cinder/releasenotes/notes/ceph-backup-no-flatten-36557727e9d73b2b.yaml

---
fixes:
  - |
    RBD driver `bug #1916843
    <https://bugs.launchpad.net/cinder/+bug/1916843>`_: Fixed
    rpc timeout when backing up RBD snapshot. We no longer flatten temporary
    volumes and snapshots.