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authorKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>2010-08-10 18:03:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-11 08:59:19 -0700
commit14fec79680f7cc4617d6ba69324e63d4a732986c (patch)
treef8a9b627a03d04ec7c76fb67f8ea66c81c57a92f /mm
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')
-rw-r--r--mm/memcontrol.c3
-rw-r--r--mm/vmscan.c5
2 files changed, 2 insertions, 6 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index a1c3c317a4dd..8d0bfd7fe328 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1300,8 +1300,7 @@ static int mem_cgroup_hierarchical_reclaim(struct mem_cgroup *root_mem,
/* we use swappiness of local cgroup */
if (check_soft)
ret = mem_cgroup_shrink_node_zone(victim, gfp_mask,
- noswap, get_swappiness(victim), zone,
- zone->zone_pgdat->node_id);
+ noswap, get_swappiness(victim), zone);
else
ret = try_to_free_mem_cgroup_pages(victim, gfp_mask,
noswap, get_swappiness(victim));
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 291270496b6f..06ccda66dec0 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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