a0129dfd8e
This forces all packets (even for un-aggregated traffic) through software queues to improve fairness and stability Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 37483
62 lines
1.7 KiB
Diff
62 lines
1.7 KiB
Diff
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
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+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
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@@ -241,6 +241,7 @@ struct ath_buf {
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struct ath_atx_tid {
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struct list_head list;
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struct sk_buff_head buf_q;
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+ struct sk_buff_head retry_q;
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struct ath_node *an;
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struct ath_atx_ac *ac;
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unsigned long tx_buf[BITS_TO_LONGS(ATH_TID_MAX_BUFS)];
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--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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@@ -170,12 +170,18 @@ static void ath_txq_skb_done(struct ath_
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static bool ath_tid_has_buffered(struct ath_atx_tid *tid)
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{
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- return !skb_queue_empty(&tid->buf_q);
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+ return !skb_queue_empty(&tid->buf_q) || !skb_queue_empty(&tid->retry_q);
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}
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static struct sk_buff *ath_tid_dequeue(struct ath_atx_tid *tid)
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{
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- return __skb_dequeue(&tid->buf_q);
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+ struct sk_buff *skb;
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+
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+ skb = __skb_dequeue(&tid->retry_q);
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+ if (!skb)
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+ skb = __skb_dequeue(&tid->buf_q);
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+
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+ return skb;
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}
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static void ath_tx_flush_tid(struct ath_softc *sc, struct ath_atx_tid *tid)
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@@ -593,7 +599,7 @@ static void ath_tx_complete_aggr(struct
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if (an->sleeping)
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ieee80211_sta_set_buffered(sta, tid->tidno, true);
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- skb_queue_splice(&bf_pending, &tid->buf_q);
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+ skb_queue_splice_tail(&bf_pending, &tid->retry_q);
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if (!an->sleeping) {
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ath_tx_queue_tid(txq, tid);
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@@ -833,7 +839,10 @@ ath_tx_get_tid_subframe(struct ath_softc
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u16 seqno;
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while (1) {
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- *q = &tid->buf_q;
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+ *q = &tid->retry_q;
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+ if (skb_queue_empty(*q))
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+ *q = &tid->buf_q;
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+
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skb = skb_peek(*q);
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if (!skb)
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break;
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@@ -2608,6 +2617,7 @@ void ath_tx_node_init(struct ath_softc *
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tid->paused = false;
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tid->active = false;
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__skb_queue_head_init(&tid->buf_q);
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+ __skb_queue_head_init(&tid->retry_q);
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acno = TID_TO_WME_AC(tidno);
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tid->ac = &an->ac[acno];
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}
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