[dpdk-dev] [PATCH v7 4/8] vhost: rxtx: use queue id instead of constant ring index

Michael S. Tsirkin mst at redhat.com
Wed Oct 21 16:26:18 CEST 2015


On Wed, Oct 21, 2015 at 08:48:15PM +0800, Yuanhan Liu wrote:
> > Please note that for virtio devices, guest is supposed to
> > control the placement of incoming packets in RX queues.
> 
> I may not follow you.
> 
> Enqueuing packets to a RX queue is done at vhost lib, outside the
> guest, how could the guest take the control here?
> 
> 	--yliu

vhost should do what guest told it to.

See virtio spec:
	5.1.6.5.5 Automatic receive steering in multiqueue mode

-- 
MST


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