[PATCH v2] virtio-net: Set mac address to hardware if the peer is vdpa

[Cindy Lu <lulu@redhat.com>]

If the peer's type is vdpa, we need to set the mac address to hardware
in virtio_net_device_realize,

Signed-off-by: Cindy Lu <lulu@redhat.com>
---
 hw/net/virtio-net.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index cb0d27084c..1f2c1643bf 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -3399,6 +3399,12 @@ static void virtio_net_device_realize(DeviceState *dev, Error **errp)
     nc = qemu_get_queue(n->nic);
     nc->rxfilter_notify_enabled = 1;
 
+   if (nc->peer && nc->peer->info->type == NET_CLIENT_DRIVER_VHOST_VDPA) {
+        struct virtio_net_config netcfg = {};
+        memcpy(&netcfg.mac, &n->nic_conf.macaddr, ETH_ALEN);
+        vhost_net_set_config(get_vhost_net(nc->peer),
+            (uint8_t *)&netcfg, 0, ETH_ALEN, VHOST_SET_CONFIG_TYPE_MASTER);
+    }
     QTAILQ_INIT(&n->rsc_chains);
     n->qdev = dev;
 
-- 
2.21.3