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Date:   Fri, 27 May 2022 15:37:23 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc:     Christoph Hellwig <hch@lst.de>, fstests@vger.kernel.org,
        linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 10/10] btrfs: test direct I/O read repair with
 interleaved corrupted sectors
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On Fri, May 27, 2022 at 06:23:13PM +0800, Qu Wenruo wrote:
>> +# step 2, corrupt 4k in each copy
>
> I guess you mean 64K?

Yes.  Same for btrfs/266.