Messages in this thread | | | Date | Fri, 7 Jan 2022 15:08:43 +0800 | From | kernel test robot <> | Subject | [ammarfaizi2-block:paulmck/linux-rcu/dev 51/53] kernel/time/tick-sched.c:1455:6: warning: no previous prototype for function 'tick_setup_sched_timer_dump' |
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tree: https://github.com/ammarfaizi2/linux-block paulmck/linux-rcu/dev head: 56b8a9dc5e8aa4d625a09ce87015016ae339d44d commit: feba9f855e1f9231392df9e7c2ba94e2fe1bc822 [51/53] EXP timers: Debugging for last-resort jiffies update config: i386-randconfig-r014-20220107 (https://download.01.org/0day-ci/archive/20220107/202201071538.1zOsvPzw-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 32167bfe64a4c5dd4eb3f7a58e24f4cba76f5ac2) 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://github.com/ammarfaizi2/linux-block/commit/feba9f855e1f9231392df9e7c2ba94e2fe1bc822 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block paulmck/linux-rcu/dev git checkout feba9f855e1f9231392df9e7c2ba94e2fe1bc822 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kernel/ kernel/time/
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-sched.c:1455:6: warning: no previous prototype for function 'tick_setup_sched_timer_dump' [-Wmissing-prototypes] void tick_setup_sched_timer_dump(void) ^ kernel/time/tick-sched.c:1455:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void tick_setup_sched_timer_dump(void) ^ static 1 warning generated.
vim +/tick_setup_sched_timer_dump +1455 kernel/time/tick-sched.c
1454 > 1455 void tick_setup_sched_timer_dump(void) 1456 { 1457 int cpu; 1458 int j = jiffies; 1459 1460 pr_alert("%s state", __func__); 1461 for_each_possible_cpu(cpu) 1462 pr_cont(" j/c %x/%d %c", 1463 (int)(j - per_cpu(tick_setup_sched_timer_jiffies, cpu)) & 0xfff, 1464 per_cpu(tick_setup_sched_timer_jiffies_count, cpu), 1465 ".H"[per_cpu(tick_setup_sched_timer_help_needed, cpu)]); 1466 pr_cont("\n"); 1467 } 1468
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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