From f59a509ec70c5c4247dcd57172caf98b630ca519 Mon Sep 17 00:00:00 2001
From: Xu Bo <xubo1@cn.fujitsu.com>
Date: Mon, 22 Jan 2018 02:38:17 +0000
Subject: [PATCH] fix RRCConnectionRelease timer from 100ms to 200ms and clear
MSG3_round after schedule_RA
---
openair2/LAYER2/MAC/eNB_scheduler_RA.c | 1 +
openair2/RRC/LITE/rrc_common.c | 41 ++++++++++++++++++++++++++
openair2/RRC/LITE/rrc_eNB.c | 7 +----
3 files changed, 43 insertions(+), 6 deletions(-)
diff --git a/openair2/LAYER2/MAC/eNB_scheduler_RA.c b/openair2/LAYER2/MAC/eNB_scheduler_RA.c
index 327f5faafe..9d610c9f7a 100644
--- a/openair2/LAYER2/MAC/eNB_scheduler_RA.c
+++ b/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);
}
}
diff --git a/openair2/RRC/LITE/rrc_common.c b/openair2/RRC/LITE/rrc_common.c
index f8cfbdc12a..831345b09d 100644
--- a/openair2/RRC/LITE/rrc_common.c
+++ b/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(>PV1U_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;
}
}
diff --git a/openair2/RRC/LITE/rrc_eNB.c b/openair2/RRC/LITE/rrc_eNB.c
index 92f8facb3f..f5c095877f 100644
--- a/openair2/RRC/LITE/rrc_eNB.c
+++ b/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
--
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