Messages in this thread | | | Date | Tue, 4 May 2021 21:37:34 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v1 1/2] perf header: Support HYBRID_TOPOLOGY feature |
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On Tue, May 04, 2021 at 04:28:33PM -0300, Arnaldo Carvalho de Melo wrote: > 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.
sure when you know that cpu_core/cpu_atom are hybrid pmus ;-) and I guess other arch will come with other names
jirka
> > IMHO. > > - Arnaldo >
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