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-rw-r--r--include/osmo-bts/gsm_data.h1
-rw-r--r--src/common/bts.c8
2 files changed, 8 insertions, 1 deletions
diff --git a/include/osmo-bts/gsm_data.h b/include/osmo-bts/gsm_data.h
index c6cd7e40..aee56a9a 100644
--- a/include/osmo-bts/gsm_data.h
+++ b/include/osmo-bts/gsm_data.h
@@ -49,6 +49,7 @@ struct gsm_bts_role_bts {
uint8_t ny1;
uint8_t max_ta;
struct llist_head agch_queue;
+ int agch_queue_length;
struct paging_state *paging_state;
char *bsc_oml_host;
unsigned int rtp_jitter_buf_ms;
diff --git a/src/common/bts.c b/src/common/bts.c
index 2ac411d0..35fc3024 100644
--- a/src/common/bts.c
+++ b/src/common/bts.c
@@ -65,6 +65,7 @@ int bts_init(struct gsm_bts *bts)
bts->role = btsb = talloc_zero(bts, struct gsm_bts_role_bts);
INIT_LLIST_HEAD(&btsb->agch_queue);
+ btsb->agch_queue_length = 0;
/* configurable via VTY */
btsb->paging_state = paging_init(btsb, 200, 0);
@@ -214,6 +215,7 @@ int bts_agch_enqueue(struct gsm_bts *bts, struct msgb *msg)
/* FIXME: implement max queue length */
msgb_enqueue(&btsb->agch_queue, msg);
+ btsb->agch_queue_length++;
return 0;
}
@@ -221,8 +223,12 @@ int bts_agch_enqueue(struct gsm_bts *bts, struct msgb *msg)
struct msgb *bts_agch_dequeue(struct gsm_bts *bts)
{
struct gsm_bts_role_bts *btsb = bts_role_bts(bts);
+ struct msgb *msg = msgb_dequeue(&btsb->agch_queue);
+ if (!msg)
+ return NULL;
- return msgb_dequeue(&btsb->agch_queue);
+ btsb->agch_queue_length--;
+ return msg;
}
int bts_supports_cipher(struct gsm_bts_role_bts *bts, int rsl_cipher)