linux-kernel - [PATCH 2/7] lib/lockref: __lockref_is

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Date:   Thu, 14 Dec 2017 22:33:14 -0500
From:   Yaowei Bai <baiyaowei@...s.chinamobile.com>
To:     akpm@...ux-foundation.org, rdunlap@...radead.org,
        rientjes@...gle.com, joe@...ches.com
Cc:     linux-kernel@...r.kernel.org, baiyaowei@...s.chinamobile.com
Subject: [PATCH 2/7] lib/lockref: __lockref_is_dead can be boolean

This patch makes __lockref_is_dead return bool due to this function
only using either true or false 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 ef3c934..2eac320 100644
--- a/include/linux/lockref.h
+++ b/include/linux/lockref.h
@@ -44,7 +44,7 @@ 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);
 }
-- 
1.8.3.1