Hi Peter, Thank you for the patch! Yet something to improve: [auto build test ERROR on linux/master] [also build test ERROR on linus/master v5.12-rc7 next-20210415] [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/Peter-Enderborg/dma-buf-Add-DmaBufTotal-counter-in-meminfo/20210416-174133 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 5e46d1b78a03d52306f21f77a4e4a144b6d31486 config: arc-alldefconfig (attached as .config) compiler: arc-elf-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/0549b4e26c5fc079bdec725b55fc031a5db388c5 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Peter-Enderborg/dma-buf-Add-DmaBufTotal-counter-in-meminfo/20210416-174133 git checkout 0549b4e26c5fc079bdec725b55fc031a5db388c5 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): arc-elf-ld: fs/proc/meminfo.o: in function `meminfo_proc_show': meminfo.c:(.text+0x2b2): undefined reference to `dma_buf_get_size' >> arc-elf-ld: meminfo.c:(.text+0x2b2): undefined reference to `dma_buf_get_size' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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