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authorTakashi Iwai <tiwai@suse.de>2014-07-14 18:13:41 +0200
committerTakashi Iwai <tiwai@suse.de>2014-07-14 18:13:41 +0200
commit03fe805a098422d27cbbbad29a54ff1349da3622 (patch)
tree0db9cc9a701203ddcee58e5b907d4fb8ad31b421 /mm/memory-failure.c
parent50dd9050e45ce11c575eabcaee8a914caf78fb74 (diff)
parent5646eda5851e6cfdfa22d41895e3f5daffa643d3 (diff)
Merge branch 'topic/monotonic' into for-next
Diffstat (limited to 'mm/memory-failure.c')
-rw-r--r--mm/memory-failure.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index cd8989c1027e..c6399e328931 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -895,7 +895,7 @@ static int hwpoison_user_mappings(struct page *p, unsigned long pfn,
struct page *hpage = *hpagep;
struct page *ppage;
- if (PageReserved(p) || PageSlab(p))
+ if (PageReserved(p) || PageSlab(p) || !PageLRU(p))
return SWAP_SUCCESS;
/*
@@ -1159,9 +1159,6 @@ int memory_failure(unsigned long pfn, int trapno, int flags)
action_result(pfn, "free buddy, 2nd try", DELAYED);
return 0;
}
- action_result(pfn, "non LRU", IGNORED);
- put_page(p);
- return -EBUSY;
}
}
@@ -1194,6 +1191,9 @@ int memory_failure(unsigned long pfn, int trapno, int flags)
return 0;
}
+ if (!PageHuge(p) && !PageTransTail(p) && !PageLRU(p))
+ goto identify_page_state;
+
/*
* For error on the tail page, we should set PG_hwpoison
* on the head page to show that the hugepage is hwpoisoned
@@ -1243,6 +1243,7 @@ int memory_failure(unsigned long pfn, int trapno, int flags)
goto out;
}
+identify_page_state:
res = -EBUSY;
/*
* The first check uses the current page flags which may not have any