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X-CSE-ConnectionGUID: 9pH+Vf5hQfee9cYKidr+gw== X-CSE-MsgGUID: pSRD1KhRQsasgO6xXTa4aw== X-IronPort-AV: E=McAfee;i="6800,10657,11696"; a="75445234" X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="75445234" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Feb 2026 20:51:33 -0800 X-CSE-ConnectionGUID: z4MKFQY1QtCAzMNLgWuSKg== X-CSE-MsgGUID: frORhow2SfqYp6Rr+sBB2w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,283,1763452800"; d="scan'208";a="215972172" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa003.jf.intel.com with ESMTP; 09 Feb 2026 20:51:23 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vpfia-00000000oei-3BRb; Tue, 10 Feb 2026 04:51:20 +0000 Date: Tue, 10 Feb 2026 12:51:19 +0800 From: kernel test robot To: Colton Lewis , kvm@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Alexandru Elisei , Paolo Bonzini , Jonathan Corbet , Russell King , Catalin Marinas , Will Deacon , Marc Zyngier , Oliver Upton , Mingwei Zhang , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Mark Rutland , Shuah Khan , Ganapatrao Kulkarni , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-perf-users@vger.kernel.org, linux-kselftest@vger.kernel.org, Colton Lewis Subject: Re: [PATCH v6 14/19] perf: arm_pmuv3: Handle IRQs for Partitioned PMU guest counters Message-ID: <202602101258.VRaEHc98-lkp@intel.com> References: <20260209221414.2169465-15-coltonlewis@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260209221414.2169465-15-coltonlewis@google.com> Hi Colton, kernel test robot noticed the following build warnings: [auto build test WARNING on 63804fed149a6750ffd28610c5c1c98cce6bd377] url: https://github.com/intel-lab-lkp/linux/commits/Colton-Lewis/arm64-cpufeature-Add-cpucap-for-HPMN0/20260210-064939 base: 63804fed149a6750ffd28610c5c1c98cce6bd377 patch link: https://lore.kernel.org/r/20260209221414.2169465-15-coltonlewis%40google.com patch subject: [PATCH v6 14/19] perf: arm_pmuv3: Handle IRQs for Partitioned PMU guest counters config: arm64-randconfig-001-20260210 (https://download.01.org/0day-ci/archive/20260210/202602101258.VRaEHc98-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710) rustc: rustc 1.88.0 (6b00bc388 2025-06-23) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260210/202602101258.VRaEHc98-lkp@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 | Closes: https://lore.kernel.org/oe-kbuild-all/202602101258.VRaEHc98-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/arm64/kernel/asm-offsets.c:16: In file included from include/linux/kvm_host.h:45: In file included from arch/arm64/include/asm/kvm_host.h:38: >> include/kvm/arm_pmu.h:310:52: warning: declaration of 'struct arm_pmu' will not be visible outside of this function [-Wvisibility] 310 | static inline void kvm_pmu_handle_guest_irq(struct arm_pmu *pmu, u64 pmovsr) {} | ^ include/kvm/arm_pmu.h:281:12: warning: unused function 'kvm_vcpu_read_pmuserenr' [-Wunused-function] 281 | static u64 kvm_vcpu_read_pmuserenr(struct kvm_vcpu *vcpu) | ^~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated. -- In file included from arch/arm64/kernel/asm-offsets.c:16: In file included from include/linux/kvm_host.h:45: In file included from arch/arm64/include/asm/kvm_host.h:38: >> include/kvm/arm_pmu.h:310:52: warning: declaration of 'struct arm_pmu' will not be visible outside of this function [-Wvisibility] 310 | static inline void kvm_pmu_handle_guest_irq(struct arm_pmu *pmu, u64 pmovsr) {} | ^ include/kvm/arm_pmu.h:281:12: warning: unused function 'kvm_vcpu_read_pmuserenr' [-Wunused-function] 281 | static u64 kvm_vcpu_read_pmuserenr(struct kvm_vcpu *vcpu) | ^~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated. warning: unused variable: `args` --> rust/kernel/kunit.rs:19:12 | 19 | pub fn err(args: fmt::Arguments<'_>) { | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` | = note: `#[warn(unused_variables)]` on by default vim +310 include/kvm/arm_pmu.h 307 308 static inline void kvm_pmu_host_counters_enable(void) {} 309 static inline void kvm_pmu_host_counters_disable(void) {} > 310 static inline void kvm_pmu_handle_guest_irq(struct arm_pmu *pmu, u64 pmovsr) {} 311 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki