From: kernel test robot <lkp@intel.com>
To: Colton Lewis <coltonlewis@google.com>, <kvm@vger.kernel.org>
Cc: <oe-kbuild-all@lists.linux.dev>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Paolo Bonzini <pbonzini@redhat.com>,
"Jonathan Corbet" <corbet@lwn.net>,
Russell King <linux@armlinux.org.uk>,
"Catalin Marinas" <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, "Marc Zyngier" <maz@kernel.org>,
Oliver Upton <oliver.upton@linux.dev>,
"Mingwei Zhang" <mizhang@google.com>,
Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Mark Rutland <mark.rutland@arm.com>,
Shuah Khan <skhan@linuxfoundation.org>,
"Ganapatrao Kulkarni" <gankulkarni@os.amperecomputing.com>,
<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 <coltonlewis@google.com>
Subject: Re: [PATCH v6 14/19] perf: arm_pmuv3: Handle IRQs for Partitioned PMU guest counters
Date: Tue, 10 Feb 2026 15:32:52 +0800 [thread overview]
Message-ID: <aYrfJCU9my4eiBsG@rli9-mobl> (raw)
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-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260210/202602100634.QKTI6Wc4-lkp@intel.com/config)
compiler: aarch64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260210/202602100634.QKTI6Wc4-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/r/202602100634.QKTI6Wc4-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from ./arch/arm64/include/asm/kvm_host.h:38,
from ./include/linux/kvm_host.h:45,
from arch/arm64/kernel/asm-offsets.c:16:
>> ./include/kvm/arm_pmu.h:310:52: warning: 'struct arm_pmu' declared inside parameter list will not be visible outside of this definition or declaration
310 | static inline void kvm_pmu_handle_guest_irq(struct arm_pmu *pmu, u64 pmovsr) {}
| ^~~~~~~
./include/kvm/arm_pmu.h:281:12: warning: 'kvm_vcpu_read_pmuserenr' defined but not used [-Wunused-function]
281 | static u64 kvm_vcpu_read_pmuserenr(struct kvm_vcpu *vcpu)
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +310 ./include/kvm/arm_pmu.h
baec257585c39b Colton Lewis 2026-02-09 307
baec257585c39b Colton Lewis 2026-02-09 308 static inline void kvm_pmu_host_counters_enable(void) {}
baec257585c39b Colton Lewis 2026-02-09 309 static inline void kvm_pmu_host_counters_disable(void) {}
ad5f1148c818bf Colton Lewis 2026-02-09 @310 static inline void kvm_pmu_handle_guest_irq(struct arm_pmu *pmu, u64 pmovsr) {}
baec257585c39b Colton Lewis 2026-02-09 311
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-02-10 7:33 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-09 22:13 [PATCH v6 00/19] ARM64 PMU Partitioning Colton Lewis
2026-02-09 22:13 ` [PATCH v6 01/19] arm64: cpufeature: Add cpucap for HPMN0 Colton Lewis
2026-02-09 22:13 ` [PATCH v6 02/19] KVM: arm64: Reorganize PMU includes Colton Lewis
2026-02-09 22:13 ` [PATCH v6 03/19] KVM: arm64: Reorganize PMU functions Colton Lewis
2026-02-09 22:13 ` [PATCH v6 04/19] perf: arm_pmuv3: Introduce method to partition the PMU Colton Lewis
2026-03-11 11:59 ` James Clark
2026-03-12 22:37 ` Colton Lewis
2026-03-11 17:45 ` James Clark
2026-03-12 22:37 ` Colton Lewis
2026-02-09 22:14 ` [PATCH v6 05/19] perf: arm_pmuv3: Generalize counter bitmasks Colton Lewis
2026-02-09 22:14 ` [PATCH v6 06/19] perf: arm_pmuv3: Keep out of guest counter partition Colton Lewis
2026-02-25 17:53 ` Colton Lewis
2026-03-11 12:00 ` James Clark
2026-03-12 22:39 ` Colton Lewis
2026-02-09 22:14 ` [PATCH v6 07/19] KVM: arm64: Set up FGT for Partitioned PMU Colton Lewis
2026-02-09 22:14 ` [PATCH v6 08/19] KVM: arm64: Define access helpers for PMUSERENR and PMSELR Colton Lewis
2026-02-10 4:30 ` kernel test robot
2026-02-10 5:20 ` kernel test robot
2026-02-09 22:14 ` [PATCH v6 09/19] KVM: arm64: Write fast path PMU register handlers Colton Lewis
2026-02-12 9:07 ` Marc Zyngier
2026-02-25 17:45 ` Colton Lewis
2026-02-09 22:14 ` [PATCH v6 10/19] KVM: arm64: Setup MDCR_EL2 to handle a partitioned PMU Colton Lewis
2026-02-09 22:14 ` [PATCH v6 11/19] KVM: arm64: Context swap Partitioned PMU guest registers Colton Lewis
2026-03-11 12:01 ` James Clark
2026-03-12 22:39 ` Colton Lewis
2026-02-09 22:14 ` [PATCH v6 12/19] KVM: arm64: Enforce PMU event filter at vcpu_load() Colton Lewis
2026-02-09 22:14 ` [PATCH v6 13/19] KVM: arm64: Implement lazy PMU context swaps Colton Lewis
2026-02-09 22:14 ` [PATCH v6 14/19] perf: arm_pmuv3: Handle IRQs for Partitioned PMU guest counters Colton Lewis
2026-02-10 4:51 ` kernel test robot
2026-02-10 7:32 ` kernel test robot [this message]
2026-02-09 22:14 ` [PATCH v6 15/19] KVM: arm64: Detect overflows for the Partitioned PMU Colton Lewis
2026-02-09 22:14 ` [PATCH v6 16/19] KVM: arm64: Add vCPU device attr to partition the PMU Colton Lewis
2026-02-10 5:55 ` kernel test robot
2026-03-05 10:16 ` James Clark
2026-03-12 22:13 ` Colton Lewis
2026-02-09 22:14 ` [PATCH v6 17/19] KVM: selftests: Add find_bit to KVM library Colton Lewis
2026-02-09 22:14 ` [PATCH v6 18/19] KVM: arm64: selftests: Add test case for partitioned PMU Colton Lewis
2026-02-09 22:14 ` [PATCH v6 19/19] KVM: arm64: selftests: Relax testing for exceptions when partitioned Colton Lewis
2026-02-10 8:49 ` [PATCH v6 00/19] ARM64 PMU Partitioning Marc Zyngier
2026-02-12 21:08 ` Colton Lewis
2026-02-13 8:11 ` Marc Zyngier
2026-02-25 17:40 ` Colton Lewis
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