diff options
| author | Wanpeng Li | 2013-09-30 22:45:23 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2013-09-30 23:31:02 +0200 |
| commit | 2d421acd1568cf2d83739a1afec8e18edb9e3d16 (patch) | |
| tree | 4c96dfcd9036bac702647259b804e752e29696d7 /ipc/sem.c | |
| parent | mm/hwpoison: fix test for a transparent huge page (diff) | |
| download | kernel-qcow2-linux-2d421acd1568cf2d83739a1afec8e18edb9e3d16.tar.gz kernel-qcow2-linux-2d421acd1568cf2d83739a1afec8e18edb9e3d16.tar.xz kernel-qcow2-linux-2d421acd1568cf2d83739a1afec8e18edb9e3d16.zip | |
mm/hwpoison: fix false report on 2nd attempt at page recovery
If the page is poisoned by software injection w/ MF_COUNT_INCREASED
flag, there is a false report during the 2nd attempt at page recovery
which is not truthful.
This patch fixes it by reporting the first attempt to try free buddy
page recovery if MF_COUNT_INCREASED is set.
Before patch:
[ 346.332041] Injecting memory failure at pfn 200010
[ 346.332189] MCE 0x200010: free buddy, 2nd try page recovery: Delayed
After patch:
[ 297.742600] Injecting memory failure at pfn 200010
[ 297.742941] MCE 0x200010: free buddy page recovery: Delayed
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/sem.c')
0 files changed, 0 insertions, 0 deletions