'Extend the volume.'

def extend_volume(self, connection_info, instance):

    LOG.debug('calling    os-brick    to    extend    FC    Volume', instance=instance)
    new_size = self.connector.extend_volume(connection_info['data'])
    LOG.debug('Extend    FC    Volume    %s;    new_size=%s', connection_info['data']['device_path'], new_size, instance=instance)
    return new_size
