DR6_ACTIVE_LOW
#define DR6_FIXED_1 (DR6_ACTIVE_LOW & ~DR6_VOLATILE)
dr6 |= DR6_BD | DR6_ACTIVE_LOW;
svm->vcpu.arch.dr6 = svm->nested.save.dr6 | DR6_ACTIVE_LOW;
u32 payload = svm->vmcb->save.dr6 ^ DR6_ACTIVE_LOW;
svm_set_dr6(vcpu, DR6_ACTIVE_LOW);
exit_qual ^= DR6_ACTIVE_LOW;
kvm_run->debug.arch.dr6 = dr6 | DR6_ACTIVE_LOW;
vcpu->run->debug.arch.dr6 = DR6_BD | DR6_ACTIVE_LOW;
vcpu->arch.dr6 = DR6_ACTIVE_LOW;
vcpu->arch.dr6 |= DR6_ACTIVE_LOW;
vcpu->arch.dr6 ^= ex->payload & DR6_ACTIVE_LOW;
kvm_run->debug.arch.dr6 = DR6_BS | DR6_ACTIVE_LOW;
kvm_run->debug.arch.dr6 = dr6 | DR6_ACTIVE_LOW;