diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 63b63675aa6dbb79b91d2d0b7f4e4961be8ea4ba..b6abaaa3676f226bee037e306528851a22999692 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -639,8 +639,28 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up) ieee80211_recalc_ps(local, -1); - if (dev) - netif_tx_start_all_queues(dev); + if (dev) { + unsigned long flags; + int n_acs = IEEE80211_NUM_ACS; + int ac; + + if (local->hw.queues < IEEE80211_NUM_ACS) + n_acs = 1; + + spin_lock_irqsave(&local->queue_stop_reason_lock, flags); + if (sdata->vif.cab_queue == IEEE80211_INVAL_HW_QUEUE || + (local->queue_stop_reasons[sdata->vif.cab_queue] == 0 && + skb_queue_empty(&local->pending[sdata->vif.cab_queue]))) { + for (ac = 0; ac < n_acs; ac++) { + int ac_queue = sdata->vif.hw_queue[ac]; + + if (local->queue_stop_reasons[ac_queue] == 0 && + skb_queue_empty(&local->pending[ac_queue])) + netif_start_subqueue(dev, ac); + } + } + spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags); + } return 0; err_del_interface: