SHARE_ACCESS_READ);
- filp = find_readable_file(lock_stp->st_file);
- }
+ filp = find_readable_file(lock_stp->st_file);
+ if (filp)
+ get_lock_access(lock_stp, NFS4_SHARE_ACCESS_READ);
file_lock.fl_type = F_RDLCK;
- cmd = F_SETLK;
- break;
+ break;
case NFS4_WRITE_LT:
case NFS4_WRITEW_LT:
- if (find_writeable_file(lock_stp->st_file)) {
- nfs4_get_vfs_file(rqstp, fp, &cstate->current_fh, NFS4_SHARE_ACCESS_WRITE);
- filp = find_writeable_file(lock_stp->st_file);
- }
+ filp = find_writeable_file(lock_stp->st_file);
+ if (filp)
+ get_lock_access(lock_stp, NFS4_SHARE_ACCESS_WRITE);
file_lock.fl_type = F_WRLCK;
- cmd = F_SETLK;
- break;
+ break;
default:
status = nfserr_inval;
goto out;
@@ -3886,7 +3893,7 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
* Note: locks.c uses the BKL to protect the inode's lock list.
*/
- err = vfs_lock_file(filp, cmd, &file_lock, &conflock);
+ err = vfs_lock_file(filp, F_SETLK, &file_lock, &conflock);
switch (-err) {
case 0: /* success! */
update_stateid(&lock_stp->st_stateid);
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 615f0a9..c6766af 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1142,7 +1142,7 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp,
u32 dummy;
char *machine_name;
- int i, j;
+ int i;
int nr_secflavs;
READ_BUF(16);
@@ -1215,8 +1215,6 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp,
READ_BUF(4);
READ32(dummy);
READ_BUF(dummy * 4);
- for (j = 0; j < dummy; ++j)
- READ32(dummy);
break;
case RPC_AUTH_GSS:
dprintk("RPC_AUTH_GSS callback secflavor "
@@ -1232,7 +1230,6 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp,
READ_BUF(4);
READ32(dummy);
READ_BUF(dummy);
- p += XDR_QUADLEN(dummy);
break;
default:
dprintk("Illegal callback secflavor\n");
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 7c99c1c..5e4f776 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -489,8 +489,8 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
vsize,
mm ? get_mm_rss(mm) : 0,
rsslim,
- mm ? mm->start_code : 0,
- mm ? mm->end_code : 0,
+ mm ? (permitted ? mm->start_code : 1) : 0,
+ mm ? (permitted ? mm->end_code : 1) : 0,
(permitted && mm) ? mm->start_stack : 0,
esp,
eip,
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 60b9148..f269ee6 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -249,8 +249,8 @@ static void show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
const char *name = arch_vma_name(vma);
if (!name) {
if (mm) {
- if (vma->vm_start <= mm->start_brk &&
- vma->vm_end >= mm->brk) {
+ if (vma->vm_start <= mm->brk &&
+ vma->vm_end >= mm->start_brk) {
name = "[heap]";
} else if (vma->vm_start <= mm->start_stack &&
vma->vm_end >= mm->start_stack) {
diff --git a/fs/super.c b/fs/super.c
index 7e9dd4c..0d89e93 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -71,6 +71,7 @@ static struct super_block *alloc_super(struct file_system_type *type)
#else
INIT_LIST_HEAD(&s->s_files);
#endif
+ s->s_bdi = &default_backing_dev_info;
INIT_LIST_HEAD(&s->s_instances);
INIT_HLIST_BL_HEAD(&s->s_anon);
INIT_LIST_HEAD(&s->s_inodes);
@@ -1003,6 +1004,7 @@ vfs_kern_mount(struct file_system_type *type, int flags, const char *name, void
}
BUG_ON(!mnt->mnt_sb);
WARN_ON(!mnt->mnt_sb->s_bdi);
+ WARN_ON(mnt->mnt_sb->s_bdi == &default_backing_dev_info);
mnt->mnt_sb->s_flags |= MS_BORN;
error = security_sb_kern_mount(mnt->mnt_sb, flags, secdata);
diff --git a/fs/sync.c b/fs/sync.c
index ba76b96..412dc89 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -33,7 +33,7 @@ static int __sync_filesystem(struct super_block *sb, int wait)
* This should be safe, as we require bdi backing to actually
* write out data in the first place
*/
- if (!sb->s_bdi || sb->s_bdi == &noop_backing_dev_info)
+ if (sb->s_bdi == &noop_backing_dev_info)
return 0;
if (sb->s_qcop && sb->s_qcop->quota_sync)
@@ -79,7 +79,7 @@ EXPORT_SYMBOL_GPL(sync_filesystem);
static void sync_one_sb(struct super_block *sb, void *arg)
{
- if (!(sb->s_flags & MS_RDONLY) && sb->s_bdi)
+ if (!(sb->s_flags & MS_RDONLY))
__sync_filesystem(sb, *(int *)arg);
}
/*
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index dfa2ed4..cc9f7a4 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -11,9 +11,6 @@
/* The full zone was compacted */
#define COMPACT_COMPLETE 3
-#define COMPACT_MODE_DIRECT_RECLAIM 0
-#define COMPACT_MODE_KSWAPD 1
-
#ifdef CONFIG_COMPACTION
extern int sysctl_compact_memory;
extern int sysctl_compaction_handler(struct ctl_table *table, int write,
@@ -28,8 +25,7 @@ extern unsigned long try_to_compact_pages(struct zonelist *zonelist,
bool sync);
extern unsigned long compaction_suitable(struct zone *zone, int order);
extern unsigned long compact_zone_order(struct zone *zone, int order,
- gfp_t gfp_mask, bool sync,
- int compact_mode);
+ gfp_t gfp_mask, bool sync);
/* Do not skip compaction more than 64 times */
#define COMPACT_MAX_DEFER_SHIFT 6
