/* Shutdown everything and perform a clean system power_off.  */
void kernel_power_off(void)
/* Shutdown everything and perform a clean system power_off.  */
void kernel_power_off(void)
{
	kernel_shutdown_prepare(SYSTEM_POWER_OFF);
	if (pm_power_off_prepare)
		pm_power_off_prepare();
	disable_nonboot_cpus();
	sysdev_shutdown();
	printk(KERN_EMERG "Power down.\n");
	machine_power_off();
}