Messages in this thread | | | Date | Fri, 3 Sep 2021 07:32:34 +0800 | From | kernel test robot <> | Subject | [rcu:dev.2021.08.25a 114/115] kernel/time/tick-oneshot.c:22:7: warning: no previous prototype for function 'tick_program_event_get_debug' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2021.08.25a head: 2ba1d046d9bc5b4496027d120e3ddcdfbb2fe9f4 commit: 79b77a560631f5a34c7dd062f1312430bc092f44 [114/115] EXP cpu: Track path through tick_program_event() config: hexagon-randconfig-r041-20210903 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project c9948e9254fbb6ea00f66c7b4542311d21e060be) 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 # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=79b77a560631f5a34c7dd062f1312430bc092f44 git remote add rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git git fetch --no-tags rcu dev.2021.08.25a git checkout 79b77a560631f5a34c7dd062f1312430bc092f44 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon
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 >>):
>> kernel/time/tick-oneshot.c:22:7: warning: no previous prototype for function 'tick_program_event_get_debug' [-Wmissing-prototypes] char *tick_program_event_get_debug(int cpu) ^ kernel/time/tick-oneshot.c:22:1: note: declare 'static' if the function is not intended to be used outside of this translation unit char *tick_program_event_get_debug(int cpu) ^ static 1 warning generated.
vim +/tick_program_event_get_debug +22 kernel/time/tick-oneshot.c
21 > 22 char *tick_program_event_get_debug(int cpu) 23 { 24 return READ_ONCE(per_cpu(tick_program_event_codepath, cpu)); 25 } 26
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