Messages in this thread | | | Date | Wed, 29 Jun 2011 17:56:32 -0400 | From | Eric B Munson <> | Subject | Re: [PATCH v3 4/9] KVM-HV: KVM Steal time implementation |
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On Wed, 29 Jun 2011, Glauber Costa wrote:
> To implement steal time, we need the hypervisor to pass the guest information > about how much time was spent running other processes outside the VM. > This is per-vcpu, and using the kvmclock structure for that is an abuse > we decided not to make. > > In this patchset, I am introducing a new msr, KVM_MSR_STEAL_TIME, that > holds the memory area address containing information about steal time > > This patch contains the hypervisor part for it. I am keeping it separate from > the headers to facilitate backports to people who wants to backport the kernel > part but not the hypervisor, or the other way around. > > Signed-off-by: Glauber Costa <glommer@redhat.com> > CC: Rik van Riel <riel@redhat.com> > CC: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> > CC: Peter Zijlstra <peterz@infradead.org> > CC: Avi Kivity <avi@redhat.com> > CC: Anthony Liguori <aliguori@us.ibm.com> > CC: Eric B Munson <emunson@mgebm.net>
Tested-by: Eric B Munson <emunson@mgebm.net>
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