[kbuild-all] Re: [PATCH char-misc v1] misc: Add Renesas Synchronization Management Unit (SMU) support

Hi, Thank you for the patch! Yet something to improve: [auto build test ERROR on char-misc/master] url: https://github.com/0day-ci/linux/commits/min-li-xe-renesas-com/misc-Add-R... base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git b3a9e3b9622ae10064826dccb4f7a52bd88c7407 config: x86_64-randconfig-a013-20210317 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 6db3ab2903f42712f44000afb5aa467efbd25f35) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/f1c28c63e2514eac89cce46df118039da... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review min-li-xe-renesas-com/misc-Add-Renesas-Synchronization-Management-Unit-SMU-support/20210318-052232 git checkout f1c28c63e2514eac89cce46df118039da7c21e47 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 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 >>): In file included from <built-in>:1: __u8 dpll; ^ ./usr/include/linux/rsmu.h:15:2: error: unknown type name '__u8' __u8 mode; ^ ./usr/include/linux/rsmu.h:20:2: error: unknown type name '__u8' __u8 dpll; ^ ./usr/include/linux/rsmu.h:21:2: error: unknown type name '__u8' __u8 state; ^ ./usr/include/linux/rsmu.h:26:2: error: unknown type name '__u8' __u8 dpll; ^ __s64 ffo; ^ 6 errors generated. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org