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SubjectRe: [PATCH] include/linux/compiler-clang.h: define __naked
On Wed, Sep 12, 2018 at 9:03 PM Miguel Ojeda
<miguel.ojeda.sandonis@gmail.com> wrote:
>
> Hi again,
>
> On Wed, Sep 12, 2018 at 6:19 AM, Miguel Ojeda
> <miguel.ojeda.sandonis@gmail.com> wrote:
> >
> > I will do a bigger one tomorrow or so and see if there are any
> > important differences. Regardless of what we do, I will send the
> > __naked patches separately as well (requested by Nick on GitHub).
>
> So I did a comparison with a full allyesconfig between -rc2 and -rc2 +
> v4. I find quite a lot binary differences, but not a single objdump -d
> difference (object file by object file) just by fixing UTS_RELEASE to
> the same value, so I guess that is a very good sign in case someone
> wants to pick the entire series sooner than expected. Regardless, I
> will send the separate __naked patches.
>
> I should note that, at some point in one of my allyesconfig builds I got this:
>
> UPD include/generated/compile.h
> CC init/version.o
> AR init/built-in.a
> AR built-in.a
> LD vmlinux.o
> MODPOST vmlinux.o
> ld: drivers/edac/amd64_edac.o(.text+0x200031d2): reloc against
> `__asan_load4_noabort': error 4
> ld: final link failed: Nonrepresentable section on output
> Makefile:1035: recipe for target 'vmlinux' failed
> make: *** [vmlinux] Error 1

+ Dmitry for the KASAN error (Andrey was already cc'ed)

>
> Running make (without cleaning) didn't reproduce it, and the other
> allyesconfig builds didn't suffer any problem either. Maybe my
> hardware is failing, but I wanted to let you know nevertheless.
>
> Cheers,
> Miguel



--
Thanks,
~Nick Desaulniers

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