memcg: fail to create cgroup if the cgroup id is too big
authorLi Zefan <lizefan@huawei.com>
Mon, 23 Sep 2013 08:56:29 +0000 (16:56 +0800)
committerTejun Heo <tj@kernel.org>
Tue, 24 Sep 2013 01:44:14 +0000 (21:44 -0400)
memcg requires the cgroup id to be smaller than 65536.

This is a preparation to kill css id.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Tejun Heo <tj@kernel.org>
mm/memcontrol.c

diff --cc mm/memcontrol.c
Simple merge