Hi Yu, Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next] [also build test ERROR on v5.12-rc6 next-20210407] [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/Yu-Kuai/powerpc-Make-some-symbols-static/20210407-205258 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc64-defconfig (attached as .config) compiler: powerpc64-linux-gcc (GCC) 9.3.0 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/7c0f3f68006b9b42ce944b02a2059128cc5826ec git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Yu-Kuai/powerpc-Make-some-symbols-static/20210407-205258 git checkout 7c0f3f68006b9b42ce944b02a2059128cc5826ec # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): >> arch/powerpc/kernel/btext.c:49:12: error: 'force_printk_to_btext' defined >> but not used [-Werror=unused-variable] 49 | static int force_printk_to_btext; | ^~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/force_printk_to_btext +49 arch/powerpc/kernel/btext.c 47 48 static int boot_text_mapped __force_data; > 49 static int force_printk_to_btext; 50 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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