Lines Matching refs:queue
205 static struct sk_buff *xennet_get_rx_skb(struct netfront_queue *queue, in xennet_get_rx_skb() argument
209 struct sk_buff *skb = queue->rx_skbs[i]; in xennet_get_rx_skb()
210 queue->rx_skbs[i] = NULL; in xennet_get_rx_skb()
214 static grant_ref_t xennet_get_rx_ref(struct netfront_queue *queue, in xennet_get_rx_ref() argument
218 grant_ref_t ref = queue->grant_rx_ref[i]; in xennet_get_rx_ref()
219 queue->grant_rx_ref[i] = GRANT_INVALID_REF; in xennet_get_rx_ref()
235 struct netfront_queue *queue = from_timer(queue, t, rx_refill_timer); in rx_refill_timeout() local
236 napi_schedule(&queue->napi); in rx_refill_timeout()
239 static int netfront_tx_slot_available(struct netfront_queue *queue) in netfront_tx_slot_available() argument
241 return (queue->tx.req_prod_pvt - queue->tx.rsp_cons) < in netfront_tx_slot_available()
245 static void xennet_maybe_wake_tx(struct netfront_queue *queue) in xennet_maybe_wake_tx() argument
247 struct net_device *dev = queue->info->netdev; in xennet_maybe_wake_tx()
248 struct netdev_queue *dev_queue = netdev_get_tx_queue(dev, queue->id); in xennet_maybe_wake_tx()
251 netfront_tx_slot_available(queue) && in xennet_maybe_wake_tx()
253 netif_tx_wake_queue(netdev_get_tx_queue(dev, queue->id)); in xennet_maybe_wake_tx()
257 static struct sk_buff *xennet_alloc_one_rx_buffer(struct netfront_queue *queue) in xennet_alloc_one_rx_buffer() argument
262 skb = __netdev_alloc_skb(queue->info->netdev, in xennet_alloc_one_rx_buffer()
277 skb->dev = queue->info->netdev; in xennet_alloc_one_rx_buffer()
283 static void xennet_alloc_rx_buffers(struct netfront_queue *queue) in xennet_alloc_rx_buffers() argument
285 RING_IDX req_prod = queue->rx.req_prod_pvt; in xennet_alloc_rx_buffers()
289 if (unlikely(!netif_carrier_ok(queue->info->netdev))) in xennet_alloc_rx_buffers()
292 for (req_prod = queue->rx.req_prod_pvt; in xennet_alloc_rx_buffers()
293 req_prod - queue->rx.rsp_cons < NET_RX_RING_SIZE; in xennet_alloc_rx_buffers()
301 skb = xennet_alloc_one_rx_buffer(queue); in xennet_alloc_rx_buffers()
309 BUG_ON(queue->rx_skbs[id]); in xennet_alloc_rx_buffers()
310 queue->rx_skbs[id] = skb; in xennet_alloc_rx_buffers()
312 ref = gnttab_claim_grant_reference(&queue->gref_rx_head); in xennet_alloc_rx_buffers()
314 queue->grant_rx_ref[id] = ref; in xennet_alloc_rx_buffers()
318 req = RING_GET_REQUEST(&queue->rx, req_prod); in xennet_alloc_rx_buffers()
320 queue->info->xbdev->otherend_id, in xennet_alloc_rx_buffers()
327 queue->rx.req_prod_pvt = req_prod; in xennet_alloc_rx_buffers()
334 if (req_prod - queue->rx.rsp_cons < NET_RX_SLOTS_MIN || in xennet_alloc_rx_buffers()
336 mod_timer(&queue->rx_refill_timer, jiffies + (HZ/10)); in xennet_alloc_rx_buffers()
342 RING_PUSH_REQUESTS_AND_CHECK_NOTIFY(&queue->rx, notify); in xennet_alloc_rx_buffers()
344 notify_remote_via_irq(queue->rx_irq); in xennet_alloc_rx_buffers()
352 struct netfront_queue *queue = NULL; in xennet_open() local
358 queue = &np->queues[i]; in xennet_open()
359 napi_enable(&queue->napi); in xennet_open()
361 spin_lock_bh(&queue->rx_lock); in xennet_open()
363 xennet_alloc_rx_buffers(queue); in xennet_open()
364 queue->rx.sring->rsp_event = queue->rx.rsp_cons + 1; in xennet_open()
365 if (RING_HAS_UNCONSUMED_RESPONSES(&queue->rx)) in xennet_open()
366 napi_schedule(&queue->napi); in xennet_open()
