121 	spinlock_t	  spinlock;  member
280 	spin_lock_irqsave(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_send_frames()
283 		spin_unlock_irqrestore(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_send_frames()
288 	spin_unlock_irqrestore(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_send_frames()
335 	spin_lock_irqsave(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_send_frames()
337 	spin_unlock_irqrestore(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_send_frames()
618 		spin_lock_irqsave(&n_hdlc->rx_buf_list.spinlock, flags);  in n_hdlc_tty_ioctl()
625 		spin_unlock_irqrestore(&n_hdlc->rx_buf_list.spinlock, flags);  in n_hdlc_tty_ioctl()
633 		spin_lock_irqsave(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_tty_ioctl()
638 		spin_unlock_irqrestore(&n_hdlc->tx_buf_list.spinlock, flags);  in n_hdlc_tty_ioctl()
727 	spin_lock_init(&n_hdlc->rx_free_buf_list.spinlock);  in n_hdlc_alloc()
728 	spin_lock_init(&n_hdlc->tx_free_buf_list.spinlock);  in n_hdlc_alloc()
729 	spin_lock_init(&n_hdlc->rx_buf_list.spinlock);  in n_hdlc_alloc()
730 	spin_lock_init(&n_hdlc->tx_buf_list.spinlock);  in n_hdlc_alloc()
757 	spin_lock_irqsave(&buf_list->spinlock, flags);  in n_hdlc_buf_return()
762 	spin_unlock_irqrestore(&buf_list->spinlock, flags);  in n_hdlc_buf_return()
775 	spin_lock_irqsave(&buf_list->spinlock, flags);  in n_hdlc_buf_put()
780 	spin_unlock_irqrestore(&buf_list->spinlock, flags);  in n_hdlc_buf_put()
796 	spin_lock_irqsave(&buf_list->spinlock, flags);  in n_hdlc_buf_get()
805 	spin_unlock_irqrestore(&buf_list->spinlock, flags);  in n_hdlc_buf_get()