From: Felix Fietkau <nbd@xxxxxxxxxxx>
This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.
===============
commit 1bf4bbb4024dcdab5e57634dd8ae1072d42a53ac upstream.
Improves reliability of wifi connections with WPA, since authentication
frames are prioritized over normal traffic and also typically exempt
from aggregation.
Signed-off-by: Felix Fietkau <nbd@xxxxxxxxxxx>
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
net/mac80211/wme.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index afba19cb6f87..a282fddf8b00 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -153,6 +153,11 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
return IEEE80211_AC_BE;
}
+ if (skb->protocol == sdata->control_port_protocol) {
+ skb->priority = 7;
+ return ieee80211_downgrade_queue(sdata, skb);
+ }
+
/* use the data classifier to determine what 802.1d tag the
* data frame has */
skb->priority = cfg80211_classify8021d(skb);
--
1.9.0
--
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