HWPOISON: remove the anonymous entry

(PG_swapbacked && !PG_lru) pages should not happen.
Better to treat them as unknown pages.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 38fcbb2..745f610 100644 (file)
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -609,7 +609,6 @@ static struct page_state {
 
        { lru|dirty,    lru|dirty,      "LRU",          me_pagecache_dirty },
        { lru|dirty,    lru,            "clean LRU",    me_pagecache_clean },
-       { swapbacked,   swapbacked,     "anonymous",    me_pagecache_clean },
 
        /*
         * Catchall entry: must be at end.