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RAS, HWPOISON: Fix wrong error recovery status

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When Uncorrected error happens, if the poisoned page is referenced
by more than one user after error recovery, the recovery is not
successful. But currently the display result is wrong.
Before this patch:

MCE 0x44e336: dirty mlocked LRU page recovery: Recovered
MCE 0x44e336: dirty mlocked LRU page still referenced by 1 users
mce: Memory error not recovered

After this patch:

MCE 0x44e336: dirty mlocked LRU page recovery: Failed
MCE 0x44e336: dirty mlocked LRU page still referenced by 1 users
mce: Memory error not recovered

Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Link: http://lkml.kernel.org/r/1406530260-26078-3-git-send-email-gong.chen@linux.intel.com
Acked-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
This commit is contained in:
Chen, Gong 2014-07-28 02:51:00 -04:00 committed by Borislav Petkov
parent 8f7c31f6cd
commit 6dc52cbe0b
1 changed files with 1 additions and 1 deletions
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2
mm/memory-failure.c
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@ -860,7 +860,6 @@ static int page_action(struct page_state *ps, struct page *p,
int count;
result = ps->action(p, pfn);
action_result(pfn, ps->msg, result);
count = page_count(p) - 1;
if (ps->action == me_swapcache_dirty && result == DELAYED)
@ -871,6 +870,7 @@ static int page_action(struct page_state *ps, struct page *p,
pfn, ps->msg, count);
result = FAILED;
}
action_result(pfn, ps->msg, result);
/* Could do more checks here if page looks ok */
/*