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authorUlrich Drepper <drepper@redhat.com>2006-07-29 04:42:09 +0000
committerUlrich Drepper <drepper@redhat.com>2006-07-29 04:42:09 +0000
commitdf47504c78f82b9c975b2a48a6c8b6dd73a79ce1 (patch)
tree6706cdb46e20a69b3a4b4bffa9a29db9eeaff9c2 /nptl/pthread_create.c
parent6822f05652c50c63cdaacffd41b5ad2db0f027ce (diff)
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2006-07-28 Ulrich Drepper <drepper@redhat.com>
Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
Diffstat (limited to 'nptl/pthread_create.c')
-rw-r--r--nptl/pthread_create.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/nptl/pthread_create.c b/nptl/pthread_create.c
index 71365a1..c1ac199 100644
--- a/nptl/pthread_create.c
+++ b/nptl/pthread_create.c
@@ -330,9 +330,11 @@ start_thread (void *arg)
# else
__pthread_slist_t *robust = pd->robust_list.__next;
# endif
-/* We let the kernel do the notification if it is able to do so. */
+ /* We let the kernel do the notification if it is able to do so.
+ If we have to do it here there for sure are no PI mutexes involved
+ since the kernel support for them is even more recent. */
if (__set_robust_list_avail < 0
- && __builtin_expect (robust != &pd->robust_head, 0))
+ && __builtin_expect (robust != (void *) &pd->robust_head, 0))
{
do
{
@@ -348,7 +350,7 @@ start_thread (void *arg)
lll_robust_mutex_dead (this->__lock);
}
- while (robust != &pd->robust_head);
+ while (robust != (void *) &pd->robust_head);
}
#endif