Messages in this thread | | | Subject | Re: [PATCH 3/4] KVM: x86: introduce get_kvmclock_ns | From | Paolo Bonzini <> | Date | Fri, 2 Sep 2016 18:57:10 +0200 |
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On 02/09/2016 18:55, Roman Kagan wrote: >> > I'll change patch 4 to store the parameters and use them when accessing >> > the time reference counter MSR. I'll still keep the procedure that goes >> > through kvmclock. It's a bit more involved for the scale, but >> > vcpu->last_guest_tsc only provides a part of the offset computation; the >> > other half is vcpu->hv_clock.system_time and it's not stored anywhere. > Erm... It is stored right there, in vcpu->hv_clock.system_time, you can > access it just fine when you populate tsc_ref_page values. Am I missing > anything?
No. It's not stored anywhere outside vcpu->hv_clock. My reasoning goes that if I have to use vcpu->hv_clock.system_time I might as well use vcpu->hv_clock for everything. :)
Paolo
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