interface: add multiarch support for per-interface tx node

Type: improvement

Change-Id: Ia4ce47c0f727cf7b02294f05b94f14e788f52f30
Signed-off-by: Benoît Ganne <bganne@cisco.com>

3 files changed, 19 insertions, 10 deletions

diff --git a/src/vnet/interface.c b/src/vnet/interface.c
index f0ac40df4a8..5bc1a6eae23 100644
--- a/src/vnet/interface.c
+++ b/src/vnet/interface.c
@@ -769,6 +769,7 @@ vnet_register_interface (vnet_main_t * vnm,
   vnet_config_main_t *cm;
   u32 hw_index, i;
   char *tx_node_name = NULL, *output_node_name = NULL;
+  vlib_node_function_t *output_node = vnet_interface_output_node_get ();
 
   pool_get (im->hw_interfaces, hw);
   clib_memset (hw, 0, sizeof (*hw));
@@ -854,7 +855,7 @@ vnet_register_interface (vnet_main_t * vnm,
       /* 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 = vnet_interface_output_node;
+      node->function = output_node;
       node->format_trace = format_vnet_interface_output_trace;
       /* *INDENT-OFF* */
       foreach_vlib_main ({
@@ -908,7 +909,7 @@ vnet_register_interface (vnet_main_t * vnm,
 
       r.flags = 0;
       r.name = output_node_name;
-      r.function = vnet_interface_output_node;
+      r.function = output_node;
       r.format_trace = format_vnet_interface_output_trace;
 
       {
diff --git a/src/vnet/interface.h b/src/vnet/interface.h
index 155e4fc1f0e..71d6a775708 100644
--- a/src/vnet/interface.h
+++ b/src/vnet/interface.h
@@ -918,9 +918,7 @@ void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
 
 int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);
 
-uword vnet_interface_output_node (vlib_main_t * vm,
-				  vlib_node_runtime_t * node,
-				  vlib_frame_t * frame);
+vlib_node_function_t *vnet_interface_output_node_get (void);
 
 void vnet_register_format_buffer_opaque_helper
   (vnet_buffer_opquae_formatter_t fn);
diff --git a/src/vnet/interface_output.c b/src/vnet/interface_output.c
index 65bc4a4b7ec..3363f76b722 100644
--- a/src/vnet/interface_output.c
+++ b/src/vnet/interface_output.c
@@ -91,6 +91,7 @@ format_vnet_interface_output_trace (u8 * s, va_list * va)
     }
   return s;
 }
+#endif /* CLIB_MARCH_VARIANT */
 
 static void
 vnet_interface_output_trace (vlib_main_t * vm,
@@ -427,7 +428,6 @@ vnet_interface_output_node_inline (vlib_main_t * vm,
 				   rt->sw_if_index, n_packets, n_bytes);
   return n_buffers;
 }
-#endif /* CLIB_MARCH_VARIANT */
 
 static_always_inline void vnet_interface_pcap_tx_trace
   (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame,
@@ -486,11 +486,12 @@ static_always_inline void vnet_interface_pcap_tx_trace
     }
 }
 
-#ifndef CLIB_MARCH_VARIANT
+static vlib_node_function_t CLIB_MULTIARCH_FN (vnet_interface_output_node);
 
-uword
-vnet_interface_output_node (vlib_main_t * vm, vlib_node_runtime_t * node,
-			    vlib_frame_t * frame)
+static uword
+CLIB_MULTIARCH_FN (vnet_interface_output_node) (vlib_main_t * vm,
+						vlib_node_runtime_t * node,
+						vlib_frame_t * frame)
 {
   vnet_main_t *vnm = vnet_get_main ();
   vnet_hw_interface_t *hi;
@@ -507,6 +508,15 @@ vnet_interface_output_node (vlib_main_t * vm, vlib_node_runtime_t * node,
     return vnet_interface_output_node_inline (vm, node, frame, vnm, hi,
 					      /* do_tx_offloads */ 1);
 }
+
+CLIB_MARCH_FN_REGISTRATION (vnet_interface_output_node);
+
+#ifndef CLIB_MARCH_VARIANT
+vlib_node_function_t *
+vnet_interface_output_node_get (void)
+{
+  return CLIB_MARCH_FN_POINTER (vnet_interface_output_node);
+}
 #endif /* CLIB_MARCH_VARIANT */
 
 /* Use buffer's sw_if_index[VNET_TX] to choose output interface. */