linux-kernel - [PATCH] fs/gfs2: __lockref_is

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Date:	Fri, 25 Mar 2016 09:51:37 +0800
From:	Yaowei Bai <baiyaowei@...s.chinamobile.com>
To:	swhiteho@...hat.com, rpeterso@...hat.com
Cc:	cluster-devel@...hat.com, linux-kernel@...r.kernel.org,
	baiyaowei@...s.chinamobile.com
Subject: [PATCH] fs/gfs2: __lockref_is_dead can be boolean

This patch makes __lockref_is_dead return bool to improve
readability due to this particular function only using either
one or zero as its return value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@...s.chinamobile.com>
---
 include/linux/lockref.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/lockref.h b/include/linux/lockref.h
index b10b122..2184c89 100644
--- a/include/linux/lockref.h
+++ b/include/linux/lockref.h
@@ -43,7 +43,7 @@ extern void lockref_mark_dead(struct lockref *);
 extern int lockref_get_not_dead(struct lockref *);
 
 /* Must be called under spinlock for reliable results */
-static inline int __lockref_is_dead(const struct lockref *l)
+static inline bool __lockref_is_dead(const struct lockref *l)
 {
 	return ((int)l->count < 0);
 }
-- 
1.9.1