diff --git a/[refs] b/[refs]
index d228aaa0be4f..d688f459661d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 72024f1ec5164a70d84dd8cf4458fe4064a6b692
+refs/heads/master: 0fc86c7bd924debd0bddee790ecc884604fdcc63
diff --git a/trunk/kernel/rtmutex-tester.c b/trunk/kernel/rtmutex-tester.c
index a56f629b057a..66cb89bc5ef1 100644
--- a/trunk/kernel/rtmutex-tester.c
+++ b/trunk/kernel/rtmutex-tester.c
@@ -76,7 +76,9 @@ static int handle_op(struct test_thread_data *td, int lockwakeup)
 		}
 
 		if (!lockwakeup && td->bkl == 4) {
+#ifdef CONFIG_LOCK_KERNEL
 			unlock_kernel();
+#endif
 			td->bkl = 0;
 		}
 		return 0;
@@ -133,14 +135,18 @@ static int handle_op(struct test_thread_data *td, int lockwakeup)
 		if (td->bkl)
 			return 0;
 		td->bkl = 1;
+#ifdef CONFIG_LOCK_KERNEL
 		lock_kernel();
+#endif
 		td->bkl = 4;
 		return 0;
 
 	case RTTEST_UNLOCKBKL:
 		if (td->bkl != 4)
 			break;
+#ifdef CONFIG_LOCK_KERNEL
 		unlock_kernel();
+#endif
 		td->bkl = 0;
 		return 0;