tree e54d9b3a0f6dba580dec882046b99e576c33387c
parent 934ad4c235f87dcb9206abdfa22922358999afab
author Al Viro <viro@zeniv.linux.org.uk> 1345248646 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1345645481 -0400

introduce kref_put_mutex()

equivalent of
	mutex_lock(mutex);
	if (!kref_put(kref, release))
		mutex_unlock(mutex);

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>