@@ -74,8 +70,7 @@ static inline unsigned long compaction_suitable(struct zone *zone, int order)
}
static inline unsigned long compact_zone_order(struct zone *zone, int order,
- gfp_t gfp_mask, bool sync,
- int compact_mode)
+ gfp_t gfp_mask, bool sync)
{
return COMPACT_CONTINUE;
}
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 1908929..a3c1874 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -13,6 +13,9 @@
#ifndef _LINUX_ETHTOOL_H
#define _LINUX_ETHTOOL_H
+#ifdef __KERNEL__
+#include <linux/compat.h>
+#endif
#include <linux/types.h>
#include <linux/if_ether.h>
@@ -449,6 +452,37 @@ struct ethtool_rxnfc {
__u32 rule_locs[0];
};
+#ifdef __KERNEL__
+#ifdef CONFIG_COMPAT
+
+struct compat_ethtool_rx_flow_spec {
+ u32 flow_type;
+ union {
+ struct ethtool_tcpip4_spec tcp_ip4_spec;
+ struct ethtool_tcpip4_spec udp_ip4_spec;
+ struct ethtool_tcpip4_spec sctp_ip4_spec;
+ struct ethtool_ah_espip4_spec ah_ip4_spec;
+ struct ethtool_ah_espip4_spec esp_ip4_spec;
+ struct ethtool_usrip4_spec usr_ip4_spec;
+ struct ethhdr ether_spec;
+ u8 hdata[72];
+ } h_u, m_u;
+ compat_u64 ring_cookie;
+ u32 location;
+};
+
+struct compat_ethtool_rxnfc {
+ u32 cmd;
+ u32 flow_type;
+ compat_u64 data;
+ struct compat_ethtool_rx_flow_spec fs;
+ u32 rule_cnt;
+ u32 rule_locs[0];
+};
+
+#endif /* CONFIG_COMPAT */
+#endif /* __KERNEL__ */
+
/**
* struct ethtool_rxfh_indir - command to get or set RX flow hash indirection
* @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR
diff --git a/include/linux/mm.h b/include/linux/mm.h
index f6385fc..c67adb4 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -402,16 +402,23 @@ static inline void init_page_count(struct page *page)
/*
* PageBuddy() indicate that the page is free and in the buddy system
* (see mm/page_alloc.c).
+ *
+ * PAGE_BUDDY_MAPCOUNT_VALUE must be <= -2 but better not too close to
+ * -2 so that an underflow of the page_mapcount() won't be mistaken
+ * for a genuine PAGE_BUDDY_MAPCOUNT_VALUE. -128 can be created very
+ * efficiently by most CPU architectures.
*/
+#define PAGE_BUDDY_MAPCOUNT_VALUE (-128)
+
static inline int PageBuddy(struct page *page)
{
- return atomic_read(&page->_mapcount) == -2;
+ return atomic_read(&page->_mapcount) == PAGE_BUDDY_MAPCOUNT_VALUE;
}
static inline void __SetPageBuddy(struct page *page)
{
VM_BUG_ON(atomic_read(&page->_mapcount) != -1);
- atomic_set(&page->_mapcount, -2);
+ atomic_set(&page->_mapcount, PAGE_BUDDY_MAPCOUNT_VALUE);
}
static inline void __ClearPageBuddy(struct page *page)
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index b24d702..bcc7336 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1813,10 +1813,8 @@ int cgroup_attach_task(struct cgroup *cgrp, struct task_struct *tsk)
/* Update the css_set linked lists if we're using them */
write_lock(&css_set_lock);
- if (!list_empty(&tsk->cg_list)) {
- list_del(&tsk->cg_list);
- list_add(&tsk->cg_list, &newcg->tasks);
- }
+ if (!list_empty(&tsk->cg_list))
+ list_move(&tsk->cg_list, &newcg->tasks);
write_unlock(&css_set_lock);
for_each_subsys(root, ss) {
@@ -3655,12 +3653,12 @@ again:
spin_lock(&release_list_lock);
set_bit(CGRP_REMOVED, &cgrp->flags);
if (!list_empty(&cgrp->release_list))
- list_del(&cgrp->release_list);
+ list_del_init(&cgrp->release_list);
spin_unlock(&release_list_lock);
cgroup_lock_hierarchy(cgrp->root);
/* delete this cgroup from parent->children */
- list_del(&cgrp->sibling);
+ list_del_init(&cgrp->sibling);
cgroup_unlock_hierarchy(cgrp->root);
d = dget(cgrp->dentry);
@@ -3879,7 +3877,7 @@ void cgroup_unload_subsys(struct cgroup_subsys *ss)
subsys[ss->subsys_id] = NULL;
/* remove subsystem from rootnode's list of subsystems */
- list_del(&ss->sibling);
+ list_del_init(&ss->sibling);
/*
* disentangle the css from all css_sets attached to the dummytop. as
@@ -4253,7 +4251,7 @@ void cgroup_exit(struct task_struct *tsk, int run_callbacks)
if (!list_empty(&tsk->cg_list)) {
write_lock(&css_set_lock);
if (!list_empty(&tsk->cg_list))
- list_del(&tsk->cg_list);
+ list_del_init(&tsk->cg_list);
write_unlock(&css_set_lock);
}
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index b22a2ef..ad02fea 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -6115,17 +6115,20 @@ __perf_event_exit_task(struct perf_event *child_event,
struct perf_event_context *child_ctx,
struct task_struct *child)
{
- struct perf_event *parent_event;
+ if (child_event->parent) {
+ raw_spin_lock_irq(&child_ctx->lock);
+ perf_group_detach(child_event);
+ raw_spin_unlock_irq(&child_ctx->lock);
+ }
perf_event_remove_from_context(child_event);
- parent_event = child_event->parent;
/*
- * It can happen that parent exits first, and has events
+ * It can happen that the parent exits first, and has events
* that are still around due to the child reference. These
- * events need to be zapped - but otherwise linger.
