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Date:   Tue, 27 Oct 2020 18:46:35 +0000
From:   Christoph Hellwig <hch@infradead.org>
To:     "Darrick J. Wong" <darrick.wong@oracle.com>
Cc:     Eric Sandeen <sandeen@sandeen.net>, xiakaixu1987@gmail.com,
        linux-xfs@vger.kernel.org, Kaixu Xia <kaixuxia@tencent.com>
Subject: Re: [PATCH] xfs: remove the unused BBMASK macro
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On Mon, Oct 19, 2020 at 09:08:02AM -0700, Darrick J. Wong wrote:
> $ grep BBMASK /usr/include/
> /usr/include/xfs/xfs_fs.h:868:#define BBMASK            (BBSIZE-1)
> 
> This ships in a user-visible header file, so it can only be removed by
> going through the deprecation process.

I don't think we had such a strong process before.  Not that I'm going
to complain much.