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openwrt/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 4.19.57 This updates to backports-4.19.57-1 which contains the wireless subsystem and driver from kernel 4.19.57. The removed patches are applied upstream. Tested-by: Koen Vandeputte <koen.vandeputte@ncentric.com> Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2019-07-06 22:08:20 +00:00
@@ -3800,6 +3800,12 @@ 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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