diff options
| -rw-r--r-- | drivers/net/virtio_net.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 9f6e0153ed2d..4d995a47a116 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1179,7 +1179,14 @@ static struct xdp_buff *buf_to_xdp(struct virtnet_info *vi, return NULL; } - xsk_buff_set_size(xdp, len); + if (first_buf) { + xsk_buff_set_size(xdp, len); + } else { + xdp_prepare_buff(xdp, xdp->data_hard_start, + XDP_PACKET_HEADROOM - vi->hdr_len, len, 1); + xdp->flags = 0; + } + xsk_buff_dma_sync_for_cpu(xdp); return xdp; @@ -1304,7 +1311,7 @@ static int xsk_append_merge_buffer(struct virtnet_info *vi, goto err; } - memcpy(buf, xdp->data - vi->hdr_len, len); + memcpy(buf, xdp->data, len); xsk_buff_free(xdp); |