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mac80211: tweak TSQ settings
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Latencies can be much higher on wifi devices, especially with
aggregation. Tune the network stack setting introduced in the previous
commit to account for that

Signed-off-by: Felix Fietkau <[email protected]>
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nbd168 committed Nov 16, 2017
1 parent 00a8f34 commit 2dc4852
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Showing 2 changed files with 15 additions and 1 deletion.
14 changes: 14 additions & 0 deletions package/kernel/mac80211/patches/140-tweak-TSQ-setting.patch
Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -3750,6 +3750,11 @@ out:
netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
struct net_device *dev)
{
+#if defined(sk_pacing_shift) || LINUX_VERSION_IS_GEQ(4,15,0)
+ if (skb->sk && skb->sk->sk_pacing_shift != 6)
+ skb->sk->sk_pacing_shift = 6;
+#endif
+
if (unlikely(ieee80211_multicast_to_unicast(skb, dev))) {
struct sk_buff_head queue;

Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,7 @@ Signed-off-by: Janusz Dziedzic <[email protected]>

if (txq->sta)
tx.sta = container_of(txq->sta, struct sta_info, sta);
@@ -3790,6 +3791,7 @@ ieee80211_build_data_template(struct iee
@@ -3795,6 +3796,7 @@ ieee80211_build_data_template(struct iee
hdr = (void *)skb->data;
tx.sta = sta_info_get(sdata, hdr->addr1);
tx.skb = skb;
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