x86_hyper_kvm 64 arch/x86/include/asm/hypervisor.h extern const struct hypervisor_x86 x86_hyper_kvm; x86_hyper_kvm 40 arch/x86/kernel/cpu/hypervisor.c &x86_hyper_kvm, x86_hyper_kvm 717 arch/x86/kernel/kvm.c const __initconst struct hypervisor_x86 x86_hyper_kvm = {