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| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2010-08-10 18:03:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-11 08:59:19 -0700 |
| commit | b8f5c5664d51776d74c84228c4b7165abfa92a18 (patch) | |
| tree | 951e09e1810a356d8ecff7a85637e9c2e2f4e49d | |
| parent | f75ca962037ffd639a44fd88933cd9b84c4c4411 (diff) | |
| download | linux-stable-b8f5c5664d51776d74c84228c4b7165abfa92a18.tar.gz linux-stable-b8f5c5664d51776d74c84228c4b7165abfa92a18.tar.bz2 linux-stable-b8f5c5664d51776d74c84228c4b7165abfa92a18.zip | |
memcg: sc.nr_to_reclaim should be initialized
Currently, mem_cgroup_shrink_node_zone() initialize sc.nr_to_reclaim as 0.
It mean shrink_zone() only scan 32 pages and immediately return even if
it doesn't reclaim any pages.
This patch fixes it.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Mel Gorman <mel@csn.ul.ie>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Nishimura Daisuke <d-nishimura@mtf.biglobe.ne.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/vmscan.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index ec5ddccbf82e..4e684449bf40 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1972,6 +1972,7 @@ unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem, struct zone *zone, int nid) { struct scan_control sc = { + .nr_to_reclaim = SWAP_CLUSTER_MAX, .may_writepage = !laptop_mode, .may_unmap = 1, .may_swap = !noswap, |