Comment 2 for bug 1926286

Reviewed: https://review.opendev.org/c/openstack/cinder/+/788253
Committed: https://opendev.org/openstack/cinder/commit/eaafd81e9a121830ce430123a1651b33e7cfff41
Submitter: "Zuul (22348)"
Branch: master

commit eaafd81e9a121830ce430123a1651b33e7cfff41
Author: venkatakrishnathumu <email address hidden>
Date: Tue Apr 27 11:34:16 2021 +0000

    [SVF] Fix issue to get volume relationship details

    [Spectrum Virtualize Family] Fix the issue while fetching
    relationship details of a volume with replication enabled.

    During some bulk cinder operations such as volume create,
    retype and clone for a volume with replication enabled,
    replication properties to metadata are not being updated
    properly due to an error response from the storage backend
    while trying to fetch volume-relationship details. Users will
    feel that the operation is successful but have no idea that
    volume metadata is partially updated or not updated correctly.
    So, given a fix by applying a retry mechanism to get
    volume-relationship details and raising an exception if that
    backend call still gives an error response.

    Closes-Bug: #1926286

    Change-Id: Iaa03e417727e97011e421e1f45ac2ac5b8e6af6a