Hi Colton,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 79150772457f4d45e38b842d786240c36bb1f97f]
url: https://github.com/intel-lab-lkp/linux/commits/Colton-Lewis/arm64-cpufeature... base: 79150772457f4d45e38b842d786240c36bb1f97f patch link: https://lore.kernel.org/r/20250714225917.1396543-23-coltonlewis%40google.com patch subject: [PATCH v4 22/23] KVM: arm64: Add ioctl to partition the PMU when supported config: arm64-randconfig-001-20250715 (https://download.01.org/0day-ci/archive/20250716/202507160120.lx4XxDb5-lkp@i...) compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250716/202507160120.lx4XxDb5-lkp@i...)
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@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202507160120.lx4XxDb5-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from arch/arm64/kernel/asm-offsets.c:15: In file included from include/linux/kvm_host.h:45: In file included from arch/arm64/include/asm/kvm_host.h:31:
arch/arm64/include/asm/kvm_pmu.h:301:49: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions]
static inline bool kvm_pmu_is_partitioned(void *) ^ arch/arm64/include/asm/kvm_pmu.h:306:51: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions] static inline u64 kvm_pmu_host_counter_mask(void *) ^ arch/arm64/include/asm/kvm_pmu.h:311:52: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions] static inline u64 kvm_pmu_guest_counter_mask(void *) ^ 3 warnings generated. -- In file included from arch/arm64/kernel/asm-offsets.c:15: In file included from include/linux/kvm_host.h:45: In file included from arch/arm64/include/asm/kvm_host.h:31:
arch/arm64/include/asm/kvm_pmu.h:301:49: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions]
static inline bool kvm_pmu_is_partitioned(void *) ^ arch/arm64/include/asm/kvm_pmu.h:306:51: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions] static inline u64 kvm_pmu_host_counter_mask(void *) ^ arch/arm64/include/asm/kvm_pmu.h:311:52: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions] static inline u64 kvm_pmu_guest_counter_mask(void *) ^ 3 warnings generated.
vim +301 arch/arm64/include/asm/kvm_pmu.h
300
301 static inline bool kvm_pmu_is_partitioned(void *)
302 { 303 return false; 304 } 305