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SubjectRe: [PATCH V9 1/4] perf/core: Add PERF_SAMPLE_DATA_PAGE_SIZE
On Tue, Oct 20, 2020 at 09:19:45AM +0200, Peter Zijlstra wrote:
> On Tue, Oct 20, 2020 at 10:49:25AM +0800, Leo Yan wrote:
> > I can see there have another potentail customer to use page-size is
> > Arm SPE, but Arm SPE is hardware trace based sample but not interrupt
> > based sample. For this case, I think this patch set cannot be
> > directly applied to the AUX trace data.
>
> IIRC SPE is decoded in userspace, at which point we simply cannot access
> this data.

Yes, it's decoded in userspace.

Thanks for clarification!
Leo

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