linux-kernel - [PATCH] trivial: initialize root cgroup's sibling list

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Message-Id: <1316816389-9135-1-git-send-email-glommer@parallels.com>
Date:	Fri, 23 Sep 2011 19:19:49 -0300
From:	Glauber Costa <glommer@...allels.com>
To:	linux-kernel@...r.kernel.org
Cc:	paul@...lmenage.org, lizf@...fujitsu.com, daniel.lezcano@...e.fr,
	a.p.zijlstra@...llo.nl, jbottomley@...allels.com,
	Glauber Costa <glommer@...allels.com>
Subject: [PATCH] trivial: initialize root cgroup's sibling list

Even though there are no siblings, the list should be
initialized not to contain bogus values.

Signed-off-by: Glauber Costa <glommer@...allels.com>
---
 kernel/sched.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index ccacdbd..3ed4107 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -8082,6 +8082,7 @@ void __init sched_init(void)
 #ifdef CONFIG_CGROUP_SCHED
 	list_add(&root_task_group.list, &task_groups);
 	INIT_LIST_HEAD(&root_task_group.children);
+	INIT_LIST_HEAD(&root_task_group.siblings);
 	autogroup_init(&init_task);
 #endif /* CONFIG_CGROUP_SCHED */
 
-- 
1.7.6

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