Hi Tiantian, [auto build test ERROR on tip/auto-latest] [also build test ERROR on v4.10-rc3 next-20170113] [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/Xishi-Qiu/x86-call-smp-vmxoff-in-smp-stop/20170115-075446 config: x86_64-randconfig-x017-201703 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): arch/x86/kernel/smp.c: In function 'smp_stop_nmi_callback': >> arch/x86/kernel/smp.c:165:2: error: implicit declaration of function >> 'cpu_emergency_vmxoff' [-Werror=implicit-function-declaration] cpu_emergency_vmxoff(); ^~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/cpu_emergency_vmxoff +165 arch/x86/kernel/smp.c 159 static int smp_stop_nmi_callback(unsigned int val, struct pt_regs *regs) 160 { 161 /* We are registered on stopping cpu too, avoid spurious NMI */ 162 if (raw_smp_processor_id() == atomic_read(&stopping_cpu)) 163 return NMI_HANDLED; 164 > 165 cpu_emergency_vmxoff(); 166 stop_this_cpu(NULL); 167 168 return NMI_HANDLED; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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