From: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
When there is a need to restart/reconfig hw, tear down all the
aggregation queues and let the mac80211 and driver get in-sync and have
the opportunity to re-establish the aggregation queues.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
---
v2: add rcu_read_lock()
---
net/mac80211/util.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index ca170b4..27e8833 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1188,6 +1188,16 @@ int ieee80211_reconfig(struct ieee80211_local *local)
ieee80211_wake_queues_by_reason(hw,
IEEE80211_QUEUE_STOP_REASON_SUSPEND);
+ rcu_read_lock();
+
+ if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
+ list_for_each_entry_rcu(sta, &local->sta_list, list) {
+ ieee80211_sta_tear_down_BA_sessions(sta);
+ }
+ }
+
+ rcu_read_unlock();
+
/*
* If this is for hw restart things are still running.
* We may want to change that later, however.
--
1.5.6.3
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
