From: kernel test robot <lkp@intel.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: clang-built-linux@googlegroups.com, kbuild-all@lists.01.org,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>
Subject: [linux-rt-devel:linux-5.13.y-rt-rebase 173/222] kernel/rcu/tasks.h:1298:6: warning: no previous prototype for function 'rcu_tasks_initiate_self_tests'
Date: Fri, 9 Jul 2021 02:18:11 +0800 [thread overview]
Message-ID: <202107090203.NrIRPiHK-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-5.13.y-rt-rebase
head: 7e175e6b59975c8901ad370f7818937f68de45c1
commit: 8abf1b2d2e8f61dc527e290e3cb83b0cf9fafef0 [173/222] rcu: Delay RCU-selftests
config: x86_64-randconfig-a015-20210707 (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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git/commit/?id=8abf1b2d2e8f61dc527e290e3cb83b0cf9fafef0
git remote add linux-rt-devel https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git
git fetch --no-tags linux-rt-devel linux-5.13.y-rt-rebase
git checkout 8abf1b2d2e8f61dc527e290e3cb83b0cf9fafef0
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
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 >>):
In file included from kernel/rcu/update.c:580:
>> kernel/rcu/tasks.h:1298:6: warning: no previous prototype for function 'rcu_tasks_initiate_self_tests' [-Wmissing-prototypes]
void rcu_tasks_initiate_self_tests(void)
^
kernel/rcu/tasks.h:1298:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void rcu_tasks_initiate_self_tests(void)
^
static
1 warning generated.
vim +/rcu_tasks_initiate_self_tests +1298 kernel/rcu/tasks.h
1297
> 1298 void rcu_tasks_initiate_self_tests(void)
1299 {
1300 pr_info("Running RCU-tasks wait API self tests\n");
1301 #ifdef CONFIG_TASKS_RCU
1302 synchronize_rcu_tasks();
1303 call_rcu_tasks(&tests[0].rh, test_rcu_tasks_callback);
1304 #endif
1305
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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reply other threads:[~2021-07-08 18:18 UTC|newest]
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