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Message-ID: <Y1Z5h/Sy6s8AFp1P@kernel.org>
Date: Mon, 24 Oct 2022 08:39:51 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Namhyung Kim <namhyung@...nel.org>, Jiri Olsa <jolsa@...nel.org>,
Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
LKML <linux-kernel@...r.kernel.org>,
Adrian Hunter <adrian.hunter@...el.com>,
linux-perf-users@...r.kernel.org, Ammy Yi <ammy.yi@...el.com>
Subject: Re: [PATCH v2] perf test: Do not fail Intel-PT misc test w/o
libpython
Em Fri, Oct 21, 2022 at 03:00:04PM -0700, Ian Rogers escreveu:
> On Fri, Oct 21, 2022 at 11:11 AM Namhyung Kim <namhyung@...nel.org> wrote:
> >
> > The virtuall LBR test uses a python script to check the max size of
>
> nit: virtual
Thanks, fixed and applied.
- Arnaldo
> > branch stack in the Intel-PT generated LBR. But it didn't check whether
> > python scripting is available (as it's optional).
> >
> > Let's skip the test if the python support is not available.
> >
> > Fixes: f77811a0f625 ("perf test: test_intel_pt.sh: Add 9 tests")
> > Cc: Ammy Yi <ammy.yi@...el.com>
> > Signed-off-by: Namhyung Kim <namhyung@...nel.org>
>
> Acked-by: Ian Rogers <irogers@...gle.com>
>
> Thanks,
> Ian
>
> > ---
> > tools/perf/tests/shell/test_intel_pt.sh | 6 ++++++
> > 1 file changed, 6 insertions(+)
> >
> > diff --git a/tools/perf/tests/shell/test_intel_pt.sh b/tools/perf/tests/shell/test_intel_pt.sh
> > index 4c0aabbe33bd..f5ed7b1af419 100755
> > --- a/tools/perf/tests/shell/test_intel_pt.sh
> > +++ b/tools/perf/tests/shell/test_intel_pt.sh
> > @@ -526,6 +526,12 @@ test_kernel_trace()
> > test_virtual_lbr()
> > {
> > echo "--- Test virtual LBR ---"
> > + # Check if python script is supported
> > + libpython=$(perf version --build-options | grep python | grep -cv OFF)
> > + if [ "${libpython}" != "1" ] ; then
> > + echo "SKIP: python scripting is not supported"
> > + return 2
> > + fi
> >
> > # Python script to determine the maximum size of branch stacks
> > cat << "_end_of_file_" > "${maxbrstack}"
> > --
> > 2.38.0.135.g90850a2211-goog
> >
--
- Arnaldo
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