code: func (m *manager) needsUpdate(uid types.UID, status versionedPodStatus) bool {
  	latest, ok := m.apiStatusVersions[kubetypes.MirrorPodUID(uid)]
  	if !ok || latest < status.version {
  		return true
  	}
  	pod, ok := m.podManager.GetPodByUID(uid)
  	if !ok {
  		return false
  	}
  	return m.canBeDeleted(pod, status.status)
  }
docs: // needsUpdate returns whether the status is stale for the given pod UID.
  // This method is not thread safe, and must only be accessed by the sync thread.