From 0d4bf11e5309eff64272a49e1ea55658372abc56 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Mon, 13 Apr 2009 15:33:56 +0200
Subject: [PATCH] Btrfs: don't export symbols

Currently the extent_map code is only for btrfs so don't export it's
symbols.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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Reading git-format-patch failed