From 0e94d59c14f85d826a4da36cdf5ab137becb1e1d Mon Sep 17 00:00:00 2001
From: Frederic Weisbecker <fweisbec@gmail.com>
Date: Sun, 25 Jan 2009 12:50:13 -0800
Subject: [PATCH] --- yaml --- r: 136518 b: refs/heads/master c:
 2d4d57db692ea790e185656516e6ebe8791f1788 h: refs/heads/master v: v3

---
 [refs]                                | 2 +-
 trunk/arch/x86/include/asm/spinlock.h | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/[refs] b/[refs]
index 0057cab9a07a..5ed75618514a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7106a5ab89c50c6b5aadea0850b40323804a922d
+refs/heads/master: 2d4d57db692ea790e185656516e6ebe8791f1788
diff --git a/trunk/arch/x86/include/asm/spinlock.h b/trunk/arch/x86/include/asm/spinlock.h
index d17c91981da2..4d3dcc51cacd 100644
--- a/trunk/arch/x86/include/asm/spinlock.h
+++ b/trunk/arch/x86/include/asm/spinlock.h
@@ -329,8 +329,7 @@ static inline int __raw_read_trylock(raw_rwlock_t *lock)
 {
 	atomic_t *count = (atomic_t *)lock;
 
-	atomic_dec(count);
-	if (atomic_read(count) >= 0)
+	if (atomic_dec_return(count) >= 0)
 		return 1;
 	atomic_inc(count);
 	return 0;