58 static void cpu_stop_init_done(struct cpu_stop_done *done, unsigned int nr_todo)  in cpu_stop_init_done()  argument
60 	memset(done, 0, sizeof(*done));  in cpu_stop_init_done()
61 	atomic_set(&done->nr_todo, nr_todo);  in cpu_stop_init_done()
62 	init_completion(&done->completion);  in cpu_stop_init_done()
66 static void cpu_stop_signal_done(struct cpu_stop_done *done, bool executed)  in cpu_stop_signal_done()  argument
68 	if (done) {  in cpu_stop_signal_done()
70 			done->executed = true;  in cpu_stop_signal_done()
71 		if (atomic_dec_and_test(&done->nr_todo))  in cpu_stop_signal_done()
72 			complete(&done->completion);  in cpu_stop_signal_done()
93 		cpu_stop_signal_done(work->done, false);  in cpu_stop_queue_work()
123 	struct cpu_stop_done done;  in stop_one_cpu()  local
124 	struct cpu_stop_work work = { .fn = fn, .arg = arg, .done = &done };  in stop_one_cpu()
126 	cpu_stop_init_done(&done, 1);  in stop_one_cpu()
128 	wait_for_completion(&done.completion);  in stop_one_cpu()
129 	return done.executed ? done.ret : -ENOENT;  in stop_one_cpu()
257 	struct cpu_stop_done done;  in stop_two_cpus()  local
272 		.done = &done  in stop_two_cpus()
275 	cpu_stop_init_done(&done, 2);  in stop_two_cpus()
287 	wait_for_completion(&done.completion);  in stop_two_cpus()
289 	return done.executed ? done.ret : -ENOENT;  in stop_two_cpus()
318 				 struct cpu_stop_done *done)  in queue_stop_cpus_work()  argument
333 		work->done = done;  in queue_stop_cpus_work()
342 	struct cpu_stop_done done;  in __stop_cpus()  local
344 	cpu_stop_init_done(&done, cpumask_weight(cpumask));  in __stop_cpus()
345 	queue_stop_cpus_work(cpumask, fn, arg, &done);  in __stop_cpus()
346 	wait_for_completion(&done.completion);  in __stop_cpus()
347 	return done.executed ? done.ret : -ENOENT;  in __stop_cpus()
450 		struct cpu_stop_done *done = work->done;  in cpu_stopper_thread()  local
458 			done->ret = ret;  in cpu_stopper_thread()
467 		cpu_stop_signal_done(done, true);  in cpu_stopper_thread()
608 	struct cpu_stop_done done;  in stop_machine_from_inactive_cpu()  local
621 	cpu_stop_init_done(&done, num_active_cpus());  in stop_machine_from_inactive_cpu()
623 			     &done);  in stop_machine_from_inactive_cpu()
627 	while (!completion_done(&done.completion))  in stop_machine_from_inactive_cpu()
631 	return ret ?: done.ret;  in stop_machine_from_inactive_cpu()