Hi Borislav, I love your patch! Yet something to improve: [auto build test ERROR on tip/x86/mm] [cannot apply to linux/master powerpc/next s390/features tip/x86/core linus/master v5.6-rc6 next-20200317] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Borislav-Petkov/treewide-Rename-... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 17c4a2ae15a7aaefe84bdb271952678c5c9cd8e1 config: s390-zfcpdump_defconfig (attached as .config) compiler: s390-linux-gcc (GCC) 9.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=9.2.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): s390-linux-ld: kernel/dma/mapping.o: in function `dma_pgprot': mapping.c:(.text+0x144): undefined reference to `force_dma_decrypted' s390-linux-ld: kernel/dma/mapping.o: in function `dma_common_mmap': mapping.c:(.text+0x1a4): undefined reference to `force_dma_decrypted' s390-linux-ld: kernel/dma/direct.o: in function `dma_direct_get_required_mask': direct.c:(.text+0xae): undefined reference to `force_dma_decrypted' s390-linux-ld: kernel/dma/direct.o: in function `__dma_direct_alloc_pages': direct.c:(.text+0x152): undefined reference to `force_dma_decrypted' s390-linux-ld: kernel/dma/direct.o:direct.c:(.text+0x2e0): more undefined references to `force_dma_decrypted' follow --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org