634 	int signr;  in dequeue_signal()  local
639 	signr = __dequeue_signal(&tsk->pending, mask, info, &resched_timer);  in dequeue_signal()
640 	if (!signr) {  in dequeue_signal()
641 		signr = __dequeue_signal(&tsk->signal->shared_pending,  in dequeue_signal()
657 		if (unlikely(signr == SIGALRM)) {  in dequeue_signal()
671 	if (!signr)  in dequeue_signal()
674 	if (unlikely(sig_kernel_stop(signr))) {  in dequeue_signal()
705 	return signr;  in dequeue_signal()
1251 static void print_fatal_signal(int signr)  in print_fatal_signal()  argument
1254 	pr_info("potentially unexpected fatal signal %d.\n", signr);  in print_fatal_signal()
2366 static void ptrace_do_notify(int signr, int exit_code, int why)  in ptrace_do_notify()  argument
2371 	info.si_signo = signr;  in ptrace_do_notify()
2413 static bool do_signal_stop(int signr)  in do_signal_stop()  argument
2423 		WARN_ON_ONCE(signr & ~JOBCTL_STOP_SIGMASK);  in do_signal_stop()
2448 			sig->group_exit_code = signr;  in do_signal_stop()
2452 		if (task_set_jobctl_pending(current, signr | gstop))  in do_signal_stop()
2463 			    task_set_jobctl_pending(t, signr | gstop)) {  in do_signal_stop()
2534 	int signr = current->jobctl & JOBCTL_STOP_SIGMASK;  in do_jobctl_trap()  local
2539 			signr = SIGTRAP;  in do_jobctl_trap()
2540 		WARN_ON_ONCE(!signr);  in do_jobctl_trap()
2541 		ptrace_do_notify(signr, signr | (PTRACE_EVENT_STOP << 8),  in do_jobctl_trap()
2544 		WARN_ON_ONCE(!signr);  in do_jobctl_trap()
2545 		ptrace_stop(signr, CLD_STOPPED, 0, NULL);  in do_jobctl_trap()
2587 static int ptrace_signal(int signr, kernel_siginfo_t *info)  in ptrace_signal()  argument
2599 	ptrace_stop(signr, CLD_TRAPPED, 0, info);  in ptrace_signal()
2602 	signr = current->exit_code;  in ptrace_signal()
2603 	if (signr == 0)  in ptrace_signal()
2604 		return signr;  in ptrace_signal()
2614 	if (signr != info->si_signo) {  in ptrace_signal()
2616 		info->si_signo = signr;  in ptrace_signal()
2627 	if (sigismember(&current->blocked, signr)) {  in ptrace_signal()
2628 		send_signal(signr, info, current, PIDTYPE_PID);  in ptrace_signal()
2629 		signr = 0;  in ptrace_signal()
2632 	return signr;  in ptrace_signal()
2661 	int signr;  in get_signal()  local
2732 			ksig->info.si_signo = signr = SIGKILL;  in get_signal()
2771 		signr = dequeue_synchronous_signal(&ksig->info);  in get_signal()
2772 		if (!signr)  in get_signal()
2773 			signr = dequeue_signal(current, &current->blocked, &ksig->info);  in get_signal()
2775 		if (!signr)  in get_signal()
2778 		if (unlikely(current->ptrace) && (signr != SIGKILL) &&  in get_signal()
2779 		    !(sighand->action[signr -1].sa.sa_flags & SA_IMMUTABLE)) {  in get_signal()
2780 			signr = ptrace_signal(signr, &ksig->info);  in get_signal()
2781 			if (!signr)  in get_signal()
2785 		ka = &sighand->action[signr-1];  in get_signal()
2788 		trace_signal_deliver(signr, &ksig->info, ka);  in get_signal()
2805 		if (sig_kernel_ignore(signr)) /* Default is nothing. */  in get_signal()
2819 				!sig_kernel_only(signr))  in get_signal()
2822 		if (sig_kernel_stop(signr)) {  in get_signal()
2833 			if (signr != SIGSTOP) {  in get_signal()
2866 		if (sig_kernel_coredump(signr)) {  in get_signal()
2897 	ksig->sig = signr;  in get_signal()