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authorHugh Dickins <hugh@veritas.com>2008-03-04 14:29:03 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-03-04 16:35:14 -0800
commit427d5416f317681498337ab19218d195edea02d6 (patch)
tree967cfc87ec775ca3c05f95f2339697e796383191 /mm/memcontrol.c
parentbd845e38c7a7251a95a8f2c38aa7fb87140b771d (diff)
memcg: move_lists on page not page_cgroup
Each caller of mem_cgroup_move_lists is having to use page_get_page_cgroup: it's more convenient if it acts upon the page itself not the page_cgroup; and in a later patch this becomes important to handle within memcontrol.c. Signed-off-by: Hugh Dickins <hugh@veritas.com> Cc: David Rientjes <rientjes@google.com> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Hirokazu Takahashi <taka@valinux.co.jp> Cc: YAMAMOTO Takashi <yamamoto@valinux.co.jp> Cc: Paul Menage <menage@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r--mm/memcontrol.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 41041c0a689..afdd406f618 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -407,11 +407,13 @@ int task_in_mem_cgroup(struct task_struct *task, const struct mem_cgroup *mem)
/*
* This routine assumes that the appropriate zone's lru lock is already held
*/
-void mem_cgroup_move_lists(struct page_cgroup *pc, bool active)
+void mem_cgroup_move_lists(struct page *page, bool active)
{
+ struct page_cgroup *pc;
struct mem_cgroup_per_zone *mz;
unsigned long flags;
+ pc = page_get_page_cgroup(page);
if (!pc)
return;