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-rw-r--r--linuxthreads/ChangeLog7
-rw-r--r--linuxthreads/rwlock.c8
-rw-r--r--linuxthreads/semaphore.c36
-rw-r--r--linuxthreads/semaphore.h6
4 files changed, 30 insertions, 27 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index c094bec4bb..a15f2afc32 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,10 @@
+2001-02-02 John S. Marvin <jsm@udlkern.fc.hp.com>
+
+ * semaphore.h: Use struct _pthread_fastlock as an element of
+ sem_t instead of an identical struct.
+ * rwlock.c: Remove casts.
+ * semaphore.c: Likewise.
+
2001-04-30 Alan Modra <amodra@one.net.au>
* sysdeps/unix/sysv/linux/hppa/pt-initfini.c: New.
diff --git a/linuxthreads/rwlock.c b/linuxthreads/rwlock.c
index 6af57cdff0..e39597014d 100644
--- a/linuxthreads/rwlock.c
+++ b/linuxthreads/rwlock.c
@@ -36,9 +36,9 @@ static int rwlock_rd_extricate_func(void *obj, pthread_descr th)
pthread_rwlock_t *rwlock = obj;
int did_remove = 0;
- __pthread_lock((struct _pthread_fastlock *) &rwlock->__rw_lock, NULL);
+ __pthread_lock(&rwlock->__rw_lock, NULL);
did_remove = remove_from_queue(&rwlock->__rw_read_waiting, th);
- __pthread_unlock((struct _pthread_fastlock *) &rwlock->__rw_lock);
+ __pthread_unlock(&rwlock->__rw_lock);
return did_remove;
}
@@ -48,9 +48,9 @@ static int rwlock_wr_extricate_func(void *obj, pthread_descr th)
pthread_rwlock_t *rwlock = obj;
int did_remove = 0;
- __pthread_lock((struct _pthread_fastlock *) &rwlock->__rw_lock, NULL);
+ __pthread_lock(&rwlock->__rw_lock, NULL);
did_remove = remove_from_queue(&rwlock->__rw_write_waiting, th);
- __pthread_unlock((struct _pthread_fastlock *) &rwlock->__rw_lock);
+ __pthread_unlock(&rwlock->__rw_lock);
return did_remove;
}
diff --git a/linuxthreads/semaphore.c b/linuxthreads/semaphore.c
index bb681b3621..d3a1450978 100644
--- a/linuxthreads/semaphore.c
+++ b/linuxthreads/semaphore.c
@@ -33,7 +33,7 @@ int __new_sem_init(sem_t *sem, int pshared, unsigned int value)
errno = ENOSYS;
return -1;
}
- __pthread_init_lock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_init_lock(&sem->__sem_lock);
sem->__sem_value = value;
sem->__sem_waiting = NULL;
return 0;
@@ -48,9 +48,9 @@ static int new_sem_extricate_func(void *obj, pthread_descr th)
sem_t *sem = obj;
int did_remove = 0;
- __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+ __pthread_lock(&sem->__sem_lock, self);
did_remove = remove_from_queue(&sem->__sem_waiting, th);
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
return did_remove;
}
@@ -66,10 +66,10 @@ int __new_sem_wait(sem_t * sem)
extr.pu_object = sem;
extr.pu_extricate_func = new_sem_extricate_func;
- __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+ __pthread_lock(&sem->__sem_lock, self);
if (sem->__sem_value > 0) {
sem->__sem_value--;
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
return 0;
}
/* Register extrication interface */
@@ -81,7 +81,7 @@ int __new_sem_wait(sem_t * sem)
enqueue(&sem->__sem_waiting, self);
else
already_canceled = 1;
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
if (already_canceled) {
__pthread_set_own_extricate_if(self, 0);
@@ -121,7 +121,7 @@ int __new_sem_trywait(sem_t * sem)
{
int retval;
- __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, NULL);
+ __pthread_lock(&sem->__sem_lock, NULL);
if (sem->__sem_value == 0) {
errno = EAGAIN;
retval = -1;
@@ -129,7 +129,7 @@ int __new_sem_trywait(sem_t * sem)
sem->__sem_value--;
retval = 0;
}
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
return retval;
}
@@ -140,19 +140,19 @@ int __new_sem_post(sem_t * sem)
struct pthread_request request;
if (THREAD_GETMEM(self, p_in_sighandler) == NULL) {
- __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+ __pthread_lock(&sem->__sem_lock, self);
if (sem->__sem_waiting == NULL) {
if (sem->__sem_value >= SEM_VALUE_MAX) {
/* Overflow */
errno = ERANGE;
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
return -1;
}
sem->__sem_value++;
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
} else {
th = dequeue(&sem->__sem_waiting);
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
th->p_sem_avail = 1;
WRITE_MEMORY_BARRIER();
restart(th);
@@ -214,17 +214,17 @@ int sem_timedwait(sem_t *sem, const struct timespec *abstime)
int already_canceled = 0;
int spurious_wakeup_count;
- __pthread_lock((struct _pthread_fastlock *) &sem->__sem_lock, self);
+ __pthread_lock(&sem->__sem_lock, self);
if (sem->__sem_value > 0) {
--sem->__sem_value;
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
return 0;
}
if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000) {
/* The standard requires that if the function would block and the
time value is illegal, the function returns with an error. */
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
return EINVAL;
}
@@ -241,7 +241,7 @@ int sem_timedwait(sem_t *sem, const struct timespec *abstime)
enqueue(&sem->__sem_waiting, self);
else
already_canceled = 1;
- __pthread_unlock((struct _pthread_fastlock *) &sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
if (already_canceled) {
__pthread_set_own_extricate_if(self, 0);
@@ -257,9 +257,9 @@ int sem_timedwait(sem_t *sem, const struct timespec *abstime)
/* __pthread_lock will queue back any spurious restarts that
may happen to it. */
- __pthread_lock((struct _pthread_fastlock *)&sem->__sem_lock, self);
+ __pthread_lock(&sem->__sem_lock, self);
was_on_queue = remove_from_queue(&sem->__sem_waiting, self);
- __pthread_unlock((struct _pthread_fastlock *)&sem->__sem_lock);
+ __pthread_unlock(&sem->__sem_lock);
if (was_on_queue) {
__pthread_set_own_extricate_if(self, 0);
diff --git a/linuxthreads/semaphore.h b/linuxthreads/semaphore.h
index fa0e52ddeb..9c283c8644 100644
--- a/linuxthreads/semaphore.h
+++ b/linuxthreads/semaphore.h
@@ -31,11 +31,7 @@ typedef struct _pthread_descr_struct *_pthread_descr;
/* System specific semaphore definition. */
typedef struct
{
- struct
- {
- long int __status;
- int __spinlock;
- } __sem_lock;
+ struct _pthread_fastlock __sem_lock;
int __sem_value;
_pthread_descr __sem_waiting;
} sem_t;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 17:46:08 +0000