93 	spin_lock_irq(&current->sigmask_lock);  in _sys_rt_sigsuspend()
94 	saveset = current->blocked;  in _sys_rt_sigsuspend()
95 	current->blocked = newset;  in _sys_rt_sigsuspend()
96         recalc_sigpending(current);  in _sys_rt_sigsuspend()
97 	spin_unlock_irq(&current->sigmask_lock);  in _sys_rt_sigsuspend()
102 		current->state = TASK_INTERRUPTIBLE;  in _sys_rt_sigsuspend()
142 	err |= __get_user(current->used_math, &sc->sc_used_math);  in restore_sigcontext()
144 	if (current->used_math) {  in restore_sigcontext()
176 	spin_lock_irq(&current->sigmask_lock);  in sys_rt_sigreturn()
177 	current->blocked = set;  in sys_rt_sigreturn()
178 	recalc_sigpending(current);  in sys_rt_sigreturn()
179 	spin_unlock_irq(&current->sigmask_lock);  in sys_rt_sigreturn()
201 	force_sig(SIGSEGV, current);  in sys_rt_sigreturn()
230 	err |= __put_user(current->used_math, &sc->sc_used_math);  in setup_sigcontext()
232 	if (!current->used_math)  in setup_sigcontext()
241 		restore_fp(current);  in setup_sigcontext()
269 		sp = current->sas_ss_sp + current->sas_ss_size;  in get_sigframe()
300 	err |= __put_user((void *)current->sas_ss_sp,  in setup_rt_frame()
304 	err |= __put_user(current->sas_ss_size,  in setup_rt_frame()
331 	       current->comm, current->pid,  in setup_rt_frame()
339 	force_sig(SIGSEGV, current);  in setup_rt_frame()
349 	if ((current->thread.mflags & MF_ABI_MASK) == MF_N32)  in handle_signal()
358 		spin_lock_irq(&current->sigmask_lock);  in handle_signal()
359 		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);  in handle_signal()
360 		sigaddset(&current->blocked,sig);  in handle_signal()
361 		recalc_sigpending(current);  in handle_signal()
362 		spin_unlock_irq(&current->sigmask_lock);  in handle_signal()
395 	if ((current->thread.mflags & MF_ABI_MASK) == MF_O32) {  in do_signal()
401 		oldset = &current->blocked;  in do_signal()
406 		spin_lock_irq(&current->sigmask_lock);  in do_signal()
407 		signr = dequeue_signal(&current->blocked, &info);  in do_signal()
408 		spin_unlock_irq(&current->sigmask_lock);  in do_signal()
413 		if ((current->ptrace & PT_PTRACED) && signr != SIGKILL) {  in do_signal()
415 			current->exit_code = signr;  in do_signal()
416 			current->state = TASK_STOPPED;  in do_signal()
417 			notify_parent(current, SIGCHLD);  in do_signal()
421 			if (!(signr = current->exit_code))  in do_signal()
423 			current->exit_code = 0;  in do_signal()
434 				info.si_pid = current->p_pptr->pid;  in do_signal()
435 				info.si_uid = current->p_pptr->uid;  in do_signal()
439 			if (sigismember(&current->blocked, signr)) {  in do_signal()
440 				send_sig_info(signr, &info, current);  in do_signal()
445 		ka = &current->sig->action[signr-1];  in do_signal()
459 			if (current->pid == 1)  in do_signal()
467 				if (is_orphaned_pgrp(current->pgrp))  in do_signal()
472 				current->state = TASK_STOPPED;  in do_signal()
473 				current->exit_code = signr;  in do_signal()
474 				if (!(current->p_pptr->sig->action[SIGCHLD-1].sa.sa_flags & SA_NOCLDSTOP))  in do_signal()
475 					notify_parent(current, SIGCHLD);  in do_signal()