--- upgrade: - | The ``enable_unsupported_driver`` option will need to be set to ``True`` in the driver's section in cinder.conf to continue to use the following three drivers. - Dell SC Series Storage Driver (iSCSI, FC) - Dell VNX Storage Driver (FC, iSCSI) - Dell XtremeIO Storage Driver (iSCSI, FC) deprecations: - | The following three drivers were marked unsupported. These drivers are deprecated and will be removed in a future release. - Dell SC Series Storage Driver (iSCSI, FC) - Dell VNX Storage Driver (FC, iSCSI) - Dell XtremeIO Storage Driver (iSCSI, FC)