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Tue, 08 Mar 2022 22:19:40 +0000 Date: Wed, 9 Mar 2022 06:18:53 +0800 From: kernel test robot To: Li RongQing Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, kvm@vger.kernel.org, Robert Hu , Farrah Chen , Danmei Wei , Paolo Bonzini , Wang GuangJu Subject: [kvm:queue 182/203] arch/x86/kernel/kvm.c:769:4: error: use of undeclared identifier '__raw_callee_save___kvm_vcpu_is_preempted' Message-ID: <202203090613.qYNxBFkZ-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org tree: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue head: 00a2bd3464280ca1f08e2cbfab22b884ffb731d8 commit: dc889a8974087aba3eb1cc6db2066fbbdb58922a [182/203] KVM: x86: Support the vCPU preemption check with nopvspin and realtime hint config: x86_64-randconfig-a001 (https://download.01.org/0day-ci/archive/20220309/202203090613.qYNxBFkZ-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0dc66b76fe4c33843755ade391b85ffda0742aeb) 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 # https://git.kernel.org/pub/scm/virt/kvm/kvm.git/commit/?id=dc889a8974087aba3eb1cc6db2066fbbdb58922a git remote add kvm https://git.kernel.org/pub/scm/virt/kvm/kvm.git git fetch --no-tags kvm queue git checkout dc889a8974087aba3eb1cc6db2066fbbdb58922a # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> arch/x86/kernel/kvm.c:769:4: error: use of undeclared identifier '__raw_callee_save___kvm_vcpu_is_preempted' PV_CALLEE_SAVE(__kvm_vcpu_is_preempted); ^ arch/x86/include/asm/paravirt.h:683:35: note: expanded from macro 'PV_CALLEE_SAVE' ((struct paravirt_callee_save) { __raw_callee_save_##func }) ^ :52:1: note: expanded from here __raw_callee_save___kvm_vcpu_is_preempted ^ 1 error generated. vim +/__raw_callee_save___kvm_vcpu_is_preempted +769 arch/x86/kernel/kvm.c 754 755 static void __init kvm_guest_init(void) 756 { 757 int i; 758 759 paravirt_ops_setup(); 760 register_reboot_notifier(&kvm_pv_reboot_nb); 761 for (i = 0; i < KVM_TASK_SLEEP_HASHSIZE; i++) 762 raw_spin_lock_init(&async_pf_sleepers[i].lock); 763 764 if (kvm_para_has_feature(KVM_FEATURE_STEAL_TIME)) { 765 has_steal_clock = 1; 766 static_call_update(pv_steal_clock, kvm_steal_clock); 767 768 pv_ops.lock.vcpu_is_preempted = > 769 PV_CALLEE_SAVE(__kvm_vcpu_is_preempted); 770 } 771 772 if (kvm_para_has_feature(KVM_FEATURE_PV_EOI)) 773 apic_set_eoi_write(kvm_guest_apic_eoi_write); 774 775 if (kvm_para_has_feature(KVM_FEATURE_ASYNC_PF_INT) && kvmapf) { 776 static_branch_enable(&kvm_async_pf_enabled); 777 alloc_intr_gate(HYPERVISOR_CALLBACK_VECTOR, asm_sysvec_kvm_asyncpf_interrupt); 778 } 779 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org