From b0496686ba0da69cfd2433ef55fb2d1dc7465084 Mon Sep 17 00:00:00 2001
From: Liu Bo <bo.li.liu@oracle.com>
Date: Thu, 14 Mar 2013 14:57:45 +0000
Subject: [PATCH] Btrfs: cleanup unused arguments of btrfs_csum_data

Argument 'root' is no more used in btrfs_csum_data().

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
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Reading git-format-patch failed