Hi Piotr, [auto build test ERROR on next-20160310] [cannot apply to tip/x86/core v4.5-rc7 v4.5-rc6 v4.5-rc5 v4.5-rc7] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Piotr-Henryk-Dabrowski/cpu-command-line-parmeter-SYS_cpuid-sys-call-kernel-adjusted-CPUID/20160311-043022 config: i386-tinyconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from arch/x86/include/asm/cpufeature.h:4:0, from arch/x86/include/asm/thread_info.h:52, from include/linux/thread_info.h:54, from arch/x86/include/asm/preempt.h:6, from include/linux/preempt.h:59, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from include/linux/crypto.h:24, from arch/x86/kernel/asm-offsets.c:8: >> arch/x86/include/asm/processor.h:162:33: error: 'CPUID_LEAFS_COUNT' undeclared here (not in a function) extern __u32 *cpuid_overrides[CPUID_LEAFS_COUNT]; ^ arch/x86/include/asm/processor.h: In function '__kernel_cpuid': >> arch/x86/include/asm/processor.h:499:26: error: 'CPUID_00000001_0_ECX' undeclared (first use in this function) oecx = cpuid_overrides[CPUID_00000001_0_ECX]; ^ arch/x86/include/asm/processor.h:499:26: note: each undeclared identifier is reported only once for each function it appears in >> arch/x86/include/asm/processor.h:500:26: error: 'CPUID_00000001_0_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_00000001_0_EDX]; ^ >> arch/x86/include/asm/processor.h:502:26: error: 'CPUID_00000006_0_EAX' undeclared (first use in this function) oeax = cpuid_overrides[CPUID_00000006_0_EAX]; ^ >> arch/x86/include/asm/processor.h:504:26: error: 'CPUID_00000007_0_EBX' undeclared (first use in this function) oebx = cpuid_overrides[CPUID_00000007_0_EBX]; ^ >> arch/x86/include/asm/processor.h:506:26: error: 'CPUID_0000000D_1_EAX' undeclared (first use in this function) oeax = cpuid_overrides[CPUID_0000000D_1_EAX]; ^ >> arch/x86/include/asm/processor.h:508:26: error: 'CPUID_0000000F_0_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_0000000F_0_EDX]; ^ >> arch/x86/include/asm/processor.h:510:26: error: 'CPUID_0000000F_1_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_0000000F_1_EDX]; ^ >> arch/x86/include/asm/processor.h:512:26: error: 'CPUID_80000001_0_ECX' undeclared (first use in this function) oecx = cpuid_overrides[CPUID_80000001_0_ECX]; ^ >> arch/x86/include/asm/processor.h:513:26: error: 'CPUID_80000001_0_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_80000001_0_EDX]; ^ >> arch/x86/include/asm/processor.h:515:26: error: 'CPUID_80000008_0_EBX' undeclared (first use in this function) oebx = cpuid_overrides[CPUID_80000008_0_EBX]; ^ >> arch/x86/include/asm/processor.h:517:26: error: 'CPUID_8000000A_0_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_8000000A_0_EDX]; ^ >> arch/x86/include/asm/processor.h:519:26: error: 'CPUID_80860001_0_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_80860001_0_EDX]; ^ >> arch/x86/include/asm/processor.h:521:26: error: 'CPUID_C0000001_0_EDX' undeclared (first use in this function) oedx = cpuid_overrides[CPUID_C0000001_0_EDX]; ^ make[2]: *** [arch/x86/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 vim +/CPUID_LEAFS_COUNT +162 arch/x86/include/asm/processor.h 156 extern struct cpuinfo_x86 boot_cpu_data; 157 extern struct cpuinfo_x86 new_cpu_data; 158 159 extern struct tss_struct doublefault_tss; 160 extern __u32 cpu_caps_cleared[NCAPINTS]; 161 extern __u32 cpu_caps_set[NCAPINTS]; > 162 extern __u32 *cpuid_overrides[CPUID_LEAFS_COUNT]; 163 164 #ifdef CONFIG_SMP 165 DECLARE_PER_CPU_READ_MOSTLY(struct cpuinfo_x86, cpu_info); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation