netdev - [PATCH net-next] net: wan: wanxl: replace dev_kfree_skb_irq by dev_consume_skb

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Message-Id: <1551106910-16515-1-git-send-email-albin_yang@163.com>
Date:   Mon, 25 Feb 2019 23:01:50 +0800
From:   Yang Wei <albin_yang@....com>
To:     netdev@...r.kernel.org
Cc:     khc@...waw.pl, davem@...emloft.net, yang.wei9@....com.cn,
        albin_yang@....com
Subject: [PATCH net-next] net: wan: wanxl: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles

From: Yang Wei <yang.wei9@....com.cn>

dev_consume_skb_irq() should be called in wanxl_tx_intr() when skb
xmit done. It makes drop profiles(dropwatch, perf) more friendly.

Signed-off-by: Yang Wei <yang.wei9@....com.cn>
---
 drivers/net/wan/wanxl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c
index d573a57..5c234a6 100644
--- a/drivers/net/wan/wanxl.c
+++ b/drivers/net/wan/wanxl.c
@@ -185,7 +185,7 @@ static inline void wanxl_tx_intr(struct port *port)
                 desc->stat = PACKET_EMPTY; /* Free descriptor */
 		pci_unmap_single(port->card->pdev, desc->address, skb->len,
 				 PCI_DMA_TODEVICE);
-		dev_kfree_skb_irq(skb);
+		dev_consume_skb_irq(skb);
                 port->tx_in = (port->tx_in + 1) % TX_BUFFERS;
         }
 }
-- 
2.7.4