docs: def _set_zfcp_multipath(self):
          """sles"""
          # modprobe DM multipath kernel module
          modprobe = 'modprobe dm_multipath'
          conf_file = '#blacklist {\n'
          conf_file += '#\tdevnode \\"*\\"\n'
          conf_file += '#}\n'
          conf_cmd = 'echo -e "%s" > /etc/multipath.conf' % conf_file
          restart = self._restart_multipath()
          return '\n'.join((modprobe,
                            conf_cmd,
                            restart))