From b9ad029638692203505438f67b3d80edb73f9d82 Mon Sep 17 00:00:00 2001
From: Richard Braun <rbraun@sceen.net>
Date: Sat, 13 Apr 2013 15:12:09 +0200
Subject: kern/mutex: new mutex_assert_locked macro

---
 kern/mutex.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kern/mutex.h b/kern/mutex.h
index 2f46ca8c..3a74eb2f 100644
--- a/kern/mutex.h
+++ b/kern/mutex.h
@@ -23,6 +23,7 @@
 #ifndef _KERN_MUTEX_H
 #define _KERN_MUTEX_H
 
+#include <kern/assert.h>
 #include <kern/list.h>
 #include <kern/spinlock.h>
 
@@ -41,6 +42,8 @@ struct mutex {
 
 void mutex_init(struct mutex *mutex);
 
+#define mutex_assert_locked(mutex) assert((mutex)->state != MUTEX_UNLOCKED)
+
 /*
  * Return 0 on success, 1 if busy.
  */
-- 
cgit v1.2.3