linux-ext4 - Re: [PATCH] fsmap: fix documentation of FMR_OF

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Message-ID: <20170901080904.GA32746@infradead.org>
Date:   Fri, 1 Sep 2017 01:09:04 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     "Darrick J. Wong" <darrick.wong@...cle.com>
Cc:     xfs <linux-xfs@...r.kernel.org>, linux-api@...r.kernel.org,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        linux-ext4 <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] fsmap: fix documentation of FMR_OF_LAST

On Thu, Aug 31, 2017 at 01:49:18PM -0700, Darrick J. Wong wrote:
> The FMR_OF_LAST flag is set on the last fsmap record being returned for
> the dataset requested, contrary to what the header file says.  Fix the
> docs to reflect the behavior of all fsmap implementations.

Hmm.  What's the point of the flag then given that you can trivially
deduce the last entry from fmh_entries?