linux-kernel - Re: [PATCH 4/7] kbuild: split the second line of *.mod into *.usyms

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Message-ID: <CAKwvOdmT0G5b2nz-HBCXOVKaC2h5XNsoNbsAVHTo=86b5pdBDw@mail.gmail.com>
Date:   Thu, 7 Apr 2022 10:47:24 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        Nicolas Schier <nicolas@...sle.eu>,
        Alexander Lobakin <alobakin@...me>,
        Michal Marek <michal.lkml@...kovi.net>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Sami Tolvanen <samitolvanen@...gle.com>
Subject: Re: [PATCH 4/7] kbuild: split the second line of *.mod into *.usyms

On Wed, Apr 6, 2022 at 8:31 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> The *.mod files have two lines; the first line lists the member objects
> of the module, and the second line, if CONFIG_TRIM_UNUSED_KSYMS=y, lists
> the undefined symbols.

Enabling EXPERT and TRIM_UNUSED_KSYMS, I didn't find any .mod files
containing a second line that wasn't empty. Is there an example that
has such symbol list that I can use to verify?
-- 
Thanks,
~Nick Desaulniers