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authorKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>2010-08-11 01:03:05 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-11 15:59:19 (GMT)
commit14fec79680f7cc4617d6ba69324e63d4a732986c (patch)
treef8a9b627a03d04ec7c76fb67f8ea66c81c57a92f /mm/vmscan.c
parentda280d636b83f0f5d92921c99ef5c7d7c3e751cc (diff)
memcg: mem_cgroup_shrink_node_zone() doesn't need sc.nodemask
Currently mem_cgroup_shrink_node_zone() call shrink_zone() directly. thus it doesn't need to initialize sc.nodemask because shrink_zone() doesn't use it at all. 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>
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r--mm/vmscan.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 2912704..06ccda6 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1969,7 +1969,7 @@ unsigned long try_to_free_pages(struct zonelist *zonelist, int order,
unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem,
gfp_t gfp_mask, bool noswap,
unsigned int swappiness,
- struct zone *zone, int nid)
+ struct zone *zone)
{
struct scan_control sc = {
.nr_to_reclaim = SWAP_CLUSTER_MAX,
@@ -1980,11 +1980,8 @@ unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem,
.order = 0,
.mem_cgroup = mem,
};
- nodemask_t nm = nodemask_of_node(nid);
-
sc.gfp_mask = (gfp_mask & GFP_RECLAIM_MASK) |
(GFP_HIGHUSER_MOVABLE & ~GFP_RECLAIM_MASK);
- sc.nodemask = &nm;
trace_mm_vmscan_memcg_softlimit_reclaim_begin(0,
sc.may_writepage,

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