func IsRootDiskDevice(device map[string]string) bool {
	if device["type"] == "disk" && device["path"] == "/" && device["source"] == "" {
		return true
	}

	return false
}
func IsRootDiskDevice(device map[string]string) bool {
	if device["type"] == "disk" && device["path"] == "/" && device["source"] == "" {
		return true
	}

	return false
}
// IsRootDiskDevice returns true if the given device representation is
// configured as root disk for a container. It typically get passed a specific
// entry of api.Container.Devices.