linux-kernel - [PATCH 2/3] lglock: make the per

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Message-Id: <1349754403-4798-2-git-send-email-laijs@cn.fujitsu.com>
Date:	Tue, 9 Oct 2012 11:46:39 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	linux-kernel@...r.kernel.org
Cc:	Lai Jiangshan <laijs@...fujitsu.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH 2/3] lglock: make the per_cpu locks static

The per_cpu locks are not used outside nor exported.
Add a "static" linkage keyword to it.

Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
 include/linux/lglock.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/lglock.h b/include/linux/lglock.h
index 45eff71..8f97451 100644
--- a/include/linux/lglock.h
+++ b/include/linux/lglock.h
@@ -49,7 +49,7 @@ struct lglock {
 };
 
 #define DEFINE_LGLOCK(name)						\
-	DEFINE_PER_CPU(arch_spinlock_t, name ## _lock)			\
+	static DEFINE_PER_CPU(arch_spinlock_t, name ## _lock)		\
 	= __ARCH_SPIN_LOCK_UNLOCKED;					\
 	struct lglock name = { .lock = &name ## _lock }
 
-- 
1.7.4.4

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