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[Qemu-devel] Re: Fw: [PATCH v3 02/12] Add PV MSR to enable asynchronous
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From: |
Gleb Natapov |
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Subject: |
[Qemu-devel] Re: Fw: [PATCH v3 02/12] Add PV MSR to enable asynchronous page faults delivery. |
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Date: |
Wed, 6 Jan 2010 12:04:30 +0200 |
On Wed, Jan 06, 2010 at 11:57:17AM +0200, Dor Laor wrote:
> What's missing in this patch set and in similar pvclock
> implementation is userspace activation of the features.
> This should be part of the machine description and not enabled by
> default without no control to deactivate it on a per guest basis.
>
> Gerd, since you're the qdev master, what's the best way to control it?
>
May be it should be done as other cpuid flags i.e -cpu kvm64,-kvmpvmmu,+kvmclock
--
Gleb.