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openwrtv4/package/kernel/mac80211/patches/subsys/140-tweak-TSQ-setting.patch

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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. This commit reintroduces the previously reverted one with a fix for the crash issues Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-11-16 08:57:13 +00:00
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
mac80211: update to version based on 4.19-rc4 This updates mac80211 to backports based on kernel 4.19-rc4. I plan to integrate all the patches which are in this tar into upstream backports soon. I used the backports generated from this code: https://github.com/hauke/backports/commits/wip2 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2018-09-23 16:02:35 +00:00
@@ -3787,6 +3787,12 @@ out:
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. This commit reintroduces the previously reverted one with a fix for the crash issues Signed-off-by: Felix Fietkau <nbd@nbd.name>
2017-11-16 08:57:13 +00:00
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 && sk_fullsock(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;
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