linux-kernel - Re: [PATCHv3 09/10] nvme: add support for enhanced metadata

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Message-ID: <20220225161727.GC13845@lst.de>
Date:   Fri, 25 Feb 2022 17:17:27 +0100
From:   Christoph Hellwig <hch@....de>
To:     Keith Busch <kbusch@...nel.org>
Cc:     linux-nvme@...ts.infradead.org, linux-block@...r.kernel.org,
        linux-crypto@...r.kernel.org, x86@...nel.org,
        linux-kernel@...r.kernel.org, axboe@...nel.dk, hch@....de,
        martin.petersen@...cle.com, colyli@...e.de,
        Hannes Reinecke <hare@...e.de>,
        Klaus Jensen <its@...elevant.dk>
Subject: Re: [PATCHv3 09/10] nvme: add support for enhanced metadata

On Tue, Feb 22, 2022 at 08:31:43AM -0800, Keith Busch wrote:
> @@ -918,6 +918,30 @@ static blk_status_t nvme_setup_discard(struct nvme_ns *ns, struct request *req,
>  	return BLK_STS_OK;
>  }
>  
> +static inline void nvme_set_ref_tag(struct nvme_ns *ns, struct nvme_command *cmnd,

Overly long line. But I don't think this should be marked inline anyway.

Otherwise this looks good:

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

I suspect eventually we'll need to lift the new Identify call into
the common revalidation once more fields get added there.