linux-kernel - Re: [PATCH 2/2] modpost: move export_from_secname() call to more relevant place

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Date:   Mon, 4 Apr 2022 10:03:51 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        Michal Marek <michal.lkml@...kovi.net>
Subject: Re: [PATCH 2/2] modpost: move export_from_secname() call to more
 relevant place

On Sat, Apr 2, 2022 at 6:00 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> The value returned by export_from_secname() is only used by
> sym_add_exported().
>
> Move export_from_secname() just above sym_add_exported().
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>

Thanks for the patch!
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

> ---
>
>  scripts/mod/modpost.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
> index 194ca9083c7a..f9e54247ae1d 100644
> --- a/scripts/mod/modpost.c
> +++ b/scripts/mod/modpost.c
> @@ -684,12 +684,8 @@ static void handle_modversion(const struct module *mod,
>  static void handle_symbol(struct module *mod, struct elf_info *info,
>                           const Elf_Sym *sym, const char *symname)
>  {
> -       enum export export;
>         const char *name;
>
> -       if (strstarts(symname, "__ksymtab"))
> -               export = export_from_secname(info, get_secindex(info, sym));
> -
>         switch (sym->st_shndx) {
>         case SHN_COMMON:
>                 if (strstarts(symname, "__gnu_lto_")) {
> @@ -724,7 +720,11 @@ static void handle_symbol(struct module *mod, struct elf_info *info,
>         default:
>                 /* All exported symbols */
>                 if (strstarts(symname, "__ksymtab_")) {
> +                       enum export export;
> +
>                         name = symname + strlen("__ksymtab_");
> +                       export = export_from_secname(info,
> +                                                    get_secindex(info, sym));
>                         sym_add_exported(name, mod, export);
>                 }
>                 if (strcmp(symname, "init_module") == 0)
> --
> 2.32.0
>


-- 
Thanks,
~Nick Desaulniers