3 files changed, 8 insertions, 0 deletions
diff --git a/openbsc/include/openbsc/gprs_llc.h b/openbsc/include/openbsc/gprs_llc.h
index fc6216ccc..d54b72e4a 100644
--- a/openbsc/include/openbsc/gprs_llc.h
+++ b/openbsc/include/openbsc/gprs_llc.h
@@ -161,8 +161,13 @@ struct gprs_llc_llme {
 	uint16_t bvci;
 	uint16_t nsei;
 	struct gprs_llc_lle lle[NUM_SAPIS];
+
+	/* Internal management */
+	uint32_t age_timestamp;
 };
 
+#define GPRS_LLME_RESET_AGE (0)
+
 extern struct llist_head gprs_llc_llmes;
 
 /* LLC low level types */
diff --git a/openbsc/include/openbsc/gprs_sgsn.h b/openbsc/include/openbsc/gprs_sgsn.h
index ad7463e3e..ef9e84474 100644
--- a/openbsc/include/openbsc/gprs_sgsn.h
+++ b/openbsc/include/openbsc/gprs_sgsn.h
@@ -246,6 +246,7 @@ extern struct llist_head sgsn_apn_ctxts;
 extern struct llist_head sgsn_pdp_ctxts;
 
 uint32_t sgsn_alloc_ptmsi(void);
+void sgsn_inst_init(void);
 
 /* High-level function to be called in case a GGSN has disappeared or
  * ottherwise lost state (recovery procedure) */
diff --git a/openbsc/include/openbsc/sgsn.h b/openbsc/include/openbsc/sgsn.h
index 8a4514627..017bc7fb8 100644
--- a/openbsc/include/openbsc/sgsn.h
+++ b/openbsc/include/openbsc/sgsn.h
@@ -52,6 +52,8 @@ struct sgsn_instance {
 	struct gsn_t *gsn;
 	/* Subscriber */
 	struct gprs_gsup_client *gsup_client;
+	/* LMME inactivity timer */
+	struct osmo_timer_list llme_timer;
 };
 
 extern struct sgsn_instance *sgsn;