---
upgrade:
  - |
    The following deprecated options have been removed. Use the equivalent
    options in the ``[oslo_messaging_notifications]`` secion instead.

    - ``[DEFAULT] notification_driver``
    - ``[DEFAULT] notification_transport_url``
    - ``[DEFAULT] notification_topics``
    - ``[DEFAULT] routing_config``

  - |
    The deprecated ``[rpc_notifier2] topics`` option has been removed. Use
    the ``[oslo_messaging_notifications] topics`` option instead.