Re: [PATCH v5 02/12] KVM: arm64: PMU: Set the default PMU for the guest on vCPU reset

[kernel test robot]

Hi Raghavendra,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 2ccdd1b13c591d306f0401d98dedc4bdcd02b421]

url:    https://github.com/intel-lab-lkp/linux/commits/Raghavendra-Rao-Ananta/KVM-arm64-PMU-Introduce-a-helper-to-set-the-guest-s-PMU/20230817-083353
base:   2ccdd1b13c591d306f0401d98dedc4bdcd02b421
patch link:    https://lore.kernel.org/r/20230817003029.3073210-3-rananta%40google.com
patch subject: [PATCH v5 02/12] KVM: arm64: PMU: Set the default PMU for the guest on vCPU reset
config: arm64-randconfig-r024-20230817 (https://download.01.org/0day-ci/archive/20230817/202308171559.K5QeXXZk-lkp@xxxxxxxxx/config)
compiler: aarch64-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230817/202308171559.K5QeXXZk-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308171559.K5QeXXZk-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

   In file included from arch/arm64/include/asm/kvm_host.h:37,
                    from include/linux/kvm_host.h:45,
                    from arch/arm64/kernel/asm-offsets.c:16:
>> include/kvm/arm_pmu.h:176:62: warning: 'struct arm_pmu' declared inside parameter list will not be visible outside of this definition or declaration
     176 | static inline int kvm_arm_set_vm_pmu(struct kvm *kvm, struct arm_pmu *arm_pmu)
         |                                                              ^~~~~~~
--
   In file included from arch/arm64/include/asm/kvm_host.h:37,
                    from include/linux/kvm_host.h:45,
                    from arch/arm64/kernel/asm-offsets.c:16:
>> include/kvm/arm_pmu.h:176:62: warning: 'struct arm_pmu' declared inside parameter list will not be visible outside of this definition or declaration
     176 | static inline int kvm_arm_set_vm_pmu(struct kvm *kvm, struct arm_pmu *arm_pmu)
         |                                                              ^~~~~~~


vim +176 include/kvm/arm_pmu.h

   175	
 > 176	static inline int kvm_arm_set_vm_pmu(struct kvm *kvm, struct arm_pmu *arm_pmu)
   177	{
   178		return -ENODEV;
   179	}
   180	

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