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

From: kernel test robot
Date: Mon May 05 2025 - 03:19:59 EST


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@xxxxxxxxx/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@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505051319.949TVTy3-lkp@xxxxxxxxx/

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

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