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authorDave Airlie <airlied@redhat.com>2010-10-19 09:48:34 +1000
committerDave Airlie <airlied@redhat.com>2010-10-19 09:48:34 +1000
commitb7ae5056c94a8191c1fd0b5697707377516c0c5d (patch)
tree394f68003ea0bc2a0c24e510a7c5b13f479ce743 /mm/memory-failure.c
parent2126d0a4a205e2d6b763434f892524cd60f74228 (diff)
parent6a2a11dbea5db417d200d38dda53c30a2e5603e0 (diff)
downloadop-kernel-dev-b7ae5056c94a8191c1fd0b5697707377516c0c5d.zip
op-kernel-dev-b7ae5056c94a8191c1fd0b5697707377516c0c5d.tar.gz
Merge branch 'drm-fixes' of /home/airlied/kernel/linux-2.6 into drm-core-next
Conflicts: drivers/gpu/drm/i915/intel_fb.c drivers/gpu/drm/radeon/r600_blit_kms.c drivers/gpu/drm/ttm/ttm_bo.c
Diffstat (limited to 'mm/memory-failure.c')
-rw-r--r--mm/memory-failure.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 9c26eec..757f6b0 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -183,7 +183,7 @@ EXPORT_SYMBOL_GPL(hwpoison_filter);
* signal.
*/
static int kill_proc_ao(struct task_struct *t, unsigned long addr, int trapno,
- unsigned long pfn)
+ unsigned long pfn, struct page *page)
{
struct siginfo si;
int ret;
@@ -198,7 +198,7 @@ static int kill_proc_ao(struct task_struct *t, unsigned long addr, int trapno,
#ifdef __ARCH_SI_TRAPNO
si.si_trapno = trapno;
#endif
- si.si_addr_lsb = PAGE_SHIFT;
+ si.si_addr_lsb = compound_order(compound_head(page)) + PAGE_SHIFT;
/*
* Don't use force here, it's convenient if the signal
* can be temporarily blocked.
@@ -235,7 +235,7 @@ void shake_page(struct page *p, int access)
int nr;
do {
nr = shrink_slab(1000, GFP_KERNEL, 1000);
- if (page_count(p) == 0)
+ if (page_count(p) == 1)
break;
} while (nr > 10);
}
@@ -327,7 +327,7 @@ static void add_to_kill(struct task_struct *tsk, struct page *p,
* wrong earlier.
*/
static void kill_procs_ao(struct list_head *to_kill, int doit, int trapno,
- int fail, unsigned long pfn)
+ int fail, struct page *page, unsigned long pfn)
{
struct to_kill *tk, *next;
@@ -352,7 +352,7 @@ static void kill_procs_ao(struct list_head *to_kill, int doit, int trapno,
* process anyways.
*/
else if (kill_proc_ao(tk->tsk, tk->addr, trapno,
- pfn) < 0)
+ pfn, page) < 0)
printk(KERN_ERR
"MCE %#lx: Cannot send advisory machine check signal to %s:%d\n",
pfn, tk->tsk->comm, tk->tsk->pid);
@@ -928,7 +928,7 @@ static int hwpoison_user_mappings(struct page *p, unsigned long pfn,
* any accesses to the poisoned memory.
*/
kill_procs_ao(&tokill, !!PageDirty(hpage), trapno,
- ret != SWAP_SUCCESS, pfn);
+ ret != SWAP_SUCCESS, p, pfn);
return ret;
}
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