* [linux-next:master 6721/7715] arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype for function '__s390_vdso_getcpu'
@ 2020-11-24 22:40 kernel test robot
2020-11-25 19:02 ` Souptick Joarder
0 siblings, 1 reply; 2+ messages in thread
From: kernel test robot @ 2020-11-24 22:40 UTC (permalink / raw)
To: Heiko Carstens
Cc: kbuild-all, clang-built-linux, Linux Memory Management List,
Sven Schnelle
[-- Attachment #1: Type: text/plain, Size: 2132 bytes --]
Hi Heiko,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: d9137320ac06f526fe3f9a3fdf07a3b14201068a
commit: 80f06306240e0ad1c75116111be11950474dfda7 [6721/7715] s390/vdso: reimplement getcpu vdso syscall
config: s390-randconfig-r015-20201124 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project df9ae5992889560a8f3c6760b54d5051b47c7bf5)
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 s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=80f06306240e0ad1c75116111be11950474dfda7
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 80f06306240e0ad1c75116111be11950474dfda7
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype for function '__s390_vdso_getcpu' [-Wmissing-prototypes]
int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
^
arch/s390/kernel/vdso64/getcpu.c:8:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
^
static
1 warning generated.
vim +/__s390_vdso_getcpu +8 arch/s390/kernel/vdso64/getcpu.c
7
> 8 int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 15486 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [linux-next:master 6721/7715] arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype for function '__s390_vdso_getcpu'
2020-11-24 22:40 [linux-next:master 6721/7715] arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype for function '__s390_vdso_getcpu' kernel test robot
@ 2020-11-25 19:02 ` Souptick Joarder
0 siblings, 0 replies; 2+ messages in thread
From: Souptick Joarder @ 2020-11-25 19:02 UTC (permalink / raw)
To: kernel test robot
Cc: Heiko Carstens, kbuild-all, clang-built-linux,
Linux Memory Management List, Sven Schnelle
On Wed, Nov 25, 2020 at 4:11 AM kernel test robot <lkp@intel.com> wrote:
>
> Hi Heiko,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: d9137320ac06f526fe3f9a3fdf07a3b14201068a
> commit: 80f06306240e0ad1c75116111be11950474dfda7 [6721/7715] s390/vdso: reimplement getcpu vdso syscall
> config: s390-randconfig-r015-20201124 (attached as .config)
> compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project df9ae5992889560a8f3c6760b54d5051b47c7bf5)
> 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 s390 cross compiling tool for clang build
> # apt-get install binutils-s390x-linux-gnu
> # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=80f06306240e0ad1c75116111be11950474dfda7
> git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> git fetch --no-tags linux-next master
> git checkout 80f06306240e0ad1c75116111be11950474dfda7
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
> >> arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype for function '__s390_vdso_getcpu' [-Wmissing-prototypes]
> int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
> ^
> arch/s390/kernel/vdso64/getcpu.c:8:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
> int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
> ^
> static
> 1 warning generated.
I think a declaration would be more appropriate.
>
> vim +/__s390_vdso_getcpu +8 arch/s390/kernel/vdso64/getcpu.c
>
> 7
> > 8 int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused)
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2020-11-25 19:02 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-11-24 22:40 [linux-next:master 6721/7715] arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype for function '__s390_vdso_getcpu' kernel test robot
2020-11-25 19:02 ` Souptick Joarder
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).