From: Jan Schmidt <list.btrfs@jan-o-sch.net>
Date: Fri, 27 Apr 2012 16:41:45 +0000 (-0400)
Subject: Btrfs: fix repair code for RAID10
X-Git-Tag: v3.4-rc5~6^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3e74317ad773ba9df36db1fa32848cba41ac4d1a;p=pandora-kernel.git

Btrfs: fix repair code for RAID10

btrfs_map_block sets mirror_num, so that the repair code knows eventually
which device gave us the read error. For RAID10, mirror_num must be 1 or 2.
Before this fix mirror_num was incorrectly related to our stripe index.

Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

Reading git-diff-tree failed