Hi "Caleb, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on 85a90500f9a1717c4e142ce92e6c1cb1a339ec78] url: https://github.com/0day-ci/linux/commits/Caleb-D-S-Brzezinski/fat-add-a-cache-for-msdos_format_name/20210829-222721 base: 85a90500f9a1717c4e142ce92e6c1cb1a339ec78 config: x86_64-randconfig-s021-20210829 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-348-gf0e6938b-dirty # https://github.com/0day-ci/linux/commit/146971c07a5f865afc968df1d25fa312a5a38b24 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Caleb-D-S-Brzezinski/fat-add-a-cache-for-msdos_format_name/20210829-222721 git checkout 146971c07a5f865afc968df1d25fa312a5a38b24 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/fat/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> fs/fat/namei_msdos.c:37:1: sparse: sparse: symbol 'msdos_ncache' was not declared. Should it be static? >> fs/fat/namei_msdos.c:38:1: sparse: sparse: symbol 'msdos_ncache_mutex' 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@xxxxxxxxxxxx
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