Re: [tip:perfcounters/core] perf_counter: x86: Fix call-chain support to use NMI-safe methods

H. Peter Anvin
2009-06-16T18:36:19Z

Ingo Molnar wrote:
>
> The ideal solution would be for the CPU to atomically push the cr2
> value to the #PF hardware stack, alongside the error code it already
> pushes there.
>

That's not going to happen any time soon, obviously.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.