368 spin_unlock_bh(&queue->rx_lock); in xennet_open()
376 static void xennet_tx_buf_gc(struct netfront_queue *queue) in xennet_tx_buf_gc() argument
383 BUG_ON(!netif_carrier_ok(queue->info->netdev)); in xennet_tx_buf_gc()
386 prod = queue->tx.sring->rsp_prod; in xennet_tx_buf_gc()
389 for (cons = queue->tx.rsp_cons; cons != prod; cons++) { in xennet_tx_buf_gc()
392 txrsp = RING_GET_RESPONSE(&queue->tx, cons); in xennet_tx_buf_gc()
397 skb = queue->tx_skbs[id].skb; in xennet_tx_buf_gc()
399 queue->grant_tx_ref[id]) != 0)) { in xennet_tx_buf_gc()
405 queue->grant_tx_ref[id], GNTMAP_readonly); in xennet_tx_buf_gc()
407 &queue->gref_tx_head, queue->grant_tx_ref[id]); in xennet_tx_buf_gc()
408 queue->grant_tx_ref[id] = GRANT_INVALID_REF; in xennet_tx_buf_gc()
409 queue->grant_tx_page[id] = NULL; in xennet_tx_buf_gc()
410 add_id_to_freelist(&queue->tx_skb_freelist, queue->tx_skbs, id); in xennet_tx_buf_gc()
414 queue->tx.rsp_cons = prod; in xennet_tx_buf_gc()
416 RING_FINAL_CHECK_FOR_RESPONSES(&queue->tx, more_to_do); in xennet_tx_buf_gc()
419 xennet_maybe_wake_tx(queue); in xennet_tx_buf_gc()
423 struct netfront_queue *queue; member
439 struct netfront_queue *queue = info->queue; in xennet_tx_setup_grant() local
442 id = get_id_from_freelist(&queue->tx_skb_freelist, queue->tx_skbs); in xennet_tx_setup_grant()
443 tx = RING_GET_REQUEST(&queue->tx, queue->tx.req_prod_pvt++); in xennet_tx_setup_grant()
444 ref = gnttab_claim_grant_reference(&queue->gref_tx_head); in xennet_tx_setup_grant()
447 gnttab_grant_foreign_access_ref(ref, queue->info->xbdev->otherend_id, in xennet_tx_setup_grant()
450 queue->tx_skbs[id].skb = skb; in xennet_tx_setup_grant()
451 queue->grant_tx_page[id] = page; in xennet_tx_setup_grant()
452 queue->grant_tx_ref[id] = ref; in xennet_tx_setup_grant()
465 struct netfront_queue *queue, struct sk_buff *skb, in xennet_make_first_txreq() argument
469 .queue = queue, in xennet_make_first_txreq()
491 struct netfront_queue *queue, struct xen_netif_tx_request *tx, in xennet_make_txreqs() argument
496 .queue = queue, in xennet_make_txreqs()
580 struct netfront_queue *queue = NULL; in xennet_start_xmit() local
590 queue = &np->queues[queue_index]; in xennet_start_xmit()
628 spin_lock_irqsave(&queue->tx_lock, flags); in xennet_start_xmit()
633 spin_unlock_irqrestore(&queue->tx_lock, flags); in xennet_start_xmit()
638 first_tx = tx = xennet_make_first_txreq(queue, skb, in xennet_start_xmit()
659 RING_GET_REQUEST(&queue->tx, queue->tx.req_prod_pvt++); in xennet_start_xmit()
675 tx = xennet_make_txreqs(queue, tx, skb, page, offset, len); in xennet_start_xmit()
680 tx = xennet_make_txreqs(queue, tx, skb, in xennet_start_xmit()
688 RING_PUSH_REQUESTS_AND_CHECK_NOTIFY(&queue->tx, notify); in xennet_start_xmit()
690 notify_remote_via_irq(queue->tx_irq); in xennet_start_xmit()
698 xennet_tx_buf_gc(queue); in xennet_start_xmit()
700 if (!netfront_tx_slot_available(queue)) in xennet_start_xmit()
701 netif_tx_stop_queue(netdev_get_tx_queue(dev, queue->id)); in xennet_start_xmit()
703 spin_unlock_irqrestore(&queue->tx_lock, flags); in xennet_start_xmit()
718 struct netfront_queue *queue; in xennet_close() local
721 queue = &np->queues[i]; in xennet_close()
722 napi_disable(&queue->napi); in xennet_close()
727 static void xennet_move_rx_slot(struct netfront_queue *queue, struct sk_buff *skb, in xennet_move_rx_slot() argument
