linux-kernel - Re: [PATCH] nvme: trace: add disk name to tracepoints

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Message-ID: <20180628074406.pbf4tjluylq3lkkr@linux-x5ow.site>
Date:   Thu, 28 Jun 2018 09:44:06 +0200
From:   Johannes Thumshirn <jthumshirn@...e.de>
To:     Keith Busch <keith.busch@...ux.intel.com>
Cc:     Sagi Grimberg <sagi@...mberg.me>,
        Keith Busch <keith.busch@...el.com>,
        Christoph Hellwig <hch@....de>,
        Linux NVMe Mailinglist <linux-nvme@...ts.infradead.org>,
        Linux Kernel Mailinglist <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] nvme: trace: add disk name to tracepoints

On Wed, Jun 27, 2018 at 06:59:43PM -0600, Keith Busch wrote:
> Thinking more on this, not using the hw qid really limits the utility
> out of using these trace events: We may not be able to match a completion
> to the submission without it since cmdid alone isn't enough to match up
> the two events.
> 
> Here's an updated proposal and actually tested. I was also able to
> combine admin and io submissions.

Awesome, thanks.

Reviewed-by: Johannes Thumshirn <jthumshirn@...e.de>
-- 
Johannes Thumshirn                                          Storage
jthumshirn@...e.de                                +49 911 74053 689
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