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References: <20210823123516.969486-1-hch@lst.de> <20210823123516.969486-4-hch@lst.de>
In-Reply-To: <20210823123516.969486-4-hch@lst.de>
From: Dan Williams <dan.j.williams@intel.com>
Date: Mon, 23 Aug 2021 12:02:04 -0700
Message-ID: <CAPcyv4ifoEi3E65yb3OOwwiY2aMyrSap=e7PohN-5w_K4RgKrg@mail.gmail.com>
Subject: Re: [PATCH 3/9] dm: use fs_dax_get_by_bdev instead of dax_get_by_host
To: Christoph Hellwig <hch@lst.de>
Cc: Vishal Verma <vishal.l.verma@intel.com>, Dave Jiang <dave.jiang@intel.com>, 
	Mike Snitzer <snitzer@redhat.com>, Matthew Wilcox <willy@infradead.org>, 
	linux-xfs <linux-xfs@vger.kernel.org>, Linux NVDIMM <nvdimm@lists.linux.dev>, 
	linux-fsdevel <linux-fsdevel@vger.kernel.org>, linux-ext4 <linux-ext4@vger.kernel.org>
Content-Type: text/plain; charset="UTF-8"

On Mon, Aug 23, 2021 at 5:39 AM Christoph Hellwig <hch@lst.de> wrote:
>
> There is no point in trying to finding the dax device if the DAX flag is
> not set on the queue as none of the users of the device mapper exported
> block devices could make use of the DAX capability.

Looks good,

Reviewed-by: Dan Williams <dan.j.williams@intel.com>