Hi Redha, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/sched/core] [also build test ERROR on pm/linux-next tip/x86/core linus/master v5.9 next-20201016] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Redha-Gouicem/cpufreq-x86-allow-... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git feff2e65efd8d84cf831668e182b2ce73c604bbb config: parisc-defconfig (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/188307dbf909fd1f2ed97b8db21a793b7... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Redha-Gouicem/cpufreq-x86-allow-external-frequency-measures/20201021-004445 git checkout 188307dbf909fd1f2ed97b8db21a793b7057d794 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): hppa-linux-ld: kernel/sched/core.o: in function `scheduler_tick': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org