Method Notify

tensorflow/core/platform/default/notification.h:39–44

  }

  void Notify() {
    mutex_lock l(mu_);
    assert(!HasBeenNotified());
    notified_.store(true, std::memory_order_release);
    cv_.notify_all();
  }

  bool HasBeenNotified() const {
    return notified_.load(std::memory_order_acquire);