From 3c6e86adce261696a330c7d45b63969e477949c5 Mon Sep 17 00:00:00 2001 From: Philipp Maier Date: Thu, 10 Sep 2020 20:12:37 +0200 Subject: abis_rsl: inform user when expired channel requests get tossed At the moment expired channel requests are dropped silently, however, it might help to know when this happens - not only for debugging. Change-Id: Ib49df551a4cd7d5652e85c8ce29ef132385d4ae4 Related: OS#4549 --- src/osmo-bsc/abis_rsl.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'src/osmo-bsc/abis_rsl.c') diff --git a/src/osmo-bsc/abis_rsl.c b/src/osmo-bsc/abis_rsl.c index c0907c0a8..347be129f 100644 --- a/src/osmo-bsc/abis_rsl.c +++ b/src/osmo-bsc/abis_rsl.c @@ -1384,10 +1384,14 @@ static void reduce_rach_dos(struct gsm_bts *bts) llist_for_each_entry_safe(rqd, rqd_tmp, &bts->chan_rqd_queue, entry) { /* If the channel request is older than the radio link timeout we drop it. This also means that the * queue is under its overflow limit again. */ - if (timestamp_current - rqd->timestamp > rlt) + if (timestamp_current - rqd->timestamp > rlt) { + LOG_BTS(bts, DRSL, LOGL_INFO, "CHAN RQD: tossing expired channel request" + "(ra=0x%02x, neci=0x%02x, chreq_reason=0x%02x)\n", + rqd->ref.ra, bts->network->neci, rqd->reason); llist_del(&rqd->entry); - else + } else { rqd_count++; + } } /* If we find more than 255 (256) unexpired channel requests in the queue it is very likely that there is a -- cgit v1.2.3