From ca0fe1dfa5acac6ec4ef5820d2eb5460b02648d5 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Wed, 10 Sep 2014 17:37:25 -0700
Subject: [PATCH] pnfs/blocklayout: refactor extent processing

Factor out a helper for all per-extent work, and merge the now trivial
functions for lseg allocation and parsing.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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