},
          "csi": {
            "allOf": [
              {
                "$ref": "#/components/schemas/io.k8s.api.core.v1.CSIVolumeSource"
              }
            ],
            "description": "csi (Container Storage Interface) represents ephemeral storage that is handled by certain external CSI drivers (Beta feature)."
          },
          "downwardAPI": {

	out.Local = (*core.LocalVolumeSource)(unsafe.Pointer(in.Local))
	out.StorageOS = (*core.StorageOSPersistentVolumeSource)(unsafe.Pointer(in.StorageOS))
	out.CSI = (*core.CSIPersistentVolumeSource)(unsafe.Pointer(in.CSI))
	return nil
}

// Convert_v1_PersistentVolumeSource_To_core_PersistentVolumeSource is an autogenerated conversion function.

  by default. The CSI drivers can make use of the `secretRef` values passed in `NodeExpansion`
  request optionally sent by the CSI Client from this release onwards. ([#121303](https://github.com/kubernetes/kubernetes/pull/121303), [@humblec](https://github.com/humblec))

For the 1.9 release, SIG Storage made Kubernetes more pluggable and modular by introducing an alpha implementation of the Container Storage Interface (CSI). CSI will make installing new volume plugins as easy as deploying a pod, and enable third-party storage providers to develop their plugins without the need to add code to the core Kubernetes codebase.