Re: [PATCH 01/17] perf util: Save pid-cmdline mapping into tracingheader

[Arnaldo Carvalho de Melo]

Em Tue, Jul 30, 2013 at 06:18:58PM +0900, Namhyung Kim escreveu:
> From: Namhyung Kim <namhyung.kim@xxxxxxx>
> 
> Current trace info data lacks the saved cmdline mapping which is
> needed for pevent to find out the comm of a task.  Add this and bump
> up the version number so that perf can determine its presence when
> reading.

Can't we get this from the PERF_RECORD_COMM synthesized at the beginning
of the session + the kernel generated ones for new threads?

We would just call machine__find_thread() and use thread->comm, etc, no?

- Arnaldo
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