}

func validateNodeSelectorMutation(fldPath *field.Path, newNodeSelector, oldNodeSelector map[string]string) field.ErrorList {
	var allErrs field.ErrorList

	// Validate no existing node selectors were deleted or mutated.
	for k, v1 := range oldNodeSelector {
		if v2, ok := newNodeSelector[k]; !ok || v1 != v2 {