tree 84aa62c9309a27cba588bb1a822a344b648a3497
parent 6068bf0104becf07792b2867bc4d17c369419f8b
author KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> 1343778166 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1343785362 -0700

memcg: make mem_cgroup_force_empty_list() return bool

mem_cgroup_force_empty_list() just returns 0 or -EBUSY and -EBUSY
indicates 'you need to retry'.  Make mem_cgroup_force_empty_list() return
a bool to simplify the logic.

[akpm@linux-foundation.org: rework mem_cgroup_force_empty_list()'s comment]
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>