File fix-xen-fullvirt-install.dif of Package cobbler

Index: cobbler-2.2.2/koan/xencreate.py
===================================================================
--- cobbler-2.2.2.orig/koan/xencreate.py
+++ cobbler-2.2.2/koan/xencreate.py
@@ -79,7 +79,7 @@ def start_install(name=None,
 
     if fullvirt:
         # FIXME: add error handling here to explain when it's not supported
-        guest = virtinst.FullVirtGuest(installer=virtinst.PXEInstaller())
+        guest = virtinst.FullVirtGuest(installer=virtinst.PXEInstaller(os_type='hvm'))
     else:
         guest = virtinst.ParaVirtGuest()