Re: [PATCH v3 3/3] timers: Exclude isolated cpus from timer migation

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

Hi Gabriele,

kernel test robot noticed the following build warnings:

[auto build test WARNING on b4432656b36e5cc1d50a1f2dc15357543add530e]

url:    https://github.com/intel-lab-lkp/linux/commits/Gabriele-Monaco/timers-Rename-tmigr-online-bit-to-available/20250428-221704
base:   b4432656b36e5cc1d50a1f2dc15357543add530e
patch link:    https://lore.kernel.org/r/20250428125417.102741-8-gmonaco%40redhat.com
patch subject: [PATCH v3 3/3] timers: Exclude isolated cpus from timer migation
config: x86_64-randconfig-074-20250503 (https://download.01.org/0day-ci/archive/20250505/202505051319.949TVTy3-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250505/202505051319.949TVTy3-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/202505051319.949TVTy3-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> kernel/time/timer.c:2171: warning: Function parameter or struct member 'cpu' not described in 'timer_base_remote_is_idle'


vim +2171 kernel/time/timer.c

  2164	
  2165	/**
  2166	 * timer_base_remote_is_idle() - Return whether timer base is set idle for cpu
  2167	 *
  2168	 * Returns value of local timer base is_idle value for remote cpu.
  2169	 */
  2170	bool timer_base_remote_is_idle(unsigned int cpu)
> 2171	{
  2172		return per_cpu(timer_bases[BASE_LOCAL].is_idle, cpu);
  2173	}
  2174	

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