Messages in this thread | | | Date | Fri, 20 Jul 2012 17:49:02 -0700 (PDT) | Subject | Re: [PATCHv3 0/6] tun zerocopy support | From | David Miller <> |
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From: "Michael S. Tsirkin" <mst@redhat.com> Date: Fri, 20 Jul 2012 22:23:03 +0300
> Same as with macvtap, I get single-percentage wins in CPU utilization > on guest to external from this patchset, and a performance regression on > guest to host, so more work is needed until this feature can move out of > experimental status, but I think it's useful for some people already. > > Pls review and consider for 3.6.
It doesn't improve performance in one case, and hurts performance in another.
You'll have to give me a more compelling argument than that. You've just given me every reason not to include these patches in 3.6
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