linux-kernel - Re: [PATCH v6] scripts/link-vmlinux.sh: Add alias to duplicate symbols for kallsyms

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Date:   Thu, 26 Oct 2023 18:58:06 +0200
From:   Alessandro Carminati <alessandro.carminati@...il.com>
To:     Francis Laniel <flaniel@...ux.microsoft.com>
Cc:     Masahiro Yamada <masahiroy@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Daniel Bristot de Oliveira <bristot@...nel.org>,
        Josh Poimboeuf <jpoimboe@...nel.org>,
        Luis Chamberlain <mcgrof@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Nicolas Schier <nicolas@...sle.eu>,
        Alexander Lobakin <aleksander.lobakin@...el.com>,
        Nick Alcock <nick.alcock@...cle.com>,
        Kris Van Hees <kris.van.hees@...cle.com>,
        Eugene Loh <eugene.loh@...cle.com>,
        Viktor Malik <vmalik@...hat.com>,
        Petr Mladek <pmladek@...e.com>, Tom Rix <trix@...hat.com>,
        linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-trace-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH v6] scripts/link-vmlinux.sh: Add alias to duplicate
 symbols for kallsyms

Hello Francis,


Il giorno gio 26 ott 2023 alle ore 18:01 Francis Laniel
<flaniel@...ux.microsoft.com> ha scritto:
>
> Hi!
>
>
> Le mercredi 25 octobre 2023, 21:33:43 EEST Alessandro Carminati a écrit :
> > Hi Francis,
> > Thanks a lot for your feedback!
>
> You are welcome!
>
> > Il giorno mer 25 ott 2023 alle ore 15:21 Francis Laniel
> >
> > /* SNIP */
> > > > debug >= DebugLevel.INFO.value:
> > > Shouldn't this rather test nmdata?
> >
> > Not sure to understand this feedback.
>
> Sorry, this was not clear.
> Rather than testing vmlinux_file, shouldn't you test nmdata_file?
Now I see your point.
If the assumption is that scripts/kas_alias.py is triggered by
scripts/link-vmlinux.sh I dare to say that it makes no difference.
But, since the purpose of this work is to manipulate the nmdata_file, using
it is probably fitting more the use case.
>
>
> Best regards.
>
>
Thank you for the precious suggestions.
Regards
Alessandro