167 static int acpi_processor_hotadd_init(struct acpi_processor *pr)  in acpi_processor_hotadd_init()  argument
173 	if (pr->phys_id == PHYS_CPUID_INVALID)  in acpi_processor_hotadd_init()
176 	status = acpi_evaluate_integer(pr->handle, "_STA", NULL, &sta);  in acpi_processor_hotadd_init()
183 	ret = acpi_map_cpu(pr->handle, pr->phys_id, &pr->id);  in acpi_processor_hotadd_init()
187 	ret = arch_register_cpu(pr->id);  in acpi_processor_hotadd_init()
189 		acpi_unmap_cpu(pr->id);  in acpi_processor_hotadd_init()
198 	pr_info("CPU%d has been hot-added\n", pr->id);  in acpi_processor_hotadd_init()
199 	pr->flags.need_hotplug_init = 1;  in acpi_processor_hotadd_init()
207 static inline int acpi_processor_hotadd_init(struct acpi_processor *pr)  in acpi_processor_hotadd_init()  argument
217 	struct acpi_processor *pr = acpi_driver_data(device);  in acpi_processor_get_info()  local
231 		pr->flags.bm_control = 1;  in acpi_processor_get_info()
240 		status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer);  in acpi_processor_get_info()
248 		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 	phys_id = acpi_get_phys_id(pr->handle, device_declaration, pr->acpi_id);  in acpi_processor_get_info()
268 		acpi_handle_debug(pr->handle, "failed to get CPU physical ID.\n");  in acpi_processor_get_info()
269 	pr->phys_id = phys_id;  in acpi_processor_get_info()
271 	cpu_index = acpi_map_cpuid(pr->phys_id, pr->acpi_id);  in acpi_processor_get_info()
281 	pr->id = cpu_index;  in acpi_processor_get_info()
288 	if (pr->id == -1) {  in acpi_processor_get_info()
289 		int ret = acpi_processor_hotadd_init(pr);  in acpi_processor_get_info()
303 	sprintf(acpi_device_bid(device), "CPU%X", pr->id);  in acpi_processor_get_info()
304 	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Processor [%d:%d]\n", pr->id,  in acpi_processor_get_info()
305 			  pr->acpi_id));  in acpi_processor_get_info()
313 		pr->throttling.address = object.processor.pblk_address;  in acpi_processor_get_info()
314 		pr->throttling.duty_offset = acpi_gbl_FADT.duty_offset;  in acpi_processor_get_info()
315 		pr->throttling.duty_width = acpi_gbl_FADT.duty_width;  in acpi_processor_get_info()
317 		pr->pblk = object.processor.pblk_address;  in acpi_processor_get_info()
326 		request_region(pr->throttling.address, 6, "ACPI CPU throttle");  in acpi_processor_get_info()
334 	status = acpi_evaluate_integer(pr->handle, "_SUN", NULL, &value);  in acpi_processor_get_info()
336 		arch_fix_phys_package_id(pr->id, value);  in acpi_processor_get_info()
352 	struct acpi_processor *pr;  in acpi_processor_add()  local
356 	pr = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL);  in acpi_processor_add()
357 	if (!pr)  in acpi_processor_add()
360 	if (!zalloc_cpumask_var(&pr->throttling.shared_cpu_map, GFP_KERNEL)) {  in acpi_processor_add()
365 	pr->handle = device->handle;  in acpi_processor_add()
368 	device->driver_data = pr;  in acpi_processor_add()
375 	if (pr->id >= setup_max_cpus && pr->id != 0)  in acpi_processor_add()
379 	BUG_ON(pr->id >= nr_cpu_ids);  in acpi_processor_add()
386 	if (per_cpu(processor_device_array, pr->id) != NULL &&  in acpi_processor_add()
387 	    per_cpu(processor_device_array, pr->id) != device) {  in acpi_processor_add()
390 			pr->id);  in acpi_processor_add()
398 	per_cpu(processor_device_array, pr->id) = device;  in acpi_processor_add()
399 	per_cpu(processors, pr->id) = pr;  in acpi_processor_add()
401 	dev = get_cpu_device(pr->id);  in acpi_processor_add()
411 	pr->dev = dev;  in acpi_processor_add()
421 	free_cpumask_var(pr->throttling.shared_cpu_map);  in acpi_processor_add()
423 	per_cpu(processors, pr->id) = NULL;  in acpi_processor_add()
425 	kfree(pr);  in acpi_processor_add()
436 	struct acpi_processor *pr;  in acpi_processor_remove()  local
441 	pr = acpi_driver_data(device);  in acpi_processor_remove()
442 	if (pr->id >= nr_cpu_ids)  in acpi_processor_remove()
453 	device_release_driver(pr->dev);  in acpi_processor_remove()
454 	acpi_unbind_one(pr->dev);  in acpi_processor_remove()
457 	per_cpu(processor_device_array, pr->id) = NULL;  in acpi_processor_remove()
458 	per_cpu(processors, pr->id) = NULL;  in acpi_processor_remove()
464 	arch_unregister_cpu(pr->id);  in acpi_processor_remove()
465 	acpi_unmap_cpu(pr->id);  in acpi_processor_remove()
470 	try_offline_node(cpu_to_node(pr->id));  in acpi_processor_remove()
473 	free_cpumask_var(pr->throttling.shared_cpu_map);  in acpi_processor_remove()
474 	kfree(pr);  in acpi_processor_remove()