Currently modular libvirt daemons are supported only by CentOS and RHEL. This makes sure the deployment fails in case the architecture is requested in distros which do not support it. Conflicts: spec/classes/nova_migration_libvirt_spec.rb Change-Id: I8eefc65e206bdb0532b6c5d08eee0d35d764a2b9 (cherry picked from commit0fe7de9b77) (cherry picked from commit861bef82b5)