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mm/vmscan: push lruvec pointer into inactive_list_is_low()

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Switch mem_cgroup_inactive_anon_is_low() to lruvec pointers,
mem_cgroup_get_lruvec_size() is more effective than
mem_cgroup_zone_nr_lru_pages()

Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Konstantin Khlebnikov
2012-05-29 15:07:00 -07:00
committed by Linus Torvalds
parent 074291fea8
commit c56d5c7dfe
3 changed files with 32 additions and 38 deletions
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10
include/linux/memcontrol.h
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@@ -118,10 +118,8 @@ void mem_cgroup_iter_break(struct mem_cgroup *, struct mem_cgroup *);
/*
* For memory reclaim.
*/
int mem_cgroup_inactive_anon_is_low(struct mem_cgroup *memcg,
struct zone *zone);
int mem_cgroup_inactive_file_is_low(struct mem_cgroup *memcg,
struct zone *zone);
int mem_cgroup_inactive_anon_is_low(struct lruvec *lruvec);
int mem_cgroup_inactive_file_is_low(struct lruvec *lruvec);
int mem_cgroup_select_victim_node(struct mem_cgroup *memcg);
unsigned long mem_cgroup_get_lruvec_size(struct lruvec *lruvec, enum lru_list);
struct zone_reclaim_stat*
@@ -330,13 +328,13 @@ static inline bool mem_cgroup_disabled(void)
}
static inline int
mem_cgroup_inactive_anon_is_low(struct mem_cgroup *memcg, struct zone *zone)
mem_cgroup_inactive_anon_is_low(struct lruvec *lruvec)
{
return 1;
}
static inline int
mem_cgroup_inactive_file_is_low(struct mem_cgroup *memcg, struct zone *zone)
mem_cgroup_inactive_file_is_low(struct lruvec *lruvec)
{
return 1;
}