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authorUlrich Drepper <drepper@redhat.com>1998-06-25 19:36:00 +0000
committerUlrich Drepper <drepper@redhat.com>1998-06-25 19:36:00 +0000
commit3387a425e65b839b68bd2973f6bc5ab22315cc5d (patch)
tree375713a0b865b10b9eddd9c9877ad68cf0bdc851 /linuxthreads/join.c
parentd47aac39992cb1dd705d8c584f4d3979d7ce4602 (diff)
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Finish user stack support. Change locking code to be safe in situations with different priorities.
1998-06-25 19:27 Ulrich Drepper <drepper@cygnus.com> * attr.c: Finish user stack support. Change locking code to be safe in situations with different priorities. * cancel.c: Likewise. * condvar.c: Likewise. * internals.h: Likewise. * join.c: Likewise. * manager.c: Likewise. * mutex.c: Likewise. * pthread.c: Likewise. * ptlongjmp.c: Likewise. * queue.h: Likewise. * rwlock.c: Likewise. * semaphore.c: Likewise. * semaphore.h: Likewise. * signals.c: Likewise. * spinlock.c: Likewise. * spinlock.h: Likewise. Patches by Xavier leroy. 1998-06-25 Ulrich Drepper <drepper@cygnus.com> * sysdeps/pthread/pthread.h: Make [sg]et_stacksize and [sg]et_stackaddr prototypes always available. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_ATTR_STACKSIZE and _POSIX_THREAD_ATTR_STACKADDR.
Diffstat (limited to 'linuxthreads/join.c')
-rw-r--r--linuxthreads/join.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/linuxthreads/join.c b/linuxthreads/join.c
index 2bdc189..c59de69 100644
--- a/linuxthreads/join.c
+++ b/linuxthreads/join.c
@@ -35,13 +35,13 @@ void pthread_exit(void * retval)
__pthread_perform_cleanup();
__pthread_destroy_specifics();
/* Store return value */
- acquire(self->p_spinlock);
+ __pthread_lock(self->p_lock);
self->p_retval = retval;
/* Say that we've terminated */
self->p_terminated = 1;
/* See if someone is joining on us */
joining = self->p_joining;
- release(self->p_spinlock);
+ __pthread_unlock(self->p_lock);
/* Restart joining thread if any */
if (joining != NULL) restart(joining);
/* If this is the initial thread, block until all threads have terminated.
@@ -65,36 +65,36 @@ int pthread_join(pthread_t thread_id, void ** thread_return)
pthread_handle handle = thread_handle(thread_id);
pthread_descr th;
- acquire(&handle->h_spinlock);
+ __pthread_lock(&handle->h_lock);
if (invalid_handle(handle, thread_id)) {
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
return ESRCH;
}
th = handle->h_descr;
if (th == self) {
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
return EDEADLK;
}
/* If detached or already joined, error */
if (th->p_detached || th->p_joining != NULL) {
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
return EINVAL;
}
/* If not terminated yet, suspend ourselves. */
if (! th->p_terminated) {
th->p_joining = self;
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
suspend_with_cancellation(self);
/* This is a cancellation point */
if (self->p_canceled && self->p_cancelstate == PTHREAD_CANCEL_ENABLE) {
th->p_joining = NULL;
pthread_exit(PTHREAD_CANCELED);
}
- acquire(&handle->h_spinlock);
+ __pthread_lock(&handle->h_lock);
}
/* Get return value */
if (thread_return != NULL) *thread_return = th->p_retval;
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
/* Send notification to thread manager */
if (__pthread_manager_request >= 0) {
request.req_thread = self;
@@ -113,26 +113,26 @@ int pthread_detach(pthread_t thread_id)
pthread_handle handle = thread_handle(thread_id);
pthread_descr th;
- acquire(&handle->h_spinlock);
+ __pthread_lock(&handle->h_lock);
if (invalid_handle(handle, thread_id)) {
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
return ESRCH;
}
th = handle->h_descr;
/* If already detached, error */
if (th->p_detached) {
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
return EINVAL;
}
/* If already joining, don't do anything. */
if (th->p_joining != NULL) {
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
return 0;
}
/* Mark as detached */
th->p_detached = 1;
terminated = th->p_terminated;
- release(&handle->h_spinlock);
+ __pthread_unlock(&handle->h_lock);
/* If already terminated, notify thread manager to reclaim resources */
if (terminated && __pthread_manager_request >= 0) {
request.req_thread = thread_self();