187 static int acpi_processor_hotadd_init(struct acpi_processor *pr)  in acpi_processor_hotadd_init()  argument
193 	if (invalid_phys_cpuid(pr->phys_id))  in acpi_processor_hotadd_init()
196 	status = acpi_evaluate_integer(pr->handle, "_STA", NULL, &sta);  in acpi_processor_hotadd_init()
203 	ret = acpi_map_cpu(pr->handle, pr->phys_id, pr->acpi_id, &pr->id);  in acpi_processor_hotadd_init()
207 	ret = arch_register_cpu(pr->id);  in acpi_processor_hotadd_init()
209 		acpi_unmap_cpu(pr->id);  in acpi_processor_hotadd_init()
218 	pr_info("CPU%d has been hot-added\n", pr->id);  in acpi_processor_hotadd_init()
219 	pr->flags.need_hotplug_init = 1;  in acpi_processor_hotadd_init()
227 static inline int acpi_processor_hotadd_init(struct acpi_processor *pr)  in acpi_processor_hotadd_init()  argument
237 	struct acpi_processor *pr = acpi_driver_data(device);  in acpi_processor_get_info()  local
250 		pr->flags.bm_control = 1;  in acpi_processor_get_info()
257 		status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer);  in acpi_processor_get_info()
265 		pr->acpi_id = object.processor.proc_id;  in acpi_processor_get_info()
270 		status = acpi_evaluate_integer(pr->handle, METHOD_NAME__UID,  in acpi_processor_get_info()
279 		pr->acpi_id = value;  in acpi_processor_get_info()
282 	if (acpi_duplicate_processor_id(pr->acpi_id)) {  in acpi_processor_get_info()
283 		if (pr->acpi_id == 0xff)  in acpi_processor_get_info()
289 				pr->acpi_id);  in acpi_processor_get_info()
293 	pr->phys_id = acpi_get_phys_id(pr->handle, device_declaration,  in acpi_processor_get_info()
294 					pr->acpi_id);  in acpi_processor_get_info()
295 	if (invalid_phys_cpuid(pr->phys_id))  in acpi_processor_get_info()
298 	pr->id = acpi_map_cpuid(pr->phys_id, pr->acpi_id);  in acpi_processor_get_info()
305 		if (!acpi_has_cpu_in_madt() && invalid_logical_cpuid(pr->id) &&  in acpi_processor_get_info()
307 			pr->id = 0;  in acpi_processor_get_info()
313 		if (acpi_has_method(pr->handle, "_PCT"))  in acpi_processor_get_info()
325 	if (invalid_logical_cpuid(pr->id) || !cpu_present(pr->id)) {  in acpi_processor_get_info()
326 		int ret = acpi_processor_hotadd_init(pr);  in acpi_processor_get_info()
341 	sprintf(acpi_device_bid(device), "CPU%X", pr->id);  in acpi_processor_get_info()
342 	dev_dbg(&device->dev, "Processor [%d:%d]\n", pr->id, pr->acpi_id);  in acpi_processor_get_info()
350 		pr->throttling.address = object.processor.pblk_address;  in acpi_processor_get_info()
351 		pr->throttling.duty_offset = acpi_gbl_FADT.duty_offset;  in acpi_processor_get_info()
352 		pr->throttling.duty_width = acpi_gbl_FADT.duty_width;  in acpi_processor_get_info()
354 		pr->pblk = object.processor.pblk_address;  in acpi_processor_get_info()
362 	status = acpi_evaluate_integer(pr->handle, "_SUN", NULL, &value);  in acpi_processor_get_info()
364 		arch_fix_phys_package_id(pr->id, value);  in acpi_processor_get_info()
380 	struct acpi_processor *pr;  in acpi_processor_add()  local
384 	pr = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL);  in acpi_processor_add()
385 	if (!pr)  in acpi_processor_add()
388 	if (!zalloc_cpumask_var(&pr->throttling.shared_cpu_map, GFP_KERNEL)) {  in acpi_processor_add()
393 	pr->handle = device->handle;  in acpi_processor_add()
396 	device->driver_data = pr;  in acpi_processor_add()
402 	BUG_ON(pr->id >= nr_cpu_ids);  in acpi_processor_add()
409 	if (per_cpu(processor_device_array, pr->id) != NULL &&  in acpi_processor_add()
410 	    per_cpu(processor_device_array, pr->id) != device) {  in acpi_processor_add()
413 			pr->id);  in acpi_processor_add()
421 	per_cpu(processor_device_array, pr->id) = device;  in acpi_processor_add()
422 	per_cpu(processors, pr->id) = pr;  in acpi_processor_add()
424 	dev = get_cpu_device(pr->id);  in acpi_processor_add()
434 	pr->dev = dev;  in acpi_processor_add()
444 	free_cpumask_var(pr->throttling.shared_cpu_map);  in acpi_processor_add()
446 	per_cpu(processors, pr->id) = NULL;  in acpi_processor_add()
448 	kfree(pr);  in acpi_processor_add()
456 	struct acpi_processor *pr;  in acpi_processor_remove()  local
461 	pr = acpi_driver_data(device);  in acpi_processor_remove()
462 	if (pr->id >= nr_cpu_ids)  in acpi_processor_remove()
473 	device_release_driver(pr->dev);  in acpi_processor_remove()
474 	acpi_unbind_one(pr->dev);  in acpi_processor_remove()
477 	per_cpu(processor_device_array, pr->id) = NULL;  in acpi_processor_remove()
478 	per_cpu(processors, pr->id) = NULL;  in acpi_processor_remove()
484 	arch_unregister_cpu(pr->id);  in acpi_processor_remove()
485 	acpi_unmap_cpu(pr->id);  in acpi_processor_remove()
490 	try_offline_node(cpu_to_node(pr->id));  in acpi_processor_remove()
493 	free_cpumask_var(pr->throttling.shared_cpu_map);  in acpi_processor_remove()
494 	kfree(pr);  in acpi_processor_remove()