Messages in this thread | | | Date | Mon, 27 May 2019 12:30:03 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2 1/3] KVM: x86: add support for user wait instructions |
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On Fri, May 24, 2019 at 03:56:35PM +0800, Tao Xu wrote: > This patch adds support for UMONITOR, UMWAIT and TPAUSE instructions > in kvm, and by default dont't expose it to kvm and provide a capability > to enable it.
I'm thinking this should be conditional on the guest being a 1:1 guest, and I also seem to remember we have bits for that already -- they were used to disable paravirt spinlocks for example.
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