152 	struct unwind_work *work;  in process_unwind_deferred()  local
177 	list_for_each_entry_srcu(work, &callbacks, list,  in process_unwind_deferred()
179 		if (test_bit(work->bit, &bits)) {  in process_unwind_deferred()
180 			work->func(work, &trace, cookie);  in process_unwind_deferred()
182 				info->cache->unwind_completed |= BIT(work->bit);  in process_unwind_deferred()
201 	task_work_cancel(task, &info->work);  in unwind_deferred_task_exit()
229 int unwind_deferred_request(struct unwind_work *work, u64 *cookie)  in unwind_deferred_request()  argument
255 	bit = READ_ONCE(work->bit);  in unwind_deferred_request()
290 	ret = task_work_add(current, &info->work, twa_mode);  in unwind_deferred_request()
298 void unwind_deferred_cancel(struct unwind_work *work)  in unwind_deferred_cancel()  argument
303 	if (!work)  in unwind_deferred_cancel()
306 	bit = work->bit;  in unwind_deferred_cancel()
313 	list_del_rcu(&work->list);  in unwind_deferred_cancel()
316 	work->bit = -1;  in unwind_deferred_cancel()
332 int unwind_deferred_init(struct unwind_work *work, unwind_callback_t func)  in unwind_deferred_init()  argument
334 	memset(work, 0, sizeof(*work));  in unwind_deferred_init()
342 	work->bit = ffz(unwind_mask);  in unwind_deferred_init()
343 	__set_bit(work->bit, &unwind_mask);  in unwind_deferred_init()
345 	list_add_rcu(&work->list, &callbacks);  in unwind_deferred_init()
346 	work->func = func;  in unwind_deferred_init()
355 	init_task_work(&info->work, unwind_deferred_task_work);  in unwind_task_init()
364 	task_work_cancel(task, &info->work);  in unwind_task_free()