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- From: Felix Fietkau <[email protected]>
- Date: Sat, 16 Mar 2019 18:01:53 +0100
- Subject: [PATCH] mac80211: set NETIF_F_LLTX when using intermediate tx
- queues
- When using iTXQ, tx sequence number allocation and statistics are run at
- dequeue time. Because of that, it is safe to enable NETIF_F_LLTX, which
- allows tx handlers to run on multiple CPUs in parallel.
- Signed-off-by: Felix Fietkau <[email protected]>
- ---
- --- a/net/mac80211/iface.c
- +++ b/net/mac80211/iface.c
- @@ -1301,6 +1301,7 @@ static void ieee80211_if_setup(struct ne
- static void ieee80211_if_setup_no_queue(struct net_device *dev)
- {
- ieee80211_if_setup(dev);
- + dev->features |= NETIF_F_LLTX;
- #if LINUX_VERSION_IS_GEQ(4,3,0)
- dev->priv_flags |= IFF_NO_QUEUE;
- #else
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