linux-kernel - Re: [PATCH v3 11/15] scsi: sd: Support reading atomic write properties from block limits VPD

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Date: Tue, 13 Feb 2024 07:31:39 +0100
From: Christoph Hellwig <hch@....de>
To: John Garry <john.g.garry@...cle.com>
Cc: axboe@...nel.dk, kbusch@...nel.org, hch@....de, sagi@...mberg.me,
	jejb@...ux.ibm.com, martin.petersen@...cle.com, djwong@...nel.org,
	viro@...iv.linux.org.uk, brauner@...nel.org, dchinner@...hat.com,
	jack@...e.cz, linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org,
	linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	tytso@....edu, jbongio@...gle.com, linux-scsi@...r.kernel.org,
	ming.lei@...hat.com, ojaswin@...ux.ibm.com, bvanassche@....org
Subject: Re: [PATCH v3 11/15] scsi: sd: Support reading atomic write
 properties from block limits VPD

On Wed, Jan 24, 2024 at 11:38:37AM +0000, John Garry wrote:
> Also update block layer request queue sysfs properties.
> 
> See sbc4r22 section 6.6.4 - Block limits VPD page.

Not the most useful commit log..

Can you merge this with the next patch and write a detailed commit
log how atomic writes map to SBC features and what limitations
Linux atomic writes on Linux have?