learning-switch: Don't limit message queued by --with-flows.

[sliver-openvswitch.git] / lib / learning-switch.c

diff --git a/lib/learning-switch.c b/lib/learning-switch.c
index 5fa3a53..9d3605a 100644 (file)
--- a/lib/learning-switch.c
+++ b/lib/learning-switch.c
@@ -131,7 +131,14 @@ lswitch_create(struct rconn *rconn, const struct lswitch_config *cfg)
         const struct ofpbuf *b;
 
         LIST_FOR_EACH (b, list_node, cfg->default_flows) {
-            queue_tx(sw, rconn, ofpbuf_clone(b));
+            struct ofpbuf *copy = ofpbuf_clone(b);
+            int error = rconn_send(rconn, copy, NULL);
+            if (error) {
+                VLOG_INFO_RL(&rl, "%s: failed to queue default flows (%s)",
+                             rconn_get_name(rconn), strerror(error));
+                ofpbuf_delete(copy);
+                break;
+            }
         }
     }
     
@@ -326,12 +333,12 @@ lswitch_choose_destination(struct lswitch *sw, const struct flow *flow)
     /* Learn the source MAC. */
     if (mac_learning_may_learn(sw->ml, flow->dl_src, 0)) {
         struct mac_entry *mac = mac_learning_insert(sw->ml, flow->dl_src, 0);
-        if (mac_entry_is_new(mac) || mac->port != flow->in_port) {
+        if (mac_entry_is_new(mac) || mac->port.i != flow->in_port) {
             VLOG_DBG_RL(&rl, "%016llx: learned that "ETH_ADDR_FMT" is on "
                         "port %"PRIu16, sw->datapath_id,
                         ETH_ADDR_ARGS(flow->dl_src), flow->in_port);
 
-            mac->port = flow->in_port;
+            mac->port.i = flow->in_port;
             mac_learning_changed(sw->ml, mac);
         }
     }
@@ -347,7 +354,7 @@ lswitch_choose_destination(struct lswitch *sw, const struct flow *flow)
 
         mac = mac_learning_lookup(sw->ml, flow->dl_dst, 0, NULL);
         if (mac) {
-            out_port = mac->port;
+            out_port = mac->port.i;
             if (out_port == flow->in_port) {
                 /* Don't send a packet back out its input port. */
                 return OFPP_NONE;
@@ -440,7 +447,6 @@ process_packet_in(struct lswitch *sw, struct rconn *rconn,
     /* Send the packet, and possibly the whole flow, to the output port. */
     if (sw->max_idle >= 0 && (!sw->ml || out_port != OFPP_FLOOD)) {
         struct ofpbuf *buffer;
-        struct ofp_flow_mod *ofm;
         struct cls_rule rule;
 
         /* The output port is known, or we always flood everything, so add a
@@ -449,7 +455,6 @@ process_packet_in(struct lswitch *sw, struct rconn *rconn,
         buffer = make_add_flow(&rule, ntohl(opi->buffer_id),
                                sw->max_idle, actions_len);
         ofpbuf_put(buffer, actions, actions_len);
-        ofm = buffer->data;
         queue_tx(sw, rconn, buffer);
 
         /* If the switch didn't buffer the packet, we need to send a copy. */