"Michael S. Tsirkin" writes:
> With VERSION_1 virtio_net uses same header size
> whether mergeable buffers are enabled or not.
>
> Signed-off-by: Michael S. Tsirkin
These two are great too, thanks:
Acked-by: Rusty Russell
Cheers,
Rusty.
> ---
> drivers/net/virtio_net.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> index 9c6d50f..a2fe340 100644
> --- a/drivers/net/virtio_net.c
> +++ b/drivers/net/virtio_net.c
> @@ -1764,7 +1764,8 @@ static int virtnet_probe(struct virtio_device *vdev)
> if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF))
> vi->mergeable_rx_bufs = true;
>
> - if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF))
> + if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF) ||
> + virtio_has_feature(vdev, VIRTIO_F_VERSION_1))
> vi->hdr_len = sizeof(struct virtio_net_hdr_mrg_rxbuf);
> else
> vi->hdr_len = sizeof(struct virtio_net_hdr);
> --
> MST
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