From: kernel test robot <lkp@intel.com>
To: Mark Rutland <mark.rutland@arm.com>
Cc: clang-built-linux@googlegroups.com, kbuild-all@lists.01.org,
linux-kernel@vger.kernel.org
Subject: [mark-rutland:arm64/entry/further-rework 3/6] arch/arm64/kernel/entry-common.c:203:17: warning: no previous prototype for function 'prepare_el0t_return_from_fork'
Date: Thu, 8 Jul 2021 08:05:21 +0800 [thread overview]
Message-ID: <202107080814.glfY2lWN-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git arm64/entry/further-rework
head: 0b26c84bfdad0505d4c64c47af300e988990cc03
commit: 7384b6c882f5c127950555c9fb64cada519f0ac3 [3/6] arm64: entry: add hooks for entry/exit work
config: arm64-randconfig-r026-20210707 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 8d69635ed9ecf36fd0ca85906bfde17949671cbe)
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 arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git/commit/?id=7384b6c882f5c127950555c9fb64cada519f0ac3
git remote add mark-rutland https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git
git fetch --no-tags mark-rutland arm64/entry/further-rework
git checkout 7384b6c882f5c127950555c9fb64cada519f0ac3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
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/arm64/kernel/entry-common.c:203:17: warning: no previous prototype for function 'prepare_el0t_return_from_fork' [-Wmissing-prototypes]
asmlinkage void prepare_el0t_return_from_fork(struct pt_regs *regs)
^
arch/arm64/kernel/entry-common.c:203:12: note: declare 'static' if the function is not intended to be used outside of this translation unit
asmlinkage void prepare_el0t_return_from_fork(struct pt_regs *regs)
^
static
1 warning generated.
vim +/prepare_el0t_return_from_fork +203 arch/arm64/kernel/entry-common.c
202
> 203 asmlinkage void prepare_el0t_return_from_fork(struct pt_regs *regs)
204 {
205 __prepare_el0t_return(regs);
206 }
207
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-07-08 0:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-08 0:05 kernel test robot [this message]
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2021-07-08 0:17 [mark-rutland:arm64/entry/further-rework 3/6] arch/arm64/kernel/entry-common.c:203:17: warning: no previous prototype for function 'prepare_el0t_return_from_fork' kernel test robot
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