Re: [PATCH V2 22/23] perf tools: Allow system-wide events to keep their own CPUs

From: Namhyung Kim
Date: Tue May 17 2022 - 19:31:48 EST


On Sat, May 14, 2022 at 6:35 AM Arnaldo Carvalho de Melo
<acme@xxxxxxxxxx> wrote:
>
> Em Fri, May 13, 2022 at 07:48:40AM +0300, Adrian Hunter escreveu:
> > On 12/05/22 21:53, Namhyung Kim wrote:
> > > I'm not sure if it's intended. I expect it runs on
> > > cpu 0 or one of the given cpus. Or it runs on both
> > > cpus and returns value in half so that the sum is
> > > the same as the original value (from a cpu).
> >
> > I don't know if there is anything wrong with the way
> > we are handling uncore PMUs, except that I don't know
> > if it is documented anywhere.
>
> Good thing about this conversation is that it will result in
> documentation :-)
>
> Thank you guys for having it and detailing it so nicely.

To move things forward,

Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>

for the patchset. I'll try to cleanup the cpu map propagation
with hybrid events later.

Thanks,
Namhyung