Gilles Chanteperdrix wrote:
> Jan Kiszka wrote:
>> Jan Kiszka wrote:
>>> Gilles,
>>>
>>> can you (or someone else) confirm this:
>>>
>>> # mutex-torture-posix
>>> simple_wait
>>> simple mutex_lock 1: 1 (Operation not permitted)
>>>
>>> I'm on a x86_64 target (2.6.32.8 with latest I-pipe), Xenomai is
>>> unpatched git head.
>>>
>> Looks like a bug in the test case: We do not wrap sched_setscheduler
>> which it uses, and my config does not auto-shadow main. Fix will follow.
> 
> The test works here, but fails in cond_signaler, mutex_lock 2, just
> checked out v2.5.1 to see if we already had the bug.
> 

Weird. Works for me with this fix:

diff --git a/src/testsuite/unit/mutex-torture.c 
b/src/testsuite/unit/mutex-torture.c
index 70bda14..ebdd4f2 100644
--- a/src/testsuite/unit/mutex-torture.c
+++ b/src/testsuite/unit/mutex-torture.c
@@ -657,7 +657,7 @@ int main(void)
        /* Set scheduling parameters for the current process */
 #ifdef XENO_POSIX
        sparam.sched_priority = 2;
-       sched_setscheduler(0, SCHED_FIFO, &sparam);
+       pthread_setschedparam(pthread_self(), SCHED_FIFO, &sparam);
 #else /* __NATIVE_SKIN__ */
        rt_task_shadow(&main_tid, "main_task", 2, 0);
 #endif /* __NATIVE_SKIN__ */


# mutex-torture-posix
simple_wait
recursive_wait
errorcheck_wait
mode_switch
pi_wait
lock_stealing
lock_stealing mutex_trylock: not supported
simple_condwait
recursive_condwait
cond_signaler, mutex_lock 2 waited 0.854 us


Jan

-- 
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux

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