summaryrefslogtreecommitdiffstats
path: root/include/linux/mutex.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/mutex.h')
-rw-r--r--include/linux/mutex.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index 8f226d460..a33aa9eb9 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -19,6 +19,7 @@
#include <asm/processor.h>
#include <linux/osq_lock.h>
#include <linux/debug_locks.h>
+#include <linux/cleanup.h>
#ifdef CONFIG_DEBUG_LOCK_ALLOC
# define __DEP_MAP_MUTEX_INITIALIZER(lockname) \
@@ -219,4 +220,7 @@ extern void mutex_unlock(struct mutex *lock);
extern int atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock);
+DEFINE_GUARD(mutex, struct mutex *, mutex_lock(_T), mutex_unlock(_T))
+DEFINE_FREE(mutex, struct mutex *, if (_T) mutex_unlock(_T))
+
#endif /* __LINUX_MUTEX_H */