The patch titled
Subject: HWPOISON: check dirty flag to match against clean page
has been removed from the -mm tree. Its filename was
hwpoison-check-dirty-flag-to-match-against-clean-page.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Subject: HWPOISON: check dirty flag to match against clean page
Currently page_action() does not check dirty flag to determine whether the
error page is "clean mlocked/unevictable LRU" page. This doesn't cause
any misjudgement because we do matching against "dirty mlocked/unevictable
LRU" just before the check. But in order to make code consistent and/or
to avoid potential regression, we had better check dirty flag explicitly.
Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Suggested-by: Chen Gong <gong.chen@xxxxxxxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: Wu Fengguang <fengguang.wu@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory-failure.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/memory-failure.c~hwpoison-check-dirty-flag-to-match-against-clean-page mm/memory-failure.c
--- a/mm/memory-failure.c~hwpoison-check-dirty-flag-to-match-against-clean-page
+++ a/mm/memory-failure.c
@@ -785,10 +785,10 @@ static struct page_state {
{ sc|dirty, sc, "clean swapcache", me_swapcache_clean },
{ mlock|dirty, mlock|dirty, "dirty mlocked LRU", me_pagecache_dirty },
- { mlock, mlock, "clean mlocked LRU", me_pagecache_clean },
+ { mlock|dirty, mlock, "clean mlocked LRU", me_pagecache_clean },
{ unevict|dirty, unevict|dirty, "dirty unevictable LRU", me_pagecache_dirty },
- { unevict, unevict, "clean unevictable LRU", me_pagecache_clean },
+ { unevict|dirty, unevict, "clean unevictable LRU", me_pagecache_clean },
{ lru|dirty, lru|dirty, "dirty LRU", me_pagecache_dirty },
{ lru|dirty, lru, "clean LRU", me_pagecache_clean },
_
Patches currently in -mm which might be from n-horiguchi@xxxxxxxxxxxxx are
origin.patch
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