cpuid_update_needed 8868 arch/x86/kvm/x86.c int cpuid_update_needed = 0; cpuid_update_needed 8903 arch/x86/kvm/x86.c cpuid_update_needed |= ((kvm_read_cr4(vcpu) ^ sregs->cr4) & cpuid_update_needed 8906 arch/x86/kvm/x86.c if (cpuid_update_needed)