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Commit 75769c80 authored by Felix Fietkau's avatar Felix Fietkau Committed by Johannes Berg
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mac80211: minstrel_ht: add a small optimization to minstrel_aggr_check 



Check the queue mapping earlier, skb->queue_mapping is more likely than
skb->data to still be in d-cache.

Signed-off-by: default avatarFelix Fietkau <nbd@openwrt.org>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent f815e2b3

net/mac80211/rc80211_minstrel_ht.c

+3 −3
Original line number Diff line number Diff line
@@ -690,6 +690,9 @@ minstrel_aggr_check(struct ieee80211_sta *pubsta, struct sk_buff *skb) 
	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);

	u16 tid;



	if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)

		return;



	if (unlikely(!ieee80211_is_data_qos(hdr->frame_control)))

		return;
@@ -700,9 +703,6 @@ minstrel_aggr_check(struct ieee80211_sta *pubsta, struct sk_buff *skb) 
	if (likely(sta->ampdu_mlme.tid_tx[tid]))

		return;



	if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)

		return;



	ieee80211_start_tx_ba_session(pubsta, tid, 5000);

}