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MUTEX(9): Allow destruction of self-owned mutexes

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This commit is contained in:
Sebastian Huber 2013-10-31 09:35:25 +01:00
parent 45d74f2030
commit 1c61fdb62c
1 changed files with 13 additions and 5 deletions
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18
rtemsbsd/rtems/rtems-bsd-mutex.c
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@ -299,15 +299,23 @@ mtx_sysinit(void *arg)
void void
mtx_destroy(struct mtx *m) mtx_destroy(struct mtx *m)
{ {
rtems_status_code sc = RTEMS_SUCCESSFUL; rtems_status_code sc;
sc = rtems_semaphore_delete(m->lock_object.lo_id); do {
BSD_ASSERT_SC(sc); sc = rtems_semaphore_delete(m->lock_object.lo_id);
if (sc == RTEMS_RESOURCE_IN_USE) {
BSD_ASSERT(mtx_owned(m));
mtx_unlock(m);
} else {
BSD_ASSERT_SC(sc);
}
} while (sc != RTEMS_SUCCESSFUL);
rtems_chain_extract(&m->lock_object.lo_node); rtems_chain_extract(&m->lock_object.lo_node);
m->lock_object.lo_id = 0; m->lock_object.lo_id = 0;
m->lock_object.lo_flags &= ~LO_INITIALIZED; m->lock_object.lo_flags &= ~LO_INITIALIZED;
} }
void void