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Date: Thu, 16 Jul 2026 15:32:08 -0700
From: Namhyung Kim <namhyung@kernel.org>
To: Ian Rogers <irogers@google.com>
Cc: acme@kernel.org, ctshao@google.com, adrian.hunter@intel.com,
	james.clark@linaro.org, jolsa@kernel.org,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
	mingo@redhat.com, peterz@infradead.org
Subject: Re: [PATCH v4 06/14] perf stat: Extend STD output linter to test
 metric-only checks
Message-ID: <allb6KuDNpyFbqJA@google.com>
References: <20260716043223.388233-1-irogers@google.com>
 <20260716070303.507066-1-irogers@google.com>
 <20260716070303.507066-7-irogers@google.com>
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In-Reply-To: <20260716070303.507066-7-irogers@google.com>

On Thu, Jul 16, 2026 at 12:02:55AM -0700, Ian Rogers wrote:
> This patch extends tools/perf/tests/shell/stat+std_output.sh to run the
> metric-only check under the --new print flag:
> 
>   - check_metric_only
> 
> This guarantees that standard console metric-only outputs produced by
> the decoupled printing callbacks are formally validated by the test
> linter.
> 
> Signed-off-by: Ian Rogers <irogers@google.com>
> Assisted-by: Antigravity:gemini-3.5-flash
> Acked-by: Chun-Tse Shao <ctshao@google.com>

Can you please combine test changes into a commit?  I guess it's ok to
have separate one for std, csv and json.  But I'm seeing this as a
temporary changes and we will remove it once we switch to the new way.

Thanks,
Namhyung

> ---
>  tools/perf/tests/shell/stat+std_output.sh | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/tools/perf/tests/shell/stat+std_output.sh b/tools/perf/tests/shell/stat+std_output.sh
> index 0d38a1283967..69720b19b908 100755
> --- a/tools/perf/tests/shell/stat+std_output.sh
> +++ b/tools/perf/tests/shell/stat+std_output.sh
> @@ -134,6 +134,7 @@ then
>  	check_per_cache_instance "STD (New API)" "$perf_cmd"
>  	check_per_cluster "STD (New API)" "$perf_cmd"
>  fi
> +check_metric_only "STD (New API)" "$perf_cmd"
>  
>  cleanup
>  exit 0
> -- 
> 2.55.0.141.g00534a21ce-goog
>