Commit 077cbc58 authored Jan 06, 2009 by KOSAKI Motohiro Committed by Linus Torvalds Jan 06, 2009

memcg: reclaim shouldn't change zone->recent_rotated statistics

memcg reclaim shouldn't change zone->recent_rotated statistics.  If
memcgroup reclaim changes zone statistics, global reclaim can get a bit
confused.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent b962716b

mm/vmscan.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1246,6 +1246,7 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
		* This helps balance scan pressure between file and anonymous
		* pages in get_scan_ratio.
		*/
		if (scan_global_lru(sc))
		zone->recent_rotated[!!file] += pgmoved;

		/*

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