730 int new = xennet_rxidx(queue->rx.req_prod_pvt); in xennet_move_rx_slot()
732 BUG_ON(queue->rx_skbs[new]); in xennet_move_rx_slot()
733 queue->rx_skbs[new] = skb; in xennet_move_rx_slot()
734 queue->grant_rx_ref[new] = ref; in xennet_move_rx_slot()
735 RING_GET_REQUEST(&queue->rx, queue->rx.req_prod_pvt)->id = new; in xennet_move_rx_slot()
736 RING_GET_REQUEST(&queue->rx, queue->rx.req_prod_pvt)->gref = ref; in xennet_move_rx_slot()
737 queue->rx.req_prod_pvt++; in xennet_move_rx_slot()
740 static int xennet_get_extras(struct netfront_queue *queue, in xennet_get_extras() argument
746 struct device *dev = &queue->info->netdev->dev; in xennet_get_extras()
747 RING_IDX cons = queue->rx.rsp_cons; in xennet_get_extras()
762 RING_GET_RESPONSE(&queue->rx, ++cons); in xennet_get_extras()
775 skb = xennet_get_rx_skb(queue, cons); in xennet_get_extras()
776 ref = xennet_get_rx_ref(queue, cons); in xennet_get_extras()
777 xennet_move_rx_slot(queue, skb, ref); in xennet_get_extras()
780 queue->rx.rsp_cons = cons; in xennet_get_extras()
784 static int xennet_get_responses(struct netfront_queue *queue, in xennet_get_responses() argument
790 struct device *dev = &queue->info->netdev->dev; in xennet_get_responses()
791 RING_IDX cons = queue->rx.rsp_cons; in xennet_get_responses()
792 struct sk_buff *skb = xennet_get_rx_skb(queue, cons); in xennet_get_responses()
793 grant_ref_t ref = xennet_get_rx_ref(queue, cons); in xennet_get_responses()
800 err = xennet_get_extras(queue, extras, rp); in xennet_get_responses()
801 cons = queue->rx.rsp_cons; in xennet_get_responses()
810 xennet_move_rx_slot(queue, skb, ref); in xennet_get_responses()
831 gnttab_release_grant_reference(&queue->gref_rx_head, ref); in xennet_get_responses()
846 rx = RING_GET_RESPONSE(&queue->rx, cons + slots); in xennet_get_responses()
847 skb = xennet_get_rx_skb(queue, cons + slots); in xennet_get_responses()
848 ref = xennet_get_rx_ref(queue, cons + slots); in xennet_get_responses()
859 queue->rx.rsp_cons = cons + slots; in xennet_get_responses()
893 static RING_IDX xennet_fill_frags(struct netfront_queue *queue, in xennet_fill_frags() argument
897 RING_IDX cons = queue->rx.rsp_cons; in xennet_fill_frags()
902 RING_GET_RESPONSE(&queue->rx, ++cons); in xennet_fill_frags()
912 queue->rx.rsp_cons = ++cons; in xennet_fill_frags()
952 static int handle_incoming_queue(struct netfront_queue *queue, in handle_incoming_queue() argument
955 struct netfront_stats *rx_stats = this_cpu_ptr(queue->info->rx_stats); in handle_incoming_queue()
966 skb->protocol = eth_type_trans(skb, queue->info->netdev); in handle_incoming_queue()
969 if (checksum_setup(queue->info->netdev, skb)) { in handle_incoming_queue()
972 queue->info->netdev->stats.rx_errors++; in handle_incoming_queue()
982 napi_gro_receive(&queue->napi, skb); in handle_incoming_queue()
990 struct netfront_queue *queue = container_of(napi, struct netfront_queue, napi); in xennet_poll() local
991 struct net_device *dev = queue->info->netdev; in xennet_poll()
1003 spin_lock(&queue->rx_lock); in xennet_poll()
1009 rp = queue->rx.sring->rsp_prod; in xennet_poll()
1012 i = queue->rx.rsp_cons; in xennet_poll()
1015 memcpy(rx, RING_GET_RESPONSE(&queue->rx, i), sizeof(*rx)); in xennet_poll()
1018 err = xennet_get_responses(queue, &rinfo, rp, &tmpq); in xennet_poll()
