Improve iodepth logging

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/io_u.c b/io_u.c
index ec34878..7f52a24 100644
--- a/io_u.c
+++ b/io_u.c
@@ -410,14 +410,10 @@
 	return 0;
 }
 
-void io_u_mark_depth(struct thread_data *td, struct io_u *io_u,
-		     unsigned int nr)
+void io_u_mark_depth(struct thread_data *td, unsigned int nr)
 {
 	int index = 0;
 
-	if (io_u->ddir == DDIR_SYNC)
-		return;
-
 	switch (td->cur_depth) {
 	default:
 		index = 6;
@@ -441,7 +437,6 @@
 	}
 
 	td->ts.io_u_map[index] += nr;
-	td->ts.total_io_u[io_u->ddir] += nr;
 }
 
 static void io_u_mark_lat_usec(struct thread_data *td, unsigned long usec)