Re: [net-next RFC V5 5/5] virtio_net: support negotiating thenumber of queues through ctrl vq

[Sasha Levin]

On Thu, 2012-07-05 at 18:29 +0800, Jason Wang wrote:
> @@ -1387,6 +1404,10 @@ static int virtnet_probe(struct virtio_device *vdev)
>         if (virtio_has_feature(vdev, VIRTIO_NET_F_CTRL_VQ))
>                 vi->has_cvq = true;
>  
> +       /* Use single tx/rx queue pair as default */
> +       vi->num_queue_pairs = 1;
> +       vi->total_queue_pairs = num_queue_pairs; 

The code is using this "default" even if the amount of queue pairs it
wants was specified during initialization. This basically limits any
device to use 1 pair when starting up.

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