102 static int secondary_biglittle_prepare(unsigned int cpu)  in secondary_biglittle_prepare()  argument
104 	if (!cpu_vtable[cpu])  in secondary_biglittle_prepare()
105 		cpu_vtable[cpu] = kzalloc(sizeof(*cpu_vtable[cpu]), GFP_KERNEL);  in secondary_biglittle_prepare()
107 	return cpu_vtable[cpu] ? 0 : -ENOMEM;  in secondary_biglittle_prepare()
115 static int secondary_biglittle_prepare(unsigned int cpu)  in secondary_biglittle_prepare()  argument
125 int __cpu_up(unsigned int cpu, struct task_struct *idle)  in __cpu_up()  argument
132 	ret = secondary_biglittle_prepare(cpu);  in __cpu_up()
154 	ret = smp_ops.smp_boot_secondary(cpu, idle);  in __cpu_up()
163 		if (!cpu_online(cpu)) {  in __cpu_up()
164 			pr_crit("CPU%u: failed to come online\n", cpu);  in __cpu_up()
168 		pr_err("CPU%u: failed to boot: %d\n", cpu, ret);  in __cpu_up()
199 static int platform_cpu_kill(unsigned int cpu)  in platform_cpu_kill()  argument
202 		return smp_ops.cpu_kill(cpu);  in platform_cpu_kill()
206 static int platform_cpu_disable(unsigned int cpu)  in platform_cpu_disable()  argument
209 		return smp_ops.cpu_disable(cpu);  in platform_cpu_disable()
214 int platform_can_hotplug_cpu(unsigned int cpu)  in platform_can_hotplug_cpu()  argument
221 		return smp_ops.cpu_can_disable(cpu);  in platform_can_hotplug_cpu()
228 	return cpu != 0;  in platform_can_hotplug_cpu()
236 	unsigned int cpu = smp_processor_id();  in __cpu_disable()  local
239 	ret = platform_cpu_disable(cpu);  in __cpu_disable()
247 	set_cpu_online(cpu, false);  in __cpu_disable()
271 void __cpu_die(unsigned int cpu)  in __cpu_die()  argument
273 	if (!cpu_wait_death(cpu, 5)) {  in __cpu_die()
274 		pr_err("CPU%u: cpu didn't die\n", cpu);  in __cpu_die()
277 	pr_debug("CPU%u: shutdown\n", cpu);  in __cpu_die()
279 	clear_tasks_mm_cpumask(cpu);  in __cpu_die()
287 	if (!platform_cpu_kill(cpu))  in __cpu_die()
288 		pr_err("CPU%u: unable to kill\n", cpu);  in __cpu_die()
301 	unsigned int cpu = smp_processor_id();  in arch_cpu_idle_dead()  local
343 		smp_ops.cpu_die(cpu);  in arch_cpu_idle_dead()
346 		cpu);  in arch_cpu_idle_dead()
383 	unsigned int cpu;  in secondary_start_kernel()  local
400 	cpu = smp_processor_id();  in secondary_start_kernel()
403 	cpumask_set_cpu(cpu, mm_cpumask(mm));  in secondary_start_kernel()
410 	pr_debug("CPU%u: Booted secondary processor\n", cpu);  in secondary_start_kernel()
419 		smp_ops.smp_secondary_init(cpu);  in secondary_start_kernel()
421 	notify_cpu_starting(cpu);  in secondary_start_kernel()
425 	smp_store_cpu_info(cpu);  in secondary_start_kernel()
432 	set_cpu_online(cpu, true);  in secondary_start_kernel()
450 	int cpu;  in smp_cpus_done()  local
453 	for_each_online_cpu(cpu)  in smp_cpus_done()
454 		bogosum += per_cpu(cpu_data, cpu).loops_per_jiffy;  in smp_cpus_done()
528 	unsigned int cpu, i;  in show_ipi_list()  local
533 		for_each_online_cpu(cpu)  in show_ipi_list()
535 				   __get_irq_stat(cpu, ipi_irqs[i]));  in show_ipi_list()
541 u64 smp_irq_stat_cpu(unsigned int cpu)  in smp_irq_stat_cpu()  argument
547 		sum += __get_irq_stat(cpu, ipi_irqs[i]);  in smp_irq_stat_cpu()
562 void arch_send_call_function_single_ipi(int cpu)  in arch_send_call_function_single_ipi()  argument
564 	smp_cross_call(cpumask_of(cpu), IPI_CALL_FUNC);  in arch_send_call_function_single_ipi()
587 static void ipi_cpu_stop(unsigned int cpu)  in ipi_cpu_stop()  argument
591 		pr_crit("CPU%u: stopping\n", cpu);  in ipi_cpu_stop()
596 	set_cpu_online(cpu, false);  in ipi_cpu_stop()
609 int register_ipi_completion(struct completion *completion, int cpu)  in register_ipi_completion()  argument
611 	per_cpu(cpu_completion, cpu) = completion;  in register_ipi_completion()
615 static void ipi_complete(unsigned int cpu)  in ipi_complete()  argument
617 	complete(per_cpu(cpu_completion, cpu));  in ipi_complete()
630 	unsigned int cpu = smp_processor_id();  in handle_IPI()  local
635 		__inc_irq_stat(cpu, ipi_irqs[ipinr]);  in handle_IPI()
662 		ipi_cpu_stop(cpu);  in handle_IPI()
676 		ipi_complete(cpu);  in handle_IPI()
690 		        cpu, ipinr);  in handle_IPI()
699 void smp_send_reschedule(int cpu)  in smp_send_reschedule()  argument
701 	smp_cross_call(cpumask_of(cpu), IPI_RESCHEDULE);  in smp_send_reschedule()
758 	int cpu, first = cpumask_first(cpus);  in cpufreq_callback()  local
765 		for_each_cpu(cpu, cpus) {  in cpufreq_callback()
766 			per_cpu(l_p_j_ref, cpu) =  in cpufreq_callback()
767 				per_cpu(cpu_data, cpu).loops_per_jiffy;  in cpufreq_callback()
768 			per_cpu(l_p_j_ref_freq, cpu) = freq->old;  in cpufreq_callback()
785 		for_each_cpu(cpu, cpus)  in cpufreq_callback()
786 			per_cpu(cpu_data, cpu).loops_per_jiffy = lpj;  in cpufreq_callback()