From 7069830a9e381e33d44ded45095f764844c71d24 Mon Sep 17 00:00:00 2001
From: Alexander Block <ablock84@googlemail.com>
Date: Tue, 5 Jun 2012 21:07:48 +0200
Subject: [PATCH] Btrfs: add btrfs_compare_trees function

This function is used to find the differences between
two trees. The tree compare skips whole subtrees if it
detects shared tree blocks and thus is pretty fast.

Signed-off-by: Alexander Block <ablock84@googlemail.com>
Reviewed-by: David Sterba <dave@jikos.cz>
Reviewed-by: Arne Jansen <sensille@gmx.net>
Reviewed-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Reviewed-by: Alex Lyakas <alex.bolshoy.btrfs@gmail.com>
---
Reading git-format-patch failed