From: Jens Axboe <jens.axboe@oracle.com>
Date: Wed, 16 May 2007 10:29:06 +0000 (+0200)
Subject: blktrace support: discard notify messages
X-Git-Tag: fio-1.16.2~14
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=3f3d36166670a447679b308559c681293eb2b857

blktrace support: discard notify messages

They are not interesting to us (they contain things like timestamps
and process information).

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

diff --git a/blktrace.c b/blktrace.c
index 8ba538ae..5825d297 100644
--- a/blktrace.c
+++ b/blktrace.c
@@ -133,11 +133,7 @@ static void handle_trace(struct thread_data *td, struct blk_io_trace *t,
 		return;
 	if (t->action & BLK_TC_ACT(BLK_TC_PC))
 		return;
-
-	/*
-	 * should not happen, need to look into that...
-	 */
-	if (!t->bytes)
+	if (t->action & BLK_TC_ACT(BLK_TC_NOTIFY))
 		return;
 
 	rw = (t->action & BLK_TC_ACT(BLK_TC_WRITE)) != 0;