Re: [PATCH 20/29] ext4: cleanup the dax handling in ext4_fill_super

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To: Christoph Hellwig <hch@xxxxxx>
Subject: Re: [PATCH 20/29] ext4: cleanup the dax handling in ext4_fill_super
From: Dan Williams <dan.j.williams@xxxxxxxxx>
Date: Tue, 23 Nov 2021 13:49:52 -0800
Cc: Mike Snitzer <snitzer@xxxxxxxxxx>, Ira Weiny <ira.weiny@xxxxxxxxx>, device-mapper development <dm-devel@xxxxxxxxxx>, linux-xfs <linux-xfs@xxxxxxxxxxxxxxx>, Linux NVDIMM <nvdimm@xxxxxxxxxxxxxxx>, linux-s390 <linux-s390@xxxxxxxxxxxxxxx>, linux-fsdevel <linux-fsdevel@xxxxxxxxxxxxxxx>, linux-erofs@xxxxxxxxxxxxxxxx, linux-ext4 <linux-ext4@xxxxxxxxxxxxxxx>, virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
In-reply-to: <20211109083309.584081-21-hch@lst.de>
References: <20211109083309.584081-1-hch@lst.de> <20211109083309.584081-21-hch@lst.de>

On Tue, Nov 9, 2021 at 12:34 AM Christoph Hellwig <hch@xxxxxx> wrote:
>
> Only call fs_dax_get_by_bdev once the sbi has been allocated and remove
> the need for the dax_dev local variable.

Looks good.

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

References:
- decouple DAX from block devices
  - From: Christoph Hellwig
- [PATCH 20/29] ext4: cleanup the dax handling in ext4_fill_super
  - From: Christoph Hellwig

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