462 do_boot_cpu (int sapicid, int cpu, struct task_struct *idle)  in do_boot_cpu()  argument
467 	Dprintk("Sending wakeup vector %lu to AP 0x%x/0x%x.\n", ap_wakeup_vector, cpu, sapicid);  in do_boot_cpu()
469 	set_brendez_area(cpu);  in do_boot_cpu()
470 	platform_send_ipi(cpu, ap_wakeup_vector, IA64_IPI_DM_INT, 0);  in do_boot_cpu()
477 		if (cpumask_test_cpu(cpu, &cpu_callin_map))  in do_boot_cpu()
484 	if (!cpumask_test_cpu(cpu, &cpu_callin_map)) {  in do_boot_cpu()
485 		printk(KERN_ERR "Processor 0x%x/0x%x is stuck.\n", cpu, sapicid);  in do_boot_cpu()
486 		ia64_cpu_to_sapicid[cpu] = -1;  in do_boot_cpu()
487 		set_cpu_online(cpu, false);  /* was set in smp_callin() */  in do_boot_cpu()
509 	int sapicid, cpu, i;  in smp_build_cpu_map()  local
512 	for (cpu = 0; cpu < NR_CPUS; cpu++) {  in smp_build_cpu_map()
513 		ia64_cpu_to_sapicid[cpu] = -1;  in smp_build_cpu_map()
519 	for (cpu = 1, i = 0; i < smp_boot_data.cpu_count; i++) {  in smp_build_cpu_map()
523 		set_cpu_present(cpu, true);  in smp_build_cpu_map()
524 		set_cpu_possible(cpu, true);  in smp_build_cpu_map()
525 		ia64_cpu_to_sapicid[cpu] = sapicid;  in smp_build_cpu_map()
526 		cpu++;  in smp_build_cpu_map()
551 	current_thread_info()->cpu = 0;  in smp_prepare_cpus()
575 clear_cpu_sibling_map(int cpu)  in clear_cpu_sibling_map()  argument
579 	for_each_cpu(i, &per_cpu(cpu_sibling_map, cpu))  in clear_cpu_sibling_map()
580 		cpumask_clear_cpu(cpu, &per_cpu(cpu_sibling_map, i));  in clear_cpu_sibling_map()
581 	for_each_cpu(i, &cpu_core_map[cpu])  in clear_cpu_sibling_map()
582 		cpumask_clear_cpu(cpu, &cpu_core_map[i]);  in clear_cpu_sibling_map()
584 	per_cpu(cpu_sibling_map, cpu) = cpu_core_map[cpu] = CPU_MASK_NONE;  in clear_cpu_sibling_map()
588 remove_siblinginfo(int cpu)  in remove_siblinginfo()  argument
592 	if (cpu_data(cpu)->threads_per_core == 1 &&  in remove_siblinginfo()
593 	    cpu_data(cpu)->cores_per_socket == 1) {  in remove_siblinginfo()
594 		cpumask_clear_cpu(cpu, &cpu_core_map[cpu]);  in remove_siblinginfo()
595 		cpumask_clear_cpu(cpu, &per_cpu(cpu_sibling_map, cpu));  in remove_siblinginfo()
599 	last = (cpumask_weight(&cpu_core_map[cpu]) == 1 ? 1 : 0);  in remove_siblinginfo()
602 	clear_cpu_sibling_map(cpu);  in remove_siblinginfo()
607 int migrate_platform_irqs(unsigned int cpu)  in migrate_platform_irqs()  argument
617 	if (cpe_vector > 0 && is_cpu_cpei_target(cpu)) {  in migrate_platform_irqs()
618 		printk ("CPU (%d) is CPEI Target\n", cpu);  in migrate_platform_irqs()
640 			printk ("Unable to retarget CPEI, offline cpu [%d] failed\n", cpu);  in migrate_platform_irqs()
650 	int cpu = smp_processor_id();  in __cpu_disable()  local
655 	if (cpu == 0 && !bsp_remove_ok) {  in __cpu_disable()
661 		if (!sn_cpu_disable_allowed(cpu))  in __cpu_disable()
665 	set_cpu_online(cpu, false);  in __cpu_disable()
667 	if (migrate_platform_irqs(cpu)) {  in __cpu_disable()
668 		set_cpu_online(cpu, true);  in __cpu_disable()
672 	remove_siblinginfo(cpu);  in __cpu_disable()
675 	cpumask_clear_cpu(cpu, &cpu_callin_map);  in __cpu_disable()
679 void __cpu_die(unsigned int cpu)  in __cpu_die()  argument
685 		if (per_cpu(cpu_state, cpu) == CPU_DEAD)  in __cpu_die()
687 			printk ("CPU %d is now offline\n", cpu);  in __cpu_die()
692  	printk(KERN_ERR "CPU %u didn't die...\n", cpu);  in __cpu_die()
699 	int cpu;  in smp_cpus_done()  local
706 	for_each_online_cpu(cpu) {  in smp_cpus_done()
707 		bogosum += cpu_data(cpu)->loops_per_jiffy;  in smp_cpus_done()
714 static inline void set_cpu_sibling_map(int cpu)  in set_cpu_sibling_map()  argument
719 		if ((cpu_data(cpu)->socket_id == cpu_data(i)->socket_id)) {  in set_cpu_sibling_map()
720 			cpumask_set_cpu(i, &cpu_core_map[cpu]);  in set_cpu_sibling_map()
721 			cpumask_set_cpu(cpu, &cpu_core_map[i]);  in set_cpu_sibling_map()
722 			if (cpu_data(cpu)->core_id == cpu_data(i)->core_id) {  in set_cpu_sibling_map()
724 						&per_cpu(cpu_sibling_map, cpu));  in set_cpu_sibling_map()
725 				cpumask_set_cpu(cpu,  in set_cpu_sibling_map()
733 __cpu_up(unsigned int cpu, struct task_struct *tidle)  in __cpu_up()  argument
738 	sapicid = ia64_cpu_to_sapicid[cpu];  in __cpu_up()
746 	if (cpumask_test_cpu(cpu, &cpu_callin_map))  in __cpu_up()
749 	per_cpu(cpu_state, cpu) = CPU_UP_PREPARE;  in __cpu_up()
751 	ret = do_boot_cpu(sapicid, cpu, tidle);  in __cpu_up()
755 	if (cpu_data(cpu)->threads_per_core == 1 &&  in __cpu_up()
756 	    cpu_data(cpu)->cores_per_socket == 1) {  in __cpu_up()
757 		cpumask_set_cpu(cpu, &per_cpu(cpu_sibling_map, cpu));  in __cpu_up()
758 		cpumask_set_cpu(cpu, &cpu_core_map[cpu]);  in __cpu_up()
762 	set_cpu_sibling_map(cpu);  in __cpu_up()