// +optional
	Resources VolumeResourceRequirements `json:"resources,omitempty" protobuf:"bytes,2,opt,name=resources"`
	// volumeName is the binding reference to the PersistentVolume backing this claim.
	// +optional
	VolumeName string `json:"volumeName,omitempty" protobuf:"bytes,3,opt,name=volumeName"`
	// storageClassName is the name of the StorageClass required by the claim.

	if err := Convert_v1_VolumeResourceRequirements_To_core_VolumeResourceRequirements(&in.Resources, &out.Resources, s); err != nil {
		return err
	}
	out.VolumeName = in.VolumeName
	out.StorageClassName = (*string)(unsafe.Pointer(in.StorageClassName))
	out.VolumeMode = (*core.PersistentVolumeMode)(unsafe.Pointer(in.VolumeMode))

	oldPvcClone := oldPvc.DeepCopy()

	// PVController needs to update PVC.Spec w/ VolumeName.
	// Claims are immutable in order to enforce quota, range limits, etc. without gaming the system.
	if len(oldPvc.Spec.VolumeName) == 0 {
		// volumeName changes are allowed once.
		oldPvcClone.Spec.VolumeName = newPvcClone.Spec.VolumeName // +k8s:verify-mutation:reason=clone
	}

  // More info: https://kubernetes.io/docs/concepts/storage/persistent-volumes#resources
  // +optional
  optional ResourceRequirements resources = 2;

  // volumeName is the binding reference to the PersistentVolume backing this claim.
  // +optional
  optional string volumeName = 3;

  // storageClassName is the name of the StorageClass required by the claim.

	"volumeName":                "volumeName is the binding reference to the PersistentVolume backing this claim.",

	// status field of the claim.
	// +optional
	Resources VolumeResourceRequirements
	// VolumeName is the binding reference to the PersistentVolume backing this
	// claim. When set to non-empty value Selector is not evaluated
	// +optional
	VolumeName string
	// Name of the StorageClass required by the claim.
	// More info: https://kubernetes.io/docs/concepts/storage/persistent-volumes/#class-1

  // +optional
  optional VolumeResourceRequirements resources = 2;

  // volumeName is the binding reference to the PersistentVolume backing this claim.
  // +optional
  optional string volumeName = 3;

  // storageClassName is the name of the StorageClass required by the claim.

            "type": "string"
          },
          "volumeName": {
            "description": "volumeName is the binding reference to the PersistentVolume backing this claim.",
            "type": "string"
          }
        },
        "type": "object"
      },

            "default": "",
            "description": "system is the name of the storage system as configured in ScaleIO.",
            "type": "string"
          },
          "volumeName": {
            "description": "volumeName is the name of a volume already created in the ScaleIO system that is associated with this volume source.",
            "type": "string"
          }
        },
        "required": [