Commit 7d65f829 authored Mar 29, 2017 by Johannes Berg

mac80211: unconditionally start new netdev queues with iTXQ support



When internal mac80211 TXQs aren't supported, netdev queues must
always started out started even when driver queues are stopped
while the interface is added. This is necessary because with the
internal TXQ support netdev queues are never stopped and packet
scheduling/dropping is done in mac80211.

Cc: stable@vger.kernel.org # 4.9+
Fixes: 80a83cfc ("mac80211: skip netdev queue control with software queuing")
Reported-and-tested-by: Sven Eckelmann <sven.eckelmann@openmesh.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent b3ef5520

net/mac80211/iface.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -718,7 +718,8 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
		ieee80211_recalc_ps(local);

		if (sdata->vif.type == NL80211_IFTYPE_MONITOR \|\|
		sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
		sdata->vif.type == NL80211_IFTYPE_AP_VLAN \|\|
		local->ops->wake_tx_queue) {
		/* XXX: for AP_VLAN, actually track AP queues */
		netif_tx_start_all_queues(dev);
		} else if (dev) {