Re: [Patch v6.1] x86/kvm: Add AVX512_4VNNIW and AVX512_4FMAPS support

[kbuild test robot <lkp@intel.com>]

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Hi He,

[auto build test ERROR on kvm/linux-next]
[also build test ERROR on v4.9-rc5]
[cannot apply to next-20161114]
[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/He-Chen/x86-kvm-Add-AVX512_4VNNIW-and-AVX512_4FMAPS-support/20161114-170941
base:   https://git.kernel.org/pub/scm/virt/kvm/kvm.git linux-next
config: x86_64-kexec (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/kvm/cpuid.c: In function '__do_cpuid_ent':
>> arch/x86/kvm/cpuid.c:472:18: error: implicit declaration of function 'get_scattered_cpuid_leaf' [-Werror=implicit-function-declaration]
       entry->edx &= get_scattered_cpuid_leaf(7, 0, CPUID_EDX);
                     ^~~~~~~~~~~~~~~~~~~~~~~~
>> arch/x86/kvm/cpuid.c:472:49: error: 'CPUID_EDX' undeclared (first use in this function)
       entry->edx &= get_scattered_cpuid_leaf(7, 0, CPUID_EDX);
                                                    ^~~~~~~~~
   arch/x86/kvm/cpuid.c:472:49: note: each undeclared identifier is reported only once for each function it appears in
   cc1: some warnings being treated as errors

vim +/get_scattered_cpuid_leaf +472 arch/x86/kvm/cpuid.c

   466				entry->ecx &= kvm_cpuid_7_0_ecx_x86_features;
   467				cpuid_mask(&entry->ecx, CPUID_7_ECX);
   468				/* PKU is not yet implemented for shadow paging. */
   469				if (!tdp_enabled)
   470					entry->ecx &= ~F(PKU);
   471				entry->edx &= kvm_cpuid_7_0_edx_x86_features;
 > 472				entry->edx &= get_scattered_cpuid_leaf(7, 0, CPUID_EDX);
   473			} else {
   474				entry->ebx = 0;
   475				entry->ecx = 0;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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