Index: include/mutex.h
===================================================================
RCS file: /cvs/src/sys/arch/i386/include/mutex.h,v
retrieving revision 1.7
diff -u -p -r1.7 mutex.h
--- include/mutex.h	29 Mar 2014 18:09:29 -0000	1.7
+++ include/mutex.h	2 Jul 2015 09:51:48 -0000
@@ -58,14 +58,12 @@ void __mtx_init(struct mutex *, int);
 #define mtx_init(mtx, ipl) __mtx_init((mtx), __MUTEX_IPL((ipl)))
 
 #define MUTEX_ASSERT_LOCKED(mtx) do {					\
-	if ((mtx)->mtx_lock != 1 ||					\
-	    (mtx)->mtx_owner != curcpu())				\
+	if ((mtx)->mtx_owner != curcpu())				\
 		panic("mutex %p not held in %s", (mtx), __func__);	\
 } while (0)
 
 #define MUTEX_ASSERT_UNLOCKED(mtx) do {					\
-	if ((mtx)->mtx_lock == 1 &&					\
-	    (mtx)->mtx_owner == curcpu())				\
+	if ((mtx)->mtx_owner == curcpu())				\
 		panic("mutex %p held in %s", (mtx), __func__);		\
 } while (0)