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memcg: use correct scan number at reclaim

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Even when page reclaim is under mem_cgroup, # of scan page is determined by
status of global LRU. Fix that.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Cc: Balbir Singh <balbir@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
KOSAKI Motohiro 2009-03-12 14:31:36 -07:00 committed by Linus Torvalds
parent 02d46e07e5
commit f272b7bc44
1 changed files with 1 additions and 1 deletions
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2
mm/vmscan.c
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@ -1469,7 +1469,7 @@ static void shrink_zone(int priority, struct zone *zone,
int file = is_file_lru(l);
int scan;
scan = zone_page_state(zone, NR_LRU_BASE + l);
scan = zone_nr_pages(zone, sc, l);
if (priority) {
scan >>= priority;
scan = (scan * percent[file]) / 100;