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authorDavid S. Miller <davem@davemloft.net>2010-10-06 19:39:31 -0700
committerDavid S. Miller <davem@davemloft.net>2010-10-06 19:39:31 -0700
commit69259abb64d4da77273bf59accfc9fa79e7165f4 (patch)
treebd043ab03a788b749c8d5ae4049d8defae9abf34 /include/linux/mutex.h
parentdd53df265b1ee7a1fbbc76bb62c3bec2383bbd44 (diff)
parent12e94471b2be5ef9b55b10004a3a2cd819490036 (diff)
downloadop-kernel-dev-69259abb64d4da77273bf59accfc9fa79e7165f4.zip
op-kernel-dev-69259abb64d4da77273bf59accfc9fa79e7165f4.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/pcmcia/pcnet_cs.c net/caif/caif_socket.c
Diffstat (limited to 'include/linux/mutex.h')
-rw-r--r--include/linux/mutex.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/mutex.h b/include/linux/mutex.h
index 878cab4..f363bc8 100644
--- a/include/linux/mutex.h
+++ b/include/linux/mutex.h
@@ -78,6 +78,14 @@ struct mutex_waiter {
# include <linux/mutex-debug.h>
#else
# define __DEBUG_MUTEX_INITIALIZER(lockname)
+/**
+ * mutex_init - initialize the mutex
+ * @mutex: the mutex to be initialized
+ *
+ * Initialize the mutex to unlocked state.
+ *
+ * It is not allowed to initialize an already locked mutex.
+ */
# define mutex_init(mutex) \
do { \
static struct lock_class_key __key; \
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