Re: [PATCH v2 2/2] kbuild: Disable CONFIG_LD_ORPHAN_WARN for ld.lld 10.0.1

[Masahiro Yamada]

On Wed, Nov 25, 2020 at 7:22 AM Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>
> On Thu, Nov 19, 2020 at 01:13:27PM -0800, Nick Desaulniers wrote:
> > On Thu, Nov 19, 2020 at 12:57 PM Nathan Chancellor
> > <natechancellor@xxxxxxxxx> wrote:
> > >
> > > ld.lld 10.0.1 spews a bunch of various warnings about .rela sections,
> > > along with a few others. Newer versions of ld.lld do not have these
> > > warnings. As a result, do not add '--orphan-handling=warn' to
> > > LDFLAGS_vmlinux if ld.lld's version is not new enough.
> > >
> > > Link: https://github.com/ClangBuiltLinux/linux/issues/1187
> > > Link: https://github.com/ClangBuiltLinux/linux/issues/1193
> > > Reported-by: Arvind Sankar <nivedita@xxxxxxxxxxxx>
> > > Reported-by: kernelci.org bot <bot@xxxxxxxxxxxx>
> > > Reported-by: Mark Brown <broonie@xxxxxxxxxx>
> > > Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
> > > Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
> >
> > Thanks for the additions in v2.
> > Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
>
> I'm going to carry this for a few days in -next, and if no one screams,
> ask Linus to pull it for v5.10-rc6.
>
> Thanks!
>
> --
> Kees Cook


Sorry for the delay.
Applied to linux-kbuild.

But, I already see this in linux-next.

Please let me know if I should drop it from my tree.


-- 
Best Regards
Masahiro Yamada