60 		sp = current->sas_ss_sp + current->sas_ss_size;  in handle_signal()
70 		spin_lock_irq(&current->sighand->siglock);  in handle_signal()
71 		current->blocked = *oldset;  in handle_signal()
73 		spin_unlock_irq(&current->sighand->siglock);  in handle_signal()
74 		force_sigsegv(signr, current);  in handle_signal()
76 		spin_lock_irq(&current->sighand->siglock);  in handle_signal()
77 		sigorsets(&current->blocked, &current->blocked,  in handle_signal()
80 			sigaddset(&current->blocked, signr);  in handle_signal()
82 		spin_unlock_irq(&current->sighand->siglock);  in handle_signal()
96 		oldset = &current->saved_sigmask;  in kern_do_signal()
98 		oldset = &current->blocked;  in kern_do_signal()
141 	if (current->ptrace & PT_DTRACE)  in kern_do_signal()
142 		current->thread.singlestep_syscall =  in kern_do_signal()
143 			is_syscall(PT_REGS_IP(&current->thread.regs));  in kern_do_signal()
151 		sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);  in kern_do_signal()
158 	return kern_do_signal(&current->thread.regs);  in do_signal()
167 	spin_lock_irq(&current->sighand->siglock);  in sys_sigsuspend()
168 	current->saved_sigmask = current->blocked;  in sys_sigsuspend()
169 	siginitset(&current->blocked, mask);  in sys_sigsuspend()
171 	spin_unlock_irq(&current->sighand->siglock);  in sys_sigsuspend()
173 	current->state = TASK_INTERRUPTIBLE;  in sys_sigsuspend()
181 	return do_sigaltstack(uss, uoss, PT_REGS_SP(&current->thread.regs));  in sys_sigaltstack()