In http://developer.openstack.org/api-ref-blockstorage-v2.html, delete volume
preconditions:
Preconditions
· Volume status must be available, in-use, error, or error_restoring.
I think we may change to following statements:
Preconditions
· Volume status must be creating,
Depending on what progress the backend has made during the create, this can
race witht the create such that you can end up:
a) No volume on the backend but a volume in cinder (this is ok)
b) With no volume on the backend but the volume manager putting the volume
in state available (delete flag
