Re: KVM PMU virtualization

Ingo Molnar
2010-02-26T12:08:09Z

* Avi Kivity <avi@redhat.com> wrote:

> A native API to the host will lock out 100% of the install base now, and a
> large section of any future install base.

... which is why i suggested the soft-PMU approach.

And note that _any_ solution we offer locks out 100% of the installed base
right now, as no solution is in the kernel yet. The only question is what kind
of upgrade effort is needed for users to make use of the feature.

Ingo