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From: Christoph Hellwig <hch@lst.de>
To: Luis Chamberlain <mcgrof@kernel.org>
Cc: hch@lst.de, sagi@grimberg.me, kch@nvidia.com,
	linux-nvme@lists.infradead.org, gost.dev@samsung.com,
	John Garry <john.g.garry@oracle.com>
Subject: Re: [PATCH] nvmet: propagate npwg and awupf topology
Date: Thu, 12 Dec 2024 06:52:50 +0100	[thread overview]
Message-ID: <20241212055250.GA4825@lst.de> (raw)
In-Reply-To: <20241212033148.4008110-1-mcgrof@kernel.org>

On Wed, Dec 11, 2024 at 07:31:47PM -0800, Luis Chamberlain wrote:
> Ensure we propagate npwg and awupf to the target as well instead
> of assuming its the same logical blocks per physical block.
> 
> This ensures devices with large IUs and large atomics get their
> information properly propagated on the target.

nvmet never sets REQ_ATOMIC and thus won't get atomic writes from
say SCSI.  So supporting atomic writes is a little more work than
just propagating the values.



  reply	other threads:[~2024-12-12  5:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-12  3:31 [PATCH] nvmet: propagate npwg and awupf topology Luis Chamberlain
2024-12-12  5:52 ` Christoph Hellwig [this message]
2024-12-12 11:25   ` John Garry
2024-12-13 23:13     ` Luis Chamberlain

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