From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Nick Desaulniers <ndesaulniers@google.com>,
Michael Ellerman <mpe@ellerman.id.au>
Cc: Christophe Leroy <christophe.leroy@c-s.fr>,
Joe Lawrence <joe.lawrence@redhat.com>,
Kees Cook <keescook@chromium.org>,
Fangrui Song <maskray@google.com>,
LKML <linux-kernel@vger.kernel.org>,
Nicholas Piggin <npiggin@gmail.com>,
clang-built-linux <clang-built-linux@googlegroups.com>,
Paul Mackerras <paulus@samba.org>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH 1/2] powerpc/vdso64: link vdso64 with linker
Date: Wed, 2 Sep 2020 20:02:00 +0200 [thread overview]
Message-ID: <3d837a36-a186-6789-7924-eaa97f056b68@csgroup.eu> (raw)
In-Reply-To: <CAKwvOd=ZeJU+vLUk2P7FpX35haj7AC50B9Yps4pyoGCpd7ueTw@mail.gmail.com>
Le 02/09/2020 à 19:41, Nick Desaulniers a écrit :
> On Wed, Sep 2, 2020 at 5:14 AM Michael Ellerman <mpe@ellerman.id.au> wrote:
>>
>> Nick Desaulniers <ndesaulniers@google.com> writes:
>>> Fixes: commit f2af201002a8 ("powerpc/build: vdso linker warning for orphan sections")
>>
>> I think I'll just revert that for v5.9 ?
>
> SGTM; you'll probably still want these changes with some modifications
> at some point; vdso32 did have at least one orphaned section, and will
> be important for hermetic builds. Seeing crashes in supported
> versions of the tools ties our hands at the moment.
>
Keeping the tool problem aside with binutils 2.26, do you have a way to
really link an elf32ppc object when building vdso32 for PPC64 ?
Christophe
next prev parent reply other threads:[~2020-09-02 18:02 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-01 22:25 [PATCH 0/2] link vdso with linker Nick Desaulniers
2020-09-01 22:25 ` [PATCH 1/2] powerpc/vdso64: link vdso64 " Nick Desaulniers
2020-09-02 12:14 ` Michael Ellerman
2020-09-02 17:41 ` Nick Desaulniers
2020-09-02 18:02 ` Christophe Leroy [this message]
2021-04-22 22:44 ` Nick Desaulniers
2021-04-23 7:40 ` Christophe Leroy
2021-04-23 17:18 ` Christophe Leroy
2022-03-02 16:48 ` Christophe Leroy
2020-09-01 22:25 ` [PATCH 2/2] powerpc/vdso32: " Nick Desaulniers
2020-09-02 2:58 ` Kees Cook
2020-09-02 6:46 ` Christophe Leroy
2020-09-02 14:14 ` Segher Boessenkool
2020-09-02 15:43 ` Christophe Leroy
2020-09-02 16:57 ` Segher Boessenkool
2020-09-02 7:56 ` Christophe Leroy
2020-09-02 10:16 ` Christophe Leroy
2020-09-02 5:21 ` [PATCH 0/2] link vdso " Nathan Chancellor
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