Various fixes/updates

[fio.git] / mutex.c

diff --git a/mutex.c b/mutex.c
index e148430b618e5cae1c1fd93c1134f47910198ec6..e33e7cc8f2611a42256e72a3bceddf9e7560b1ef 100644 (file)
--- a/mutex.c
+++ b/mutex.c
@@ -33,6 +33,10 @@ struct fio_mutex *fio_mutex_init(int value)
                return NULL;
        }
 
+#ifdef FIO_HAVE_FALLOCATE
+       posix_fallocate(fd, 0, sizeof(struct fio_mutex));
+#endif
+
        if (ftruncate(fd, sizeof(struct fio_mutex)) < 0) {
                perror("ftruncate mutex");
                goto err;
@@ -65,14 +69,18 @@ struct fio_mutex *fio_mutex_init(int value)
                log_err("pthread_mutexattr_init: %s\n", strerror(ret));
                goto err;
        }
+#ifdef FIO_HAVE_PSHARED_MUTEX
        ret = pthread_mutexattr_setpshared(&attr, mflag);
        if (ret) {
                log_err("pthread_mutexattr_setpshared: %s\n", strerror(ret));
                goto err;
        }
+#endif
 
        pthread_condattr_init(&cond);
+#ifdef FIO_HAVE_PSHARED_MUTEX
        pthread_condattr_setpshared(&cond, mflag);
+#endif
        pthread_cond_init(&mutex->cond, &cond);
 
        ret = pthread_mutex_init(&mutex->lock, &attr);
@@ -81,6 +89,9 @@ struct fio_mutex *fio_mutex_init(int value)
                goto err;
        }
 
+       pthread_condattr_destroy(&cond);
+       pthread_mutexattr_destroy(&attr);
+
        return mutex;
 err:
        if (mutex)