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| author | Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> | 2015-08-07 00:47:01 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-08-07 03:39:41 +0200 |
| commit | a209ef09af0dc921311d0cc4a1d4f926321d91b8 (patch) | |
| tree | ad921af093f96d72501e5c776380c72b65fbe1ea /Documentation/stable_kernel_rules.txt | |
| parent | mm/memory-failure: unlock_page before put_page (diff) | |
| download | linux-a209ef09af0dc921311d0cc4a1d4f926321d91b8.tar.xz linux-a209ef09af0dc921311d0cc4a1d4f926321d91b8.zip | |
mm/memory-failure: fix race in counting num_poisoned_pages
When memory_failure() is called on a page which are just freed after
page migration from soft offlining, the counter num_poisoned_pages is
raised twi= ce. So let's fix it with using TestSetPageHWPoison.
Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Dean Nelson <dnelson@redhat.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Hugh Dickins <hughd@google.com>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation/stable_kernel_rules.txt')
0 files changed, 0 insertions, 0 deletions