From 834328a8493079d15f30866ace42489463f52571 Mon Sep 17 00:00:00 2001
From: Jan Schmidt <list.btrfs@jan-o-sch.net>
Date: Tue, 23 Oct 2012 11:27:33 +0200
Subject: [PATCH] Btrfs: tree mod log's old roots could still be part of the
 tree

Tree mod log treated old root buffers as always empty buffers when starting
the rewind operations. However, the old root may still be part of the
current tree at a lower level, with still some valid entries.

Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
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Reading git-format-patch failed