linux-kernel - Re: [dm-devel] [PATCH v4 00/13] support non power of 2 zoned devices

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Message-ID: <31e03f27-6610-c4e4-58b9-6b9db000a753@opensource.wdc.com>
Date:   Mon, 16 May 2022 16:15:34 +0200
From:   Damien Le Moal <damien.lemoal@...nsource.wdc.com>
To:     Pankaj Raghav <p.raghav@...sung.com>, axboe@...nel.dk,
        naohiro.aota@....com, Johannes.Thumshirn@....com,
        snitzer@...nel.org, dsterba@...e.com, jaegeuk@...nel.org,
        hch@....de
Cc:     jiangbo.365@...edance.com, Jens Axboe <axboe@...com>,
        Chaitanya Kulkarni <kch@...dia.com>, bvanassche@....org,
        Chris Mason <clm@...com>, matias.bjorling@....com,
        gost.dev@...sung.com, linux-kernel@...r.kernel.org,
        linux-nvme@...ts.infradead.org, Josef Bacik <josef@...icpanda.com>,
        linux-block@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        dm-devel@...hat.com, Alasdair Kergon <agk@...hat.com>,
        jonathan.derrick@...ux.dev, Keith Busch <kbusch@...nel.org>,
        Johannes Thumshirn <jth@...nel.org>,
        linux-btrfs@...r.kernel.org, Sagi Grimberg <sagi@...mberg.me>
Subject: Re: [dm-devel] [PATCH v4 00/13] support non power of 2 zoned devices

On 2022/05/16 15:39, Pankaj Raghav wrote:
[...]
> - Patchset description:
> This patchset aims at adding support to non power of 2 zoned devices in
> the block layer, nvme layer, null blk and adds support to btrfs and
> zonefs.
> 
> This round of patches **will not** support DM layer for non
> power of 2 zoned devices. More about this in the future work section.
> 
> Patches 1-2 deals with removing the po2 constraint from the
> block layer.
> 
> Patches 3-4 deals with removing the constraint from nvme zns.
> 
> Patches 5-9 adds support to btrfs for non po2 zoned devices.
> 
> Patch 10 removes the po2 constraint in ZoneFS
> 
> Patch 11-12 removes the po2 contraint in null blk
> 
> Patches 13 adds conditions to not allow non power of 2 devices in
> DM.


Not sure what is going on but I only got the first 4 patches and I do not see
the remaining patches on the lists anywhere.


-- 
Damien Le Moal
Western Digital Research