@@ -1723,6 +1723,7 @@ static Property virtio_net_properties[] = {
TX_TIMER_INTERVAL),
DEFINE_PROP_INT32("x-txburst", VirtIONet, net_conf.txburst, TX_BURST),
DEFINE_PROP_STRING("tx", VirtIONet, net_conf.tx),
+ DEFINE_PROP_BOOL("ioeventfd", VirtIONet, parent_obj.use_ioeventfd, false),
DEFINE_PROP_END_OF_LIST(),
};
@@ -124,7 +124,8 @@ static void virtio_mmio_start_ioeventfd(VirtIOMMIOProxy *proxy)
VirtIODevice *vdev = virtio_bus_get_device(&proxy->bus);
int n, r;
- if (proxy->ioeventfd_disabled ||
+ if (!vdev->use_ioeventfd ||
+ proxy->ioeventfd_disabled ||
proxy->ioeventfd_started) {
return;
}
@@ -127,6 +127,7 @@ struct VirtIODevice
bool vm_running;
VMChangeStateEntry *vmstate;
char *bus_name;
+ bool use_ioeventfd;
uint8_t device_endian;
};