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

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Date:   Tue, 25 Jan 2022 13:51:29 -0700
From:   Shuah Khan <skhan@...uxfoundation.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>,
        Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
Cc:     Shuah Khan <shuah@...nel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>, linux-pm@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com, Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH] selftests: cpufreq: Write test output to stdout as well

On 1/16/22 11:41 PM, Viresh Kumar wrote:
> 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@...labora.com>
>> ---
>>   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@...aro.org>
> 

Thank you. Applied to linux-kselftest fixes for rc2/3

thanks,
-- Shuah