Commit da473483 authored by Xu Bo's avatar Xu Bo
Browse files

fix issue271_hundreds_of_ues bugs with issue255_256_257

parent 90476be1
......@@ -106,6 +106,5 @@ extern DLSCH_UE_SELECT dlsch_ue_select[MAX_NUM_CCs];
extern int last_dlsch_ue_id[MAX_NUM_CCs];
extern int last_ulsch_ue_id[MAX_NUM_CCs];
#endif
extern uint16_t reestablish_rnti_map[NUMBER_OF_UE_MAX][2];
#endif //DEF_H
......@@ -409,7 +409,7 @@ rrc_rx_tx(
}
#endif
rrc_eNB_free_UE(ctxt_pP->module_id,ue_to_be_removed);
if(ue_to_be_removed->ue_context.ul_failure_timer >= 20000){
if(ue_to_be_removed->ue_context.ul_failure_timer >= 8){
ue_to_be_removed->ue_context.ul_failure_timer = 0;
}
}
......
......@@ -820,7 +820,8 @@ rrc_eNB_free_UE(const module_id_t enb_mod_idP,const struct rrc_eNB_ue_context_s*
LOG_W(RRC, "[eNB %d] Removing UE RNTI %x\n", enb_mod_idP, rnti);
#if defined(ENABLE_USE_MME)
if( ue_context_pP->ue_context.ul_failure_timer >= 20000 ) {
if( ue_context_pP->ue_context.ul_failure_timer >= 8 ) {
LOG_I(RRC, "[eNB %d] S1AP_UE_CONTEXT_RELEASE_REQ RNTI %x\n", enb_mod_idP, rnti);
rrc_eNB_send_S1AP_UE_CONTEXT_RELEASE_REQ(enb_mod_idP, ue_context_pP, S1AP_CAUSE_RADIO_NETWORK, 21); // send cause 21: connection with ue lost
/* From 3GPP 36300v10 p129 : 19.2.2.2.2 S1 UE Context Release Request (eNB triggered)
* If the E-UTRAN internal reason is a radio link failure detected in the eNB, the eNB shall wait a sufficient time before
......@@ -1092,8 +1093,6 @@ rrc_eNB_generate_RRCConnectionReestablishment(
SRB_ToAddModList_t **SRB_configList;
SRB_ToAddMod_t *SRB1_config;
int cnt;
uint8_t buffer[RRC_BUF_SIZE];
uint16_t size;
T(T_ENB_RRC_CONNECTION_REESTABLISHMENT, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->frame),
T_INT(ctxt_pP->subframe), T_INT(ctxt_pP->rnti));
......@@ -1185,31 +1184,22 @@ rrc_eNB_generate_RRCConnectionReestablishment(
ue_context_pP->ue_context.rnti,
RC.rrc[ctxt_pP->module_id]->carrier[CC_id].Srb0.Tx_buffer.payload_size);
size = do_RRCConnectionRelease(ctxt_pP->module_id, buffer,rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id));
#ifdef UE_EXPANSION
// 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_reestablishment_timer = 0;
ue_context_pP->ue_context.ue_release_timer = 0;
ue_context_pP->ue_context.ue_release_timer_s1 = 0;
#else
// set release timer
ue_context_pP->ue_context.ue_release_timer=1;
// remove UE after 10 frames after RRCConnectionRelease is triggered
ue_context_pP->ue_context.ue_release_timer_thres=100;
#endif
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" [RAPROC] Logical Channel DL-CCCH, Generating RRCConnectionReestablishment (bytes %d)\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
RC.rrc[ctxt_pP->module_id]->carrier[CC_id].Srb0.Tx_buffer.payload_size);
#ifdef UE_EXPANSION
// activate release timer, if RRCComplete not received after 100 frames, remove UE
ue_context_pP->ue_context.ue_reestablishment_timer = 1;
// remove UE after 10 frames after RRCConnectionReestablishmentRelease is triggered
ue_context_pP->ue_context.ue_reestablishment_timer_thres = 1000;
#else
// activate release timer, if RRCComplete not received after 10 frames, remove UE
ue_context_pP->ue_context.ue_release_timer = 1;
// remove UE after 10 frames after RRCConnectionReestablishmentRelease is triggered
ue_context_pP->ue_context.ue_release_timer_thres = 100;
#endif
}
//-----------------------------------------------------------------------------
......@@ -1858,12 +1848,21 @@ rrc_eNB_generate_RRCConnectionRelease(
T_INT(ctxt_pP->subframe), T_INT(ctxt_pP->rnti));
memset(buffer, 0, RRC_BUF_SIZE);
size = do_RRCConnectionRelease(ctxt_pP->module_id, buffer,rrc_eNB_get_next_transaction_identifier(ctxt_pP->module_id));
#ifdef UE_EXPANSION
// 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_reestablishment_timer = 0;
ue_context_pP->ue_context.ue_release_timer = 0;
ue_context_pP->ue_context.ue_release_timer_s1 = 0;
#else
// set release timer
ue_context_pP->ue_context.ue_release_timer=1;
// remove UE after 10 frames after RRCConnectionRelease is triggered
ue_context_pP->ue_context.ue_release_timer_thres=100;
#endif
LOG_I(RRC,
PROTOCOL_RRC_CTXT_UE_FMT" Logical Channel DL-DCCH, Generate RRCConnectionRelease (bytes %d)\n",
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
......@@ -5460,6 +5459,14 @@ rrc_eNB_decode_ccch(
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
ue_context_p);
/* reset timers */
ue_context_p->ue_context.ul_failure_timer = 0;
ue_context_p->ue_context.ue_release_timer = 0;
#ifdef UE_EXPANSION
ue_context_p->ue_context.ue_reestablishment_timer = 0;
ue_context_p->ue_context.ue_release_timer_s1 = 0;
ue_context_p->ue_context.ue_release_timer_rrc = 0;
#endif
// insert C-RNTI to map
for (i = 0; i < NUMBER_OF_UE_MAX; i++) {
if (reestablish_rnti_map[i][0] == 0) {
......@@ -6084,11 +6091,6 @@ if (ue_context_p->ue_context.nb_of_modify_e_rabs > 0) {
PROTOCOL_RRC_CTXT_UE_ARGS(ctxt_pP),
DCCH,
sdu_sizeP);
#ifdef UE_EXPANSION
ue_context_p->ue_context.ue_reestablishment_timer = 0;
#else
ue_context_p->ue_context.ue_release_timer = 0;
#endif
{
rnti_t reestablish_rnti = 0;
// select C-RNTI from map
......@@ -6129,7 +6131,11 @@ if (ue_context_p->ue_context.nb_of_modify_e_rabs > 0) {
}
#endif
}
#ifdef UE_EXPANSION
ue_context_p->ue_context.ue_reestablishment_timer = 1;
#else
ue_context_p->ue_context.ue_release_timer = 0;
#endif
}
break;
......
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