+static_always_inline void *
+vnet_feature_arc_start_w_cfg_index (u8 arc,
+ u32 sw_if_index,
+ u32 * next,
+ vlib_buffer_t * b, u32 cfg_index)
+{
+ vnet_feature_main_t *fm = &feature_main;
+ vnet_feature_config_main_t *cm;
+ cm = &fm->feature_config_mains[arc];
+
+ vnet_buffer (b)->feature_arc_index = arc;
+ b->current_config_index = cfg_index;
+
+ return vnet_get_config_data (&cm->config_main, &b->current_config_index,
+ next, 0);
+}
+