From 2c2263c93f70c6abdce90ad96a854760532aa52f Mon Sep 17 00:00:00 2001
From: Heinz Mauelshagen <heinzm@redhat.com>
Date: Mon, 14 Oct 2013 17:14:45 +0200
Subject: [PATCH] dm cache: log error message if dm_kcopyd_copy() fails

A migration failure should be logged (albeit limited).

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
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Reading git-format-patch failed