Hi Vitaly, [auto build test ERROR on tip/x86/core] [also build test ERROR on v4.9-rc7 next-20161130] [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/Vitaly-Kuznetsov/x86-hyperv-Handle-unknown-NMIs-on-one-CPU-when-unknown_nmi_panic/20161201-171219 config: i386-randconfig-x014-201648 (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=i386 All errors (new ones prefixed by >>): arch/x86/kernel/cpu/mshyperv.c: In function 'hv_nmi_unknown': >> arch/x86/kernel/cpu/mshyperv.c:171:7: error: 'unknown_nmi_panic' undeclared (first use in this function) if (!unknown_nmi_panic) ^~~~~~~~~~~~~~~~~ arch/x86/kernel/cpu/mshyperv.c:171:7: note: each undeclared identifier is reported only once for each function it appears in vim +/unknown_nmi_panic +171 arch/x86/kernel/cpu/mshyperv.c 165 * unknown NMI on the first CPU which gets it. 166 */ 167 static int hv_nmi_unknown(unsigned int val, struct pt_regs *regs) 168 { 169 static atomic_t nmi_cpu = ATOMIC_INIT(-1); 170 > 171 if (!unknown_nmi_panic) 172 return NMI_DONE; 173 174 if (atomic_cmpxchg(&nmi_cpu, -1, raw_smp_processor_id()) != -1) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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