static int read_prepare(struct kvm_vcpu *vcpu, void *val, int bytes)
{
	if (vcpu->mmio_read_completed) {
		trace_kvm_mmio(KVM_TRACE_MMIO_READ, bytes,
			       vcpu->mmio_fragments[0].gpa, *(u64 *)val);
		vcpu->mmio_read_completed = 0;
		return 1;
	}

	return 0;
}
Unknown