linux-kernel - Re: [PATCH 4/4] x86/cpu/topology: Implement the CPU type sysfs interface

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Date:   Sat, 3 Oct 2020 13:28:18 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ricardo Neri <ricardo.neri-calderon@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        x86@...nel.org, Borislav Petkov <bp@...e.de>,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        Tony Luck <tony.luck@...el.com>,
        Len Brown <len.brown@...el.com>,
        "Ravi V. Shankar" <ravi.v.shankar@...el.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] x86/cpu/topology: Implement the CPU type sysfs
 interface

Hi Ricardo,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/x86/core]
[also build test ERROR on tip/master driver-core/driver-core-testing linus/master v5.9-rc7 next-20201002]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Ricardo-Neri/drivers-core-Introduce-CPU-type-sysfs-interface/20201003-091754
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 238c91115cd05c71447ea071624a4c9fe661f970
config: x86_64-randconfig-a012-20201002 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project bcd05599d0e53977a963799d6ee4f6e0bc21331b)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/6e37c052cde780c58a9dd815e667d89538e30579
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Ricardo-Neri/drivers-core-Introduce-CPU-type-sysfs-interface/20201003-091754
        git checkout 6e37c052cde780c58a9dd815e667d89538e30579
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
           return boot_cpu_has(X86_FEATURE_HYBRID_CPU);
                               ^
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
>> arch/x86/kernel/cpu/topology.c:169:22: error: use of undeclared identifier 'X86_FEATURE_HYBRID_CPU'
   fatal error: too many errors emitted, stopping now [-ferror-limit=]
   20 errors generated.

vim +/X86_FEATURE_HYBRID_CPU +169 arch/x86/kernel/cpu/topology.c

   166	
   167	bool arch_has_cpu_type(void)
   168	{
 > 169		return boot_cpu_has(X86_FEATURE_HYBRID_CPU);
   170	}
   171	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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