netdev - [PATCH net-next] sfc: use the new __netdev_tx_sent

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Message-ID: <31ee2a24-103c-ac0a-9e60-b3204bd61167@solarflare.com>
Date:   Thu, 8 Nov 2018 19:47:19 +0000
From:   Edward Cree <ecree@...arflare.com>
To:     <linux-net-drivers@...arflare.com>, <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>
Subject: [PATCH net-next] sfc: use the new __netdev_tx_sent_queue BQL
 optimisation

As added in 3e59020abf0f ("net: bql: add __netdev_tx_sent_queue()"), which
 see for performance rationale.

Signed-off-by: Edward Cree <ecree@...arflare.com>
---
 drivers/net/ethernet/sfc/tx.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
index c3ad564ac4c0..22eb059086f7 100644
--- a/drivers/net/ethernet/sfc/tx.c
+++ b/drivers/net/ethernet/sfc/tx.c
@@ -553,13 +553,10 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
 	if (!data_mapped && (efx_tx_map_data(tx_queue, skb, segments)))
 		goto err;
 
-	/* Update BQL */
-	netdev_tx_sent_queue(tx_queue->core_txq, skb_len);
-
 	efx_tx_maybe_stop_queue(tx_queue);
 
 	/* Pass off to hardware */
-	if (!xmit_more || netif_xmit_stopped(tx_queue->core_txq)) {
+	if (__netdev_tx_sent_queue(tx_queue->core_txq, skb_len, xmit_more)) {
 		struct efx_tx_queue *txq2 = efx_tx_queue_partner(tx_queue);
 
 		/* There could be packets left on the partner queue if those