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-rw-r--r--vnet/vnet/interface.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/vnet/vnet/interface.c b/vnet/vnet/interface.c
index 37951c71ed4..7a808add832 100644
--- a/vnet/vnet/interface.c
+++ b/vnet/vnet/interface.c
@@ -721,6 +721,8 @@ vnet_register_interface (vnet_main_t * vnm,
{
vnet_hw_interface_nodes_t *hn;
vnet_interface_output_runtime_t *rt;
+ vlib_node_t *node;
+ vlib_node_runtime_t *nrt;
hn = vec_end (im->deleted_hw_interface_nodes) - 1;
@@ -742,6 +744,22 @@ vnet_register_interface (vnet_main_t * vnm,
rt->sw_if_index = hw->sw_if_index;
rt->dev_instance = hw->dev_instance;
+ /* The new class may differ from the old one.
+ * Functions have to be updated. */
+ node = vlib_get_node (vm, hw->output_node_index);
+ node->function = dev_class->no_flatten_output_chains ?
+ vnet_interface_output_node_no_flatten_multiarch_select () :
+ vnet_interface_output_node_multiarch_select ();
+ node->format_trace = format_vnet_interface_output_trace;
+ nrt = vlib_node_get_runtime (vm, hw->output_node_index);
+ nrt->function = node->function;
+
+ node = vlib_get_node (vm, hw->tx_node_index);
+ node->function = dev_class->tx_function;
+ node->format_trace = dev_class->format_tx_trace;
+ nrt = vlib_node_get_runtime (vm, hw->tx_node_index);
+ nrt->function = node->function;
+
vlib_worker_thread_node_runtime_update ();
_vec_len (im->deleted_hw_interface_nodes) -= 1;
}