memcg: remove warning when CONFIG_DEBUG_VM=n

mm/memcontrol.c:318: warning: `mem_cgroup_is_obsolete' defined but not used

[akpm@linux-foundation.org: simplify as suggested by Balbir]
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Reviewed-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
KAMEZAWA Hiroyuki 2009-04-13 14:40:08 -07:00 committed by Linus Torvalds
parent 3d26dcf767
commit a8031cb00e

View File

@ -932,7 +932,7 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
if (unlikely(!mem))
return 0;
VM_BUG_ON(mem_cgroup_is_obsolete(mem));
VM_BUG_ON(!mem || mem_cgroup_is_obsolete(mem));
while (1) {
int ret;