81 	struct sk_buff_head xq;		/* pppd transmit queue */  member
516 		skb_queue_tail(&pf->xq, skb);  in ppp_write()
1637 			skb_queue_tail(&ppp->file.xq, skb);  in __ppp_xmit_process()
1639 		       (skb = skb_dequeue(&ppp->file.xq)))  in __ppp_xmit_process()
1643 		if (!ppp->xmit_pending && !skb_peek(&ppp->file.xq))  in __ppp_xmit_process()
1941 			if (skb_queue_empty(&pch->file.xq) ||  in ppp_mp_explode()
2108 		if (!skb_queue_empty(&pch->file.xq) ||  in ppp_mp_explode()
2110 			skb_queue_tail(&pch->file.xq, frag);  in ppp_mp_explode()
2140 		while (!skb_queue_empty(&pch->file.xq)) {  in __ppp_channel_push()
2141 			skb = skb_dequeue(&pch->file.xq);  in __ppp_channel_push()
2144 				skb_queue_head(&pch->file.xq, skb);  in __ppp_channel_push()
2150 		skb_queue_purge(&pch->file.xq);  in __ppp_channel_push()
2154 	if (skb_queue_empty(&pch->file.xq)) {  in __ppp_channel_push()
3349 	skb_queue_head_init(&pf->xq);  in init_ppp_file()
3377 	skb_queue_purge(&ppp->file.xq);  in ppp_destroy_interface()
3532 	skb_queue_purge(&pch->file.xq);  in ppp_destroy_channel()