linux-kernel - Re: [PATCH 1/2] selftests/lkdtm: Don't clear dmesg when running tests

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Date:   Fri, 26 Jun 2020 21:21:42 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Joe Lawrence <joe.lawrence@...hat.com>
Cc:     Petr Mladek <pmladek@...e.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Kees Cook <keescook@...omium.org>,
        Anders Roxell <anders.roxell@...aro.org>,
        Daniel Díaz <daniel.diaz@...aro.org>,
        Justin Cook <justin.cook@...aro.org>,
        lkft-triage@...ts.linaro.org, Miroslav Benes <mbenes@...e.cz>,
        Shuah Khan <shuah@...nel.org>
Subject: Re: [PATCH 1/2] selftests/lkdtm: Don't clear dmesg when running tests

> > Well, what about using "comm" as proposed by Michael in the other
> > mail? It seems to be part of coreutils and should be everywhere.
> >
> > I guess that many people, including me, are not fluent in awk.
> > So, I am slightly in favor of the "comm" approach ;-)
> >
>
> comm is definitely simpler and for some reason I forgot about the
> leading timestamps (again!) dismissing it thinking that the inputs
> weren't sorted.  But luckily they are and if Naresh or anyone can
> confirm that comm is well supported in the BusyBox testing environment,
> then using that is fine w/me.

"comm" works in our environment.

- Naresh