2328 	int firsterr = 0;  in rcu_torture_init()  local
2351 		firsterr = -EINVAL;  in rcu_torture_init()
2407 	firsterr = torture_create_kthread(rcu_torture_writer, NULL,  in rcu_torture_init()
2409 	if (firsterr)  in rcu_torture_init()
2417 			firsterr = -ENOMEM;  in rcu_torture_init()
2422 		firsterr = torture_create_kthread(rcu_torture_fakewriter,  in rcu_torture_init()
2424 		if (firsterr)  in rcu_torture_init()
2431 		firsterr = -ENOMEM;  in rcu_torture_init()
2435 		firsterr = torture_create_kthread(rcu_torture_reader, (void *)i,  in rcu_torture_init()
2437 		if (firsterr)  in rcu_torture_init()
2441 		firsterr = torture_create_kthread(rcu_torture_stats, NULL,  in rcu_torture_init()
2443 		if (firsterr)  in rcu_torture_init()
2447 		firsterr = torture_shuffle_init(shuffle_interval * HZ);  in rcu_torture_init()
2448 		if (firsterr)  in rcu_torture_init()
2457 		firsterr = torture_stutter_init(stutter * HZ, t);  in rcu_torture_init()
2458 		if (firsterr)  in rcu_torture_init()
2465 		firsterr = torture_create_kthread(rcu_torture_fqs, NULL,  in rcu_torture_init()
2467 		if (firsterr)  in rcu_torture_init()
2478 		firsterr = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN, "RCU_TORTURE",  in rcu_torture_init()
2481 		if (firsterr < 0)  in rcu_torture_init()
2483 		rcutor_hp = firsterr;  in rcu_torture_init()
2486 	firsterr = torture_shutdown_init(shutdown_secs, rcu_torture_cleanup);  in rcu_torture_init()
2487 	if (firsterr)  in rcu_torture_init()
2489 	firsterr = torture_onoff_init(onoff_holdoff * HZ, onoff_interval,  in rcu_torture_init()
2491 	if (firsterr)  in rcu_torture_init()
2493 	firsterr = rcu_torture_stall_init();  in rcu_torture_init()
2494 	if (firsterr)  in rcu_torture_init()
2496 	firsterr = rcu_torture_fwd_prog_init();  in rcu_torture_init()
2497 	if (firsterr)  in rcu_torture_init()
2499 	firsterr = rcu_torture_barrier_init();  in rcu_torture_init()
2500 	if (firsterr)  in rcu_torture_init()
2510 	return firsterr;  in rcu_torture_init()