smp_relase_cpus();
smp_release_cpus();
static void kexec_prepare_cpus(void){	/*	 * move the secondarys to us so that we can copy	 * the new kernel 0-0x100 safely	 *	 * do this if kexec in setup.c ?	 */	smp_relase_cpus();	if (ppc_md.cpu_irq_down)		ppc_md.cpu_irq_down();	local_irq_disable();}