From mboxrd@z Thu Jan 1 00:00:00 1970 From: He Chen Subject: Re: [Patch v6.1] x86/kvm: Add AVX512_4VNNIW and AVX512_4FMAPS support Date: Tue, 15 Nov 2016 14:02:23 +0800 Message-ID: <20161115060223.GA14913@he> References: <20161114084556.GA3877@he> <201611150427.FRATzz4z%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kbuild-all@01.org, Borislav Petkov , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, Paolo Bonzini , Radim =?utf-8?B?S3LEjW3DocWZ?= , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Luwei Kang , Piotr Luc To: kbuild test robot Return-path: Content-Disposition: inline In-Reply-To: <201611150427.FRATzz4z%fengguang.wu@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Tue, Nov 15, 2016 at 04:24:39AM +0800, kbuild test robot wrote: > 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 > I have downloaded .config.gz in attachment and use the .config in it to build kernel in my local branch again, and I don't see any warn or error message. I wonder whether the previous 0001 and 0002 patches have applied to run this test? Or is there something wrong with my compiler or patches? Thanks, -He