From: Jens Axboe <jens.axboe@oracle.com>
Date: Thu, 23 Aug 2007 07:03:26 +0000 (+0200)
Subject: blktrace: skip notify traces
X-Git-Tag: fio-1.17.1~4
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=f3f72c5e0a029a928a09a8ab0fc9ca2dbcf08ae1;p=fio.git

blktrace: skip notify traces

Fio will not interpret them correctly, resulting in weird behaviour
(like replaying that seems to hang, but is merely just waiting for a
very long time).

Fixes the issue reported by Joshua Root.

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

diff --git a/blktrace.c b/blktrace.c
index b4d05c73..58f28ceb 100644
--- a/blktrace.c
+++ b/blktrace.c
@@ -281,6 +281,8 @@ int load_blktrace(struct thread_data *td, const char *filename)
 			log_err("fio: discarded %d of %d\n", ret, t.pdu_len);
 			goto err;
 		}
+		if (t.action & BLK_TC_ACT(BLK_TC_NOTIFY))
+			continue;
 		if (!ttime) {
 			ttime = t.time;
 			cpu = t.cpu;