Hi Vaibhav, kernel test robot noticed the following build warnings:
[auto build test WARNING on powerpc/topic/ppc-kvm] [also build test WARNING on powerpc/next powerpc/fixes kvm/queue kvm/next mst-vhost/linux-next linus/master v6.13-rc7 next-20250116] [cannot apply to kvm/linux-next] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Vaibhav-Jain/powerpc-Document-APIv2-KVM-hcall-spec-for-Hostwide-counters/20250116-024240 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git topic/ppc-kvm patch link: https://lore.kernel.org/r/20250115143948.369379-5-vaibhav%40linux.ibm.com patch subject: [PATCH v2 4/6] kvm powerpc/book3s-apiv2: Introduce kvm-hv specific PMU config: powerpc-allnoconfig (https://download.01.org/0day-ci/archive/20250117/202501171030.3x0gqw8g-...@intel.com/config) compiler: powerpc-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250117/202501171030.3x0gqw8g-...@intel.com/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 <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202501171030.3x0gqw8g-...@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/powerpc/include/asm/kvm_ppc.h:22, from arch/powerpc/include/asm/dbell.h:17, from arch/powerpc/kernel/asm-offsets.c:36: >> arch/powerpc/include/asm/kvm_book3s.h:357:13: warning: >> 'kvmppc_unregister_pmu' defined but not used [-Wunused-function] 357 | static void kvmppc_unregister_pmu(void) | ^~~~~~~~~~~~~~~~~~~~~ >> arch/powerpc/include/asm/kvm_book3s.h:352:12: warning: 'kvmppc_register_pmu' >> defined but not used [-Wunused-function] 352 | static int kvmppc_register_pmu(void) | ^~~~~~~~~~~~~~~~~~~ -- In file included from arch/powerpc/include/asm/kvm_ppc.h:22, from arch/powerpc/include/asm/dbell.h:17, from arch/powerpc/kernel/asm-offsets.c:36: >> arch/powerpc/include/asm/kvm_book3s.h:357:13: warning: >> 'kvmppc_unregister_pmu' defined but not used [-Wunused-function] 357 | static void kvmppc_unregister_pmu(void) | ^~~~~~~~~~~~~~~~~~~~~ >> arch/powerpc/include/asm/kvm_book3s.h:352:12: warning: 'kvmppc_register_pmu' >> defined but not used [-Wunused-function] 352 | static int kvmppc_register_pmu(void) | ^~~~~~~~~~~~~~~~~~~ vim +/kvmppc_unregister_pmu +357 arch/powerpc/include/asm/kvm_book3s.h 351 > 352 static int kvmppc_register_pmu(void) 353 { 354 return 0; 355 } 356 > 357 static void kvmppc_unregister_pmu(void) 358 { 359 } 360 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
