memcg: clean up checking of the disabled flag
authorLi Zefan <lizf@cn.fujitsu.com>
Fri, 25 Jul 2008 08:47:18 +0000 (01:47 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 25 Jul 2008 17:53:37 +0000 (10:53 -0700)
commitcede86acd8bd5d2205dec28db8ac86410a3a19e8
tree67ad2d42cadee0b6f9a4de21e06602faae8d8604
parentaccf163e6ab729f1fc5fffaa0310e498270bf4e7
memcg: clean up checking of the disabled flag

Those checks are unnecessary, because when the subsystem is disabled
it can't be mounted, so those functions won't get called.

The check is needed in functions which will be called in other places
except cgroup.

[hugh@veritas.com: further checking of disabled flag]
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memcontrol.c