Hi Arnd, I love your patch! Yet something to improve: [auto build test ERROR on geert-m68k/for-next] [also build test ERROR on tiwai-sound/for-next gerg-m68knommu/for-next v5.18-rc3 next-20220419] [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/intel-lab-lkp/linux/commits/Arnd-Bergmann/m68k-coldfire-drop-ISA_DMA_API-support/20220419-212846 base: https://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k.git for-next config: m68k-m5307c3_defconfig (https://download.01.org/0day-ci/archive/20220420/202204201546.tAlqEoGg-lkp@xxxxxxxxx/config) compiler: m68k-linux-gcc (GCC) 11.2.0 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/intel-lab-lkp/linux/commit/0adee00b1eb9676cd3c269f898b1fae518d8c9e5 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Arnd-Bergmann/m68k-coldfire-drop-ISA_DMA_API-support/20220419-212846 git checkout 0adee00b1eb9676cd3c269f898b1fae518d8c9e5 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash arch/m68k/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> make[3]: *** No rule to make target 'arch/m68k/coldfire/dma.o', needed by 'arch/m68k/coldfire/built-in.a'. make[3]: Target '__build' not remade because of errors. -- 0-DAY CI Kernel Test Service https://01.org/lkp