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From: Jerry Pei <jeei@sestofb01.enea.se>
Date: Thu, 22 Dec 2011 03:55:03 +0100
Subject: [PATCH] take back DECLARE_MUTEX for linx
Signed-off-by: Jerry Pei <jeei@sestofb01.enea.se>
---
include/linux/semaphore.h | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/include/linux/semaphore.h b/include/linux/semaphore.h
index 66d2591..8b75bb6 100644
--- a/include/linux/semaphore.h
+++ b/include/linux/semaphore.h
@@ -29,6 +29,9 @@ struct semaphore {
#define DEFINE_SEMAPHORE(name, val) \
struct semaphore name = __SEMAPHORE_INITIALIZER(name, val)
+#define DECLARE_MUTEX(name) \
+ struct semaphore name = __SEMAPHORE_INITIALIZER(name, 1)
+
static inline void sema_init(struct semaphore *sem, int val)
{
static struct lock_class_key __key;
--
1.7.5.4
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