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From:   Masahiro Yamada <masahiroy@kernel.org>
Date:   Sat, 20 May 2023 22:27:34 +0900
Message-ID: <CAK7LNAQ3KO1BY5Nq6uhHQGm_eOVNvk206A-s5pSguTO3ykLUng@mail.gmail.com>
Subject: Re: [PATCH v5 10/21] modpost: rename find_elf_symbol() and find_elf_symbol2()
To:     Nick Desaulniers <ndesaulniers@google.com>
Cc:     linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
        Nathan Chancellor <nathan@kernel.org>,
        Nicolas Pitre <npitre@baylibre.com>,
        Nicolas Schier <nicolas@fjasle.eu>
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On Thu, May 18, 2023 at 6:14=E2=80=AFAM Nick Desaulniers
<ndesaulniers@google.com> wrote:
>
> On Sun, May 14, 2023 at 8:28=E2=80=AFAM Masahiro Yamada <masahiroy@kernel=
.org> wrote:
> >
> > find_elf_symbol() and find_elf_symbol2() are not good names.
> >
> > Rename them to find_tosym(), find_fromsym(), respectively.
>
> The comments maybe could be updated, too. The end of the comment looks
> wrong for both.


What do you mean?

Please tell me which part should be changed, and how.


> Thanks for the patch!
> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
>
> >
> > Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> > ---
> >
> > Changes in v5:
> >   - Change the names
> >
> >  scripts/mod/modpost.c | 12 ++++++------
> >  1 file changed, 6 insertions(+), 6 deletions(-)
> >
> > diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
> > index 3b7b78e69137..0d2c2aff2c03 100644
> > --- a/scripts/mod/modpost.c
> > +++ b/scripts/mod/modpost.c
> > @@ -1124,8 +1124,8 @@ static inline int is_valid_name(struct elf_info *=
elf, Elf_Sym *sym)
> >   * In other cases the symbol needs to be looked up in the symbol table
> >   * based on section and address.
> >   *  **/
> > -static Elf_Sym *find_elf_symbol(struct elf_info *elf, Elf64_Sword addr=
,
> > -                               Elf_Sym *relsym)
> > +static Elf_Sym *find_tosym(struct elf_info *elf, Elf64_Sword addr,
> > +                          Elf_Sym *relsym)
> >  {
> >         Elf_Sym *sym;
> >         Elf_Sym *near =3D NULL;
> > @@ -1168,8 +1168,8 @@ static Elf_Sym *find_elf_symbol(struct elf_info *=
elf, Elf64_Sword addr,
> >   * The ELF format may have a better way to detect what type of symbol
> >   * it is, but this works for now.
> >   **/
> > -static Elf_Sym *find_elf_symbol2(struct elf_info *elf, Elf_Addr addr,
> > -                                unsigned int secndx)
> > +static Elf_Sym *find_fromsym(struct elf_info *elf, Elf_Addr addr,
> > +                            unsigned int secndx)
> >  {
> >         Elf_Sym *sym;
> >         Elf_Sym *near =3D NULL;
> > @@ -1207,10 +1207,10 @@ static void default_mismatch_handler(const char=
 *modname, struct elf_info *elf,
> >         const char *tosym;
> >         const char *fromsym;
> >
> > -       from =3D find_elf_symbol2(elf, r->r_offset, fsecndx);
> > +       from =3D find_fromsym(elf, r->r_offset, fsecndx);
> >         fromsym =3D sym_name(elf, from);
> >
> > -       to =3D find_elf_symbol(elf, r->r_addend, sym);
> > +       to =3D find_tosym(elf, r->r_addend, sym);
> >         tosym =3D sym_name(elf, to);
> >
> >         /* check whitelist - we may ignore it */
> > --
> > 2.39.2
> >
>
>
> --
> Thanks,
> ~Nick Desaulniers


--=20
Best Regards
Masahiro Yamada