On Tue, Aug 04, 2020 at 04:44:44PM +0200, Cornelia Huck wrote:
> On Mon, 3 Aug 2020 16:59:37 -0400
> "Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote:
>
> > Tag config space fields as having virtio endian-ness.
> >
> > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
> > ---
> > include/uapi/linux/virtio_net.h | 8 ++++----
> > 1 file changed, 4 insertions(+), 4 deletions(-)
> >
> > diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h
> > index 19d23e5baa4e..27d996f29dd1 100644
> > --- a/include/uapi/linux/virtio_net.h
> > +++ b/include/uapi/linux/virtio_net.h
> > @@ -87,19 +87,19 @@ struct virtio_net_config {
> > /* The config defining mac address (if VIRTIO_NET_F_MAC) */
> > __u8 mac[ETH_ALEN];
> > /* See VIRTIO_NET_F_STATUS and VIRTIO_NET_S_* above */
> > - __u16 status;
> > + __virtio16 status;
> > /* Maximum number of each of transmit and receive queues;
> > * see VIRTIO_NET_F_MQ and VIRTIO_NET_CTRL_MQ.
> > * Legal values are between 1 and 0x8000
> > */
> > - __u16 max_virtqueue_pairs;
> > + __virtio16 max_virtqueue_pairs;
> > /* Default maximum transmit unit advice */
> > - __u16 mtu;
> > + __virtio16 mtu;
> > /*
> > * speed, in units of 1Mb. All values 0 to INT_MAX are legal.
> > * Any other value stands for unknown.
> > */
> > - __u32 speed;
> > + __virtio32 speed;
>
> Hm... VIRTIO_NET_F_SPEED_DUPLEX can only be negotiated if VERSION_1 has
> also been negotiated; I think this should be __le32?
OK APIs for this are in a separate patch.
I'll add conversion as a patch on top.
> > /*
> > * 0x00 - half duplex
> > * 0x01 - full duplex
_______________________________________________
Virtualization mailing list
Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linuxfoundation.org/mailman/listinfo/virtualization
