Messages in this thread | | | From | Vitaly Kuznetsov <> | Subject | Re: [PATCH v6 0/7] Enlightened VMCS support for KVM on Hyper-V | Date | Mon, 26 Mar 2018 14:42:46 +0200 |
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Vitaly Kuznetsov <vkuznets@redhat.com> writes:
> Changes since v5: > - Fix a couple of issues reported by kbuild test robot, both in > PATCH7 (hope Radim's Reviewed-by: stands). > > When running nested KVM on Hyper-V it's possible to use so called > 'Enlightened VMCS' and do normal memory reads/writes instead of > doing VMWRITE/VMREAD instructions. In addition, clean field mask > provides a huge room for optimization on L0's side. > > Tight CPUID loop test shows significant speedup (E5-2667 v4 @ 3.20GHz): > Before: 18890 cycles > After: 8304 cycles >
Paolo, Radim,
with Thomas' ACK on the series: https://www.spinics.net/lists/kvm/msg166309.html
is there anything else needed for it to get merged (hoping for 4.17)?
Thanks,
-- Vitaly
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