[paging] Introduce a variable containing the free paging slots
Start with a large number of available slots. It is guranteed
that we will - at some point - get a paging load and will properly
update the counter and keep it updated.
diff --git a/include/openbsc/gsm_data.h b/include/openbsc/gsm_data.h
index c87b25d..006a8c0 100644
--- a/include/openbsc/gsm_data.h
+++ b/include/openbsc/gsm_data.h
@@ -204,6 +204,9 @@
struct gsm_paging_request *last_request;
struct gsm_bts *bts;
+ /* load */
+ u_int16_t available_slots;
+
/* tick timer */
struct timer_list paging_timer;
};