Hi Ganesh, Thank you for the patch! Yet something to improve: [auto build test ERROR on powerpc/next] [also build test ERROR on v5.16 next-20220118] [cannot apply to scottwood/next mpe/next] [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/Ganesh-Goudar/powerpc-mce-Avoid-... base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc64-randconfig-c024-20220116 (https://download.01.org/0day-ci/archive/20220118/202201181831.VB3r6wzz-lk...) compiler: powerpc64-linux-gcc (GCC) 11.2.0 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/bb8f4e786eb9c838daad7a6187dcd5904... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Ganesh-Goudar/powerpc-mce-Avoid-using-irq_work_queue-in-realmode/20220117-163425 git checkout bb8f4e786eb9c838daad7a6187dcd59040ff2771 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash arch/powerpc/platforms/pseries/ 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 >>): arch/powerpc/platforms/pseries/ras.c: In function 'mce_handle_error': 715 | unsigned long msr; | ^~~ cc1: all warnings being treated as errors vim +/msr +715 arch/powerpc/platforms/pseries/ras.c a43c1590426c44 Mahesh Salgaonkar 2018-09-11 709 4ff753feab0212 Ganesh Goudar 2020-07-24 710 static int mce_handle_error(struct pt_regs *regs, struct rtas_error_log *errp) 4ff753feab0212 Ganesh Goudar 2020-07-24 711 { 4ff753feab0212 Ganesh Goudar 2020-07-24 712 struct pseries_errorlog *pseries_log; 4ff753feab0212 Ganesh Goudar 2020-07-24 713 struct pseries_mc_errorlog *mce_log = NULL; 4ff753feab0212 Ganesh Goudar 2020-07-24 714 int disposition = rtas_error_disposition(errp); 74c3354bc1d89d Nicholas Piggin 2021-02-07 @715 unsigned long msr; 4ff753feab0212 Ganesh Goudar 2020-07-24 716 u8 error_type; 4ff753feab0212 Ganesh Goudar 2020-07-24 717 4ff753feab0212 Ganesh Goudar 2020-07-24 718 if (!rtas_error_extended(errp)) 4ff753feab0212 Ganesh Goudar 2020-07-24 719 goto out; 4ff753feab0212 Ganesh Goudar 2020-07-24 720 4ff753feab0212 Ganesh Goudar 2020-07-24 721 pseries_log = get_pseries_errorlog(errp, PSERIES_ELOG_SECT_ID_MCE); 4ff753feab0212 Ganesh Goudar 2020-07-24 722 if (!pseries_log) 4ff753feab0212 Ganesh Goudar 2020-07-24 723 goto out; 4ff753feab0212 Ganesh Goudar 2020-07-24 724 4ff753feab0212 Ganesh Goudar 2020-07-24 725 mce_log = (struct pseries_mc_errorlog *)pseries_log->data; 4ff753feab0212 Ganesh Goudar 2020-07-24 726 error_type = mce_log->error_type; 4ff753feab0212 Ganesh Goudar 2020-07-24 727 4ff753feab0212 Ganesh Goudar 2020-07-24 728 disposition = mce_handle_err_realmode(disposition, error_type); 4ff753feab0212 Ganesh Goudar 2020-07-24 729 out: 4ff753feab0212 Ganesh Goudar 2020-07-24 730 disposition = mce_handle_err_virtmode(regs, errp, mce_log, 4ff753feab0212 Ganesh Goudar 2020-07-24 731 disposition); 9ca766f9891d23 Nicholas Piggin 2019-08-02 732 return disposition; 7f177f9810ada8 Ganesh Goudar 2019-04-15 733 } 7f177f9810ada8 Ganesh Goudar 2019-04-15 734 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org