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Date: Thu, 11 Sep 2014 19:06:05 +0200
From: =?iso-8859-1?Q?Beno=EEt?= Canet <benoit.canet@irqsave.net>
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Subject: Re: [Qemu-devel] [PATCH 10/23] block: Eliminate DriveInfo member
 bdrv, use blk_by_legacy_dinfo()
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To: Markus Armbruster <armbru@redhat.com>
Cc: kwolf@redhat.com, benoit.canet@irqsave.net, famz@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com


> +                                   blk_bs(blk_by_legacy_dinfo(dinfo)));

This seems to be a fairly common pattern: "blk_bs(blk_by_legacy_dinfo())".
How about a helper function ?