487 	int cpu;  member
496 	c_idle->idle = fork_idle(c_idle->cpu);  in do_fork_idle()
501 do_boot_cpu (int sapicid, int cpu)  in do_boot_cpu()  argument
506 		.cpu	= cpu,  in do_boot_cpu()
514  	c_idle.idle = get_idle_for_cpu(cpu);  in do_boot_cpu()
516 		init_idle(c_idle.idle, cpu);  in do_boot_cpu()
524 		panic("failed fork for CPU %d", cpu);  in do_boot_cpu()
526 	set_idle_for_cpu(cpu, c_idle.idle);  in do_boot_cpu()
531 	Dprintk("Sending wakeup vector %lu to AP 0x%x/0x%x.\n", ap_wakeup_vector, cpu, sapicid);  in do_boot_cpu()
533 	set_brendez_area(cpu);  in do_boot_cpu()
534 	platform_send_ipi(cpu, ap_wakeup_vector, IA64_IPI_DM_INT, 0);  in do_boot_cpu()
541 		if (cpu_isset(cpu, cpu_callin_map))  in do_boot_cpu()
547 	if (!cpu_isset(cpu, cpu_callin_map)) {  in do_boot_cpu()
548 		printk(KERN_ERR "Processor 0x%x/0x%x is stuck.\n", cpu, sapicid);  in do_boot_cpu()
549 		ia64_cpu_to_sapicid[cpu] = -1;  in do_boot_cpu()
550 		set_cpu_online(cpu, false);  /* was set in smp_callin() */  in do_boot_cpu()
572 	int sapicid, cpu, i;  in smp_build_cpu_map()  local
575 	for (cpu = 0; cpu < NR_CPUS; cpu++) {  in smp_build_cpu_map()
576 		ia64_cpu_to_sapicid[cpu] = -1;  in smp_build_cpu_map()
582 	for (cpu = 1, i = 0; i < smp_boot_data.cpu_count; i++) {  in smp_build_cpu_map()
586 		set_cpu_present(cpu, true);  in smp_build_cpu_map()
587 		set_cpu_possible(cpu, true);  in smp_build_cpu_map()
588 		ia64_cpu_to_sapicid[cpu] = sapicid;  in smp_build_cpu_map()
589 		cpu++;  in smp_build_cpu_map()
614 	current_thread_info()->cpu = 0;  in smp_prepare_cpus()
639 clear_cpu_sibling_map(int cpu)  in clear_cpu_sibling_map()  argument
643 	for_each_cpu_mask(i, per_cpu(cpu_sibling_map, cpu))  in clear_cpu_sibling_map()
644 		cpu_clear(cpu, per_cpu(cpu_sibling_map, i));  in clear_cpu_sibling_map()
645 	for_each_cpu_mask(i, cpu_core_map[cpu])  in clear_cpu_sibling_map()
646 		cpu_clear(cpu, cpu_core_map[i]);  in clear_cpu_sibling_map()
648 	per_cpu(cpu_sibling_map, cpu) = cpu_core_map[cpu] = CPU_MASK_NONE;  in clear_cpu_sibling_map()
652 remove_siblinginfo(int cpu)  in remove_siblinginfo()  argument
656 	if (cpu_data(cpu)->threads_per_core == 1 &&  in remove_siblinginfo()
657 	    cpu_data(cpu)->cores_per_socket == 1) {  in remove_siblinginfo()
658 		cpu_clear(cpu, cpu_core_map[cpu]);  in remove_siblinginfo()
659 		cpu_clear(cpu, per_cpu(cpu_sibling_map, cpu));  in remove_siblinginfo()
663 	last = (cpus_weight(cpu_core_map[cpu]) == 1 ? 1 : 0);  in remove_siblinginfo()
666 	clear_cpu_sibling_map(cpu);  in remove_siblinginfo()
671 int migrate_platform_irqs(unsigned int cpu)  in migrate_platform_irqs()  argument
681 	if (cpe_vector > 0 && is_cpu_cpei_target(cpu)) {  in migrate_platform_irqs()
682 		printk ("CPU (%d) is CPEI Target\n", cpu);  in migrate_platform_irqs()
704 			printk ("Unable to retarget CPEI, offline cpu [%d] failed\n", cpu);  in migrate_platform_irqs()
714 	int cpu = smp_processor_id();  in __cpu_disable()  local
719 	if (cpu == 0 && !bsp_remove_ok) {  in __cpu_disable()
725 		if (!sn_cpu_disable_allowed(cpu))  in __cpu_disable()
729 	set_cpu_online(cpu, false);  in __cpu_disable()
731 	if (migrate_platform_irqs(cpu)) {  in __cpu_disable()
732 		set_cpu_online(cpu, true);  in __cpu_disable()
736 	remove_siblinginfo(cpu);  in __cpu_disable()
739 	cpu_clear(cpu, cpu_callin_map);  in __cpu_disable()
743 void __cpu_die(unsigned int cpu)  in __cpu_die()  argument
749 		if (per_cpu(cpu_state, cpu) == CPU_DEAD)  in __cpu_die()
751 			printk ("CPU %d is now offline\n", cpu);  in __cpu_die()
756  	printk(KERN_ERR "CPU %u didn't die...\n", cpu);  in __cpu_die()
763 	int cpu;  in smp_cpus_done()  local
770 	for_each_online_cpu(cpu) {  in smp_cpus_done()
771 		bogosum += cpu_data(cpu)->loops_per_jiffy;  in smp_cpus_done()
779 set_cpu_sibling_map(int cpu)  in set_cpu_sibling_map()  argument
784 		if ((cpu_data(cpu)->socket_id == cpu_data(i)->socket_id)) {  in set_cpu_sibling_map()
785 			cpu_set(i, cpu_core_map[cpu]);  in set_cpu_sibling_map()
786 			cpu_set(cpu, cpu_core_map[i]);  in set_cpu_sibling_map()
787 			if (cpu_data(cpu)->core_id == cpu_data(i)->core_id) {  in set_cpu_sibling_map()
788 				cpu_set(i, per_cpu(cpu_sibling_map, cpu));  in set_cpu_sibling_map()
789 				cpu_set(cpu, per_cpu(cpu_sibling_map, i));  in set_cpu_sibling_map()
796 __cpu_up (unsigned int cpu)  in __cpu_up()  argument
801 	sapicid = ia64_cpu_to_sapicid[cpu];  in __cpu_up()
809 	if (cpu_isset(cpu, cpu_callin_map))  in __cpu_up()
812 	per_cpu(cpu_state, cpu) = CPU_UP_PREPARE;  in __cpu_up()
814 	ret = do_boot_cpu(sapicid, cpu);  in __cpu_up()
818 	if (cpu_data(cpu)->threads_per_core == 1 &&  in __cpu_up()
819 	    cpu_data(cpu)->cores_per_socket == 1) {  in __cpu_up()
820 		cpu_set(cpu, per_cpu(cpu_sibling_map, cpu));  in __cpu_up()
821 		cpu_set(cpu, cpu_core_map[cpu]);  in __cpu_up()
825 	set_cpu_sibling_map(cpu);  in __cpu_up()