From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH 2/2] powerpc/vdso32: link vdso64 with linker
Date: Wed, 02 Sep 2020 17:14:41 +0800 [thread overview]
Message-ID: <202009021739.NN47IDEv%lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 3391 bytes --]
In-Reply-To: <20200901222523.1941988-3-ndesaulniers@google.com>
References: <20200901222523.1941988-3-ndesaulniers@google.com>
TO: Nick Desaulniers <ndesaulniers@google.com>
TO: Michael Ellerman <mpe@ellerman.id.au>
TO: Nicholas Piggin <npiggin@gmail.com>
CC: Benjamin Herrenschmidt <benh@kernel.crashing.org>
CC: Paul Mackerras <paulus@samba.org>
CC: Joe Lawrence <joe.lawrence@redhat.com>
CC: Christophe Leroy <christophe.leroy@c-s.fr>
CC: linuxppc-dev(a)lists.ozlabs.org
CC: linux-kernel(a)vger.kernel.org
CC: clang-built-linux(a)googlegroups.com
CC: Kees Cook <keescook@chromium.org>
Hi Nick,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next]
[also build test ERROR on v5.9-rc3 next-20200828]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Nick-Desaulniers/link-vdso-with-linker/20200902-062746
base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc-randconfig-r022-20200901 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 224d8153b53b16cf535ea1a55afdfe1ec5b1374f)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> ld.lld: error: relocation R_PPC_REL16_LO cannot be used against symbol __kernel_datapage_offset; recompile with -fPIC
>>> defined in arch/powerpc/kernel/vdso32/datapage.o
>>> referenced by gettimeofday.S:37 (arch/powerpc/kernel/vdso32/gettimeofday.S:37)
>>> arch/powerpc/kernel/vdso32/gettimeofday.o:(__kernel_gettimeofday)
--
>> ld.lld: error: relocation R_PPC_REL16_LO cannot be used against symbol __kernel_datapage_offset; recompile with -fPIC
>>> defined in arch/powerpc/kernel/vdso32/datapage.o
>>> referenced by gettimeofday.S:82 (arch/powerpc/kernel/vdso32/gettimeofday.S:82)
>>> arch/powerpc/kernel/vdso32/gettimeofday.o:(__kernel_clock_gettime)
--
>> ld.lld: error: relocation R_PPC_REL16_LO cannot be used against symbol __kernel_datapage_offset; recompile with -fPIC
>>> defined in arch/powerpc/kernel/vdso32/datapage.o
>>> referenced by gettimeofday.S:209 (arch/powerpc/kernel/vdso32/gettimeofday.S:209)
>>> arch/powerpc/kernel/vdso32/gettimeofday.o:(__kernel_clock_getres)
--
>> ld.lld: error: relocation R_PPC_REL16_LO cannot be used against symbol __kernel_datapage_offset; recompile with -fPIC
>>> defined in arch/powerpc/kernel/vdso32/datapage.o
>>> referenced by gettimeofday.S:243 (arch/powerpc/kernel/vdso32/gettimeofday.S:243)
>>> arch/powerpc/kernel/vdso32/gettimeofday.o:(__kernel_time)
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 25708 bytes --]
next reply other threads:[~2020-09-02 9:14 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-02 9:14 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2020-09-01 22:25 [PATCH 0/2] link vdso with linker Nick Desaulniers
2020-09-01 22:25 ` [PATCH 2/2] powerpc/vdso32: link vdso64 " Nick Desaulniers
2020-09-01 22:25 ` Nick Desaulniers
2020-09-02 2:58 ` Kees Cook
2020-09-02 2:58 ` Kees Cook
2020-09-02 6:46 ` Christophe Leroy
2020-09-02 6:46 ` Christophe Leroy
2020-09-02 14:14 ` Segher Boessenkool
2020-09-02 14:14 ` Segher Boessenkool
2020-09-02 15:43 ` Christophe Leroy
2020-09-02 15:43 ` Christophe Leroy
2020-09-02 16:57 ` Segher Boessenkool
2020-09-02 16:57 ` Segher Boessenkool
2020-09-02 7:56 ` Christophe Leroy
2020-09-02 7:56 ` Christophe Leroy
2020-09-02 10:16 ` Christophe Leroy
2020-09-02 10:16 ` Christophe Leroy
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202009021739.NN47IDEv%lkp@intel.com \
--to=lkp@intel.com \
--cc=kbuild-all@lists.01.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.