253 			       struct xenvif_pkt_state *pkt)  in xenvif_rx_next_skb()  argument
264 	memset(pkt, 0, sizeof(struct xenvif_pkt_state));  in xenvif_rx_next_skb()
266 	pkt->skb = skb;  in xenvif_rx_next_skb()
267 	pkt->frag_iter = skb;  in xenvif_rx_next_skb()
268 	pkt->remaining_len = skb->len;  in xenvif_rx_next_skb()
269 	pkt->frag = -1;  in xenvif_rx_next_skb()
275 		extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_GSO - 1];  in xenvif_rx_next_skb()
284 		pkt->extra_count++;  in xenvif_rx_next_skb()
290 		extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_XDP - 1];  in xenvif_rx_next_skb()
297 		pkt->extra_count++;  in xenvif_rx_next_skb()
303 		extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_HASH - 1];  in xenvif_rx_next_skb()
324 		pkt->extra_count++;  in xenvif_rx_next_skb()
329 			       struct xenvif_pkt_state *pkt)  in xenvif_rx_complete()  argument
334 	__skb_queue_tail(queue->rx_copy.completed, pkt->skb);  in xenvif_rx_complete()
337 static void xenvif_rx_next_frag(struct xenvif_pkt_state *pkt)  in xenvif_rx_next_frag()  argument
339 	struct sk_buff *frag_iter = pkt->frag_iter;  in xenvif_rx_next_frag()
342 	pkt->frag++;  in xenvif_rx_next_frag()
343 	pkt->frag_offset = 0;  in xenvif_rx_next_frag()
345 	if (pkt->frag >= nr_frags) {  in xenvif_rx_next_frag()
346 		if (frag_iter == pkt->skb)  in xenvif_rx_next_frag()
347 			pkt->frag_iter = skb_shinfo(frag_iter)->frag_list;  in xenvif_rx_next_frag()
349 			pkt->frag_iter = frag_iter->next;  in xenvif_rx_next_frag()
351 		pkt->frag = -1;  in xenvif_rx_next_frag()
356 				 struct xenvif_pkt_state *pkt,  in xenvif_rx_next_chunk()  argument
360 	struct sk_buff *frag_iter = pkt->frag_iter;  in xenvif_rx_next_chunk()
366 	if (pkt->frag == -1) {  in xenvif_rx_next_chunk()
370 		skb_frag_t *frag = &skb_shinfo(frag_iter)->frags[pkt->frag];  in xenvif_rx_next_chunk()
376 	frag_data += pkt->frag_offset;  in xenvif_rx_next_chunk()
377 	frag_len -= pkt->frag_offset;  in xenvif_rx_next_chunk()
383 	pkt->frag_offset += chunk_len;  in xenvif_rx_next_chunk()
387 		xenvif_rx_next_frag(pkt);  in xenvif_rx_next_chunk()
394 				struct xenvif_pkt_state *pkt,  in xenvif_rx_data_slot()  argument
405 		xenvif_rx_next_chunk(queue, pkt, offset, &data, &len);  in xenvif_rx_data_slot()
409 		pkt->remaining_len -= len;  in xenvif_rx_data_slot()
411 	} while (offset < XEN_PAGE_SIZE && pkt->remaining_len > 0);  in xenvif_rx_data_slot()
413 	if (pkt->remaining_len > 0)  in xenvif_rx_data_slot()
418 	if (pkt->slot == 0) {  in xenvif_rx_data_slot()
419 		struct sk_buff *skb = pkt->skb;  in xenvif_rx_data_slot()
427 		if (pkt->extra_count != 0)  in xenvif_rx_data_slot()
438 				 struct xenvif_pkt_state *pkt,  in xenvif_rx_extra_slot()  argument
445 	pkt->extra_count--;  in xenvif_rx_extra_slot()
447 	for (i = 0; i < ARRAY_SIZE(pkt->extras); i++) {  in xenvif_rx_extra_slot()
448 		if (pkt->extras[i].type) {  in xenvif_rx_extra_slot()
449 			*extra = pkt->extras[i];  in xenvif_rx_extra_slot()
451 			if (pkt->extra_count != 0)  in xenvif_rx_extra_slot()
454 			pkt->extras[i].type = 0;  in xenvif_rx_extra_slot()
463 	struct xenvif_pkt_state pkt;  in xenvif_rx_skb()  local
465 	xenvif_rx_next_skb(queue, &pkt);  in xenvif_rx_skb()
477 		if (pkt.slot != 0 && pkt.extra_count != 0)  in xenvif_rx_skb()
478 			xenvif_rx_extra_slot(queue, &pkt, req, rsp);  in xenvif_rx_skb()
480 			xenvif_rx_data_slot(queue, &pkt, req, rsp);  in xenvif_rx_skb()
483 		pkt.slot++;  in xenvif_rx_skb()
484 	} while (pkt.remaining_len > 0 || pkt.extra_count != 0);  in xenvif_rx_skb()
486 	xenvif_rx_complete(queue, &pkt);  in xenvif_rx_skb()