Hi Robert, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on herbert-cryptodev-2.6/master] [also build test WARNING on herbert-crypto-2.6/master linus/master next-20221012] [cannot apply to v6.0] [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/Robert-Elliott/crypto-tcrypt-test-crc32/20221013-065919 base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master config: x86_64-allyesconfig compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/15a63fd12ab4d509e54c5db6daf2e8e81fdf0cf5 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Robert-Elliott/crypto-tcrypt-test-crc32/20221013-065919 git checkout 15a63fd12ab4d509e54c5db6daf2e8e81fdf0cf5 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/crypto/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/x86/crypto/serpent_avx2_glue.c:100:32: warning: 'module_cpu_ids' defined but not used [-Wunused-const-variable=] 100 | static const struct x86_cpu_id module_cpu_ids[] = { | ^~~~~~~~~~~~~~ -- >> arch/x86/crypto/aegis128-aesni-glue.c:268:32: warning: 'module_cpu_ids' defined but not used [-Wunused-const-variable=] 268 | static const struct x86_cpu_id module_cpu_ids[] = { | ^~~~~~~~~~~~~~ -- >> arch/x86/crypto/sm4_aesni_avx_glue.c:451:32: warning: 'module_cpu_ids' defined but not used [-Wunused-const-variable=] 451 | static const struct x86_cpu_id module_cpu_ids[] = { | ^~~~~~~~~~~~~~ vim +/module_cpu_ids +100 arch/x86/crypto/serpent_avx2_glue.c e16bf974b3d965 Eric Biggers 2018-02-19 99 385e7cb709ad4a Robert Elliott 2022-10-12 @100 static const struct x86_cpu_id module_cpu_ids[] = { 385e7cb709ad4a Robert Elliott 2022-10-12 101 X86_MATCH_FEATURE(X86_FEATURE_AVX2, NULL), 385e7cb709ad4a Robert Elliott 2022-10-12 102 {} 385e7cb709ad4a Robert Elliott 2022-10-12 103 }; 385e7cb709ad4a Robert Elliott 2022-10-12 104 MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids); 385e7cb709ad4a Robert Elliott 2022-10-12 105 -- 0-DAY CI Kernel Test Service https://01.org/lkp