+ * events need to be zapped.
*/
- if (parent_event) {
+ if (child_event->parent) {
sync_child_event(child_event, child);
free_event(child_event);
}
diff --git a/kernel/signal.c b/kernel/signal.c
index 4e3cff1..3175186 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2421,9 +2421,13 @@ SYSCALL_DEFINE3(rt_sigqueueinfo, pid_t, pid, int, sig,
return -EFAULT;
/* Not even root can pretend to send signals from the kernel.
- Nor can they impersonate a kill(), which adds source info. */
- if (info.si_code >= 0)
+ * Nor can they impersonate a kill()/tgkill(), which adds source info.
+ */
+ if (info.si_code != SI_QUEUE) {
+ /* We used to allow any < 0 si_code */
+ WARN_ON_ONCE(info.si_code < 0);
return -EPERM;
+ }
info.si_signo = sig;
/* POSIX.1b doesn't mention process groups. */
@@ -2437,9 +2441,13 @@ long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t *info)
return -EINVAL;
/* Not even root can pretend to send signals from the kernel.
- Nor can they impersonate a kill(), which adds source info. */
- if (info->si_code >= 0)
+ * Nor can they impersonate a kill()/tgkill(), which adds source info.
+ */
+ if (info->si_code != SI_QUEUE) {
+ /* We used to allow any < 0 si_code */
+ WARN_ON_ONCE(info->si_code < 0);
return -EPERM;
+ }
info->si_signo = sig;
return do_send_specific(tgid, pid, sig, info);
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 4eed0af..443fd20 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -169,6 +169,11 @@ static int proc_taint(struct ctl_table *table, int write,
void __user *buffer, size_t *lenp, loff_t *ppos);
#endif
+#ifdef CONFIG_PRINTK
+static int proc_dmesg_restrict(struct ctl_table *table, int write,
+ void __user *buffer, size_t *lenp, loff_t *ppos);
+#endif
+
#ifdef CONFIG_MAGIC_SYSRQ
/* Note: sysrq code uses it's own private copy */
static int __sysrq_enabled = SYSRQ_DEFAULT_ENABLE;
@@ -713,7 +718,7 @@ static struct ctl_table kern_table[] = {
.data = &kptr_restrict,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec_minmax,
+ .proc_handler = proc_dmesg_restrict,
.extra1 = &zero,
.extra2 = &two,
},
@@ -2397,6 +2402,17 @@ static int proc_taint(struct ctl_table *table, int write,
return err;
}
+#ifdef CONFIG_PRINTK
+static int proc_dmesg_restrict(struct ctl_table *table, int write,
+ void __user *buffer, size_t *lenp, loff_t *ppos)
+{
+ if (write && !capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ return proc_dointvec_minmax(table, write, buffer, lenp, ppos);
+}
+#endif
+
struct do_proc_dointvec_minmax_conv_param {
int *min;
int *max;
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 027100d..8e4ed88 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -604,7 +604,7 @@ static void bdi_prune_sb(struct backing_dev_info *bdi)
spin_lock(&sb_lock);
list_for_each_entry(sb, &super_blocks, s_list) {
if (sb->s_bdi == bdi)
- sb->s_bdi = NULL;
+ sb->s_bdi = &default_backing_dev_info;
}
spin_unlock(&sb_lock);
}
diff --git a/mm/compaction.c b/mm/compaction.c
index 8be430b8..dcb058b 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -42,8 +42,6 @@ struct compact_control {
unsigned int order; /* order a direct compactor needs */
int migratetype; /* MOVABLE, RECLAIMABLE etc */
struct zone *zone;
-
- int compact_mode;
};
static unsigned long release_freepages(struct list_head *freelist)
@@ -397,10 +395,7 @@ static int compact_finished(struct zone *zone,
return COMPACT_COMPLETE;
/* Compaction run is not finished if the watermark is not met */
- if (cc->compact_mode != COMPACT_MODE_KSWAPD)
- watermark = low_wmark_pages(zone);
- else
- watermark = high_wmark_pages(zone);
+ watermark = low_wmark_pages(zone);
watermark += (1 << cc->order);
if (!zone_watermark_ok(zone, cc->order, watermark, 0, 0))
@@ -413,15 +408,6 @@ static int compact_finished(struct zone *zone,
if (cc->order == -1)
return COMPACT_CONTINUE;
- /*
- * Generating only one page of the right order is not enough
- * for kswapd, we must continue until we're above the high
- * watermark as a pool for high order GFP_ATOMIC allocations
- * too.
- */
- if (cc->compact_mode == COMPACT_MODE_KSWAPD)
- return COMPACT_CONTINUE;
-
/* Direct compactor: Is a suitable page free? */
for (order = cc->order; order < MAX_ORDER; order++) {
/* Job done if page is free of the right migratetype */
@@ -543,8 +529,7 @@ static int compact_zone(struct zone *zone, struct compact_control *cc)
unsigned long compact_zone_order(struct zone *zone,
int order, gfp_t gfp_mask,
- bool sync,
- int compact_mode)
+ bool sync)
{
struct compact_control cc = {
.nr_freepages = 0,
@@ -553,7 +538,6 @@ unsigned long compact_zone_order(struct zone *zone,
.migratetype = allocflags_to_migratetype(gfp_mask),
.zone = zone,
.sync = sync,
- .compact_mode = compact_mode,
};
INIT_LIST_HEAD(&cc.freepages);
INIT_LIST_HEAD(&cc.migratepages);
@@ -599,8 +583,7 @@ unsigned long try_to_compact_pages(struct zonelist *zonelist,
nodemask) {
int status;
- status = compact_zone_order(zone, order, gfp_mask, sync,
- COMPACT_MODE_DIRECT_RECLAIM);
+ status = compact_zone_order(zone, order, gfp_mask, sync);
rc = max(status, rc);
/* If a normal allocation would succeed, stop compacting */
@@ -631,7 +614,6 @@ static int compact_node(int nid)
.nr_freepages = 0,
.nr_migratepages = 0,
.order = -1,
- .compact_mode = COMPACT_MODE_DIRECT_RECLAIM,
};
zone = &pgdat->node_zones[zoneid];
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 7dcca55..33b5861 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -31,6 +31,7 @@
#include <linux/memcontrol.h>
#include <linux/mempolicy.h>
#include <linux/security.h>
+#include <linux/ptrace.h>
int sysctl_panic_on_oom;
int sysctl_oom_kill_allocating_task;
@@ -292,13 +293,15 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
unsigned long totalpages, struct mem_cgroup *mem,
const nodemask_t *nodemask)
{
- struct task_struct *p;
+ struct task_struct *g, *p;
struct task_struct *chosen = NULL;
*ppoints = 0;
- for_each_process(p) {
+ do_each_thread(g, p) {
unsigned int points;
+ if (!p->mm)
+ continue;
if (oom_unkillable_task(p, mem, nodemask))
continue;
@@ -314,22 +317,29 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
if (test_tsk_thread_flag(p, TIF_MEMDIE))
return ERR_PTR(-1UL);
- /*
- * This is in the process of releasing memory so wait for it
- * to finish before killing some other task by mistake.
- *
- * However, if p is the current task, we allow the 'kill' to
- * go ahead if it is exiting: this will simply set TIF_MEMDIE,
- * which will allow it to gain access to memory reserves in
- * the process of exiting and releasing its resources.
- * Otherwise we could get an easy OOM deadlock.
- */
- if (thread_group_empty(p) && (p->flags & PF_EXITING) && p->mm) {
- if (p != current)
- return ERR_PTR(-1UL);
-
- chosen = p;
- *ppoints = 1000;
+ if (p->flags & PF_EXITING) {
+ /*
+ * If p is the current task and is in the process of
+ * releasing memory, we allow the "kill" to set
+ * TIF_MEMDIE, which will allow it to gain access to
+ * memory reserves. Otherwise, it may stall forever.
+ *
+ * The loop isn't broken here, however, in case other
+ * threads are found to have already been oom killed.
+ */
+ if (p == current) {
+ chosen = p;
+ *ppoints = 1000;
+ } else {
+ /*
+ * If this task is not being ptraced on exit,
+ * then wait for it to finish before killing
+ * some other task unnecessarily.
+ */
+ if (!(task_ptrace(p->group_leader) &
+ PT_TRACE_EXIT))
+ return ERR_PTR(-1UL);
+ }
}
points = oom_badness(p, mem, nodemask, totalpages);
@@ -337,7 +347,7 @@ static struct task_struct *select_bad_process(unsigned int *ppoints,
chosen = p;
*ppoints = points;
}
- }
+ } while_each_thread(g, p);
return chosen;
}
@@ -491,6 +501,8 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
list_for_each_entry(child, &t->children, sibling) {
unsigned int child_points;
+ if (child->mm == p->mm)
+ continue;
/*
* oom_badness() returns 0 if the thread is unkillable
*/
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cdef1d4..2828037 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -286,7 +286,7 @@ static void bad_page(struct page *page)
/* Don't complain about poisoned pages */
if (PageHWPoison(page)) {
- __ClearPageBuddy(page);
+ reset_page_mapcount(page); /* remove PageBuddy */
return;
}
@@ -317,7 +317,7 @@ static void bad_page(struct page *page)
dump_stack();
out:
/* Leave bad fields for debug, except PageBuddy could make trouble */
- __ClearPageBuddy(page);
+ reset_page_mapcount(page); /* remove PageBuddy */
add_taint(TAINT_BAD_PAGE);
}
diff --git a/mm/shmem.c b/mm/shmem.c
index 5ee67c99..5ac23d5 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2791,5 +2791,6 @@ int shmem_zero_setup(struct vm_area_struct *vma)
fput(vma->vm_file);
vma->vm_file = file;
vma->vm_ops = &shmem_vm_ops;
+ vma->vm_flags |= VM_CAN_NONLINEAR;
return 0;
}
diff --git a/mm/slab.c b/mm/slab.c
index 37961d1f..4c6e2e3 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2288,8 +2288,8 @@ kmem_cache_create (const char *name, size_t size, size_t align,
if (ralign < align) {
ralign = align;
}
- /* disable debug if not aligning with REDZONE_ALIGN */
- if (ralign & (__alignof__(unsigned long long) - 1))
+ /* disable debug if necessary */
+ if (ralign > __alignof__(unsigned long long))
flags &= ~(SLAB_RED_ZONE | SLAB_STORE_USER);
/*
* 4) Store it.
@@ -2315,8 +2315,8 @@ kmem_cache_create (const char *name, size_t size, size_t align,
*/
if (flags & SLAB_RED_ZONE) {
/* add space for red zone words */
- cachep->obj_offset += align;
- size += align + sizeof(unsigned long long);
+ cachep->obj_offset += sizeof(unsigned long long);
+ size += 2 * sizeof(unsigned long long);
}
if (flags & SLAB_STORE_USER) {
/* user store requires one word storage behind the end of
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 0341c57..6d6d28c 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -2149,8 +2149,13 @@ bad_swap_2:
p->flags = 0;
spin_unlock(&swap_lock);
vfree(swap_map);
- if (swap_file)
+ if (swap_file) {
+ if (did_down) {
+ mutex_unlock(&inode->i_mutex);
+ did_down = 0;
+ }
filp_close(swap_file, NULL);
+ }
out:
if (page && !IS_ERR(page)) {
kunmap(page);
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 6771ea7..3b4a41d 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2397,7 +2397,6 @@ loop_again:
* cause too much scanning of the lower zones.
*/
for (i = 0; i <= end_zone; i++) {
- int compaction;
struct zone *zone = pgdat->node_zones + i;
int nr_slab;
@@ -2428,24 +2427,9 @@ loop_again:
sc.nr_reclaimed += reclaim_state->reclaimed_slab;
total_scanned += sc.nr_scanned;
- compaction = 0;
- if (order &&
- zone_watermark_ok(zone, 0,
- high_wmark_pages(zone),
- end_zone, 0) &&
- !zone_watermark_ok(zone, order,
- high_wmark_pages(zone),
- end_zone, 0)) {
- compact_zone_order(zone,
- order,
- sc.gfp_mask, false,
- COMPACT_MODE_KSWAPD);
- compaction = 1;
- }
-
if (zone->all_unreclaimable)
continue;
- if (!compaction && nr_slab == 0 &&
+ if (nr_slab == 0 &&
!zone_reclaimable(zone))
zone->all_unreclaimable = 1;
/*
diff --git a/net/socket.c b/net/socket.c
index ac2219f..29c7df0 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2583,23 +2583,123 @@ static int dev_ifconf(struct net *net, struct compat_ifconf __user *uifc32)
static int ethtool_ioctl(struct net *net, struct compat_ifreq __user *ifr32)
{
+ struct compat_ethtool_rxnfc __user *compat_rxnfc;
+ bool convert_in = false, convert_out = false;
+ size_t buf_size = ALIGN(sizeof(struct ifreq), 8);
+ struct ethtool_rxnfc __user *rxnfc;
struct ifreq __user *ifr;
+ u32 rule_cnt = 0, actual_rule_cnt;
+ u32 ethcmd;
u32 data;
- void __user *datap;
+ int ret;
+
+ if (get_user(data, &ifr32->ifr_ifru.ifru_data))
+ return -EFAULT;
- ifr = compat_alloc_user_space(sizeof(*ifr));
+ compat_rxnfc = compat_ptr(data);
- if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
+ if (get_user(ethcmd, &compat_rxnfc->cmd))
return -EFAULT;
- if (get_user(data, &ifr32->ifr_ifru.ifru_data))
+ /* Most ethtool structures are defined without padding.
+ * Unfortunately struct ethtool_rxnfc is an exception.
+ */
+ switch (ethcmd) {
+ default:
+ break;
+ case ETHTOOL_GRXCLSRLALL:
+ /* Buffer size is variable */
+ if (get_user(rule_cnt, &compat_rxnfc->rule_cnt))
+ return -EFAULT;
+ if (rule_cnt > KMALLOC_MAX_SIZE / sizeof(u32))
+ return -ENOMEM;
+ buf_size += rule_cnt * sizeof(u32);
+ /* fall through */
+ case ETHTOOL_GRXRINGS:
+ case ETHTOOL_GRXCLSRLCNT:
+ case ETHTOOL_GRXCLSRULE:
+ convert_out = true;
+ /* fall through */
+ case ETHTOOL_SRXCLSRLDEL:
+ case ETHTOOL_SRXCLSRLINS:
+ buf_size += sizeof(struct ethtool_rxnfc);
+ convert_in = true;
+ break;
+ }
+
+ ifr = compat_alloc_user_space(buf_size);
+ rxnfc = (void *)ifr + ALIGN(sizeof(struct ifreq), 8);
+
+ if (copy_in_user(&ifr->ifr_name, &ifr32->ifr_name, IFNAMSIZ))
return -EFAULT;
- datap = compat_ptr(data);
- if (put_user(datap, &ifr->ifr_ifru.ifru_data))
+ if (put_user(convert_in ? rxnfc : compat_ptr(data),
+ &ifr->ifr_ifru.ifru_data))
return -EFAULT;
- return dev_ioctl(net, SIOCETHTOOL, ifr);
+ if (convert_in) {
+ /* We expect there to be holes between fs.m_u and
+ * fs.ring_cookie and at the end of fs, but nowhere else.
+ */
+ BUILD_BUG_ON(offsetof(struct compat_ethtool_rxnfc, fs.m_u) +
+ sizeof(compat_rxnfc->fs.m_u) !=
+ offsetof(struct ethtool_rxnfc, fs.m_u) +
+ sizeof(rxnfc->fs.m_u));
+ BUILD_BUG_ON(
+ offsetof(struct compat_ethtool_rxnfc, fs.location) -
+ offsetof(struct compat_ethtool_rxnfc, fs.ring_cookie) !=
+ offsetof(struct ethtool_rxnfc, fs.location) -
+ offsetof(struct ethtool_rxnfc, fs.ring_cookie));
+
+ if (copy_in_user(rxnfc, compat_rxnfc,
+ (void *)(&rxnfc->fs.m_u + 1) -
+ (void *)rxnfc) ||
+ copy_in_user(&rxnfc->fs.ring_cookie,
+ &compat_rxnfc->fs.ring_cookie,
+ (void *)(&rxnfc->fs.location + 1) -
+ (void *)&rxnfc->fs.ring_cookie) ||
+ copy_in_user(&rxnfc->rule_cnt, &compat_rxnfc->rule_cnt,
+ sizeof(rxnfc->rule_cnt)))
+ return -EFAULT;
+ }
+
+ ret = dev_ioctl(net, SIOCETHTOOL, ifr);
+ if (ret)
+ return ret;
+
+ if (convert_out) {
+ if (copy_in_user(compat_rxnfc, rxnfc,
+ (const void *)(&rxnfc->fs.m_u + 1) -
+ (const void *)rxnfc) ||
+ copy_in_user(&compat_rxnfc->fs.ring_cookie,
+ &rxnfc->fs.ring_cookie,
+ (const void *)(&rxnfc->fs.location + 1) -
+ (const void *)&rxnfc->fs.ring_cookie) ||
+ copy_in_user(&compat_rxnfc->rule_cnt, &rxnfc->rule_cnt,
+ sizeof(rxnfc->rule_cnt)))
+ return -EFAULT;
+
+ if (ethcmd == ETHTOOL_GRXCLSRLALL) {
+ /* As an optimisation, we only copy the actual
+ * number of rules that the underlying
+ * function returned. Since Mallory might
+ * change the rule count in user memory, we
+ * check that it is less than the rule count
+ * originally given (as the user buffer size),
+ * which has been range-checked.
+ */
+ if (get_user(actual_rule_cnt, &rxnfc->rule_cnt))
+ return -EFAULT;
+ if (actual_rule_cnt < rule_cnt)
+ rule_cnt = actual_rule_cnt;
+ if (copy_in_user(&compat_rxnfc->rule_locs[0],
+ &rxnfc->rule_locs[0],
+ rule_cnt * sizeof(u32)))
+ return -EFAULT;
+ }
+ }
+
+ return 0;
}
static int compat_siocwandev(struct net *net, struct compat_ifreq __user *uifr32)
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index be96d42..1e336a0 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -710,6 +710,8 @@ static void xs_reset_transport(struct sock_xprt *transport)
if (sk == NULL)
return;
+ transport->srcport = 0;
+
write_lock_bh(&sk->sk_callback_lock);
transport->inet = NULL;
transport->sock = NULL;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index acd2099..c2eb6a7 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -16085,9 +16085,12 @@ static int alc861_auto_create_multi_out_ctls(struct hda_codec *codec,
return err;
} else {
const char *name = pfx;
- if (!name)
+ int index = i;
+ if (!name) {
name = chname[i];
- err = __alc861_create_out_sw(codec, name, nid, i, 3);
+ index = 0;
+ }
+ err = __alc861_create_out_sw(codec, name, nid, index, 3);
if (err < 0)
return err;
}
@@ -17238,16 +17241,19 @@ static int alc861vd_auto_create_multi_out_ctls(struct alc_spec *spec,
return err;
} else {
const char *name = pfx;
- if (!name)
+ int index = i;
+ if (!name) {
name = chname[i];
+ index = 0;
+ }
err = __add_pb_vol_ctrl(spec, ALC_CTL_WIDGET_VOL,
- name, i,
+ name, index,
HDA_COMPOSE_AMP_VAL(nid_v, 3, 0,
HDA_OUTPUT));
if (err < 0)
return err;
err = __add_pb_sw_ctrl(spec, ALC_CTL_BIND_MUTE,
- name, i,
+ name, index,
HDA_COMPOSE_AMP_VAL(nid_s, 3, 2,
HDA_INPUT));
if (err < 0)
@@ -19296,12 +19302,15 @@ static int alc662_auto_create_multi_out_ctls(struct hda_codec *codec,
return err;
} else {
const char *name = pfx;
- if (!name)
+ int index = i;
+ if (!name) {
name = chname[i];
- err = __alc662_add_vol_ctl(spec, name, nid, i, 3);
+ index = 0;
+ }
+ err = __alc662_add_vol_ctl(spec, name, nid, index, 3);
if (err < 0)
return err;
- err = __alc662_add_sw_ctl(spec, name, mix, i, 3);
+ err = __alc662_add_sw_ctl(spec, name, mix, index, 3);
if (err < 0)
return err;
}
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 052062d..8566119 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -94,6 +94,7 @@ enum {
STAC_92HD83XXX_REF,
STAC_92HD83XXX_PWR_REF,
STAC_DELL_S14,
+ STAC_DELL_E5520M,
STAC_92HD83XXX_HP,
STAC_HP_DV7_4000,
STAC_92HD83XXX_MODELS
@@ -1657,6 +1658,13 @@ static unsigned int dell_s14_pin_configs[10] = {
0x40f000f0, 0x40f000f0,
};
+/* Switch int mic from 0x20 to 0x11 */
+static unsigned int dell_e5520m_pin_configs[10] = {
+ 0x04a11020, 0x0421101f, 0x400000f0, 0x90170110,
+ 0x23011050, 0x23a1102e, 0x400000f3, 0xd5a30130,
+ 0x400000f0, 0x40f000f0,
+};
+
static unsigned int hp_dv7_4000_pin_configs[10] = {
0x03a12050, 0x0321201f, 0x40f000f0, 0x90170110,
0x40f000f0, 0x40f000f0, 0x90170110, 0xd5a30140,
@@ -1667,6 +1675,7 @@ static unsigned int *stac92hd83xxx_brd_tbl[STAC_92HD83XXX_MODELS] = {
[STAC_92HD83XXX_REF] = ref92hd83xxx_pin_configs,
[STAC_92HD83XXX_PWR_REF] = ref92hd83xxx_pin_configs,
[STAC_DELL_S14] = dell_s14_pin_configs,
+ [STAC_DELL_E5520M] = dell_e5520m_pin_configs,
[STAC_HP_DV7_4000] = hp_dv7_4000_pin_configs,
};
@@ -1675,6 +1684,7 @@ static const char * const stac92hd83xxx_models[STAC_92HD83XXX_MODELS] = {
[STAC_92HD83XXX_REF] = "ref",
[STAC_92HD83XXX_PWR_REF] = "mic-ref",
[STAC_DELL_S14] = "dell-s14",
+ [STAC_DELL_E5520M] = "dell-e5520m",
[STAC_92HD83XXX_HP] = "hp",
[STAC_HP_DV7_4000] = "hp-dv7-4000",
};
@@ -1687,6 +1697,14 @@ static struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
"DFI LanParty", STAC_92HD83XXX_REF),
SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02ba,
"unknown Dell", STAC_DELL_S14),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x049a,
+ "Dell E5520", STAC_DELL_E5520M),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x049b,
+ "Dell E5420", STAC_DELL_E5520M),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x04eb,
+ "Dell E5420m", STAC_DELL_E5520M),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x04ec,
+ "Dell E5520m", STAC_DELL_E5520M),
SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xff00, 0x3600,
"HP", STAC_92HD83XXX_HP),
{} /* terminator */
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 63b0054..acc4579 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -159,6 +159,7 @@ struct via_spec {
#endif
};
+static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec);
static struct via_spec * via_new_spec(struct hda_codec *codec)
{
struct via_spec *spec;
@@ -169,6 +170,10 @@ static struct via_spec * via_new_spec(struct hda_codec *codec)
codec->spec = spec;
spec->codec = codec;
+ spec->codec_type = get_codec_type(codec);
+ /* VT1708BCE & VT1708S are almost same */
+ if (spec->codec_type == VT1708BCE)
+ spec->codec_type = VT1708S;
return spec;
}
@@ -1101,6 +1106,7 @@ static int via_mux_enum_put(struct snd_kcontrol *kcontrol,
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct via_spec *spec = codec->spec;
unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
+ int ret;
if (!spec->mux_nids[adc_idx])
return -EINVAL;
@@ -1109,12 +1115,14 @@ static int via_mux_enum_put(struct snd_kcontrol *kcontrol,
AC_VERB_GET_POWER_STATE, 0x00) != AC_PWRST_D0)
snd_hda_codec_write(codec, spec->mux_nids[adc_idx], 0,
AC_VERB_SET_POWER_STATE, AC_PWRST_D0);
- /* update jack power state */
- set_jack_power_state(codec);
- return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
+ ret = snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,
spec->mux_nids[adc_idx],
&spec->cur_mux[adc_idx]);
+ /* update jack power state */
+ set_jack_power_state(codec);
+
+ return ret;
}
static int via_independent_hp_info(struct snd_kcontrol *kcontrol,
@@ -1188,8 +1196,16 @@ static int via_independent_hp_put(struct snd_kcontrol *kcontrol,
/* Get Independent Mode index of headphone pin widget */
spec->hp_independent_mode = spec->hp_independent_mode_index == pinsel
? 1 : 0;
- snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, pinsel);
+ if (spec->codec_type == VT1718S)
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_CONNECT_SEL, pinsel ? 2 : 0);
+ else
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_CONNECT_SEL, pinsel);
+ if (spec->codec_type == VT1812)
+ snd_hda_codec_write(codec, 0x35, 0,
+ AC_VERB_SET_CONNECT_SEL, pinsel);
if (spec->multiout.hp_nid && spec->multiout.hp_nid
!= spec->multiout.dac_nids[HDA_FRONT])
snd_hda_codec_setup_stream(codec, spec->multiout.hp_nid,
@@ -1208,6 +1224,8 @@ static int via_independent_hp_put(struct snd_kcontrol *kcontrol,
activate_ctl(codec, "Headphone Playback Switch",
spec->hp_independent_mode);
}
+ /* update jack power state */
+ set_jack_power_state(codec);
return 0;
}
@@ -1248,9 +1266,12 @@ static int via_hp_build(struct hda_codec *codec)
break;
}
- nums = snd_hda_get_connections(codec, nid, conn, HDA_MAX_CONNECTIONS);
- if (nums <= 1)
- return 0;
+ if (spec->codec_type != VT1708) {
+ nums = snd_hda_get_connections(codec, nid,
+ conn, HDA_MAX_CONNECTIONS);
+ if (nums <= 1)
+ return 0;
+ }
knew = via_clone_control(spec, &via_hp_mixer[0]);
if (knew == NULL)
@@ -1310,6 +1331,11 @@ static void mute_aa_path(struct hda_codec *codec, int mute)
start_idx = 2;
end_idx = 4;
break;
+ case VT1718S:
+ nid_mixer = 0x21;
+ start_idx = 1;
+ end_idx = 3;
+ break;
default:
return;
}
@@ -2185,10 +2211,6 @@ static int via_init(struct hda_codec *codec)
for (i = 0; i < spec->num_iverbs; i++)
snd_hda_sequence_write(codec, spec->init_verbs[i]);
- spec->codec_type = get_codec_type(codec);
- if (spec->codec_type == VT1708BCE)
- spec->codec_type = VT1708S; /* VT1708BCE & VT1708S are almost
- same */
/* Lydia Add for EAPD enable */
if (!spec->dig_in_nid) { /* No Digital In connection */
if (spec->dig_in_pin) {
@@ -2438,7 +2460,14 @@ static int vt_auto_create_analog_input_ctls(struct hda_codec *codec,
else
type_idx = 0;
label = hda_get_autocfg_input_label(codec, cfg, i);
- err = via_new_analog_input(spec, label, type_idx, idx, cap_nid);
+ if (spec->codec_type == VT1708S ||
+ spec->codec_type == VT1702 ||
+ spec->codec_type == VT1716S)
+ err = via_new_analog_input(spec, label, type_idx,
+ idx+1, cap_nid);
+ else
+ err = via_new_analog_input(spec, label, type_idx,
+ idx, cap_nid);
if (err < 0)
return err;
snd_hda_add_imux_item(imux, label, idx, NULL);
diff --git a/sound/soc/codecs/uda134x.c b/sound/soc/codecs/uda134x.c
index e76847a..48ffd40 100644
--- a/sound/soc/codecs/uda134x.c
+++ b/sound/soc/codecs/uda134x.c
@@ -486,7 +486,8 @@ static struct snd_soc_dai_driver uda134x_dai = {
static int uda134x_soc_probe(struct snd_soc_codec *codec)
{
struct uda134x_priv *uda134x;
- struct uda134x_platform_data *pd = dev_get_drvdata(codec->card->dev);
+ struct uda134x_platform_data *pd = codec->card->dev->platform_data;
+
int ret;
printk(KERN_INFO "UDA134X SoC Audio Codec\n");
diff --git a/sound/soc/samsung/s3c24xx_uda134x.c b/sound/soc/samsung/s3c24xx_uda134x.c
index 2c09e93..86f1dc4 100644
--- a/sound/soc/samsung/s3c24xx_uda134x.c
+++ b/sound/soc/samsung/s3c24xx_uda134x.c
@@ -226,7 +226,7 @@ static struct snd_soc_ops s3c24xx_uda134x_ops = {
static struct snd_soc_dai_link s3c24xx_uda134x_dai_link = {
.name = "UDA134X",
.stream_name = "UDA134X",
- .codec_name = "uda134x-hifi",
+ .codec_name = "uda134x-codec",
.codec_dai_name = "uda134x-hifi",
.cpu_dai_name = "s3c24xx-iis",
.ops = &s3c24xx_uda134x_ops,
@@ -321,6 +321,7 @@ static int s3c24xx_uda134x_probe(struct platform_device *pdev)
platform_set_drvdata(s3c24xx_uda134x_snd_device,
&snd_soc_s3c24xx_uda134x);
+ platform_device_add_data(s3c24xx_uda134x_snd_device, &s3c24xx_uda134x, sizeof(s3c24xx_uda134x));
ret = platform_device_add(s3c24xx_uda134x_snd_device);
if (ret) {
printk(KERN_ERR "S3C24XX_UDA134X SoC Audio: Unable to add\n");
Reference in New Issue View Git Blame Copy Permalink