"Michael S. Tsirkin" <mst@xxxxxxxxxx> writes: > On Thu, Jan 10, 2013 at 09:00:55PM +1030, Rusty Russell wrote: >> Not sure why vhost/net doesn't built a packet and feed it in >> netif_rx_ni(). This is what tun seems to do, and with this code it >> should be fairly optimal. > > Because we want to use NAPI. Not quite what I was asking; it was more a question of why we're using a raw socket, when we trivially have a complete skb already which we should be able to feed to Linux like any network packet. And that path is pretty well optimized... Cheers, Rusty. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