1025 i = queue->rx.rsp_cons; in xennet_poll()
1037 queue->rx.rsp_cons += skb_queue_len(&tmpq); in xennet_poll()
1051 i = xennet_fill_frags(queue, skb, &tmpq); in xennet_poll()
1062 queue->rx.rsp_cons = ++i; in xennet_poll()
1068 work_done -= handle_incoming_queue(queue, &rxq); in xennet_poll()
1070 xennet_alloc_rx_buffers(queue); in xennet_poll()
1077 RING_FINAL_CHECK_FOR_RESPONSES(&queue->rx, more_to_do); in xennet_poll()
1082 spin_unlock(&queue->rx_lock); in xennet_poll()
1131 static void xennet_release_tx_bufs(struct netfront_queue *queue) in xennet_release_tx_bufs() argument
1138 if (skb_entry_is_link(&queue->tx_skbs[i])) in xennet_release_tx_bufs()
1141 skb = queue->tx_skbs[i].skb; in xennet_release_tx_bufs()
1142 get_page(queue->grant_tx_page[i]); in xennet_release_tx_bufs()
1143 gnttab_end_foreign_access(queue->grant_tx_ref[i], in xennet_release_tx_bufs()
1145 (unsigned long)page_address(queue->grant_tx_page[i])); in xennet_release_tx_bufs()
1146 queue->grant_tx_page[i] = NULL; in xennet_release_tx_bufs()
1147 queue->grant_tx_ref[i] = GRANT_INVALID_REF; in xennet_release_tx_bufs()
1148 add_id_to_freelist(&queue->tx_skb_freelist, queue->tx_skbs, i); in xennet_release_tx_bufs()
1153 static void xennet_release_rx_bufs(struct netfront_queue *queue) in xennet_release_rx_bufs() argument
1157 spin_lock_bh(&queue->rx_lock); in xennet_release_rx_bufs()
1163 skb = queue->rx_skbs[id]; in xennet_release_rx_bufs()
1167 ref = queue->grant_rx_ref[id]; in xennet_release_rx_bufs()
1179 queue->grant_rx_ref[id] = GRANT_INVALID_REF; in xennet_release_rx_bufs()
1184 spin_unlock_bh(&queue->rx_lock); in xennet_release_rx_bufs()
1225 struct netfront_queue *queue = dev_id; in xennet_tx_interrupt() local
1228 spin_lock_irqsave(&queue->tx_lock, flags); in xennet_tx_interrupt()
1229 xennet_tx_buf_gc(queue); in xennet_tx_interrupt()
1230 spin_unlock_irqrestore(&queue->tx_lock, flags); in xennet_tx_interrupt()
1237 struct netfront_queue *queue = dev_id; in xennet_rx_interrupt() local
1238 struct net_device *dev = queue->info->netdev; in xennet_rx_interrupt()
1241 RING_HAS_UNCONSUMED_RESPONSES(&queue->rx))) in xennet_rx_interrupt()
1242 napi_schedule(&queue->napi); in xennet_rx_interrupt()
1395 struct netfront_queue *queue = &info->queues[i]; in xennet_disconnect_backend() local
1397 del_timer_sync(&queue->rx_refill_timer); in xennet_disconnect_backend()
1399 if (queue->tx_irq && (queue->tx_irq == queue->rx_irq)) in xennet_disconnect_backend()
1400 unbind_from_irqhandler(queue->tx_irq, queue); in xennet_disconnect_backend()
1401 if (queue->tx_irq && (queue->tx_irq != queue->rx_irq)) { in xennet_disconnect_backend()
1402 unbind_from_irqhandler(queue->tx_irq, queue); in xennet_disconnect_backend()
1403 unbind_from_irqhandler(queue->rx_irq, queue); in xennet_disconnect_backend()
1405 queue->tx_evtchn = queue->rx_evtchn = 0; in xennet_disconnect_backend()
1406 queue->tx_irq = queue->rx_irq = 0; in xennet_disconnect_backend()
1409 napi_synchronize(&queue->napi); in xennet_disconnect_backend()
1411 xennet_release_tx_bufs(queue); in xennet_disconnect_backend()
1412 xennet_release_rx_bufs(queue); in xennet_disconnect_backend()
1413 gnttab_free_grant_references(queue->gref_tx_head); in xennet_disconnect_backend()
1414 gnttab_free_grant_references(queue->gref_rx_head); in xennet_disconnect_backend()
