diff options
Diffstat (limited to 'drivers/net/virtio_net.c')
-rw-r--r-- | drivers/net/virtio_net.c | 31 |
1 files changed, 14 insertions, 17 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 4c41df624dbb..82e520d2cb12 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -689,12 +689,9 @@ static struct sk_buff *receive_small(struct net_device *dev, page = xdp_page; } - xdp.data_hard_start = buf + VIRTNET_RX_PAD + vi->hdr_len; - xdp.data = xdp.data_hard_start + xdp_headroom; - xdp.data_end = xdp.data + len; - xdp.data_meta = xdp.data; - xdp.rxq = &rq->xdp_rxq; - xdp.frame_sz = buflen; + xdp_init_buff(&xdp, buflen, &rq->xdp_rxq); + xdp_prepare_buff(&xdp, buf + VIRTNET_RX_PAD + vi->hdr_len, + xdp_headroom, len, true); orig_data = xdp.data; act = bpf_prog_run_xdp(xdp_prog, &xdp); stats->xdp_packets++; @@ -732,6 +729,7 @@ static struct sk_buff *receive_small(struct net_device *dev, fallthrough; case XDP_ABORTED: trace_xdp_exception(vi->dev, xdp_prog, act); + goto err_xdp; case XDP_DROP: goto err_xdp; } @@ -859,12 +857,9 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, * the descriptor on if we get an XDP_TX return code. */ data = page_address(xdp_page) + offset; - xdp.data_hard_start = data - VIRTIO_XDP_HEADROOM + vi->hdr_len; - xdp.data = data + vi->hdr_len; - xdp.data_end = xdp.data + (len - vi->hdr_len); - xdp.data_meta = xdp.data; - xdp.rxq = &rq->xdp_rxq; - xdp.frame_sz = frame_sz - vi->hdr_len; + xdp_init_buff(&xdp, frame_sz - vi->hdr_len, &rq->xdp_rxq); + xdp_prepare_buff(&xdp, data - VIRTIO_XDP_HEADROOM + vi->hdr_len, + VIRTIO_XDP_HEADROOM, len - vi->hdr_len, true); act = bpf_prog_run_xdp(xdp_prog, &xdp); stats->xdp_packets++; @@ -2093,14 +2088,16 @@ static int virtnet_set_channels(struct net_device *dev, get_online_cpus(); err = _virtnet_set_queues(vi, queue_pairs); - if (!err) { - netif_set_real_num_tx_queues(dev, queue_pairs); - netif_set_real_num_rx_queues(dev, queue_pairs); - - virtnet_set_affinity(vi); + if (err) { + put_online_cpus(); + goto err; } + virtnet_set_affinity(vi); put_online_cpus(); + netif_set_real_num_tx_queues(dev, queue_pairs); + netif_set_real_num_rx_queues(dev, queue_pairs); + err: return err; } |