[tglx-devel:timers/pushpull 29/32] kernel/time/timer.c:2209:6: warning: no previous prototype for function 'timer_base_is_idle'

[kernel test robot <lkp@intel.com>]

Hi Anna-Maria,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git timers/pushpull
head:   c5f729902c462bd2f9153641aebe042bbb5f9ede
commit: 2d179dd1eb10c4033f67686598041df429fb9382 [29/32] timers: Introduce function to check timer base is_idle flag
config: arm-mv78xx0_defconfig (https://download.01.org/0day-ci/archive/20231206/202312061041.Ln8dqICl-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231206/202312061041.Ln8dqICl-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312061041.Ln8dqICl-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> kernel/time/timer.c:2209:6: warning: no previous prototype for function 'timer_base_is_idle' [-Wmissing-prototypes]
    2209 | bool timer_base_is_idle(void)
         |      ^
   kernel/time/timer.c:2209:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
    2209 | bool timer_base_is_idle(void)
         | ^
         | static 
   1 warning generated.


vim +/timer_base_is_idle +2209 kernel/time/timer.c

  2203	
  2204	/**
  2205	 * timer_base_is_idle() - Return whether timer base is set idle
  2206	 *
  2207	 * Returns value of local timer base is_idle value.
  2208	 */
> 2209	bool timer_base_is_idle(void)
  2210	{
  2211		return __this_cpu_read(timer_bases[BASE_LOCAL].is_idle);
  2212	}
  2213	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki