tree e8ad6b50e50f975b692cc6a15d5812a51d0047ad
parent e42d9d5d47961fb5db0be65b56dd52fe7b2421f1
author Wu Fengguang <fengguang.wu@intel.com> 1260962399 +0100
committer Andi Kleen <ak@linux.intel.com> 1260962399 +0100

memcg: add accessor to mem_cgroup.css

So that an outside user can free the reference count grabbed by
try_get_mem_cgroup_from_page().

CC: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
CC: Hugh Dickins <hugh.dickins@tiscali.co.uk>
CC: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
CC: Balbir Singh <balbir@linux.vnet.ibm.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>