fix RRCConnectionRelease timer from 100ms to 200ms and clear MSG3_round after schedule_RA

openair2/LAYER2/MAC/eNB_scheduler_RA.c

@@ -1468,6 +1468,7 @@ check_Msg4_retransmission(module_id_t module_idP, int CC_idP,
 	DevAssert(UE_id != -1);
 	mac->UE_list.UE_template[UE_PCCID(module_idP, UE_id)][UE_id].
 	    configured = TRUE;
+        cancel_ra_proc(module_idP, CC_idP, frameP, ra->rnti);
     }
 }
 

openair2/RRC/LITE/rrc_common.c

@@ -359,7 +359,48 @@ rrc_rx_tx(
             ue_context_p->ue_context.ue_release_timer_thres_s1) {
           LOG_I(RRC,"Removing UE %x instance Because of UE_CONTEXT_RELEASE_COMMAND not received after %d ms from sending request\n",
         		  ue_context_p->ue_context.rnti, ue_context_p->ue_context.ue_release_timer_thres_s1);
+          ue_context_p->ue_context.ue_release_timer_s1 = 0;
+#if defined(ENABLE_ITTI)
+          rrc_eNB_generate_RRCConnectionRelease(ctxt_pP, ue_context_p);
+          {
+            int      e_rab;
+            MessageDef *msg_delete_tunnels_p = NULL;
+            uint32_t eNB_ue_s1ap_id = ue_context_p->ue_context.eNB_ue_s1ap_id;
+            MSC_LOG_TX_MESSAGE(MSC_RRC_ENB, MSC_GTPU_ENB, NULL,0, "0 GTPV1U_ENB_DELETE_TUNNEL_REQ rnti %x ", eNB_ue_s1ap_id);
+            msg_delete_tunnels_p = itti_alloc_new_message(TASK_RRC_ENB, GTPV1U_ENB_DELETE_TUNNEL_REQ);
+            memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p)));
+            // do not wait response
+            GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).rnti = ue_context_p->ue_context.rnti;
+            for (e_rab = 0; e_rab < ue_context_p->ue_context.nb_of_e_rabs; e_rab++) {
+              GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).eps_bearer_id[GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).num_erab++] =
+                ue_context_p->ue_context.enb_gtp_ebi[e_rab];
+              // erase data
+              ue_context_p->ue_context.enb_gtp_teid[e_rab] = 0;
+              memset(&ue_context_p->ue_context.enb_gtp_addrs[e_rab], 0, sizeof(ue_context_p->ue_context.enb_gtp_addrs[e_rab]));
+              ue_context_p->ue_context.enb_gtp_ebi[e_rab]  = 0;
+            }
+            itti_send_msg_to_task(TASK_GTPV1_U, ctxt_pP->module_id, msg_delete_tunnels_p);
+            MSC_LOG_TX_MESSAGE(
+                    MSC_RRC_ENB,
+                    MSC_S1AP_ENB,
+                    NULL,0,
+                    "0 S1AP_UE_CONTEXT_RELEASE_COMPLETE eNB_ue_s1ap_id 0x%06"PRIX32" ",
+                    eNB_ue_s1ap_id);
+
+            struct rrc_ue_s1ap_ids_s    *rrc_ue_s1ap_ids = NULL;
+            rrc_ue_s1ap_ids = rrc_eNB_S1AP_get_ue_ids(
+                    RC.rrc[ctxt_pP->module_id],
+                    0,
+                    eNB_ue_s1ap_id);
+            if (NULL != rrc_ue_s1ap_ids) {
+              rrc_eNB_S1AP_remove_ue_ids(
+                         RC.rrc[ctxt_pP->module_id],
+                         rrc_ue_s1ap_ids);
+            }
+          }
+#else
           ue_to_be_removed = ue_context_p;
+#endif
           break;
         }
       }

openair2/RRC/LITE/rrc_eNB.c

@@ -1904,7 +1904,7 @@ rrc_eNB_generate_RRCConnectionRelease(
     // set release timer
   ue_context_pP->ue_context.ue_release_timer_rrc = 1;
   // remove UE after 10 frames after RRCConnectionRelease is triggered
-  ue_context_pP->ue_context.ue_release_timer_thres_rrc = 100;
+  ue_context_pP->ue_context.ue_release_timer_thres_rrc = 200;
   ue_context_pP->ue_context.ue_reestablishment_timer = 0;
   ue_context_pP->ue_context.ue_release_timer = 0;
   ue_context_pP->ue_context.ue_release_timer_s1 = 0;
@@ -6704,11 +6704,6 @@ rrc_enb_task(
       /* Nothing to do. Apparently everything is done in S1AP processing */
       //LOG_I(RRC, "[eNB %d] Received message %s, not processed because procedure not synched\n",
       //instance, msg_name_p);
-      if (rrc_eNB_get_ue_context(RC.rrc[instance], GTPV1U_ENB_DELETE_TUNNEL_RESP(msg_p).rnti)
-          && rrc_eNB_get_ue_context(RC.rrc[instance], GTPV1U_ENB_DELETE_TUNNEL_RESP(msg_p).rnti)->ue_context.ue_release_timer_rrc > 0) {
-        rrc_eNB_get_ue_context(RC.rrc[instance], GTPV1U_ENB_DELETE_TUNNEL_RESP(msg_p).rnti)->ue_context.ue_release_timer_rrc =
-        rrc_eNB_get_ue_context(RC.rrc[instance], GTPV1U_ENB_DELETE_TUNNEL_RESP(msg_p).rnti)->ue_context.ue_release_timer_thres_rrc;
-      }
       break;
 
 #   endif