linux-kernel - [PATCH] rcu: remove needless struct notifier

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Date:	Mon, 29 Mar 2010 10:33:38 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] rcu: remove needless struct notifier_block predeclaration


cleanup: remove needless struct notifier_block predeclaration 

diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index a519587..ae7b05e 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -86,8 +86,6 @@ static inline void synchronize_rcu_bh_expedited(void)
 	synchronize_sched();
 }
 
-struct notifier_block;
-
 #ifdef CONFIG_NO_HZ
 
 extern void rcu_enter_nohz(void);
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index 42cc3a0..3be62e1 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -30,8 +30,6 @@
 #ifndef __LINUX_RCUTREE_H
 #define __LINUX_RCUTREE_H
 
-struct notifier_block;
-
 extern void rcu_sched_qs(int cpu);
 extern void rcu_bh_qs(int cpu);
 extern int rcu_needs_cpu(int cpu);
--
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