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From: Chen Gang <gang.chen@asianux.com>
To: Mel Gorman <mgorman@suse.de>,
	hannes@cmpxchg.org, riel@redhat.com, mhocko@suse.cz
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: [PATCH] mm/vmscan.c: 'lru' may be used without initialized after the patch "3abf380..." in next-20130607 tree
Date: Wed, 19 Jun 2013 14:55:13 +0800	[thread overview]
Message-ID: <51C155D1.3090304@asianux.com> (raw)


'lru' may be used without initialized, so need regressing part of the
related patch.

The related patch:
  "3abf380 mm: remove lru parameter from __lru_cache_add and lru_cache_add_lru"


Signed-off-by: Chen Gang <gang.chen@asianux.com>
---
 mm/vmscan.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index fe73724..e92b1858 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -595,6 +595,7 @@ redo:
 		 * unevictable page on [in]active list.
 		 * We know how to handle that.
 		 */
+		lru = !!TestClearPageActive(page) + page_lru_base_type(page);
 		lru_cache_add(page);
 	} else {
 		/*
-- 
1.7.7.6

             reply	other threads:[~2013-06-19  6:56 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-19  6:55 Chen Gang [this message]
2013-06-19  7:10 ` [PATCH] mm/vmscan.c: 'lru' may be used without initialized after the patch "3abf380..." in next-20130607 tree Andrew Morton
2013-06-19  7:19   ` Chen Gang
2013-07-05  4:06     ` Chen Gang
2013-07-08  6:43       ` Chen Gang
2013-07-09  2:16         ` Chen Gang
2013-06-19  8:53 ` Mel Gorman
2013-06-19  9:56   ` Chen Gang
2013-06-19 10:25     ` [PATCH v2] " Chen Gang

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