From 338c843108bf5030d6765f4405126e70f8b77845 Mon Sep 17 00:00:00 2001 From: Li Zefan Date: Wed, 17 Jun 2009 16:27:15 -0700 Subject: memcg: remove some redundant checks We don't need to check do_swap_account in the case that the function which checks do_swap_account will never get called if do_swap_account == 0. Signed-off-by: Li Zefan Cc: Balbir Singh Acked-by: KAMEZAWA Hiroyuki Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/page_cgroup.c | 8 -------- 1 file changed, 8 deletions(-) (limited to 'mm/page_cgroup.c') diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c index 672089d..f22b4eb 100644 --- a/mm/page_cgroup.c +++ b/mm/page_cgroup.c @@ -311,8 +311,6 @@ static int swap_cgroup_prepare(int type) struct swap_cgroup_ctrl *ctrl; unsigned long idx, max; - if (!do_swap_account) - return 0; ctrl = &swap_cgroup_ctrl[type]; for (idx = 0; idx < ctrl->length; idx++) { @@ -349,9 +347,6 @@ unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id) struct swap_cgroup *sc; unsigned short old; - if (!do_swap_account) - return 0; - ctrl = &swap_cgroup_ctrl[type]; mappage = ctrl->map[idx]; @@ -380,9 +375,6 @@ unsigned short lookup_swap_cgroup(swp_entry_t ent) struct swap_cgroup *sc; unsigned short ret; - if (!do_swap_account) - return 0; - ctrl = &swap_cgroup_ctrl[type]; mappage = ctrl->map[idx]; sc = page_address(mappage); -- cgit v1.1