Hi James, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 858328aa50984206eb1dfc7218a03c5cc0165d3f commit: 6dfc76f160cb5e8bf25cb85d4763cdc3144bfda8 [20444/23875] arm64: errata: Remove AES hwcap for COMPAT tasks config: arm64-randconfig-004-20241027 (https://download.01.org/0day-ci/archive/20241028/202410282030.pKjQvIBc-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410282030.pKjQvIBc-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410282030.pKjQvIBc-lkp@intel.com/ All errors (new ones prefixed by >>): arch/arm64/kernel/cpufeature.c: In function 'elf_hwcap_fixup':

...

arch/arm64/kernel/cpufeature.c:1287:9: error: 'a32_elf_hwcap2' undeclared (first use in this function); did you mean 'elf_hwcap'? 1287 | a32_elf_hwcap2 &= ~COMPAT_HWCAP2_AES; | ^~~~~~~~~~~~~~ | elf_hwcap arch/arm64/kernel/cpufeature.c:1287:9: note: each undeclared identifier is reported only once for each function it appears in

vim +1287 arch/arm64/kernel/cpufeature.c 1282 1283 static void elf_hwcap_fixup(void) 1284 { 1285 #ifdef CONFIG_ARM64_ERRATUM_1742098 1286 if (cpus_have_const_cap(ARM64_WORKAROUND_1742098))

1287 a32_elf_hwcap2 &= ~COMPAT_HWCAP2_AES; 1288 #endif /* ARM64_ERRATUM_1742098 */ 1289 } 1290

-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki