Hi Avri, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on scsi/for-next] [also build test WARNING on next-20200515] [cannot apply to mkp-scsi/for-next v5.7-rc5] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Avri-Altman/scsi-ufs-Add-HPB-Sup... base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next reproduce: # apt-get install sparse # sparse version: v0.6.1-193-gb8fad4bc-dirty make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/scsi/ufs/ufshpb.c:35:26: sparse: sparse: symbol 'ufshpb_luns_conf' was not declared. Should it be static? drivers/scsi/ufs/ufshpb.c:36:19: sparse: sparse: symbol 'ufshpb_luns' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org