memcg: make memcg_update_cache_sizes() static
This function is not used outside of memcontrol.c so make it static.
Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Michal Hocko <mhocko@suse.cz>
Cc: Balbir Singh <bsingharora@gmail.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 3065fa8..08541f6 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3087,7 +3087,7 @@
* But when we create a new cache, we can call this as well if its parent
* is kmem-limited. That will have to hold set_limit_mutex as well.
*/
-int memcg_update_cache_sizes(struct mem_cgroup *memcg)
+static int memcg_update_cache_sizes(struct mem_cgroup *memcg)
{
int num, ret;