From 2dc485250d516f1535eeaf53f0f2f5742e5f9e0c Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 16 Nov 2017 09:57:13 +0100 Subject: [PATCH] mac80211: tweak TSQ settings 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 --- .../mac80211/patches/140-tweak-TSQ-setting.patch | 14 ++++++++++++++ ...-mac80211-add-hdrlen-to-ieee80211_tx_data.patch | 2 +- 2 files changed, 15 insertions(+), 1 deletion(-) create mode 100644 package/kernel/mac80211/patches/140-tweak-TSQ-setting.patch diff --git a/package/kernel/mac80211/patches/140-tweak-TSQ-setting.patch b/package/kernel/mac80211/patches/140-tweak-TSQ-setting.patch new file mode 100644 index 0000000000..cea4ca684b --- /dev/null +++ b/package/kernel/mac80211/patches/140-tweak-TSQ-setting.patch @@ -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; + diff --git a/package/kernel/mac80211/patches/307-mac80211-add-hdrlen-to-ieee80211_tx_data.patch b/package/kernel/mac80211/patches/307-mac80211-add-hdrlen-to-ieee80211_tx_data.patch index 934e2e122c..dba01176fc 100644 --- a/package/kernel/mac80211/patches/307-mac80211-add-hdrlen-to-ieee80211_tx_data.patch +++ b/package/kernel/mac80211/patches/307-mac80211-add-hdrlen-to-ieee80211_tx_data.patch @@ -56,7 +56,7 @@ Signed-off-by: Janusz Dziedzic 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; -- 2.25.1