Re: [PATCH v3] kbuild: Strip runtime const RELA sections correctly

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On Sat, Feb 1, 2025 at 3:40 AM Ard Biesheuvel <ardb@xxxxxxxxxx> wrote:
>
> On Fri, 31 Jan 2025 at 19:35, Masahiro Yamada <masahiroy@xxxxxxxxxx> wrote:
> >
> > On Tue, Jan 14, 2025 at 12:53 AM Ard Biesheuvel <ardb+git@xxxxxxxxxx> wrote:
> > >
> > > From: Ard Biesheuvel <ardb@xxxxxxxxxx>
> > >
> > > Due to the fact that runtime const ELF sections are named without a
> > > leading period or double underscore, the RSTRIP logic that removes the
> > > static RELA sections from vmlinux fails to identify them.
> >
> >
> > Dumb question - why can't you rename the section 'runtime*' to '.runtime*' ?
> >
> > .rel* matches to sections that just happen to start with '.rel',
> > which may not be REL or RELA.
> >
>
> That is what I proposed originally [0] but it was shot down by Linus.
>
> [0] https://lore.kernel.org/all/20241014125703.2287936-4-ardb+git@xxxxxxxxxx/T/#u


Does this work ?

$(OBJCOPY) --remove-relocations='*' $@




-- 
Best Regards
Masahiro Yamada





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