PowerMax driver - Promotion RDF Group number bug

[Helen Walsh]

The remote array SID should be used in place of the local array when finding the RDF group number
when performing retype during failover.

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/cinder 18.0.0.0rc1 release candidate.

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/cinder/+/783308
Committed: https://opendev.org/openstack/cinder/commit/366d107a93a9f752e4074bd6d2d4e860a5ae6c29
Submitter: "Zuul (22348)"
Branch: stable/victoria

commit 366d107a93a9f752e4074bd6d2d4e860a5ae6c29
Author: odonos12 <email address hidden>
Date: Mon Sep 14 15:30:37 2020 +0100

    PowerMax Driver - Promotion RDF Group number fix

    Use remote array SID when finding rdf group number
    when performing retype during failover. The remote
    array may potentially be unavailable at this point.

    Closes-Bug: #1908922
    Change-Id: Ie5645e4664b794cfea6babcaa5b483c059b21985
    (cherry picked from commit f0652209f4bb54e93206ff01bbc0b3ce281ec36c)

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/cinder 17.2.0 release.