X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;ds=sidebyside;f=fio_sem.c;h=c7806acb26ae3ea51211e5488819ce24add451db;hb=77c72e0f504364adf6a0e8f1155fdf3fd68ef248;hp=3b48061cd266cc9f6629a5d52df0dc6e55317f54;hpb=3d2d14bcb844e72809192311369a642c5d415472;p=fio.git

diff --git a/fio_sem.c b/fio_sem.c
index 3b48061c..c7806acb 100644
--- a/fio_sem.c
+++ b/fio_sem.c
@@ -85,16 +85,19 @@ static bool sem_timed_out(struct timespec *t, unsigned int msecs)
 
 int fio_sem_down_timeout(struct fio_sem *sem, unsigned int msecs)
 {
-	struct timeval tv_s;
 	struct timespec base;
 	struct timespec t;
 	int ret = 0;
 
 	assert(sem->magic == FIO_SEM_MAGIC);
 
-	gettimeofday(&tv_s, NULL);
-	base.tv_sec = t.tv_sec = tv_s.tv_sec;
-	base.tv_nsec = t.tv_nsec = tv_s.tv_usec * 1000;
+#ifdef CONFIG_PTHREAD_CONDATTR_SETCLOCK
+	clock_gettime(CLOCK_MONOTONIC, &t);
+#else
+	clock_gettime(CLOCK_REALTIME, &t);
+#endif
+
+	base = t;
 
 	t.tv_sec += msecs / 1000;
 	t.tv_nsec += ((msecs * 1000000ULL) % 1000000000);
@@ -166,7 +169,6 @@ void fio_sem_up(struct fio_sem *sem)
 	assert(sem->magic == FIO_SEM_MAGIC);
 
 	pthread_mutex_lock(&sem->lock);
-	read_barrier();
 	if (!sem->value && sem->waiters)
 		do_wake = 1;
 	sem->value++;