From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Date: Fri, 21 Oct 2016 05:08:27 -0700
Subject: [Cluster-devel] [PATCH 4/4] GFS2: Switch fiemap implementation
	to use iomap
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	<1476980065-10663-5-git-send-email-rpeterso@redhat.com>
Message-ID: <20161021120827.GB26742@infradead.org>
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> +	iomap->private = (void *)gh;

No need to cast here.  And while we're at it:  please split the
addition of ->private into a separate patch.

> +	struct gfs2_holder *gh = (struct gfs2_holder *)iomap->private;

Same here.