Am 22.09.2015 um 15:28 hat Alberto Garcia geschrieben: > Passing an empty string allows opening an image but not its backing > file. This was already described in the API documentation, only the > implementation was missing. > > This is useful for creating snapshots using images opened with > blockdev-add, since they are not supposed to have a backing image > before the operation. > > Signed-off-by: Alberto Garcia <be...@igalia.com> > Reviewed-by: Max Reitz <mre...@redhat.com> > Reviewed-by: Eric Blake <ebl...@redhat.com>
Reviewed-by: Kevin Wolf <kw...@redhat.com>