nfp: use the new __netdev_tx_sent_queue() BQL optimisation

Jakub Kicinski · davem330 · commit 560f1ba4d8e8 · 2018-11-09T19:49:00.000-08:00
__netdev_tx_sent_queue() was added in commit e59020abf0f
("net: bql: add __netdev_tx_sent_queue()") and allows for
better GSO performance.

Signed-off-by: Jakub Kicinski &lt;jakub.kicinski@netronome.com&gt;
Reviewed-by: Dirk van der Merwe &lt;dirk.vandermerwe@netronome.com&gt;
Reviewed-by: Simon Horman &lt;simon.horman@netronome.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -890,16 +890,14 @@ static int nfp_net_tx(struct sk_buff *skb, struct net_device *netdev)
 		u64_stats_update_end(&r_vec->tx_sync);
 	}
 
-	netdev_tx_sent_queue(nd_q, txbuf->real_len);
-
 	skb_tx_timestamp(skb);
 
 	tx_ring->wr_p += nr_frags + 1;
 	if (nfp_net_tx_ring_should_stop(tx_ring))
 		nfp_net_tx_ring_stop(nd_q, tx_ring);
 
 	tx_ring->wr_ptr_add += nr_frags + 1;
-	if (!skb->xmit_more || netif_xmit_stopped(nd_q))
+	if (__netdev_tx_sent_queue(nd_q, txbuf->real_len, skb->xmit_more))
 		nfp_net_tx_xmit_more_flush(tx_ring);
 
 	return NETDEV_TX_OK;
