---
upgrade:
  - |
    ExactCoreFilter, ExactDiskFilter and ExactRamFilter were deprecated for
    removal in the 16.0.0 Pike release and have now been removed.

    Baremetal scheduling will use the custom resource class defined for
    each baremetal node to make its selection. Refer to the ironic
    documentation for more details:

    https://docs.openstack.org/ironic/latest/install/configure-nova-flavors.html#scheduling-resource-classes