memcg: add accessor to mem_cgroup.css

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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>

...

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Wu Fengguang 2009-12-16 12:19:59 +01:00 • committed by Andi Kleen

parent e42d9d5d47

commit d324236b33

2 changed files with 12 additions and 0 deletions

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7

include/linux/memcontrol.h

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5

mm/memcontrol.c

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