andrzej-kaczmarek commented on a change in pull request #599: nimble/ll: Fix
crash when scanning for AUX packets
URL: https://github.com/apache/mynewt-nimble/pull/599#discussion_r331680573
##########
File path: nimble/controller/src/ble_ll_scan.c
##########
@@ -182,6 +182,19 @@ static struct os_mempool ext_adv_pool;
static int ble_ll_scan_start(struct ble_ll_scan_sm *scansm,
struct ble_ll_sched_item *sch);
+static void
+ble_ll_aux_scan_drop(struct ble_ll_aux_data *aux_data)
+{
+ struct ble_ll_scan_sm *scansm = &g_ble_ll_scan_sm;
+
+ STATS_INC(ble_ll_stats, aux_scan_drop);
+
+ BLE_LL_ASSERT(aux_data);
+
+ ble_npl_event_set_arg(&scansm->aux_scan_drop_ev, aux_data);
Review comment:
if you have aux scans for 2 separate instances already scheduled then you
may need to drop aux from 2nd chain before event sent for 1st chain was handled
in ll_task
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