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Re: [Xen-devel] Supporting consistency of vcpu_runstate_info across cpus

On Thu, 19 May 2016, Jan Beulich wrote:
> >>> On 19.05.16 at 12:40, <sstabellini@xxxxxxxxxx> wrote:
> > On Thu, 19 May 2016, Juergen Gross wrote:
> >> > Alternatively, the easiest way will probably be to add a new VMASSIST,
> >> > which allows the guest to opt into the new behaviour.
> >> 
> >> Aah, nice. Yes, this seems to be a sensible option.
> > 
> > If you are referring to VM_ASSIST, it is only available on x86. I
> > suggest we use a feature flag instead.
> A feature flag can only be checked by the guest, not set. How
> about enabling VMASSIST for ARM?


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