diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c
index 96048ee..673c88a 100644
--- a/virt/kvm/iommu.c
+++ b/virt/kvm/iommu.c
@@ -16,6 +16,8 @@
  *
  * Copyright (C) 2006-2008 Intel Corporation
  * Copyright IBM Corporation, 2008
+ * Copyright 2010 Red Hat, Inc. and/or its affiliates.
+ *
  * Author: Allen M. Kay <allen.m.kay@intel.com>
  * Author: Weidong Han <weidong.han@intel.com>
  * Author: Ben-Ami Yassour <benami@il.ibm.com>