[PATCH] pi-futex: rt mutex tester

RT-mutex tester: scriptable tester for rt mutexes, which allows userspace
scripting of mutex unit-tests (and dynamic tests as well), using the actual
rt-mutex implementation of the kernel.

[akpm@osdl.org: fixlet]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/kernel/rtmutex.c b/kernel/rtmutex.c
index 937a474fae94..39c8ca0cf526 100644
--- a/kernel/rtmutex.c
+++ b/kernel/rtmutex.c
@@ -640,7 +640,8 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state,
 
                 debug_rt_mutex_print_deadlock(&waiter);
 
-                schedule();
+                if (waiter.task)
+                        schedule_rt_mutex(lock);
 
                 spin_lock(&lock->wait_lock);
                 set_current_state(state);