X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=mutex.c;h=88044f3a818753feb374bc0370e545fb2095d248;hp=abe073f4ffdf7d49ee92500db8d89e254def2852;hb=3a8600b4ae9027d02aca7eb1990e5cda4e9f423a;hpb=18a56e5e5b942060a57b70114c1963bda777ce3f

diff --git a/mutex.c b/mutex.c
index abe073f4..88044f3a 100644
--- a/mutex.c
+++ b/mutex.c
@@ -33,6 +33,14 @@ struct fio_mutex *fio_mutex_init(int value)
 		return NULL;
 	}
 
+#ifdef FIO_HAVE_FALLOCATE
+	ret = posix_fallocate(fd, 0, sizeof(struct fio_mutex));
+	if (ret > 0) {
+		fprintf(stderr, "posix_fallocate mutex failed: %s\n", strerror(ret));
+		goto err;
+	}
+#endif
+
 	if (ftruncate(fd, sizeof(struct fio_mutex)) < 0) {
 		perror("ftruncate mutex");
 		goto err;