Re-seed random generator when a file is reset

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/ioengines.c b/ioengines.c
index a87175a..f81c46f 100644
--- a/ioengines.c
+++ b/ioengines.c
@@ -397,7 +397,7 @@
 		return 1;
 	}
 
-	fio_file_reset(f);
+	fio_file_reset(td, f);
 	fio_file_set_open(f);
 	fio_file_clear_closing(f);
 	disk_util_inc(f->du);