Re: [PATCH v2] perf/ftrace: system_wide collection is not effective by default

From: Arnaldo Carvalho de Melo
Date: Sun Feb 06 2022 - 07:20:20 EST


Em Tue, Feb 01, 2022 at 08:47:49PM -0800, Namhyung Kim escreveu:
> Hello,
>
> On Thu, Jan 27, 2022 at 5:20 AM Changbin Du <changbin.du@xxxxxxxxx> wrote:
> >
> > The ftrace.target.system_wide must be set before invoking
> > evlist__create_maps(), otherwise it has no effect.
> >
> > Fixes: 53be50282269 ("perf ftrace: Add 'latency' subcommand")
> > Signed-off-by: Changbin Du <changbin.du@xxxxxxxxx>
>
> Acked-by: Namhyung Kim <namhyung@xxxxxxxxx>

Thanks, applied.

- Arnaldo