session tcp: infra for transports to send buffers

[vpp.git] / src / vnet / session / session_node.c

diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c
index f51b892..a32abb0 100644 (file)
--- a/src/vnet/session/session_node.c
+++ b/src/vnet/session/session_node.c
@@ -1235,6 +1235,17 @@ session_evt_add_to_list (session_worker_t * wrk, session_event_t * evt)
     }
 }
 
+static void
+session_flush_pending_tx_buffers (session_worker_t * wrk,
+                                 vlib_node_runtime_t * node)
+{
+  vlib_buffer_enqueue_to_next (wrk->vm, node, wrk->pending_tx_buffers,
+                              wrk->pending_tx_nexts,
+                              vec_len (wrk->pending_tx_nexts));
+  vec_reset_length (wrk->pending_tx_buffers);
+  vec_reset_length (wrk->pending_tx_nexts);
+}
+
 static uword
 session_queue_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
                       vlib_frame_t * frame)
@@ -1337,6 +1348,9 @@ session_queue_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
        break;
     };
 
+  if (vec_len (wrk->pending_tx_buffers))
+    session_flush_pending_tx_buffers (wrk, node);
+
   vlib_node_increment_counter (vm, session_queue_node.index,
                               SESSION_QUEUE_ERROR_TX, n_tx_packets);