From: kernel test robot <lkp@intel.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kbuild-all@lists.01.org, linux-arm-kernel@lists.infradead.org
Subject: [arm-platforms:kvm-arm64/pmu-event-filter 4/5] arch/arm64/kvm/sys_regs.c:772:11: error: implicit declaration of function 'kvm_pmu_get_pmceid'
Date: Wed, 2 Sep 2020 00:11:14 +0800 [thread overview]
Message-ID: <202009020010.4luEy0EV%lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git kvm-arm64/pmu-event-filter
head: 37f49ef9193707930ce484c9adabe8e586a163a0
commit: f55147a38bcded5c30c5ce6a0bd8b3973bbdb073 [4/5] KVM: arm64: Mask out filtered events in PCMEID{0,1}_EL1
config: arm64-randconfig-r036-20200901 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout f55147a38bcded5c30c5ce6a0bd8b3973bbdb073
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/arm64/kvm/sys_regs.c: In function 'access_pmceid':
>> arch/arm64/kvm/sys_regs.c:772:11: error: implicit declaration of function 'kvm_pmu_get_pmceid' [-Werror=implicit-function-declaration]
772 | pmceid = kvm_pmu_get_pmceid(vcpu, (p->Op2 & 1));
| ^~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
# https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=f55147a38bcded5c30c5ce6a0bd8b3973bbdb073
git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
git fetch --no-tags arm-platforms kvm-arm64/pmu-event-filter
git checkout f55147a38bcded5c30c5ce6a0bd8b3973bbdb073
vim +/kvm_pmu_get_pmceid +772 arch/arm64/kvm/sys_regs.c
758
759 static bool access_pmceid(struct kvm_vcpu *vcpu, struct sys_reg_params *p,
760 const struct sys_reg_desc *r)
761 {
762 u64 pmceid;
763
764 if (!kvm_arm_pmu_v3_ready(vcpu))
765 return trap_raz_wi(vcpu, p, r);
766
767 BUG_ON(p->is_write);
768
769 if (pmu_access_el0_disabled(vcpu))
770 return false;
771
> 772 pmceid = kvm_pmu_get_pmceid(vcpu, (p->Op2 & 1));
773
774 p->regval = pmceid;
775
776 return true;
777 }
778
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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