Re: [PATCH 2/3] perf: Add support for extra parameters for rawevents

[Frederic Weisbecker]

On Fri, Nov 12, 2010 at 02:00:43PM +0100, Stephane Eranian wrote:
> On Fri, Nov 12, 2010 at 12:36 PM, Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> wrote:
> > On Fri, 2010-11-12 at 11:49 +0100, Stephane Eranian wrote:
> >> The difficulty with PEBS-LL (load latency) is not so much the encoding of the
> >> latency. It is more how to expose the data back to user. You get a full PEBS
> >> record for each miss. So you get the PEBS machine state + data addr, miss
> >> latency, and data source (where did the line come from). We have already
> >> discussed how to expose machine state in general. I'll work on a patch for this.
> >
> > Frederic was working on this PERF_SAMPLE_REGS stuff as well for his copy
> > the stack top and let dwarfs go wild at it patches.
> >
> Ok, I'll talk to him again about this then.


Would you like me to respin this isolated chunk of my dwarf cfi unwinding patchset?
So that we can discuss the ABI.

Thanks.

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