tree 8de853c293856cc227d703ffaa0e12410efa1fcd
parent 268433b8e54486b12478e94ba18587bcc7de4d57
author Namhyung Kim <namhyung@gmail.com> 1306452330 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1306455155 -0700

memcg: fix off-by-one when calculating swap cgroup map length

It allocated one more page than necessary if @max_pages was a multiple of
SC_PER_PAGE.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>
Cc: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>