code: func (svm *serviceVM) getShortContainerPath(mvd *hcsshim.MappedVirtualDisk) string {
  	if mvd.ContainerPath == "" {
  		return ""
  	}
  	avhd, ok := svm.attachedVHDs[mvd.HostPath]
  	if !ok {
  		return ""
  	}
  	return fmt.Sprintf("/tmp/d%d", avhd.attachCounter)
  }
docs: // getShortContainerPath looks up where a SCSI disk was actually mounted
  // in a service VM when we remapped a long path name to a short name.