From: Wanpeng Li <liwp.linux@gmail.com>
To: "linux-mm@kvack.org" <linux-mm@kvack.org>
Cc: cgroups@vger.kernel.org,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Michal Hocko <mhocko@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Han Ying <yinghan@google.com>,
Glauber Costa <glommer@parallels.com>, Tejun Heo <tj@kernel.org>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Hiroyuki Kamezawa <kamezawa.hiroyuki@gmail.com>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Wanpeng Li <liwp.linux@gmail.com>
Subject: [PATCH 1/2] memcg: use existing function to judge root mem cgroup
Date: Fri, 22 Jun 2012 19:57:22 +0800 [thread overview]
Message-ID: <1340366243-28104-1-git-send-email-liwp.linux@gmail.com> (raw)
From: Wanpeng Li <liwp@linux.vnet.ibm.com>
Signed-off-by: Wanpeng Li <liwp.linux@gmail.com>
---
mm/memcontrol.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index f72b5e5..776fc57 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4873,7 +4873,7 @@ mem_cgroup_create(struct cgroup *cont)
goto free_out;
/* root ? */
- if (cont->parent == NULL) {
+ if (!(mem_cgroup_is_root(cont))) {
int cpu;
enable_swap_cgroup();
parent = NULL;
--
1.7.9.5
--
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next reply other threads:[~2012-06-22 12:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-22 11:57 Wanpeng Li [this message]
2012-06-22 12:28 ` [PATCH 1/2] memcg: use existing function to judge root mem cgroup Michal Hocko
2012-06-22 12:29 ` Johannes Weiner
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