[PATCH] osmo-bsc[master]: HO: Count neighbor measurements and reduce window of neigh_m...

This is merely a historical archive of years 2008-2021, before the migration to mailman3.

A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/gerrit-log@lists.osmocom.org/.

Neels Hofmeyr gerrit-no-reply at lists.osmocom.org
Fri Jan 19 03:03:52 UTC 2018


Review at  https://gerrit.osmocom.org/5901

HO: Count neighbor measurements and reduce window of neigh_meas_avg

Always start with a counter of 0 for a new measurement report. If the
neigh_meas_avg is caluclated over the given window, the window is
reduced, if there are less measurement reports received so far.

Change-Id: I1c74f27f9663a3083610c985a080fca331c19bd3
---
M src/libbsc/handover_decision.c
1 file changed, 8 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/osmo-bsc refs/changes/01/5901/1

diff --git a/src/libbsc/handover_decision.c b/src/libbsc/handover_decision.c
index a2abb39..04ca144 100644
--- a/src/libbsc/handover_decision.c
+++ b/src/libbsc/handover_decision.c
@@ -99,6 +99,13 @@
 	unsigned int i, idx;
 	int avg = 0;
 
+	/* reduce window to the actual number of existing measurements */
+	if (window < nmp->rxlev_cnt)
+		window = nmp->rxlev_cnt;
+	/* this should never happen */
+	if (window == 0)
+		return 0;
+
 	idx = calc_initial_idx(ARRAY_SIZE(nmp->rxlev),
 				nmp->rxlev_cnt % ARRAY_SIZE(nmp->rxlev),
 				window);
@@ -177,6 +184,7 @@
 		nmp->arfcn = mrc->arfcn;
 		nmp->bsic = mrc->bsic;
 
+		nmp->rxlev_cnt = 0;
 		idx = nmp->rxlev_cnt % ARRAY_SIZE(nmp->rxlev);
 		nmp->rxlev[idx] = mrc->rxlev;
 		nmp->rxlev_cnt++;

-- 
To view, visit https://gerrit.osmocom.org/5901
To unsubscribe, visit https://gerrit.osmocom.org/settings

Gerrit-MessageType: newchange
Gerrit-Change-Id: I1c74f27f9663a3083610c985a080fca331c19bd3
Gerrit-PatchSet: 1
Gerrit-Project: osmo-bsc
Gerrit-Branch: master
Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>



More information about the gerrit-log mailing list