Hi Shanker, [auto build test ERROR on next-20161224] [also build test ERROR on v4.10-rc1] [cannot apply to arm64/for-next/core v4.9-rc8 v4.9-rc7 v4.9-rc6] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Christopher-Covington/arm64-Define-Falkor-v1-CPU/20161230-081412 config: arm64-allnoconfig (attached as .config) compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm64 All errors (new ones prefixed by >>): arch/arm64/mm/context.c: In function 'flush_context': >> arch/arm64/mm/context.c:93:13: error: 'CONFIG_QCOM_FALKOR_E1003_RESERVED_ASID' undeclared (first use in this function) __set_bit(CONFIG_QCOM_FALKOR_E1003_RESERVED_ASID, asid_map); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/mm/context.c:93:13: note: each undeclared identifier is reported only once for each function it appears in arch/arm64/mm/context.c: In function 'asids_init': arch/arm64/mm/context.c:255:13: error: 'CONFIG_QCOM_FALKOR_E1003_RESERVED_ASID' undeclared (first use in this function) __set_bit(CONFIG_QCOM_FALKOR_E1003_RESERVED_ASID, asid_map); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/CONFIG_QCOM_FALKOR_E1003_RESERVED_ASID +93 arch/arm64/mm/context.c 87 /* Update the list of reserved ASIDs and the ASID bitmap. */ 88 bitmap_clear(asid_map, 0, NUM_USER_ASIDS); 89 90 /* Reserve ASID for Falkor erratum 1003 */ 91 if (IS_ENABLED(CONFIG_QCOM_FALKOR_ERRATUM_1003) && 92 cpus_have_cap(ARM64_WORKAROUND_QCOM_FALKOR_E1003)) > 93 __set_bit(CONFIG_QCOM_FALKOR_E1003_RESERVED_ASID, asid_map); 94 95 /* 96 * Ensure the generation bump is observed before we xchg the --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation