linux-kernel - Re: [PATCH RFC 2/4] block: Add BLK_FEAT_ATOMIC

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Message-ID: <20240912131610.GB29641@lst.de>
Date: Thu, 12 Sep 2024 15:16:10 +0200
From: Christoph Hellwig <hch@....de>
To: John Garry <john.g.garry@...cle.com>
Cc: axboe@...nel.dk, song@...nel.org, yukuai3@...wei.com, kbusch@...nel.org,
	hch@....de, sagi@...mberg.me, James.Bottomley@...senPartnership.com,
	martin.petersen@...cle.com, linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-raid@...r.kernel.org,
	linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org
Subject: Re: [PATCH RFC 2/4] block: Add BLK_FEAT_ATOMIC_WRITES flag

> @@ -176,7 +176,7 @@ static void blk_validate_atomic_write_limits(struct queue_limits *lim)
>  {
>  	unsigned int boundary_sectors;
>  
> -	if (!lim->atomic_write_hw_max)
> +	if (!(lim->features & BLK_FEAT_ATOMIC_WRITES) || !lim->atomic_write_hw_max)

Overly long line here.

Otherwise this looks good:

Reviewed-by: Christoph Hellwig <hch@....de>