+ /**
+ * Next nodes for L2 output features
+ */
+ u32 gl_l2_input_feat_next[32];
+
+ /**
+ * logger - VLIB log class
+ */
+ vlib_log_class_t gl_logger;
+
+ /**
+ * throttles for the DP leanring
+ */
+ throttle_t gl_l2_throttle;
+ throttle_t gl_l3_throttle;
+} gbp_learn_main_t;