linux-kernel - Re: New warning in nvme_setup

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Message-ID: <6257454.2i5GHAlHl1@natalenko.name>
Date:   Fri, 16 Jul 2021 07:50:47 +0200
From:   Oleksandr Natalenko <oleksandr@...alenko.name>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Laurence Oberman <loberman@...hat.com>
Cc:     linux-kernel@...r.kernel.org, Jens Axboe <axboe@...com>,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>,
        linux-nvme@...ts.infradead.org,
        David Jeffery <djeffery@...hat.com>,
        Ming Lei <ming.lei@...hat.com>,
        Paolo Valente <paolo.valente@...aro.org>,
        Jan Kara <jack@...e.cz>, Sasha Levin <sashal@...nel.org>,
        Keith Busch <kbusch@...nel.org>
Subject: Re: New warning in nvme_setup_discard

Hello.

On čtvrtek 15. července 2021 23:37:21 CEST Laurence Oberman wrote:
> [root@...50 ~]# uname -a
> Linux ml150 5.14.0-rc1+ #1 SMP Thu Jul 15 16:41:08 EDT 2021 x86_64
> x86_64 x86_64 GNU/Linux
> 
> [root@...50 ~]# nvme list
> Node             SN                   Model
>         Namespace Usage                      Format           FW Rev
> ---------------- -------------------- -------------------------------
> --------- --------- -------------------------- ---------------- -----
> ---
> /dev/nvme0n1     CVCQ536300C9400AGN   INTEL
> SSDPEDMW400G4                      1         400.09  GB /
> 400.09  GB    512   B +  0 B   8EV10135
> /dev/nvme1n1     CVFT7383000W400BGN   INTEL
> SSDPEDMD400G4                      1         400.09  GB /
> 400.09  GB    512   B +  0 B   8DV10171
> 
> fwiw
> 
> I built 5.14 and I have 2 nvme devices and I am not seeing this even
> using them to build the kernel on.

Thanks for trying. What about v5.13.2? Also, are using BFQ? Is device mapper 
in use?

-- 
Oleksandr Natalenko (post-factum)