linux-kernel - Re: Fwd: Need NVME QUIRK BOGUS for SAMSUNG MZ1WV480HCGL-000MV (Samsung SM-953 Datacenter SSD)

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Date:   Fri, 30 Jun 2023 17:18:00 +0200
From:   Clemens Springsguth <cspringsguth@...il.com>
To:     Pankaj Raghav <p.raghav@...sung.com>
Cc:     Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...nel.dk>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        Martin Belanger <martin.belanger@...l.com>,
        Chaitanya Kulkarni <kch@...dia.com>,
        John Meneghini <jmeneghi@...hat.com>,
        Hannes Reinecke <hare@...e.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Regressions <regressions@...ts.linux.dev>,
        Linux NVMe <linux-nvme@...ts.infradead.org>,
        Kanchan Joshi <joshi.k@...sung.com>,
        Jinhwan Park <jh.i.park@...sung.com>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Javier Gonzalez <javier.gonz@...sung.com>
Subject: Re: Fwd: Need NVME QUIRK BOGUS for SAMSUNG MZ1WV480HCGL-000MV
 (Samsung SM-953 Datacenter SSD)

Hi Pankaj,

i would be very very grateful if you would create and submit the quirk
as a proper patch.

kind regards
Clemens


On Fri, Jun 30, 2023 at 10:40 AM Pankaj Raghav <p.raghav@...sung.com> wrote:
>
> On 2023-06-27 18:10, Keith Busch wrote:
> > On Mon, Jun 26, 2023 at 08:15:49AM +0700, Bagas Sanjaya wrote:
> >> See Bugzilla for the full thread.
> >>
> >> The reporter had a quirk (see above) that fixed this regression,
> >> nevertheless I'm adding it to regzbot to make sure it doesn't fall
> >> through cracks unnoticed:
> >>
> >> #regzbot introduced: 86c2457a8e8112f https://bugzilla.kernel.org/show_bug.cgi?id=217593
> >> #regzbot title: NVME_QUIRK_BOGUS_NID is needed for SAMSUNG MZ1WV480HCGL-000MV
> >
> > These bug reports really should go to the vendors that created the
> > broken device with non-unique "unique" fields. It's easy enough for me
> > to write the quirk patch, but it's not the ideal solution and may harm
> > devices/firmwares with the same VID:DID that don't have this problem.
> > Not being the vendor, I'm not in a postition to know that, so CC'ing
> > some Samsung folks.
>
> I got a reply from our team internally. There is no plan on releasing
> a new firmware for this model and the related models with the same VID:DID
> pair. We can add a quirk.
>
> @Clemens: Let me know if you want me to send the quirk as a proper patch.