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From: "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH net-next] virtio_net: force_napi_tx module param.
Date: Wed, 25 Jul 2018 01:23:40 +0300
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Cc: caleb.raitto@gmail.com, Jason Wang <jasowang@redhat.com>,
        David Miller <davem@davemloft.net>,
        Network Development <netdev@vger.kernel.org>,
        Caleb Raitto <caraitto@google.com>
To: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
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On Tue, Jul 24, 2018 at 04:52:53PM -0400, Willem de Bruijn wrote:
> >From the above linked patch, I understand that there are yet
> other special cases in production, such as a hard cap on #tx queues to
> 32 regardless of number of vcpus.

I don't think upstream kernels have this limit - we can
now use vmalloc for higher number of queues.

-- 
MST