pvc, err := ec.pvcLister.PersistentVolumeClaims(pod.Namespace).Get(pvcName)
	if err != nil && !errors.IsNotFound(err) {
		return err
	}
	if pvc != nil {
		if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
			return err
		}
		// Already created, nothing more to do.
		logger.V(5).Info("Ephemeral: PVC already created", "volumeName", vol.Name, "PVC", klog.KObj(pvc))
		return nil
	}

		if err != nil {
			return nil, fmt.Errorf(
				"error processing PVC %q/%q: %v",
				pod.Namespace,
				claimName,
				err)
		}
		if isEphemeral {
			if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
				return nil, err
			}
		}

		pvName, pvcUID := pvc.Spec.VolumeName, pvc.UID

		}

		if pvc.DeletionTimestamp != nil {
			return hasPVC, fmt.Errorf("persistentvolumeclaim %q is being deleted", pvc.Name)
		}

		if isEphemeral {
			if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
				return hasPVC, err
			}
		}
	}
	return hasPVC, nil
}

// PreFilter invoked at the prefilter extension point to check if pod has all

			if volume.PersistentVolumeClaim != nil && volume.PersistentVolumeClaim.ClaimName == pvc.Name ||
				!podIsShutDown(pod) && volume.Ephemeral != nil && ephemeral.VolumeClaimName(pod, &volume) == pvc.Name && ephemeral.VolumeIsForPod(pod, pvc) == nil {
				logger.V(2).Info("Pod uses PVC", "pod", klog.KObj(pod), "PVC", klog.KObj(pvc))
				return true
			}
		}
	}
	return false
}

			continue
		}

		// The PVC for an ephemeral volume must be owned by the pod.
		if isEphemeral {
			if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
				return err
			}
		}

		driverName, volumeHandle := pl.getCSIDriverInfo(logger, csiNode, pvc)
		if driverName == "" || volumeHandle == "" {

			continue
		}

		// The PVC for an ephemeral volume must be owned by the pod.
		if isEphemeral {
			if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
				return err
			}
		}

		pvName := pvc.Spec.VolumeName
		if pvName == "" {
			// PVC is not bound. It was either deleted and created again or

		if err != nil {
			return nil, nil, "", fmt.Errorf(
				"error processing PVC %s/%s: %v",
				pod.Namespace,
				pvcSource.ClaimName,
				err)
		}
		if isEphemeral {
			if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
				return nil, nil, "", err
			}
		}
		pvName, pvcUID := pvc.Spec.VolumeName, pvc.UID

		return true, nil, nil
	}

	bound, pvc, err = b.isPVCBound(logger, pod.Namespace, pvcName)
	// ... the PVC must be owned by the pod.
	if isEphemeral && err == nil && pvc != nil {
		if err := ephemeral.VolumeIsForPod(pod, pvc); err != nil {
			return false, nil, err
		}
	}
	return
}

func (b *volumeBinder) isPVCBound(logger klog.Logger, namespace, pvcName string) (bool, *v1.PersistentVolumeClaim, error) {