static int kvm_hypercall_set_pte_long(struct kvm_vcpu *vcpu, unsigned long addr, unsigned long long value)
{
        gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, addr);
        if (gpa == UNMAPPED_GVA)
                return -EFAULT;
        if (!emulator_write_phys(vcpu, gpa, &value, sizeof(value)))
                return -EFAULT;
        return 0;
}