77 	spin_lock_irqsave(&p->sighand->siglock, flags);  in proc_clear_tty()
80 	spin_unlock_irqrestore(&p->sighand->siglock, flags);  in proc_clear_tty()
120 	spin_lock_irq(&current->sighand->siglock);  in proc_set_tty()
122 	spin_unlock_irq(&current->sighand->siglock);  in proc_set_tty()
131 	spin_lock_irq(&current->sighand->siglock);  in tty_open_proc_set_tty()
152 	spin_unlock_irq(&current->sighand->siglock);  in tty_open_proc_set_tty()
161 	spin_lock_irqsave(&current->sighand->siglock, flags);  in get_current_tty()
163 	spin_unlock_irqrestore(&current->sighand->siglock, flags);  in get_current_tty()
200 			spin_lock_irq(&p->sighand->siglock);  in tty_signal_session_leader()
208 				spin_unlock_irq(&p->sighand->siglock);  in tty_signal_session_leader()
219 			spin_unlock_irq(&p->sighand->siglock);  in tty_signal_session_leader()
281 		spin_lock_irq(&current->sighand->siglock);  in disassociate_ctty()
284 		spin_unlock_irq(&current->sighand->siglock);  in disassociate_ctty()
293 	spin_lock_irq(&current->sighand->siglock);  in disassociate_ctty()
297 	spin_unlock_irq(&current->sighand->siglock);  in disassociate_ctty()