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SubjectRe: [net-next rfc v7 2/3] virtio_net: multiqueue support
On Tue, Nov 27, 2012 at 06:15:59PM +0800, Jason Wang wrote:
> - if (!try_fill_recv(&vi->rq, GFP_KERNEL))
> - schedule_delayed_work(&vi->rq.refill, 0);
> + for (i = 0; i < vi->max_queue_pairs; i++)
> + if (!try_fill_recv(&vi->rq[i], GFP_KERNEL))
> + schedule_delayed_work(&vi->rq[i].refill, 0);
>
> mutex_lock(&vi->config_lock);
> vi->config_enable = true;
> mutex_unlock(&vi->config_lock);
>
> + BUG_ON(virtnet_set_queues(vi));
> +
> return 0;
> }
> #endif

Also crashing on device nack of command is also not nice.
In this case it seems we can just switch to
single-queue mode which should always be safe.


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