From: Jens Axboe <axboe@kernel.dk>
To: Jan Kara <jack@suse.cz>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] blktrace: Send BLK_TN_PROCESS events to all running traces
Date: Tue, 15 Oct 2013 09:17:47 -0600 [thread overview]
Message-ID: <20131015151747.GL541@kernel.dk> (raw)
In-Reply-To: <20131015094035.GA12416@quack.suse.cz>
On Tue, Oct 15 2013, Jan Kara wrote:
> On Mon 23-09-13 13:37:23, Jan Kara wrote:
> > On Tue 17-09-13 22:30:31, Jan Kara wrote:
> > > Currently each task sends BLK_TN_PROCESS event to the first traced
> > > device it interacts with after a new trace is started. When there are
> > > several traced devices and the task accesses more devices, this logic
> > > can result in BLK_TN_PROCESS being sent several times to some devices
> > > while it is never sent to other devices. Thus blkparse doesn't display
> > > command name when parsing some blktrace files.
> > >
> > > Fix the problem by sending BLK_TN_PROCESS event to all traced devices
> > > when a task interacts with any of them.
> > Jens, any opinion about this?
> Jens, ping? I guess this patch fell through cracks...
Queued up for 3.13, thanks!
--
Jens Axboe
next prev parent reply other threads:[~2013-10-15 15:17 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-17 20:30 [PATCH] blktrace: Send BLK_TN_PROCESS events to all running traces Jan Kara
2013-09-23 11:37 ` Jan Kara
2013-10-15 9:40 ` Jan Kara
2013-10-15 14:18 ` Jeff Moyer
2013-10-15 15:17 ` Jens Axboe [this message]
2013-09-23 13:02 ` Jeff Moyer
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