node.ObjectMeta.Labels[v1.LabelTopologyRegion] = zone.Region
			}
		}
	}

	kl.setNodeStatus(ctx, node)

	return node, nil
}

// fastNodeStatusUpdate is a "lightweight" version of syncNodeStatus which doesn't hit the
// apiserver except for the final run, to be called by fastStatusUpdateOnce in each loop.

	wait.Until(func() {
		// fastNodeStatusUpdate returns true when it succeeds or when the grace period has expired
		// (status was not updated within nodeReadyGracePeriod and the second argument below gets true),
		// then we close the channel and abort the loop.
		if kl.fastNodeStatusUpdate(ctx, kl.clock.Since(start) >= nodeReadyGracePeriod) {
			close(stopCh)
		}