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SubjectRe: [PATCH v7 06/13] KVM: x86: Add Intel Processor Trace virtualization mode
On Thu, May 03, 2018 at 04:38:23PM +0300, Alexander Shishkin wrote:
> On Thu, May 03, 2018 at 02:50:12PM +0200, Paolo Bonzini wrote:

> > And you still need the module parameter to decide
> > whether the host is _allowed_ to cause incomplete traces in the guest.
>
> Or rather a parameter to decide who wins in case both host and guest want
> to trace the guest. That's arguably better than having different versions of
> PT in the guest depending on a module parameter setting.

Yes, that sounds like a much better approach.

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