preempt_disable(); 
void native_idle(void){	while (1) {		ppc64_runlatch_off();		if (!need_resched())			power4_idle();		if (need_resched()) {			ppc64_runlatch_on();			schedule();		}		if (cpu_is_offline(smp_processor_id()) &&		    system_state == SYSTEM_RUNNING)			cpu_die();	}}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/5bfb5d690f36d316a5f3b4f7775fda996faa6b12/idle.c/clean/arch/ppc64/kernel/idle.c