[PATCH 07/12] memcg: always create memsw files if CONFIG_CGROUP_MEM_RES_CTLR_SWAP

[KAMEZAWA Hiroyuki]

(2012/03/22 7:17), Tejun Heo wrote:

> Instead of conditioning creation of memsw files on do_swap_account,
> always create the files if compiled-in and fail read/write attempts
> with -EOPNOTSUPP if !do_swap_account.
> 
> This is suggested by KAMEZAWA to simplify memcg file creation so that
> it can use cgroup->subsys_cftypes.
> 
> Signed-off-by: Tejun Heo <tj at kernel.org>
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu at jp.fujitsu.com>


seems O.K. to me.

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu at jp.fujitsu.com>