tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/test head: 516c2f87d0d1204a9ea1b36298283f74056a7eab commit: 4df5d8a622235d0b26aba92c881d190667e4d6c3 [55/64] rcutorture: Test runtime toggling of CPUs' callback offloading config: riscv-randconfig-r036-20200923 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c32e69b2ce7abfb151a87ba363ac9e25abf7d417) 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 riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=4df5d8a622235d0b26aba92c881d190667e4d6c3 git remote add rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git git fetch --no-tags rcu rcu/test git checkout 4df5d8a622235d0b26aba92c881d190667e4d6c3 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
All warnings (new ones prefixed by >>):
>> kernel/rcu/rcutorture.c:1507:13: warning: no previous prototype for function
>> 'rcu_nocb_cpu_offload' [-Wmissing-prototypes]
void __weak rcu_nocb_cpu_offload(int cpu) {}
^
kernel/rcu/rcutorture.c:1507:1: note: declare 'static' if the function is
not intended to be used outside of this translation unit
void __weak rcu_nocb_cpu_offload(int cpu) {}
^
static
>> kernel/rcu/rcutorture.c:1508:13: warning: no previous prototype for function
>> 'rcu_nocb_cpu_deoffload' [-Wmissing-prototypes]
void __weak rcu_nocb_cpu_deoffload(int cpu) {}
^
kernel/rcu/rcutorture.c:1508:1: note: declare 'static' if the function is
not intended to be used outside of this translation unit
void __weak rcu_nocb_cpu_deoffload(int cpu) {}
^
static
2 warnings generated.
vim +/rcu_nocb_cpu_offload +1507 kernel/rcu/rcutorture.c
1506
> 1507 void __weak rcu_nocb_cpu_offload(int cpu) {}
> 1508 void __weak rcu_nocb_cpu_deoffload(int cpu) {}
1509
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
