Re: [perfmon2] [PATCH 2/2] perf_events: add event constraints supportfor Intel processors
From: Vince Weaver
Date: Tue Oct 06 2009 - 15:06:40 EST
On Tue, 6 Oct 2009, stephane eranian wrote:
> On Tue, Oct 6, 2009 at 6:29 PM, Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> wrote:
> > On Tue, 2009-10-06 at 16:42 +0200, Stephane Eranian wrote:
>
> > I don't actually have that hardware, so I can't test it.
> >
> I don't have that either but I can find people who have that.
I have Yonah hardware and would be glad to run tests.
For what it's worth, the perfmon2 Yonah support (at least on the laptop I
have) stopped working after 2.6.23. It looked like a problem with
interrupts not being delivered properly. I never had time to track down
if it was a perfmon2 issue or a generic kernel issue. It was still broken
as of 2.6.29
Vince
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