memcg: remove EXPORT_SYMBOL(mem_cgroup_update_page_stat)

As described in the log, I guess EXPORT was for preparing dirty
accounting.  But _now_, we don't need to export this.  Remove this for
now.

Signed-off-by: KAMEZAWA Hiroyuki <[email protected]>
Reviewed-by: Greg Thelen <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: KOSAKI Motohiro <[email protected]>
Cc: Ying Han <[email protected]>
Acked-by: Johannes Weiner <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 88113ee32ac879a771d9a14ccb2c4b03ce04a788..eba04a481e03c787d98cc1e91ab805c1f2ebcb09 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1930,7 +1930,6 @@ out:
                move_unlock_page_cgroup(pc, &flags);
        rcu_read_unlock();
 }
-EXPORT_SYMBOL(mem_cgroup_update_page_stat);
 
 /*
  * size of first charge trial. "32" comes from vmscan.c's magic value.