net: move queue number into NICPeers

It indicates the number of elements in ncs field and makes sense to have
int inside NICPeers. Also in parse_netdev we do not need to access
container and work with NICPeers only.
Signed-off-by: NJiri Pirko <jiri@resnulli.us>
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>

hw/core/qdev-properties-system.c

@@ -180,7 +180,6 @@ PropertyInfo qdev_prop_chr = {
 static int parse_netdev(DeviceState *dev, const char *str, void **ptr)
 {
     NICPeers *peers_ptr = (NICPeers *)ptr;
-    NICConf *conf = container_of(peers_ptr, NICConf, peers);
     NetClientState **ncs = peers_ptr->ncs;
     NetClientState *peers[MAX_QUEUE_NUM];
     int queues, i = 0;
@@ -219,7 +218,7 @@ static int parse_netdev(DeviceState *dev, const char *str, void **ptr)
         ncs[i]->queue_index = i;
     }
 
-    conf->queues = queues;
+    peers_ptr->queues = queues;
 
     return 0;
 

hw/net/virtio-net.c

@@ -1542,7 +1542,7 @@ static void virtio_net_device_realize(DeviceState *dev, Error **errp)
 
     virtio_init(vdev, "virtio-net", VIRTIO_ID_NET, n->config_size);
 
-    n->max_queues = MAX(n->nic_conf.queues, 1);
+    n->max_queues = MAX(n->nic_conf.peers.queues, 1);
     n->vqs = g_malloc0(sizeof(VirtIONetQueue) * n->max_queues);
     n->vqs[0].rx_vq = virtio_add_queue(vdev, 256, virtio_net_handle_rx);
     n->curr_queues = 1;

include/net/net.h

@@ -24,13 +24,13 @@ struct MACAddr {
 
 typedef struct NICPeers {
     NetClientState *ncs[MAX_QUEUE_NUM];
+    int32_t queues;
 } NICPeers;
 
 typedef struct NICConf {
     MACAddr macaddr;
     NICPeers peers;
     int32_t bootindex;
-    int32_t queues;
 } NICConf;
 
 #define DEFINE_NIC_PROPERTIES(_state, _conf)                            \

net/net.c

@@ -250,7 +250,7 @@ NICState *qemu_new_nic(NetClientInfo *info,
 {
     NetClientState **peers = conf->peers.ncs;
     NICState *nic;
-    int i, queues = MAX(1, conf->queues);
+    int i, queues = MAX(1, conf->peers.queues);
 
     assert(info->type == NET_CLIENT_OPTIONS_KIND_NIC);
     assert(info->size >= sizeof(NICState));
@@ -363,7 +363,7 @@ void qemu_del_net_client(NetClientState *nc)
 
 void qemu_del_nic(NICState *nic)
 {
-    int i, queues = MAX(nic->conf->queues, 1);
+    int i, queues = MAX(nic->conf->peers.queues, 1);
 
     /* If this is a peer NIC and peer has already been deleted, free it now. */
     if (nic->peer_deleted) {