netdev - [PATCH net] net: sgi: replace dev_kfree_skb_irq by dev_consume_skb

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Message-Id: <1550071026-4723-1-git-send-email-albin_yang@163.com>
Date:   Wed, 13 Feb 2019 23:17:06 +0800
From:   Yang Wei <albin_yang@....com>
To:     netdev@...r.kernel.org
Cc:     ralf@...ux-mips.org, davem@...emloft.net, yang.wei9@....com.cn,
        albin_yang@....com
Subject: [PATCH net] net: sgi: 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 when skb xmit done. It makes
drop profiles(dropwatch, perf) more friendly.

Signed-off-by: Yang Wei <yang.wei9@....com.cn>
---
 drivers/net/ethernet/sgi/ioc3-eth.c | 2 +-
 drivers/net/ethernet/sgi/meth.c     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c
index 3140999..358e66b 100644
--- a/drivers/net/ethernet/sgi/ioc3-eth.c
+++ b/drivers/net/ethernet/sgi/ioc3-eth.c
@@ -666,7 +666,7 @@ static inline void ioc3_tx(struct net_device *dev)
 		packets++;
 		skb = ip->tx_skbs[o_entry];
 		bytes += skb->len;
-		dev_kfree_skb_irq(skb);
+		dev_consume_skb_irq(skb);
 		ip->tx_skbs[o_entry] = NULL;
 
 		o_entry = (o_entry + 1) & 127;		/* Next */
diff --git a/drivers/net/ethernet/sgi/meth.c b/drivers/net/ethernet/sgi/meth.c
index 0e1b7e9..a80971d 100644
--- a/drivers/net/ethernet/sgi/meth.c
+++ b/drivers/net/ethernet/sgi/meth.c
@@ -521,7 +521,7 @@ static void meth_tx_cleanup(struct net_device* dev, unsigned long int_status)
 			DPRINTK("RPTR points us here, but packet not done?\n");
 			break;
 		}
-		dev_kfree_skb_irq(skb);
+		dev_consume_skb_irq(skb);
 		priv->tx_skbs[priv->tx_read] = NULL;
 		priv->tx_ring[priv->tx_read].header.raw = 0;
 		priv->tx_read = (priv->tx_read+1)&(TX_RING_ENTRIES-1);
-- 
2.7.4