linux-kernel - Re: [PATCH v2 0/8] selftests: Move test output to diagnostic lines

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Date:   Thu, 25 Apr 2019 14:39:37 -0600
From:   shuah <shuah@...nel.org>
To:     Kees Cook <keescook@...omium.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Darren Hart <dvhart@...radead.org>,
        Christian Brauner <christian@...uner.io>,
        Tycho Andersen <tycho@...ho.ws>,
        Serge Hallyn <serge@...lyn.com>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, shuah <shuah@...nel.org>
Subject: Re: [PATCH v2 0/8] selftests: Move test output to diagnostic lines

On 4/25/19 11:05 AM, Kees Cook wrote:
> On Thu, Apr 25, 2019 at 9:52 AM shuah <shuah@...nel.org> wrote:
>>
>> On 4/24/19 5:12 PM,  wrote:
>>> This refactors the selftest Makefiles to extract the test running logic
>>> to be reused between "run_tests" and "emit_tests", while also fixing
>>> up the test output to be TAP version 13 compliant:
>>> - added "plan" line
>>> - fixed result line syntax
>>> - moved all test output to be "# "-prefixed as TAP "diagnostic" lines
>>>
>>> The prefixing code includes a fallback mode for limited execution
>>> environments.
>>>
>>> Additionally, the plan lines are fixed for all callers of kselftest.h.
>>>
>>> -Kees
>>>
>>
>> Kees,
>>
>> Just about to apply these to a topic branch to do testing and ran into
>> checkpatch errors:
>>
>>
>> WARNING: line over 80 characters - a few
> 
> I only saw one, which is on a string which kernel coding style says to
> leave unsplit:
> 
> WARNING: line over 80 characters
> #55: FILE: tools/testing/selftests/kselftest/runner.sh:19:
> +               echo "$TEST_HDR_MSG: Warning: file $TEST is not
> executable, correct this."
> 
>> WARNING: Misplaced SPDX-License-Identifier tag - use line 1 instead
>> #141: FILE: tools/testing/selftests/kselftest/runner.sh:2:
> 
> WARNING: Misplaced SPDX-License-Identifier tag - use line 1 instead
> #37: FILE: tools/testing/selftests/kselftest/runner.sh:2:
>   # SPDX-License-Identifier: GPL-2.0
> 
> This is a shell script. It can't be on line 1:
> 
> $ head -n3 tools/testing/selftests/kselftest/runner.sh
> #!/bin/sh
> # SPDX-License-Identifier: GPL-2.0
> #
> 
> That looks like a bug in checkpatch not resetting the expected line or
> something.
> 
>> Can fix them and resend - SPDX one is my main concern.
> 
> These appear to be false positives; I don't think I need to fix them?
> Let me know what you think.
> 
>> The plan is to apply these to linux-kselftest ksft-tap-refactor topic
>> first. I don't want to rush these until we do some testing.
> 
> Absolutely. :)
> 
> Thanks!
> 

Kees,

Pushed all 8 patches to 
https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest 
ksft-tap-refactor topic branch

I will have time to test tomorrow.

thanks,
-- Shuah