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-using-irq_work_queue-in-realmode/20220117-163425
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-lkp@intel.com/config)
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/bb8f4e786eb9c838daad7a6187dcd59040ff2771
        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 <redacted>

All errors (new ones prefixed by >>):

   arch/powerpc/platforms/pseries/ras.c: In function 'mce_handle_error':

quoted

arch/powerpc/platforms/pseries/ras.c:715:23: error: unused variable 'msr' [-Werror=unused-variable]

     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  

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