Hi Baoquan, I love your patch! Yet something to improve: [auto build test ERROR on s390/features] [also build test ERROR on linux/master linus/master v5.16-rc1 next-20211117] [cannot apply to kvms390/next] [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/Baoquan-He/s390-kexec-check-the-return-value-of-ipl_report_finish/20211116-112827 base: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features config: s390-allmodconfig (attached as .config) compiler: s390-linux-gcc (GCC) 11.2.0 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/d5463ab680d37f95b493b71c487a51c039dfe845 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Baoquan-He/s390-kexec-check-the-return-value-of-ipl_report_finish/20211116-112827 git checkout d5463ab680d37f95b493b71c487a51c039dfe845 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross 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 >>): arch/s390/kernel/machine_kexec_file.c: In function 'arch_kimage_file_post_load_cleanup': >> arch/s390/kernel/machine_kexec_file.c:332:9: error: implicit declaration of function 'kvfree'; did you mean 'vfree'? [-Werror=implicit-function-declaration] 332 | kvfree(image->arch.ipl_buf); | ^~~~~~ | vfree cc1: some warnings being treated as errors vim +332 arch/s390/kernel/machine_kexec_file.c 329 330 int arch_kimage_file_post_load_cleanup(struct kimage *image) 331 { > 332 kvfree(image->arch.ipl_buf); --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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