void kvm_irqchip_commit_routes(KVMState *s)
{
    int ret;
    s->irq_routes->flags = 0;
    trace_kvm_irqchip_commit_routes();
    ret = kvm_vm_ioctl(s, KVM_SET_GSI_ROUTING, s->irq_routes);
    assert(ret == 0);