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memcg: move_lists on page not page_cgroup

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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>
This commit is contained in:
Hugh Dickins
2008-03-04 14:29:03 -08:00
committed by Linus Torvalds
parent bd845e38c7
commit 427d5416f3
4 changed files with 9 additions and 7 deletions
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5
include/linux/memcontrol.h
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@@ -36,7 +36,7 @@ extern int mem_cgroup_charge(struct page *page, struct mm_struct *mm,
gfp_t gfp_mask);
extern void mem_cgroup_uncharge(struct page_cgroup *pc);
extern void mem_cgroup_uncharge_page(struct page *page);
extern void mem_cgroup_move_lists(struct page_cgroup *pc, bool active);
extern void mem_cgroup_move_lists(struct page *page, bool active);
extern unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
struct list_head *dst,
unsigned long *scanned, int order,
@@ -106,8 +106,7 @@ static inline void mem_cgroup_uncharge_page(struct page *page)
{
}
static inline void mem_cgroup_move_lists(struct page_cgroup *pc,
bool active)
static inline void mem_cgroup_move_lists(struct page *page, bool active)
{
}