munmap((void *) mutex, sizeof(*mutex));
}
-int __fio_mutex_init(struct fio_mutex *mutex, int value)
+int cond_init_pshared(pthread_cond_t *cond)
{
- pthread_mutexattr_t attr;
- pthread_condattr_t cond;
+ pthread_condattr_t cattr;
int ret;
- mutex->value = value;
- mutex->magic = FIO_MUTEX_MAGIC;
+ ret = pthread_condattr_init(&cattr);
+ if (ret) {
+ log_err("pthread_condattr_init: %s\n", strerror(ret));
+ return ret;
+ }
+
+#ifdef FIO_HAVE_PSHARED_MUTEX
+ ret = pthread_condattr_setpshared(&cattr, PTHREAD_PROCESS_SHARED);
+ if (ret) {
+ log_err("pthread_condattr_setpshared: %s\n", strerror(ret));
+ return ret;
+ }
+#endif
+ ret = pthread_cond_init(cond, &cattr);
+ if (ret) {
+ log_err("pthread_cond_init: %s\n", strerror(ret));
+ return ret;
+ }
+
+ return 0;
+}
- ret = pthread_mutexattr_init(&attr);
+int mutex_init_pshared(pthread_mutex_t *mutex)
+{
+ pthread_mutexattr_t mattr;
+ int ret;
+
+ ret = pthread_mutexattr_init(&mattr);
if (ret) {
log_err("pthread_mutexattr_init: %s\n", strerror(ret));
return ret;
* Not all platforms support process shared mutexes (FreeBSD)
*/
#ifdef FIO_HAVE_PSHARED_MUTEX
- ret = pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED);
+ ret = pthread_mutexattr_setpshared(&mattr, PTHREAD_PROCESS_SHARED);
if (ret) {
log_err("pthread_mutexattr_setpshared: %s\n", strerror(ret));
return ret;
}
#endif
-
- pthread_condattr_init(&cond);
-#ifdef FIO_HAVE_PSHARED_MUTEX
- pthread_condattr_setpshared(&cond, PTHREAD_PROCESS_SHARED);
-#endif
- pthread_cond_init(&mutex->cond, &cond);
-
- ret = pthread_mutex_init(&mutex->lock, &attr);
+ ret = pthread_mutex_init(mutex, &mattr);
if (ret) {
log_err("pthread_mutex_init: %s\n", strerror(ret));
return ret;
}
- pthread_condattr_destroy(&cond);
- pthread_mutexattr_destroy(&attr);
+ return 0;
+}
+
+int mutex_cond_init_pshared(pthread_mutex_t *mutex, pthread_cond_t *cond)
+{
+ int ret;
+
+ ret = mutex_init_pshared(mutex);
+ if (ret)
+ return ret;
+
+ ret = cond_init_pshared(cond);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+int __fio_mutex_init(struct fio_mutex *mutex, int value)
+{
+ int ret;
+
+ mutex->value = value;
+ mutex->magic = FIO_MUTEX_MAGIC;
+
+ ret = mutex_cond_init_pshared(&mutex->lock, &mutex->cond);
+ if (ret)
+ return ret;
+
return 0;
}