linux-kernel - [PATCH] memcg: remove redundant initialization in mem_cgroup

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Date:	Wed, 23 Apr 2008 10:26:26 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: [PATCH] memcg: remove redundant initialization in mem_cgroup_create()

*mem has been zeroed, that means mem->info has already
been filled with 0.

Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---
 mm/memcontrol.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index eefa750..020e8f5 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1014,8 +1014,6 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont)
 
 	res_counter_init(&mem->res);
 
-	memset(&mem->info, 0, sizeof(mem->info));
-
 	for_each_node_state(node, N_POSSIBLE)
 		if (alloc_mem_cgroup_per_zone_info(mem, node))
 			goto free_out;
-- 1.5.4.rc3
--
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