linux-kernel - Re: [PATCH 16/16] dm-zoned: ensure only power of 2 zone sizes are allowed

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Date:   Thu, 28 Apr 2022 15:06:39 -0700
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Damien Le Moal <damien.lemoal@...nsource.wdc.com>
Cc:     Pankaj Raghav <p.raghav@...sung.com>, jaegeuk@...nel.org,
        axboe@...nel.dk, snitzer@...nel.org, hch@....de,
        naohiro.aota@....com, sagi@...mberg.me, dsterba@...e.com,
        johannes.thumshirn@....com, linux-kernel@...r.kernel.org,
        linux-btrfs@...r.kernel.org, clm@...com, gost.dev@...sung.com,
        chao@...nel.org, linux-f2fs-devel@...ts.sourceforge.net,
        josef@...icpanda.com, jonathan.derrick@...ux.dev, agk@...hat.com,
        kbusch@...nel.org, kch@...dia.com, linux-nvme@...ts.infradead.org,
        dm-devel@...hat.com, bvanassche@....org, jiangbo.365@...edance.com,
        linux-fsdevel@...r.kernel.org, matias.bjorling@....com,
        linux-block@...r.kernel.org
Subject: Re: [PATCH 16/16] dm-zoned: ensure only power of 2 zone sizes are
 allowed

On Fri, Apr 29, 2022 at 06:43:58AM +0900, Damien Le Moal wrote:
> On 4/29/22 02:34, Luis Chamberlain wrote:
> > One step at a time.
> 
> Yes, in general, I agree. But in this case, that will create kernel
> versions that end up having partial support for zoned drives. Not ideal to
> say the least. So if the patches are not that big, I would rather like to
> see everything go into a single release.

This would have delayed the patches more, and I see no rush for npo2 to
use dm-zoned really. Just as with f2fs, we can take priorities at a
time.

  Luis