memcg: reduce function dereference
authorSha Zhengju <handai.szj@taobao.com>
Thu, 12 Sep 2013 22:13:49 +0000 (15:13 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 12 Sep 2013 22:38:02 +0000 (15:38 -0700)
commit1a36e59d4833de19120dc7482c61ef69e228c73c
tree85b815d4b6a461d56d4a0a450e31fa069c7c1142
parent3af3351676c3deecfd632f47719fb0d13a061ba8
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>
kernel/res_counter.c