DR6_BS 3212 arch/x86/kvm/svm.c if (!(dr6 & DR6_BS)) DR6_BS 6591 arch/x86/kvm/x86.c kvm_run->debug.arch.dr6 = DR6_BS | DR6_FIXED_1 | DR6_RTM; DR6_BS 6597 arch/x86/kvm/x86.c kvm_queue_exception_p(vcpu, DB_VECTOR, DR6_BS);