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authorVladimir Davydov <vdavydov@parallels.com>2015-09-09 15:35:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-10 13:29:01 -0700
commite993d905c81e2c0f669f2f8e8327df86738baebe (patch)
treef37d6e76025164efc2944e7afe9d54e66a38cbc3 /include
parent94a59fb36ee91b3f977a9b914ec701efe40041de (diff)
downloadlinux-e993d905c81e2c0f669f2f8e8327df86738baebe.tar.bz2
memcg: zap try_get_mem_cgroup_from_page
It is only used in mem_cgroup_try_charge, so fold it in and zap it. Signed-off-by: Vladimir Davydov <vdavydov@parallels.com> Reviewed-by: Andres Lagar-Cavilla <andreslc@google.com> Cc: Minchan Kim <minchan@kernel.org> Cc: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@suse.cz> Cc: Greg Thelen <gthelen@google.com> Cc: Michel Lespinasse <walken@google.com> Cc: David Rientjes <rientjes@google.com> Cc: Pavel Emelyanov <xemul@parallels.com> Cc: Cyrill Gorcunov <gorcunov@openvz.org> Cc: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/memcontrol.h9
1 files changed, 1 insertions, 8 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index f56c818e56bc..ad800e62cb7a 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -305,11 +305,9 @@ struct lruvec *mem_cgroup_zone_lruvec(struct zone *, struct mem_cgroup *);
struct lruvec *mem_cgroup_page_lruvec(struct page *, struct zone *);
bool task_in_mem_cgroup(struct task_struct *task, struct mem_cgroup *memcg);
-
-struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page);
struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p);
-
struct mem_cgroup *parent_mem_cgroup(struct mem_cgroup *memcg);
+
static inline
struct mem_cgroup *mem_cgroup_from_css(struct cgroup_subsys_state *css){
return css ? container_of(css, struct mem_cgroup, css) : NULL;
@@ -556,11 +554,6 @@ static inline struct lruvec *mem_cgroup_page_lruvec(struct page *page,
return &zone->lruvec;
}
-static inline struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page)
-{
- return NULL;
-}
-
static inline bool mm_match_cgroup(struct mm_struct *mm,
struct mem_cgroup *memcg)
{