Re: [PATCH 2/3] KVM: x86: expose MOVDIRI CPU feature into VM.

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Hi Jingqi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on kvm/linux-next]
[also build test ERROR on v4.18-rc4 next-20180709]
[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/Jingqi-Liu/KVM-x86-expose-a-few-new-features-into-VM/20180710-171958
base:   https://git.kernel.org/pub/scm/virt/kvm/kvm.git linux-next
config: x86_64-randconfig-x012-201827 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
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:68:18: error: 'X86_FEATURE_WAITPKG' undeclared (first use in this function); did you mean 'X86_FEATURE_MWAITX'?
    #define F(x) bit(X86_FEATURE_##x)
                     ^
   arch/x86/kvm/cpuid.c:409:17: note: in expansion of macro 'F'
      F(CLDEMOTE) | F(WAITPKG) | F(MOVDIRI);
                    ^
   arch/x86/kvm/cpuid.c:68:18: note: each undeclared identifier is reported only once for each function it appears in
    #define F(x) bit(X86_FEATURE_##x)
                     ^
   arch/x86/kvm/cpuid.c:409:17: note: in expansion of macro 'F'
      F(CLDEMOTE) | F(WAITPKG) | F(MOVDIRI);
                    ^
>> arch/x86/kvm/cpuid.c:68:18: error: 'X86_FEATURE_MOVDIRI' undeclared (first use in this function); did you mean 'X86_FEATURE_MOVBE'?
    #define F(x) bit(X86_FEATURE_##x)
                     ^
   arch/x86/kvm/cpuid.c:409:30: note: in expansion of macro 'F'
      F(CLDEMOTE) | F(WAITPKG) | F(MOVDIRI);
                                 ^

vim +68 arch/x86/kvm/cpuid.c

4ff41732 Paolo Bonzini 2014-02-24  67  
5c404cab Paolo Bonzini 2014-12-03 @68  #define F(x) bit(X86_FEATURE_##x)
5c404cab Paolo Bonzini 2014-12-03  69  

:::::: The code at line 68 was first introduced by commit
:::::: 5c404cabd1b5c125653ac573cb9284bdf42b658a KVM: x86: use F() macro throughout cpuid.c

:::::: TO: Paolo Bonzini <pbonzini@xxxxxxxxxx>
:::::: CC: Paolo Bonzini <pbonzini@xxxxxxxxxx>

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

Attachment: .config.gz
Description: application/gzip


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