 d717343c85
			
		
	
	d717343c85
	
	
	
		
			
			Minor cleanup and code reorganization, along with a change to not disable offload anymore when a tkip or sw crypto key is added Signed-off-by: Felix Fietkau <nbd@nbd.name>
		
			
				
	
	
		
			46 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From: Felix Fietkau <nbd@nbd.name>
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| Date: Mon, 17 Aug 2020 21:11:25 +0200
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| Subject: [PATCH] mac80211: check and refresh aggregation session in
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|  encap offload tx
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| 
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| Update the last_tx timestamp to avoid tearing down the aggregation session
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| early. Fall back to the slow path if the session setup is still running
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| 
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| Signed-off-by: Felix Fietkau <nbd@nbd.name>
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| ---
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| 
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| --- a/net/mac80211/tx.c
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| +++ b/net/mac80211/tx.c
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| @@ -4189,6 +4189,8 @@ static void ieee80211_8023_xmit(struct i
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|  	bool authorized = false;
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|  	bool multicast;
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|  	unsigned char *ra = ehdr->h_dest;
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| +	struct tid_ampdu_tx *tid_tx;
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| +	u8 tid;
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|  
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|  	if (IS_ERR(sta) || (sta && !sta->uploaded))
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|  		sta = NULL;
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| @@ -4226,6 +4228,22 @@ static void ieee80211_8023_xmit(struct i
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|  
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|  	memset(info, 0, sizeof(*info));
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|  
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| +	if (sta) {
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| +		tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
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| +		tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]);
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| +		if (tid_tx) {
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| +			if (!test_bit(HT_AGG_STATE_OPERATIONAL, &tid_tx->state)) {
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| +				/* fall back to non-offload slow path */
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| +				__ieee80211_subif_start_xmit(skb, dev, 0, 0, NULL);
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| +				return;
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| +			}
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| +
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| +			info->flags |= IEEE80211_TX_CTL_AMPDU;
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| +			if (tid_tx->timeout)
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| +				tid_tx->last_tx = jiffies;
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| +		}
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| +	}
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| +
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|  	if (unlikely(!multicast && skb->sk &&
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|  		     skb_shinfo(skb)->tx_flags & SKBTX_WIFI_STATUS))
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|  		info->ack_frame_id = ieee80211_store_ack_skb(local, skb,
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