Comment 7 for bug 1875570

Reviewed: https://review.opendev.org/732400
Committed: https://git.openstack.org/cgit/openstack/cinder/commit/?id=193f3e97ce19bd8926bac23781e51d68de8ddcd4
Submitter: Zuul
Branch: stable/train

commit 193f3e97ce19bd8926bac23781e51d68de8ddcd4
Author: Sofia Enriquez <email address hidden>
Date: Fri May 8 20:24:48 2020 +0000

    Creating image-volume cache on NFS backend fails

    snapshot.id doesn't have `tmp-snap` in it as id
    is not passed as a option while creating snapshot
    object. This should be change to
    `snapshot.display_name` at same location
    Also includes regression and NITs from other
    patches
    (I33da9c65ef56b3e4967170e3a0fb25f12e067876)
    (Ia620043904f4f31a81bc8463fb36476a149f9808)
    (Id0b4981be5bf4e79aedcdad2258fc64aad8eeb72)

    Closes-Bug: #1875570
    Change-Id: I66da0212a61d778fe9795d382b3af5b225a8aa54
    (cherry picked from commit f68a64540f20967f933a3c9546837ddde23c20cd)