From: Filipe David Borba Manana <fdmanana@gmail.com>
Date: Sat, 30 Nov 2013 11:28:35 +0000 (+0000)
Subject: Btrfs: fix extent_map block_len after merging
X-Git-Tag: v3.14-rc1~29^2~100
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d527afe1e5865d25a336f6c4157f1086cfbddc81;p=pandora-kernel.git

Btrfs: fix extent_map block_len after merging

When merging an extent_map with its right neighbor, increment
its block_len with the neighbor's block_len.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
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