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RRC transaction IDs: clean up

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- Put consistently transaction IDs
- Remove transaction IDs when transaction finished, or in places that do
  not trigger an RRC transaction
This commit is contained in:
Robert Schmidt
2024-02-03 11:28:43 +01:00
parent d2cd7c862a
commit d6dd87ae8c
2 changed files with 11 additions and 5 deletions
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openair2/RRC/NR/rrc_gNB.c
+11 -3
View File
@@ -939,8 +939,7 @@ static void rrc_gNB_process_RRCReestablishmentComplete(const protocol_ctxt_t *co
int i = 0;
uint8_t new_xid = rrc_gNB_get_next_transaction_identifier(ctxt_pP->module_id);
ue_p->xids[new_xid] = RRC_REESTABLISH_COMPLETE;
ue_p->xids[xid] = RRC_ACTION_NONE;
ue_p->StatusRrc = NR_RRC_CONNECTED;
ue_p->Srb[1].Active = 1;
@@ -972,6 +971,8 @@ static void rrc_gNB_process_RRCReestablishmentComplete(const protocol_ctxt_t *co
NR_SRB_ToAddModList_t *SRBs = createSRBlist(ue_p, true);
NR_DRB_ToAddModList_t *DRBs = createDRBlist(ue_p, true);
uint8_t new_xid = rrc_gNB_get_next_transaction_identifier(ctxt_pP->module_id);
ue_p->xids[new_xid] = RRC_REESTABLISH_COMPLETE;
uint8_t buffer[RRC_BUF_SIZE] = {0};
int size = do_RRCReconfiguration(ue_p,
buffer,
@@ -1343,6 +1344,8 @@ static int handle_rrcSetupComplete(const protocol_ctxt_t *const ctxt_pP,
return -1;
}
gNB_RRC_UE_t *UE = &ue_context_p->ue_context;
uint8_t xid = setup_complete->rrc_TransactionIdentifier;
UE->xids[xid] = RRC_ACTION_NONE;
NR_RRCSetupComplete_IEs_t *setup_complete_ies = setup_complete->criticalExtensions.choice.rrcSetupComplete;
@@ -1410,7 +1413,7 @@ static void handle_rrcReconfigurationComplete(const protocol_ctxt_t *const ctxt_
uint8_t xid = reconfig_complete->rrc_TransactionIdentifier;
UE->ue_reconfiguration_counter++;
LOG_I(NR_RRC, "UE %d: Receive RRC Reconfiguration Complete message (xid %d\n)", UE->rrc_ue_id, xid);
LOG_I(NR_RRC, "UE %d: Receive RRC Reconfiguration Complete message (xid %d)\n", UE->rrc_ue_id, xid);
bool successful_reconfig = true;
switch (UE->xids[xid]) {
@@ -1444,6 +1447,11 @@ static void handle_rrcReconfigurationComplete(const protocol_ctxt_t *const ctxt_
break;
}
UE->xids[xid] = RRC_ACTION_NONE;
for (int i = 0; i < 3; ++i) {
if (UE->xids[i] != RRC_ACTION_NONE) {
LOG_I(RRC, "UE %d: transaction %d still ongoing for action %d\n", UE->rrc_ue_id, i, UE->xids[i]);
}
}
gNB_RRC_INST *rrc = RC.nrrrc[0];
f1_ue_data_t ue_data = cu_get_f1_ue_data(UE->rrc_ue_id);
openair2/RRC/NR/rrc_gNB_NGAP.c
-2
View File
@@ -456,8 +456,6 @@ static void trigger_bearer_setup(gNB_RRC_INST *rrc, gNB_RRC_UE_t *UE, int n, pdu
}
}
}
int xid = rrc_gNB_get_next_transaction_identifier(0);
UE->xids[xid] = RRC_PDUSESSION_ESTABLISH;
/* Limitation: we assume one fixed CU-UP per UE. We base the selection on
* NSSAI, but the UE might have multiple PDU sessions with differing slices,
* in which we might need to select different CU-UPs. In this case, we would