[linux-iv:topic/v1_acpi_cpu_capacity 2/2] arch/x86/include/asm/topology.h:223:9: warning: 'arch_init_invariance_cppc' macro redefined

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

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tree:   https://git.gitlab.arm.com/linux-arm/linux-iv.git topic/v1_acpi_cpu_capacity
head:   eece74e8aaac3da75e29d0d24730d90c85c7b0ea
commit: eece74e8aaac3da75e29d0d24730d90c85c7b0ea [2/2] arch_topology: obtain cpu capacity using information from CPPC
config: x86_64-randconfig-r013-20210512 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project a0fed635fe1701470062495a6ffee1c608f3f1bc)
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
        git remote add linux-iv https://git.gitlab.arm.com/linux-arm/linux-iv.git
        git fetch --no-tags linux-iv topic/v1_acpi_cpu_capacity
        git checkout eece74e8aaac3da75e29d0d24730d90c85c7b0ea
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

   In file included from arch/x86/kernel/asm-offsets.c:9:
   In file included from include/linux/crypto.h:20:
   In file included from include/linux/slab.h:15:
   In file included from include/linux/gfp.h:9:
   In file included from include/linux/topology.h:36:
>> arch/x86/include/asm/topology.h:223:9: warning: 'arch_init_invariance_cppc' macro redefined [-Wmacro-redefined]
   #define arch_init_invariance_cppc init_freq_invariance_cppc
           ^
   include/linux/arch_topology.h:16:9: note: previous definition is here
   #define arch_init_invariance_cppc init_cpu_capacity_cppc
           ^
   1 warning generated.
--
   In file included from kernel/time/hrtimer.c:25:
   In file included from include/linux/cpu.h:17:
   In file included from include/linux/node.h:18:
   In file included from include/linux/device.h:16:
   In file included from include/linux/energy_model.h:7:
   In file included from include/linux/kobject.h:20:
   In file included from include/linux/sysfs.h:16:
   In file included from include/linux/kernfs.h:13:
   In file included from include/linux/idr.h:15:
   In file included from include/linux/radix-tree.h:19:
   In file included from include/linux/xarray.h:14:
   In file included from include/linux/gfp.h:9:
   In file included from include/linux/topology.h:36:
>> arch/x86/include/asm/topology.h:223:9: warning: 'arch_init_invariance_cppc' macro redefined [-Wmacro-redefined]
   #define arch_init_invariance_cppc init_freq_invariance_cppc
           ^
   include/linux/arch_topology.h:16:9: note: previous definition is here
   #define arch_init_invariance_cppc init_cpu_capacity_cppc
           ^
   kernel/time/hrtimer.c:120:21: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
           [CLOCK_REALTIME]        = HRTIMER_BASE_REALTIME,
                                     ^~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:118:27: note: previous initialization is here
           [0 ... MAX_CLOCKS - 1]  = HRTIMER_MAX_CLOCK_BASES,
                                     ^~~~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:121:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
           [CLOCK_MONOTONIC]       = HRTIMER_BASE_MONOTONIC,
                                     ^~~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:118:27: note: previous initialization is here
           [0 ... MAX_CLOCKS - 1]  = HRTIMER_MAX_CLOCK_BASES,
                                     ^~~~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:122:21: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
           [CLOCK_BOOTTIME]        = HRTIMER_BASE_BOOTTIME,
                                     ^~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:118:27: note: previous initialization is here
           [0 ... MAX_CLOCKS - 1]  = HRTIMER_MAX_CLOCK_BASES,
                                     ^~~~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:123:17: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides]
           [CLOCK_TAI]             = HRTIMER_BASE_TAI,
                                     ^~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:118:27: note: previous initialization is here
           [0 ... MAX_CLOCKS - 1]  = HRTIMER_MAX_CLOCK_BASES,
                                     ^~~~~~~~~~~~~~~~~~~~~~~
   kernel/time/hrtimer.c:147:20: warning: unused function 'is_migration_base' [-Wunused-function]
   static inline bool is_migration_base(struct hrtimer_clock_base *base)
                      ^
   6 warnings generated.
--
   In file included from arch/x86/kernel/asm-offsets.c:9:
   In file included from include/linux/crypto.h:20:
   In file included from include/linux/slab.h:15:
   In file included from include/linux/gfp.h:9:
   In file included from include/linux/topology.h:36:
>> arch/x86/include/asm/topology.h:223:9: warning: 'arch_init_invariance_cppc' macro redefined [-Wmacro-redefined]
   #define arch_init_invariance_cppc init_freq_invariance_cppc
           ^
   include/linux/arch_topology.h:16:9: note: previous definition is here
   #define arch_init_invariance_cppc init_cpu_capacity_cppc
           ^
   1 warning generated.


vim +/arch_init_invariance_cppc +223 arch/x86/include/asm/topology.h

1567c3e3467cdd Giovanni Gherdovich 2020-01-22  220  
41ea667227bad5 Nathan Fontenot     2020-11-12  221  #ifdef CONFIG_ACPI_CPPC_LIB
41ea667227bad5 Nathan Fontenot     2020-11-12  222  void init_freq_invariance_cppc(void);
3efe78be8d652a Ionela Voinescu     2021-03-18 @223  #define arch_init_invariance_cppc init_freq_invariance_cppc
41ea667227bad5 Nathan Fontenot     2020-11-12  224  #endif
41ea667227bad5 Nathan Fontenot     2020-11-12  225  

:::::: The code at line 223 was first introduced by commit
:::::: 3efe78be8d652a157bd19b6dbd371a2762f953d2 x86, ACPI: rename init_freq_invariance_cppc to arch_init_invariance_cppc

:::::: TO: Ionela Voinescu <ionela.voinescu@arm.com>
:::::: CC: Ionela Voinescu <ionela.voinescu@arm.com>

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

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