commit 1a36e59d4833de19120dc7482c61ef69e228c73c
author Sha Zhengju <handai.szj@taobao.com> Thu Sep 12 15:13:49 2013 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Thu Sep 12 15:38:02 2013 -0700
tree 85b815d4b6a461d56d4a0a450e31fa069c7c1142
parent 3af3351676c3deecfd632f47719fb0d13a061ba8

memcg: reduce function dereference

This function dereferences res far too often, so optimize it.

Signed-off-by: Sha Zhengju <handai.szj@taobao.com>
Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Cc: Jeff Liu <jeff.liu@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>