linux-kernel - [PATCH 1/3] sched: add _

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Date:	Tue, 04 Jan 2011 16:06:06 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	Ingo Molnar <mingo@...e.hu>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Arnd Bergmann <arnd@...db.de>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/3] sched: add __rcu annotation

Add __rcu annotation to :
	(struct rq)->sd

signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
diff --git a/kernel/sched.c b/kernel/sched.c
index 5ec0615..d23b706 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -500,7 +500,7 @@ struct rq {
 
 #ifdef CONFIG_SMP
 	struct root_domain *rd;
-	struct sched_domain *sd;
+	struct sched_domain __rcu *sd;
 
 	unsigned long cpu_power;
 
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