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Message-ID: <201611150427.FRATzz4z%fengguang.wu@intel.com>
Date: Tue, 15 Nov 2016 04:24:39 +0800
From: kbuild test robot <lkp@...el.com>
To: He Chen <he.chen@...ux.intel.com>
Cc: kbuild-all@...org, Borislav Petkov <bp@...en8.de>,
kvm@...r.kernel.org, linux-kernel@...r.kernel.org, x86@...nel.org,
Paolo Bonzini <pbonzini@...hat.com>,
Radim Krčmář <rkrcmar@...hat.com>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>,
"H . Peter Anvin" <hpa@...or.com>,
Luwei Kang <luwei.kang@...el.com>,
Piotr Luc <Piotr.Luc@...el.com>
Subject: Re: [Patch v6.1] x86/kvm: Add AVX512_4VNNIW and AVX512_4FMAPS support
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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