def runtime(self, _from='0'):
        """Generate the set of instructions to install the runtime specific
        components from a build in a previous stage.
        """

        self.rt += comment('OFED')

        if self.__ospackages:
            self.rt += packages(ospackages=self.__ospackages)

        # Suppress warnings from libibverbs
        self.rt += shell(commands=['mkdir -p /etc/libibverbs.d'])

        self.rt += copy(_from=_from, dest=self.__prefix, src=self.__prefix)
        return str(self.rt)
Generate the set of instructions to install the runtime specific
        components from a build in a previous stage.
        
hpccm/building_blocks/multi_ofed.py