1417 xennet_end_access(queue->tx_ring_ref, queue->tx.sring); in xennet_disconnect_backend()
1418 xennet_end_access(queue->rx_ring_ref, queue->rx.sring); in xennet_disconnect_backend()
1420 queue->tx_ring_ref = GRANT_INVALID_REF; in xennet_disconnect_backend()
1421 queue->rx_ring_ref = GRANT_INVALID_REF; in xennet_disconnect_backend()
1422 queue->tx.sring = NULL; in xennet_disconnect_backend()
1423 queue->rx.sring = NULL; in xennet_disconnect_backend()
1465 static int setup_netfront_single(struct netfront_queue *queue) in setup_netfront_single() argument
1469 err = xenbus_alloc_evtchn(queue->info->xbdev, &queue->tx_evtchn); in setup_netfront_single()
1473 err = bind_evtchn_to_irqhandler(queue->tx_evtchn, in setup_netfront_single()
1475 0, queue->info->netdev->name, queue); in setup_netfront_single()
1478 queue->rx_evtchn = queue->tx_evtchn; in setup_netfront_single()
1479 queue->rx_irq = queue->tx_irq = err; in setup_netfront_single()
1484 xenbus_free_evtchn(queue->info->xbdev, queue->tx_evtchn); in setup_netfront_single()
1485 queue->tx_evtchn = 0; in setup_netfront_single()
1490 static int setup_netfront_split(struct netfront_queue *queue) in setup_netfront_split() argument
1494 err = xenbus_alloc_evtchn(queue->info->xbdev, &queue->tx_evtchn); in setup_netfront_split()
1497 err = xenbus_alloc_evtchn(queue->info->xbdev, &queue->rx_evtchn); in setup_netfront_split()
1501 snprintf(queue->tx_irq_name, sizeof(queue->tx_irq_name), in setup_netfront_split()
1502 "%s-tx", queue->name); in setup_netfront_split()
1503 err = bind_evtchn_to_irqhandler(queue->tx_evtchn, in setup_netfront_split()
1505 0, queue->tx_irq_name, queue); in setup_netfront_split()
1508 queue->tx_irq = err; in setup_netfront_split()
1510 snprintf(queue->rx_irq_name, sizeof(queue->rx_irq_name), in setup_netfront_split()
1511 "%s-rx", queue->name); in setup_netfront_split()
1512 err = bind_evtchn_to_irqhandler(queue->rx_evtchn, in setup_netfront_split()
1514 0, queue->rx_irq_name, queue); in setup_netfront_split()
1517 queue->rx_irq = err; in setup_netfront_split()
1522 unbind_from_irqhandler(queue->tx_irq, queue); in setup_netfront_split()
1523 queue->tx_irq = 0; in setup_netfront_split()
1525 xenbus_free_evtchn(queue->info->xbdev, queue->rx_evtchn); in setup_netfront_split()
1526 queue->rx_evtchn = 0; in setup_netfront_split()
1528 xenbus_free_evtchn(queue->info->xbdev, queue->tx_evtchn); in setup_netfront_split()
1529 queue->tx_evtchn = 0; in setup_netfront_split()
1535 struct netfront_queue *queue, unsigned int feature_split_evtchn) in setup_netfront() argument
1542 queue->tx_ring_ref = GRANT_INVALID_REF; in setup_netfront()
1543 queue->rx_ring_ref = GRANT_INVALID_REF; in setup_netfront()
1544 queue->rx.sring = NULL; in setup_netfront()
1545 queue->tx.sring = NULL; in setup_netfront()
1554 FRONT_RING_INIT(&queue->tx, txs, XEN_PAGE_SIZE); in setup_netfront()
1559 queue->tx_ring_ref = gref; in setup_netfront()
1568 FRONT_RING_INIT(&queue->rx, rxs, XEN_PAGE_SIZE); in setup_netfront()
1573 queue->rx_ring_ref = gref; in setup_netfront()
1576 err = setup_netfront_split(queue); in setup_netfront()
1582 err = setup_netfront_single(queue); in setup_netfront()
1593 gnttab_end_foreign_access_ref(queue->rx_ring_ref, 0); in setup_netfront()
1597 gnttab_end_foreign_access_ref(queue->tx_ring_ref, 0); in setup_netfront()
