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Date:   Fri, 3 May 2019 14:20:35 +0200
From:   Christoph Hellwig <>
To:     Keith Busch <>
Cc:     Akinobu Mita <>,
        Keith Busch <>,,
        LKML <>,
        Johannes Berg <>,
        Jens Axboe <>, Christoph Hellwig <>,
        Sagi Grimberg <>
Subject: Re: [PATCH 0/4] nvme-pci: support device coredump

On Fri, May 03, 2019 at 06:12:32AM -0600, Keith Busch wrote:
> Could you actually explain how the rest is useful? I personally have
> never encountered an issue where knowing these values would have helped:
> every device timeout always needed device specific internal firmware
> logs in my experience.

Yes.  Also not that NVMe now has the 'device initiated telemetry'
feauture, which is just a wired name for device coredump.  Wiring that
up so that we can easily provide that data to the device vendor would
actually be pretty useful.

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