56 	poll_wait(file, &current->sighand->signalfd_wqh, wait);  in signalfd_poll()
58 	spin_lock_irq(&current->sighand->siglock);  in signalfd_poll()
59 	if (next_signal(&current->pending, &ctx->sigmask) ||  in signalfd_poll()
60 	    next_signal(&current->signal->shared_pending,  in signalfd_poll()
63 	spin_unlock_irq(&current->sighand->siglock);  in signalfd_poll()
160 	DECLARE_WAITQUEUE(wait, current);  in signalfd_dequeue()
162 	spin_lock_irq(&current->sighand->siglock);  in signalfd_dequeue()
163 	ret = dequeue_signal(current, &ctx->sigmask, info);  in signalfd_dequeue()
170 		spin_unlock_irq(&current->sighand->siglock);  in signalfd_dequeue()
174 	add_wait_queue(&current->sighand->signalfd_wqh, &wait);  in signalfd_dequeue()
177 		ret = dequeue_signal(current, &ctx->sigmask, info);  in signalfd_dequeue()
180 		if (signal_pending(current)) {  in signalfd_dequeue()
184 		spin_unlock_irq(&current->sighand->siglock);  in signalfd_dequeue()
186 		spin_lock_irq(&current->sighand->siglock);  in signalfd_dequeue()
188 	spin_unlock_irq(&current->sighand->siglock);  in signalfd_dequeue()
190 	remove_wait_queue(&current->sighand->signalfd_wqh, &wait);  in signalfd_dequeue()
290 		spin_lock_irq(&current->sighand->siglock);  in do_signalfd4()
292 		spin_unlock_irq(&current->sighand->siglock);  in do_signalfd4()
294 		wake_up(&current->sighand->signalfd_wqh);  in do_signalfd4()