func (tc *Controller) PodUpdated(oldPod *v1.Pod, newPod *v1.Pod) {
	podName := ""
	podNamespace := ""
	nodeName := ""
	oldTolerations := []v1.Toleration{}
	if oldPod != nil {
		podName = oldPod.Name
		podNamespace = oldPod.Namespace
		nodeName = oldPod.Spec.NodeName
		oldTolerations = oldPod.Spec.Tolerations
	}
	newTolerations := []v1.Toleration{}
	if newPod != nil {
		podName = newPod.Name

}

// validateOnlyAddedTolerations validates updated pod tolerations.
func validateOnlyAddedTolerations(newTolerations []core.Toleration, oldTolerations []core.Toleration, fldPath *field.Path) field.ErrorList {
	allErrs := field.ErrorList{}
	for _, old := range oldTolerations {
		found := false
		oldTolerationClone := old.DeepCopy()
		for _, newToleration := range newTolerations {