171 static int acpi_processor_hotadd_init(struct acpi_processor *pr)  in acpi_processor_hotadd_init()  argument
177 	if (invalid_phys_cpuid(pr->phys_id))  in acpi_processor_hotadd_init()
180 	status = acpi_evaluate_integer(pr->handle, "_STA", NULL, &sta);  in acpi_processor_hotadd_init()
187 	ret = acpi_map_cpu(pr->handle, pr->phys_id, pr->acpi_id, &pr->id);  in acpi_processor_hotadd_init()
191 	ret = arch_register_cpu(pr->id);  in acpi_processor_hotadd_init()
193 		acpi_unmap_cpu(pr->id);  in acpi_processor_hotadd_init()
202 	pr_info("CPU%d has been hot-added\n", pr->id);  in acpi_processor_hotadd_init()
203 	pr->flags.need_hotplug_init = 1;  in acpi_processor_hotadd_init()
211 static inline int acpi_processor_hotadd_init(struct acpi_processor *pr)  in acpi_processor_hotadd_init()  argument
221 	struct acpi_processor *pr = acpi_driver_data(device);  in acpi_processor_get_info()  local
234 		pr->flags.bm_control = 1;  in acpi_processor_get_info()
241 		status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer);  in acpi_processor_get_info()
249 		pr->acpi_id = object.processor.proc_id;  in acpi_processor_get_info()
254 		status = acpi_evaluate_integer(pr->handle, METHOD_NAME__UID,  in acpi_processor_get_info()
263 		pr->acpi_id = value;  in acpi_processor_get_info()
266 	if (acpi_duplicate_processor_id(pr->acpi_id)) {  in acpi_processor_get_info()
267 		if (pr->acpi_id == 0xff)  in acpi_processor_get_info()
273 				pr->acpi_id);  in acpi_processor_get_info()
277 	pr->phys_id = acpi_get_phys_id(pr->handle, device_declaration,  in acpi_processor_get_info()
278 					pr->acpi_id);  in acpi_processor_get_info()
279 	if (invalid_phys_cpuid(pr->phys_id))  in acpi_processor_get_info()
282 	pr->id = acpi_map_cpuid(pr->phys_id, pr->acpi_id);  in acpi_processor_get_info()
289 		if (invalid_logical_cpuid(pr->id) && (num_online_cpus() == 1))  in acpi_processor_get_info()
290 			pr->id = 0;  in acpi_processor_get_info()
301 	if (invalid_logical_cpuid(pr->id) || !cpu_present(pr->id)) {  in acpi_processor_get_info()
302 		int ret = acpi_processor_hotadd_init(pr);  in acpi_processor_get_info()
317 	sprintf(acpi_device_bid(device), "CPU%X", pr->id);  in acpi_processor_get_info()
318 	dev_dbg(&device->dev, "Processor [%d:%d]\n", pr->id, pr->acpi_id);  in acpi_processor_get_info()
326 		pr->throttling.address = object.processor.pblk_address;  in acpi_processor_get_info()
327 		pr->throttling.duty_offset = acpi_gbl_FADT.duty_offset;  in acpi_processor_get_info()
328 		pr->throttling.duty_width = acpi_gbl_FADT.duty_width;  in acpi_processor_get_info()
330 		pr->pblk = object.processor.pblk_address;  in acpi_processor_get_info()
338 	status = acpi_evaluate_integer(pr->handle, "_SUN", NULL, &value);  in acpi_processor_get_info()
340 		arch_fix_phys_package_id(pr->id, value);  in acpi_processor_get_info()
356 	struct acpi_processor *pr;  in acpi_processor_add()  local
360 	pr = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL);  in acpi_processor_add()
361 	if (!pr)  in acpi_processor_add()
364 	if (!zalloc_cpumask_var(&pr->throttling.shared_cpu_map, GFP_KERNEL)) {  in acpi_processor_add()
369 	pr->handle = device->handle;  in acpi_processor_add()
372 	device->driver_data = pr;  in acpi_processor_add()
378 	BUG_ON(pr->id >= nr_cpu_ids);  in acpi_processor_add()
385 	if (per_cpu(processor_device_array, pr->id) != NULL &&  in acpi_processor_add()
386 	    per_cpu(processor_device_array, pr->id) != device) {  in acpi_processor_add()
389 			pr->id);  in acpi_processor_add()
397 	per_cpu(processor_device_array, pr->id) = device;  in acpi_processor_add()
398 	per_cpu(processors, pr->id) = pr;  in acpi_processor_add()
400 	dev = get_cpu_device(pr->id);  in acpi_processor_add()
410 	pr->dev = dev;  in acpi_processor_add()
420 	free_cpumask_var(pr->throttling.shared_cpu_map);  in acpi_processor_add()
422 	per_cpu(processors, pr->id) = NULL;  in acpi_processor_add()
424 	kfree(pr);  in acpi_processor_add()
432 	struct acpi_processor *pr;  in acpi_processor_remove()  local
437 	pr = acpi_driver_data(device);  in acpi_processor_remove()
438 	if (pr->id >= nr_cpu_ids)  in acpi_processor_remove()
449 	device_release_driver(pr->dev);  in acpi_processor_remove()
450 	acpi_unbind_one(pr->dev);  in acpi_processor_remove()
453 	per_cpu(processor_device_array, pr->id) = NULL;  in acpi_processor_remove()
454 	per_cpu(processors, pr->id) = NULL;  in acpi_processor_remove()
460 	arch_unregister_cpu(pr->id);  in acpi_processor_remove()
461 	acpi_unmap_cpu(pr->id);  in acpi_processor_remove()
466 	try_offline_node(cpu_to_node(pr->id));  in acpi_processor_remove()
469 	free_cpumask_var(pr->throttling.shared_cpu_map);  in acpi_processor_remove()
470 	kfree(pr);  in acpi_processor_remove()