1608 static int xennet_init_queue(struct netfront_queue *queue) in xennet_init_queue() argument
1614 spin_lock_init(&queue->tx_lock); in xennet_init_queue()
1615 spin_lock_init(&queue->rx_lock); in xennet_init_queue()
1617 timer_setup(&queue->rx_refill_timer, rx_refill_timeout, 0); in xennet_init_queue()
1619 devid = strrchr(queue->info->xbdev->nodename, '/') + 1; in xennet_init_queue()
1620 snprintf(queue->name, sizeof(queue->name), "vif%s-q%u", in xennet_init_queue()
1621 devid, queue->id); in xennet_init_queue()
1624 queue->tx_skb_freelist = 0; in xennet_init_queue()
1626 skb_entry_set_link(&queue->tx_skbs[i], i+1); in xennet_init_queue()
1627 queue->grant_tx_ref[i] = GRANT_INVALID_REF; in xennet_init_queue()
1628 queue->grant_tx_page[i] = NULL; in xennet_init_queue()
1633 queue->rx_skbs[i] = NULL; in xennet_init_queue()
1634 queue->grant_rx_ref[i] = GRANT_INVALID_REF; in xennet_init_queue()
1639 &queue->gref_tx_head) < 0) { in xennet_init_queue()
1647 &queue->gref_rx_head) < 0) { in xennet_init_queue()
1656 gnttab_free_grant_references(queue->gref_tx_head); in xennet_init_queue()
1661 static int write_queue_xenstore_keys(struct netfront_queue *queue, in write_queue_xenstore_keys() argument
1668 struct xenbus_device *dev = queue->info->xbdev; in write_queue_xenstore_keys()
1684 dev->nodename, queue->id); in write_queue_xenstore_keys()
1691 queue->tx_ring_ref); in write_queue_xenstore_keys()
1698 queue->rx_ring_ref); in write_queue_xenstore_keys()
1707 if (queue->tx_evtchn == queue->rx_evtchn) { in write_queue_xenstore_keys()
1710 "event-channel", "%u", queue->tx_evtchn); in write_queue_xenstore_keys()
1718 "event-channel-tx", "%u", queue->tx_evtchn); in write_queue_xenstore_keys()
1725 "event-channel-rx", "%u", queue->rx_evtchn); in write_queue_xenstore_keys()
1748 struct netfront_queue *queue = &info->queues[i]; in xennet_destroy_queues() local
1751 napi_disable(&queue->napi); in xennet_destroy_queues()
1752 netif_napi_del(&queue->napi); in xennet_destroy_queues()
1771 struct netfront_queue *queue = &info->queues[i]; in xennet_create_queues() local
1773 queue->id = i; in xennet_create_queues()
1774 queue->info = info; in xennet_create_queues()
1776 ret = xennet_init_queue(queue); in xennet_create_queues()
1784 netif_napi_add(queue->info->netdev, &queue->napi, in xennet_create_queues()
1787 napi_enable(&queue->napi); in xennet_create_queues()
1809 struct netfront_queue *queue = NULL; in talk_to_netback() local
1845 queue = &info->queues[i]; in talk_to_netback()
1846 err = setup_netfront(dev, queue, feature_split_evtchn); in talk_to_netback()
1876 queue = &info->queues[i]; in talk_to_netback()
1877 err = write_queue_xenstore_keys(queue, &xbt, 1); /* hierarchical */ in talk_to_netback()
1953 struct netfront_queue *queue = NULL; in xennet_connect() local
1989 queue = &np->queues[j]; in xennet_connect()
1991 notify_remote_via_irq(queue->tx_irq); in xennet_connect()
1992 if (queue->tx_irq != queue->rx_irq) in xennet_connect()
1993 notify_remote_via_irq(queue->rx_irq); in xennet_connect()
1995 spin_lock_irq(&queue->tx_lock); in xennet_connect()
1996 xennet_tx_buf_gc(queue); in xennet_connect()
1997 spin_unlock_irq(&queue->tx_lock); in xennet_connect()
1999 spin_lock_bh(&queue->rx_lock); in xennet_connect()
2000 xennet_alloc_rx_buffers(queue); in xennet_connect()
2001 spin_unlock_bh(&queue->rx_lock); in xennet_connect()