65 		spin_lock_irq(&current->sighand->siglock);  in SYSCALL_DEFINE3()
66 		oldmask = current->blocked.sig[0];  in SYSCALL_DEFINE3()
75 			sigemptyset(&current->blocked);  in SYSCALL_DEFINE3()
76 		current->blocked.sig[0] = newmask;  in SYSCALL_DEFINE3()
78 		spin_unlock_irq(&current->sighand->siglock);  in SYSCALL_DEFINE3()
150 	spin_lock_irq(&current->sighand->siglock);  in do_sigsuspend()
151 	current->saved_sigmask = current->blocked;  in do_sigsuspend()
152 	siginitset(&current->blocked, mask);  in do_sigsuspend()
154 	spin_unlock_irq(&current->sighand->siglock);  in do_sigsuspend()
161 	current->state = TASK_INTERRUPTIBLE;  in do_sigsuspend()
180 	spin_lock_irq(&current->sighand->siglock);  in do_rt_sigsuspend()
181 	current->saved_sigmask = current->blocked;  in do_rt_sigsuspend()
182 	current->blocked = set;  in do_rt_sigsuspend()
184 	spin_unlock_irq(&current->sighand->siglock);  in do_rt_sigsuspend()
191 	current->state = TASK_INTERRUPTIBLE;  in do_rt_sigsuspend()
300 	spin_lock_irq(&current->sighand->siglock);  in do_sigreturn()
301 	current->blocked = set;  in do_sigreturn()
303 	spin_unlock_irq(&current->sighand->siglock);  in do_sigreturn()
309 	if (ptrace_cancel_bpt (current)) {  in do_sigreturn()
317 		send_sig_info(SIGTRAP, &info, current);  in do_sigreturn()
322 	force_sig(SIGSEGV, current);  in do_sigreturn()
338 	spin_lock_irq(&current->sighand->siglock);  in do_rt_sigreturn()
339 	current->blocked = set;  in do_rt_sigreturn()
341 	spin_unlock_irq(&current->sighand->siglock);  in do_rt_sigreturn()
347 	if (ptrace_cancel_bpt (current)) {  in do_rt_sigreturn()
355 		send_sig_info(SIGTRAP, &info, current);  in do_rt_sigreturn()
360 	force_sig(SIGSEGV, current);  in do_rt_sigreturn()
372 		sp = current->sas_ss_sp + current->sas_ss_size;  in get_sigframe()
475 		current->comm, current->pid, frame, regs->pc, regs->r26);  in setup_frame()
481 	force_sigsegv(sig, current);  in setup_frame()
503 	err |= __put_user(current->sas_ss_sp, &frame->uc.uc_stack.ss_sp);  in setup_rt_frame()
505 	err |= __put_user(current->sas_ss_size, &frame->uc.uc_stack.ss_size);  in setup_rt_frame()
538 		current->comm, current->pid, frame, regs->pc, regs->r26);  in setup_rt_frame()
544 	force_sigsegv(sig, current);  in setup_rt_frame()
564 		spin_lock_irq(&current->sighand->siglock);  in handle_signal()
565 		sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);  in handle_signal()
567 			sigaddset(&current->blocked,sig);  in handle_signal()
569 		spin_unlock_irq(&current->sighand->siglock);  in handle_signal()
619 	unsigned long single_stepping = ptrace_cancel_bpt(current);  in do_signal()
624 		oldset = &current->saved_sigmask;  in do_signal()
626 		oldset = &current->blocked;  in do_signal()
632 	single_stepping |= ptrace_cancel_bpt(current);  in do_signal()
647 			ptrace_set_bpt(current); /* re-set bpt */  in do_signal()
672 		sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);  in do_signal()
676 		ptrace_set_bpt(current);	/* re-set breakpoint */  in do_signal()