Hi "Naveen, I love your patch! Yet something to improve: [auto build test ERROR on f993aed406eaf968ba3867a76bb46c95336a33d0] url: https://github.com/intel-lab-lkp/linux/commits/Naveen-N-Rao/kexec_file-Drop-weak-attribute-from-arch_kexec_apply_relocations-_add/20220519-171432 base: f993aed406eaf968ba3867a76bb46c95336a33d0 config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20220519/202205192320.CoXevcfR-lkp@xxxxxxxxx/config) compiler: s390-linux-gcc (GCC) 11.3.0 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/intel-lab-lkp/linux/commit/67171688c71cb5b05f26e0dfc45eec8d8d1428ff git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Naveen-N-Rao/kexec_file-Drop-weak-attribute-from-arch_kexec_apply_relocations-_add/20220519-171432 git checkout 67171688c71cb5b05f26e0dfc45eec8d8d1428ff # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash arch/s390/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from arch/s390/kernel/machine_kexec_reloc.c:3: >> arch/s390/include/asm/kexec.h:89:38: error: unknown type name 'Elf_Shdr'; did you mean 'elf_shdr'? 89 | Elf_Shdr *section, | ^~~~~~~~ | elf_shdr arch/s390/include/asm/kexec.h:90:44: error: unknown type name 'Elf_Shdr' 90 | const Elf_Shdr *relsec, | ^~~~~~~~ arch/s390/include/asm/kexec.h:91:44: error: unknown type name 'Elf_Shdr' 91 | const Elf_Shdr *symtab); | ^~~~~~~~ vim +89 arch/s390/include/asm/kexec.h 85 86 #ifdef CONFIG_KEXEC_FILE 87 struct purgatory_info; 88 int arch_kexec_apply_relocations_add(struct purgatory_info *pi, > 89 Elf_Shdr *section, -- 0-DAY CI Kernel Test Service https://01.org/lkp