On 06/13/2011 10:55 PM, David Ahern wrote:
> On 06/13/2011 07:34 AM, Avi Kivity wrote:
> >  This patchset exposes an emulated version 1 architectural performance
> >  monitoring unit to KVM guests.  The PMU is emulated using perf_events,
> >  so the host kernel can multiplex host-wide, host-user, and the
> >  guest on available resources.
>
> Any particular magic needed to try this patchset?
>

You'll need the attached patch, '-cpu host' (or '-cpu host,model=0' 
sometimes), and, as patch 2 is a guest bug fix, you'll need to run the 
patched kernel in the guest as well.

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