Fix wrong clock source in mutex

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/mutex.c b/mutex.c
index a4474374..9f0f094d 100644
--- a/mutex.c
+++ b/mutex.c
@@ -94,7 +94,7 @@ int fio_mutex_down_timeout(struct fio_mutex *mutex, unsigned int seconds)
 	struct timespec t;
 	int ret = 0;
 
-	clock_gettime(CLOCK_REALTIME, &t);
+	clock_gettime(CLOCK_MONOTONIC, &t);
 	t.tv_sec += seconds;
 
 	pthread_mutex_lock(&mutex->lock);