484 	struct k_sigaction *ka = &t->sighand->action[0];  in flush_signal_handlers()  local
486 		if (force_default || ka->sa.sa_handler != SIG_IGN)  in flush_signal_handlers()
487 			ka->sa.sa_handler = SIG_DFL;  in flush_signal_handlers()
488 		ka->sa.sa_flags = 0;  in flush_signal_handlers()
490 		ka->sa.sa_restorer = NULL;  in flush_signal_handlers()
492 		sigemptyset(&ka->sa.sa_mask);  in flush_signal_handlers()
493 		ka++;  in flush_signal_handlers()
2251 		struct k_sigaction *ka;  in get_signal_to_deliver()  local
2274 		ka = &sighand->action[signr-1];  in get_signal_to_deliver()
2277 		trace_signal_deliver(signr, info, ka);  in get_signal_to_deliver()
2279 		if (ka->sa.sa_handler == SIG_IGN) /* Do nothing.  */  in get_signal_to_deliver()
2281 		if (ka->sa.sa_handler != SIG_DFL) {  in get_signal_to_deliver()
2283 			*return_ka = *ka;  in get_signal_to_deliver()
2285 			if (ka->sa.sa_flags & SA_ONESHOT)  in get_signal_to_deliver()
2286 				ka->sa.sa_handler = SIG_DFL;  in get_signal_to_deliver()
2390 void signal_delivered(int sig, siginfo_t *info, struct k_sigaction *ka,  in signal_delivered()  argument
2401 	sigorsets(&blocked, &current->blocked, &ka->sa.sa_mask);  in signal_delivered()
2402 	if (!(ka->sa.sa_flags & SA_NODEFER))  in signal_delivered()
2405 	tracehook_signal_handler(sig, info, ka, regs, stepping);  in signal_delivered()
2413 		signal_delivered(ksig->sig, &ksig->info, &ksig->ka,  in signal_setup_done()