Re: [PATCH] selftests: cpufreq: Write test output to stdout as well

From: Viresh Kumar
Date: Mon Jan 17 2022 - 01:41:49 EST


On 14-01-22, 18:21, Nícolas F. R. A. Prado wrote:
> Use 'tee' to send the test output to stdout in addition to the current
> output file. This makes the output easier to handle in automated test
> systems and is superior to only later dumping the output file contents
> to stdout, since this way the test output can be interleaved with other
> log messages, like from the kernel, so that chronology is preserved,
> making it easier to detect issues.
>
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx>
> ---
> tools/testing/selftests/cpufreq/main.sh | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/cpufreq/main.sh b/tools/testing/selftests/cpufreq/main.sh
> index 31f8c9a76c5f..60ce18ed0666 100755
> --- a/tools/testing/selftests/cpufreq/main.sh
> +++ b/tools/testing/selftests/cpufreq/main.sh
> @@ -194,5 +194,5 @@ prerequisite
>
> # Run requested functions
> clear_dumps $OUTFILE
> -do_test >> $OUTFILE.txt
> +do_test | tee -a $OUTFILE.txt
> dmesg_dumps $OUTFILE

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

--
viresh