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mac80211: send control port protocol frames to the VO queue

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Improves reliability of wifi connections with WPA, since authentication
frames are prioritized over normal traffic and also typically exempt
from aggregation.

Cc: stable@vger.kernel.org
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Felix Fietkau 2014-02-11 16:02:47 +01:00 committed by Johannes Berg
parent c368ddaa9a
commit 1bf4bbb402
1 changed files with 5 additions and 0 deletions
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5
net/mac80211/wme.c
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@ -154,6 +154,11 @@ 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 */
rcu_read_lock();