static void save_screen(struct vc_data *vc)
{
	WARN_CONSOLE_UNLOCKED();

	if (vc->vc_sw->con_save_screen)
		vc->vc_sw->con_save_screen(vc);
}
static void save_screen(struct vc_data *vc)
{
	WARN_CONSOLE_UNLOCKED();

	if (vc->vc_sw->con_save_screen)
		vc->vc_sw->con_save_screen(vc);
}