On Thu, Mar 23, 2023 at 11:51 PM kernel test robot <lkp@xxxxxxxxx> wrote: > > Hi Fangrui, > > Thank you for the patch! Perhaps something to improve: > > [auto build test WARNING on masahiroy-kbuild/for-next] > [also build test WARNING on masahiroy-kbuild/fixes linus/master v6.3-rc3 next-20230323] > [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#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Fangrui-Song/Makefile-use-z-pack-relative-relocs/20230324-044515 > base: https://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git for-next > patch link: https://lore.kernel.org/r/20230323204427.3594372-1-maskray%40google.com > patch subject: [PATCH] Makefile: use -z pack-relative-relocs > config: arm64-randconfig-r022-20230322 (https://download.01.org/0day-ci/archive/20230324/202303241443.0sSziFDY-lkp@xxxxxxxxx/config) > compiler: aarch64-linux-gcc (GCC) 12.1.0 > 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/8f47a36faf182f96a2bbf4d3b9305fe9a90c5cde > git remote add linux-review https://github.com/intel-lab-lkp/linux > git fetch --no-tags linux-review Fangrui-Song/Makefile-use-z-pack-relative-relocs/20230324-044515 > git checkout 8f47a36faf182f96a2bbf4d3b9305fe9a90c5cde > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 olddefconfig > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash > > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot <lkp@xxxxxxxxx> > | Link: https://lore.kernel.org/oe-kbuild-all/202303241443.0sSziFDY-lkp@xxxxxxxxx/ > > All warnings (new ones prefixed by >>): > > >> aarch64-linux-ld: warning: -z pack-relative-relocs ignored > >> aarch64-linux-ld: warning: -z pack-relative-relocs ignored > >> aarch64-linux-ld: warning: -z pack-relative-relocs ignored > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests I forgot to check aarch64-linux-gnu-ld. To address the issue I can use: # ld.lld before 15 did not support -z pack-relative-relocs. if ! $LD $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr -o $tmp_file 2>/dev/null; then $LD $tmp_file.o -shared -Bsymbolic -z pack-relative-relocs -o $tmp_file 2>&1 | grep -q pack-relative-relocs && exit 1 fi -- 宋方睿
