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SubjectRe: [PATCH v1 1/2] perf header: Support HYBRID_TOPOLOGY feature
Em Tue, May 04, 2021 at 04:56:44PM +0200, Jiri Olsa escreveu:
> On Fri, Apr 30, 2021 at 03:46:01PM +0800, Jin Yao wrote:
> > It would be useful to let user know the hybrid topology.
> > Adding HYBRID_TOPOLOGY feature in header to indicate the
> > core cpus and the atom cpus.

> > With this patch,

> > For the perf.data generated on hybrid platform,
> > reports the hybrid cpu list.

> > root@otcpl-adl-s-2:~# perf report --header-only -I
> > ...
> > # cpu_core cpu list : 0-15
> > # cpu_atom cpu list : 16-23

> hum, should we print 'hybrid:' or something to make
> sure its not confused with something else? like

> # hybrid cpu_core cpu list : 0-15
> # hybrid cpu_atom cpu list : 16-23

But this _core/_atom already got to be enough? I disagreed with that
naming, but neverthless having one or the other present in an output is
a clear mark of this hybrid topology.

I.e having that extra hybrid string that wouldn't add information to the
output.

IMHO.

- Arnaldo

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