Hi Rodrigo, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.14-rc1 next-20210713] [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/Rodrigo-Siqueira/drm-amd-display... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 7fef2edf7cc753b51f7ccc74993971b0a9c81eca config: s390-allyesconfig (attached as .config) compiler: s390-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/a35eeee5a7e5682f85e0d466a6160aaf4... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Rodrigo-Siqueira/drm-amd-display-Base-changes-for-isolating-FPU-operation-in-a-single-place/20210713-220840 git checkout a35eeee5a7e5682f85e0d466a6160aaf49b1dd5f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 44 | void dc_fpu_begin(const char *function_name, const int line) | ^~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c: In function 'dc_fpu_begin': drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c:47:2: error: too few arguments to function 'kernel_fpu_begin' 47 | kernel_fpu_begin(); | ^~~~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c:29: arch/s390/include/asm/fpu/api.h:96:20: note: declared here 96 | static inline void kernel_fpu_begin(struct kernel_fpu *state, u32 flags) | ^~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c: At top level: 60 | void dc_fpu_end(const char *function_name, const int line) | ^~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c: In function 'dc_fpu_end': drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c:63:2: error: too few arguments to function 'kernel_fpu_end' 63 | kernel_fpu_end(); | ^~~~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c:29: arch/s390/include/asm/fpu/api.h:109:20: note: declared here 109 | static inline void kernel_fpu_end(struct kernel_fpu *state, u32 flags) | ^~~~~~~~~~~~~~ vim +/dc_fpu_begin +44 drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/dc_fpu.c 30 31 /** 32 * dc_fpu_begin - Enables FPU protection 33 * @function_name: A string containing the function name for debug purposes 34 * (usually __func__) 35 * 36 * @line: A line number where DC_FP_START was invoked for debug purpose 37 * (usually __LINE__) 38 * 39 * This function is responsible for managing the use of kernel_fpu_begin() with 40 * the advantage of providing an event trace for debugging. 41 * 42 * Note: Do not call this function directly; always use DC_FP_START(). 43 */ 45 { 46 TRACE_DCN_FPU(true, function_name, line); 48 } 49 50 /** 51 * dc_fpu_end - Disable FPU protection 52 * @function_name: A string containing the function name for debug purposes 53 * @line: A-line number where DC_FP_END was invoked for debug purpose 54 * 55 * This function is responsible for managing the use of kernel_fpu_end() with 56 * the advantage of providing an event trace for debugging. 57 * 58 * Note: Do not call this function directly; always use DC_FP_END(). 59 */ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org