70 static void cpu_stop_init_done(struct cpu_stop_done *done, unsigned int nr_todo)  in cpu_stop_init_done()  argument
72 	memset(done, 0, sizeof(*done));  in cpu_stop_init_done()
73 	atomic_set(&done->nr_todo, nr_todo);  in cpu_stop_init_done()
74 	init_completion(&done->completion);  in cpu_stop_init_done()
77 /* signal completion unless @done is NULL */
78 static void cpu_stop_signal_done(struct cpu_stop_done *done)  in cpu_stop_signal_done()  argument
80 	if (atomic_dec_and_test(&done->nr_todo))  in cpu_stop_signal_done()
81 		complete(&done->completion);  in cpu_stop_signal_done()
105 	else if (work->done)  in cpu_stop_queue_work()
106 		cpu_stop_signal_done(work->done);  in cpu_stop_queue_work()
141 	struct cpu_stop_done done;  in stop_one_cpu()  local
142 	struct cpu_stop_work work = { .fn = fn, .arg = arg, .done = &done, .caller = _RET_IP_ };  in stop_one_cpu()
144 	cpu_stop_init_done(&done, 1);  in stop_one_cpu()
152 	wait_for_completion(&done.completion);  in stop_one_cpu()
153 	return done.ret;  in stop_one_cpu()
336 	struct cpu_stop_done done;  in stop_two_cpus()  local
350 		.done = &done,  in stop_two_cpus()
354 	cpu_stop_init_done(&done, 2);  in stop_two_cpus()
362 	wait_for_completion(&done.completion);  in stop_two_cpus()
363 	return done.ret;  in stop_two_cpus()
393 				 struct cpu_stop_done *done)  in queue_stop_cpus_work()  argument
411 		work->done = done;  in queue_stop_cpus_work()
426 	struct cpu_stop_done done;  in __stop_cpus()  local
428 	cpu_stop_init_done(&done, cpumask_weight(cpumask));  in __stop_cpus()
429 	if (!queue_stop_cpus_work(cpumask, fn, arg, &done))  in __stop_cpus()
431 	wait_for_completion(&done.completion);  in __stop_cpus()
432 	return done.ret;  in __stop_cpus()
504 		struct cpu_stop_done *done = work->done;  in cpu_stopper_thread()  local
512 		if (done) {  in cpu_stopper_thread()
514 				done->ret = ret;  in cpu_stopper_thread()
515 			cpu_stop_signal_done(done);  in cpu_stopper_thread()
682 	struct cpu_stop_done done;  in stop_machine_from_inactive_cpu()  local
695 	cpu_stop_init_done(&done, num_active_cpus());  in stop_machine_from_inactive_cpu()
697 			     &done);  in stop_machine_from_inactive_cpu()
701 	while (!completion_done(&done.completion))  in stop_machine_from_inactive_cpu()
705 	return ret ?: done.ret;  in stop_machine_from_inactive_cpu()