* [PATCH] mt76: fix rx reordering with non explicit / psmp ack policy
@ 2022-04-20 10:43 Felix Fietkau
0 siblings, 0 replies; only message in thread
From: Felix Fietkau @ 2022-04-20 10:43 UTC (permalink / raw)
To: linux-wireless
When the QoS ack policy was set to non explicit / psmp ack, frames are treated
as not being part of a BA session, which causes extra latency on reordering.
Fix this by only bypassing reordering for packets with no-ack policy
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
drivers/net/wireless/mediatek/mt76/agg-rx.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c
index 72622220051b..9b8e1dfbc814 100644
--- a/drivers/net/wireless/mediatek/mt76/agg-rx.c
+++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c
@@ -169,8 +169,7 @@ void mt76_rx_aggr_reorder(struct sk_buff *skb, struct sk_buff_head *frames)
/* not part of a BA session */
ackp = status->qos_ctl & IEEE80211_QOS_CTL_ACK_POLICY_MASK;
- if (ackp != IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK &&
- ackp != IEEE80211_QOS_CTL_ACK_POLICY_NORMAL)
+ if (ackp == IEEE80211_QOS_CTL_ACK_POLICY_NOACK)
return;
tid = rcu_dereference(wcid->aggr[tidno]);
--
2.35.1
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