#include "fio_time.h"
#include "gettime.h"
-void fio_mutex_remove(struct fio_mutex *mutex)
+void __fio_mutex_remove(struct fio_mutex *mutex)
{
assert(mutex->magic == FIO_MUTEX_MAGIC);
pthread_cond_destroy(&mutex->cond);
+}
+
+void fio_mutex_remove(struct fio_mutex *mutex)
+{
+ __fio_mutex_remove(mutex);
munmap((void *) mutex, sizeof(*mutex));
}
void fio_mutex_up(struct fio_mutex *mutex)
{
+ int do_wake = 0;
+
assert(mutex->magic == FIO_MUTEX_MAGIC);
pthread_mutex_lock(&mutex->lock);
read_barrier();
if (!mutex->value && mutex->waiters)
- pthread_cond_signal(&mutex->cond);
+ do_wake = 1;
mutex->value++;
pthread_mutex_unlock(&mutex->lock);
+
+ if (do_wake)
+ pthread_cond_signal(&mutex->cond);
}
void fio_rwlock_write(struct fio_rwlock *lock)