227 			       struct xenvif_pkt_state *pkt)  in xenvif_rx_next_skb()  argument
238 	memset(pkt, 0, sizeof(struct xenvif_pkt_state));  in xenvif_rx_next_skb()
240 	pkt->skb = skb;  in xenvif_rx_next_skb()
241 	pkt->frag_iter = skb;  in xenvif_rx_next_skb()
242 	pkt->remaining_len = skb->len;  in xenvif_rx_next_skb()
243 	pkt->frag = -1;  in xenvif_rx_next_skb()
249 		extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_GSO - 1];  in xenvif_rx_next_skb()
258 		pkt->extra_count++;  in xenvif_rx_next_skb()
264 		extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_HASH - 1];  in xenvif_rx_next_skb()
285 		pkt->extra_count++;  in xenvif_rx_next_skb()
290 			       struct xenvif_pkt_state *pkt)  in xenvif_rx_complete()  argument
295 	__skb_queue_tail(queue->rx_copy.completed, pkt->skb);  in xenvif_rx_complete()
298 static void xenvif_rx_next_frag(struct xenvif_pkt_state *pkt)  in xenvif_rx_next_frag()  argument
300 	struct sk_buff *frag_iter = pkt->frag_iter;  in xenvif_rx_next_frag()
303 	pkt->frag++;  in xenvif_rx_next_frag()
304 	pkt->frag_offset = 0;  in xenvif_rx_next_frag()
306 	if (pkt->frag >= nr_frags) {  in xenvif_rx_next_frag()
307 		if (frag_iter == pkt->skb)  in xenvif_rx_next_frag()
308 			pkt->frag_iter = skb_shinfo(frag_iter)->frag_list;  in xenvif_rx_next_frag()
310 			pkt->frag_iter = frag_iter->next;  in xenvif_rx_next_frag()
312 		pkt->frag = -1;  in xenvif_rx_next_frag()
317 				 struct xenvif_pkt_state *pkt,  in xenvif_rx_next_chunk()  argument
321 	struct sk_buff *frag_iter = pkt->frag_iter;  in xenvif_rx_next_chunk()
327 	if (pkt->frag == -1) {  in xenvif_rx_next_chunk()
331 		skb_frag_t *frag = &skb_shinfo(frag_iter)->frags[pkt->frag];  in xenvif_rx_next_chunk()
337 	frag_data += pkt->frag_offset;  in xenvif_rx_next_chunk()
338 	frag_len -= pkt->frag_offset;  in xenvif_rx_next_chunk()
344 	pkt->frag_offset += chunk_len;  in xenvif_rx_next_chunk()
348 		xenvif_rx_next_frag(pkt);  in xenvif_rx_next_chunk()
355 				struct xenvif_pkt_state *pkt,  in xenvif_rx_data_slot()  argument
366 		xenvif_rx_next_chunk(queue, pkt, offset, &data, &len);  in xenvif_rx_data_slot()
370 		pkt->remaining_len -= len;  in xenvif_rx_data_slot()
372 	} while (offset < XEN_PAGE_SIZE && pkt->remaining_len > 0);  in xenvif_rx_data_slot()
374 	if (pkt->remaining_len > 0)  in xenvif_rx_data_slot()
379 	if (pkt->slot == 0) {  in xenvif_rx_data_slot()
380 		struct sk_buff *skb = pkt->skb;  in xenvif_rx_data_slot()
388 		if (pkt->extra_count != 0)  in xenvif_rx_data_slot()
399 				 struct xenvif_pkt_state *pkt,  in xenvif_rx_extra_slot()  argument
406 	pkt->extra_count--;  in xenvif_rx_extra_slot()
408 	for (i = 0; i < ARRAY_SIZE(pkt->extras); i++) {  in xenvif_rx_extra_slot()
409 		if (pkt->extras[i].type) {  in xenvif_rx_extra_slot()
410 			*extra = pkt->extras[i];  in xenvif_rx_extra_slot()
412 			if (pkt->extra_count != 0)  in xenvif_rx_extra_slot()
415 			pkt->extras[i].type = 0;  in xenvif_rx_extra_slot()
424 	struct xenvif_pkt_state pkt;  in xenvif_rx_skb()  local
426 	xenvif_rx_next_skb(queue, &pkt);  in xenvif_rx_skb()
438 		if (pkt.slot != 0 && pkt.extra_count != 0)  in xenvif_rx_skb()
439 			xenvif_rx_extra_slot(queue, &pkt, req, rsp);  in xenvif_rx_skb()
441 			xenvif_rx_data_slot(queue, &pkt, req, rsp);  in xenvif_rx_skb()
444 		pkt.slot++;  in xenvif_rx_skb()
445 	} while (pkt.remaining_len > 0 || pkt.extra_count != 0);  in xenvif_rx_skb()
447 	xenvif_rx_complete(queue, &pkt);  in xenvif_rx_skb()