Hi David, I love your patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v5.9 next-20201023] [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/David-Gow/fat-Add-KUnit-tests-for-checksums-and-timestamps/20201024-132133 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git f11901ed723d1351843771c3a84b03a253bbf8b2 config: sparc-randconfig-s031-20201024 compiler: sparc-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-17-g2d3af347-dirty # https://github.com/0day-ci/linux/commit/3904bec3c79102be934e8021abb02c9176f099d7 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review David-Gow/fat-Add-KUnit-tests-for-checksums-and-timestamps/20201024-132133 git checkout 3904bec3c79102be934e8021abb02c9176f099d7 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sparc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): fs/fat/Kconfig:121:warning: ignoring unsupported character '&' >> fs/fat/Kconfig:122: syntax error fs/fat/Kconfig:121: invalid statement fs/fat/Kconfig:122: invalid statement fs/fat/Kconfig:123: invalid statement fs/fat/Kconfig:124: unknown statement "This" fs/fat/Kconfig:126:warning: ignoring unsupported character ',' fs/fat/Kconfig:126: unknown statement "For" fs/fat/Kconfig:127:warning: ignoring unsupported character '/' fs/fat/Kconfig:127:warning: ignoring unsupported character '/' fs/fat/Kconfig:127: unknown statement "to" fs/fat/Kconfig:129:warning: ignoring unsupported character ',' fs/fat/Kconfig:129: unknown statement "If" make[2]: *** [scripts/kconfig/Makefile:71: oldconfig] Error 1 make[1]: *** [Makefile:604: oldconfig] Error 2 make: *** [Makefile:185: __sub-make] Error 2 make: Target 'oldconfig' not remade because of errors. -- fs/fat/Kconfig:121:warning: ignoring unsupported character '&' >> fs/fat/Kconfig:122: syntax error fs/fat/Kconfig:121: invalid statement fs/fat/Kconfig:122: invalid statement fs/fat/Kconfig:123: invalid statement fs/fat/Kconfig:124: unknown statement "This" fs/fat/Kconfig:126:warning: ignoring unsupported character ',' fs/fat/Kconfig:126: unknown statement "For" fs/fat/Kconfig:127:warning: ignoring unsupported character '/' fs/fat/Kconfig:127:warning: ignoring unsupported character '/' fs/fat/Kconfig:127: unknown statement "to" fs/fat/Kconfig:129:warning: ignoring unsupported character ',' fs/fat/Kconfig:129: unknown statement "If" make[2]: *** [scripts/kconfig/Makefile:71: olddefconfig] Error 1 make[1]: *** [Makefile:604: olddefconfig] Error 2 make: *** [Makefile:185: __sub-make] Error 2 make: Target 'olddefconfig' not remade because of errors. vim +122 fs/fat/Kconfig > 122 default KUNIT_ALL_TESTS --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx