Hi Minchan, I love your patch! Yet something to improve: [auto build test ERROR on arm64/for-next/core] [also build test ERROR on arm/for-next m68k/for-next powerpc/next s390/features linus/master v5.6-rc4 next-20200302] [cannot apply to tip/x86/asm hp-parisc/for-next] [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/Minchan-Kim/introduce-memory-hinting-API-for-external-process/20200303-044625 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 7.5.0 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=7.5.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): aarch64-linux-ld: arch/arm64/kernel/head.o: relocation R_AARCH64_ABS32 against `_kernel_offset_le_lo32' can not be used when making a shared object aarch64-linux-ld: arch/arm64/kernel/efi-entry.stub.o: relocation R_AARCH64_ABS32 against `__efistub_stext_offset' can not be used when making a shared object arch/arm64/kernel/head.o: In function `kimage_vaddr': (.idmap.text+0x0): dangerous relocation: unsupported relocation arch/arm64/kernel/head.o: In function `__primary_switch': (.idmap.text+0x378): dangerous relocation: unsupported relocation (.idmap.text+0x380): dangerous relocation: unsupported relocation >> arch/arm64/kernel/sys32.o:(.rodata+0xdb8): undefined reference to `__arm64_process_madvise' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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