54 	struct request_queue *q;  in blk_mq_hw_sysfs_show()  local
59 	q = hctx->queue;  in blk_mq_hw_sysfs_show()
64 	mutex_lock(&q->sysfs_lock);  in blk_mq_hw_sysfs_show()
66 	mutex_unlock(&q->sysfs_lock);  in blk_mq_hw_sysfs_show()
160 	struct request_queue *q = hctx->queue;  in blk_mq_register_hctx()  local
167 	ret = kobject_add(&hctx->kobj, q->mq_kobj, "%u", hctx->queue_num);  in blk_mq_register_hctx()
192 void blk_mq_sysfs_deinit(struct request_queue *q)  in blk_mq_sysfs_deinit()  argument
198 		ctx = per_cpu_ptr(q->queue_ctx, cpu);  in blk_mq_sysfs_deinit()
201 	kobject_put(q->mq_kobj);  in blk_mq_sysfs_deinit()
204 void blk_mq_sysfs_init(struct request_queue *q)  in blk_mq_sysfs_init()  argument
209 	kobject_init(q->mq_kobj, &blk_mq_ktype);  in blk_mq_sysfs_init()
212 		ctx = per_cpu_ptr(q->queue_ctx, cpu);  in blk_mq_sysfs_init()
214 		kobject_get(q->mq_kobj);  in blk_mq_sysfs_init()
221 	struct request_queue *q = disk->queue;  in blk_mq_sysfs_register()  local
226 	lockdep_assert_held(&q->sysfs_dir_lock);  in blk_mq_sysfs_register()
228 	ret = kobject_add(q->mq_kobj, &disk_to_dev(disk)->kobj, "mq");  in blk_mq_sysfs_register()
232 	kobject_uevent(q->mq_kobj, KOBJ_ADD);  in blk_mq_sysfs_register()
234 	queue_for_each_hw_ctx(q, hctx, i) {  in blk_mq_sysfs_register()
240 	q->mq_sysfs_init_done = true;  in blk_mq_sysfs_register()
246 	queue_for_each_hw_ctx(q, hctx, j) {  in blk_mq_sysfs_register()
251 	kobject_uevent(q->mq_kobj, KOBJ_REMOVE);  in blk_mq_sysfs_register()
252 	kobject_del(q->mq_kobj);  in blk_mq_sysfs_register()
258 	struct request_queue *q = disk->queue;  in blk_mq_sysfs_unregister()  local
262 	lockdep_assert_held(&q->sysfs_dir_lock);  in blk_mq_sysfs_unregister()
264 	queue_for_each_hw_ctx(q, hctx, i)  in blk_mq_sysfs_unregister()
267 	kobject_uevent(q->mq_kobj, KOBJ_REMOVE);  in blk_mq_sysfs_unregister()
268 	kobject_del(q->mq_kobj);  in blk_mq_sysfs_unregister()
270 	q->mq_sysfs_init_done = false;  in blk_mq_sysfs_unregister()
273 void blk_mq_sysfs_unregister_hctxs(struct request_queue *q)  in blk_mq_sysfs_unregister_hctxs()  argument
278 	mutex_lock(&q->sysfs_dir_lock);  in blk_mq_sysfs_unregister_hctxs()
279 	if (!q->mq_sysfs_init_done)  in blk_mq_sysfs_unregister_hctxs()
282 	queue_for_each_hw_ctx(q, hctx, i)  in blk_mq_sysfs_unregister_hctxs()
286 	mutex_unlock(&q->sysfs_dir_lock);  in blk_mq_sysfs_unregister_hctxs()
289 int blk_mq_sysfs_register_hctxs(struct request_queue *q)  in blk_mq_sysfs_register_hctxs()  argument
295 	mutex_lock(&q->sysfs_dir_lock);  in blk_mq_sysfs_register_hctxs()
296 	if (!q->mq_sysfs_init_done)  in blk_mq_sysfs_register_hctxs()
299 	queue_for_each_hw_ctx(q, hctx, i) {  in blk_mq_sysfs_register_hctxs()
306 	mutex_unlock(&q->sysfs_dir_lock);  in blk_mq_sysfs_register_hctxs()