IP Multicast FIB (mfib)

[vpp.git] / src / vnet / fib / fib_entry_src.c

diff --git a/src/vnet/fib/fib_entry_src.c b/src/vnet/fib/fib_entry_src.c
index 060fac9..d54787c 100644 (file)
--- a/src/vnet/fib/fib_entry_src.c
+++ b/src/vnet/fib/fib_entry_src.c
@@ -313,6 +313,8 @@ fib_entry_src_collect_forwarding (fib_node_index_t pl_index,
         {
         case FIB_FORW_CHAIN_TYPE_UNICAST_IP4:
         case FIB_FORW_CHAIN_TYPE_UNICAST_IP6:
+        case FIB_FORW_CHAIN_TYPE_MCAST_IP4:
+        case FIB_FORW_CHAIN_TYPE_MCAST_IP6:
             /*
              * EOS traffic with no label to stack, we need the IP Adj
              */
@@ -382,6 +384,14 @@ fib_entry_src_mk_lb (fib_entry_t *fib_entry,
         .fct = fct,
     };
 
+    /*
+     * As an optimisation we allocate the vector of next-hops to be sized
+     * equal to the maximum nuber of paths we will need, which is also the
+     * most likely number we will need, since in most cases the paths are 'up'.
+     */
+    vec_validate(ctx.next_hops, fib_path_list_get_n_paths(esrc->fes_pl));
+    vec_reset_length(ctx.next_hops);
+
     lb_proto = fib_proto_to_dpo(fib_entry->fe_prefix.fp_proto);
 
     fib_path_list_walk(esrc->fes_pl,
@@ -450,6 +460,8 @@ fib_entry_src_mk_lb (fib_entry_t *fib_entry,
     {
        load_balance_set_urpf(dpo_lb->dpoi_index, ui);
     }
+    load_balance_set_fib_entry_flags(dpo_lb->dpoi_index,
+                                     fib_entry_get_flags_i(fib_entry));
 }
 
 void