Re: [PATCH v5 15/15] perf jevents: Run metric_test.py at compile-time

From: Ian Rogers <irogers@google.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>,
	Will Deacon <will@kernel.org>,  James Clark <james.clark@arm.com>,
	Mike Leach <mike.leach@linaro.org>,  Leo Yan <leo.yan@linaro.org>,
	Peter Zijlstra <peterz@infradead.org>,
	 Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	 Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>,  Namhyung Kim <namhyung@kernel.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	 Kan Liang <kan.liang@linux.intel.com>,
	Kim Phillips <kim.phillips@amd.com>,
	 Florian Fischer <florian.fischer@muhq.space>,
	Ravi Bangoria <ravi.bangoria@amd.com>,
	 Xing Zhengjun <zhengjun.xing@linux.intel.com>,
	Rob Herring <robh@kernel.org>,
	 Kang Minchul <tegongkang@gmail.com>,
	linux-arm-kernel@lists.infradead.org,
	 linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	 Sandipan Das <sandipan.das@amd.com>,
	Jing Zhang <renyu.zj@linux.alibaba.com>,
	 linuxppc-dev@lists.ozlabs.org, Kajol Jain <kjain@linux.ibm.com>,
	 Stephane Eranian <eranian@google.com>,
	Perry Taylor <perry.taylor@intel.com>,
	 Caleb Biggers <caleb.biggers@intel.com>
Subject: Re: [PATCH v5 15/15] perf jevents: Run metric_test.py at compile-time
Date: Sat, 4 Feb 2023 13:25:31 -0800	[thread overview]
Message-ID: <CAP-5=fVSVURfMiDQYL8LSnhGEQ4VSA4EcMvmW6pdfLEtJa7ZNw@mail.gmail.com> (raw)
In-Reply-To: <Y91rYT5eBOFUHsJK@kernel.org>

On Fri, Feb 3, 2023 at 12:15 PM Arnaldo Carvalho de Melo
<acme@kernel.org> wrote:
>
> Em Thu, Jan 26, 2023 at 03:36:45PM -0800, Ian Rogers escreveu:
> > Add a target that generates a log file for running metric_test.py and
> > make this a dependency on generating pmu-events.c. The log output is
> > displayed if the test fails like (the test was modified to make it
> > fail):
> >
> > ```
> >   TEST    /tmp/perf/pmu-events/metric_test.log
> > F......
> > ======================================================================
> > FAIL: test_Brackets (__main__.TestMetricExpressions)
> > ----------------------------------------------------------------------
> > Traceback (most recent call last):
> >   File "tools/perf/pmu-events/metric_test.py", line 33, in test_Brackets
> >     self.assertEqual((a * b + c).ToPerfJson(), 'a * b + d')
> > AssertionError: 'a * b + c' != 'a * b + d'
> > - a * b + c
> > ?         ^
> > + a * b + d
>
> Added this:
>
> diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore
> index 05806ecfc33c12a1..f533e76fb48002b7 100644
> --- a/tools/perf/.gitignore
> +++ b/tools/perf/.gitignore
> @@ -38,6 +38,7 @@ arch/*/include/generated/
>  trace/beauty/generated/
>  pmu-events/pmu-events.c
>  pmu-events/jevents
> +pmu-events/metric_test.log
>  feature/
>  libapi/
>  libbpf/
> diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
> index b7d9c42062300d04..bac9272682b759e9 100644
> --- a/tools/perf/Makefile.perf
> +++ b/tools/perf/Makefile.perf
> @@ -1103,6 +1103,7 @@ clean:: $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean $(LIBSYMBOL)-clean $(
>                 $(OUTPUT)util/intel-pt-decoder/inat-tables.c \
>                 $(OUTPUT)tests/llvm-src-{base,kbuild,prologue,relocation}.c \
>                 $(OUTPUT)pmu-events/pmu-events.c \
> +               $(OUTPUT)pmu-events/metric_test.log \
>                 $(OUTPUT)$(fadvise_advice_array) \
>                 $(OUTPUT)$(fsconfig_arrays) \
>                 $(OUTPUT)$(fsmount_arrays) \

Acked, thanks!

Ian

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