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net: amd: replace dev_kfree_skb_irq by dev_consume_skb_irq for drop profiles
authorYang Wei <yang.wei9@zte.com.cn>
Wed, 13 Feb 2019 15:14:54 +0000 (23:14 +0800)
committerDavid S. Miller <davem@davemloft.net>
Thu, 14 Feb 2019 16:56:36 +0000 (11:56 -0500)
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@zte.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/amd/lance.c
drivers/net/ethernet/amd/ni65.c

index b56d84c..f90b454 100644 (file)
@@ -1084,7 +1084,7 @@ static irqreturn_t lance_interrupt(int irq, void *dev_id)
                                /* We must free the original skb if it's not a data-only copy
                                   in the bounce buffer. */
                                if (lp->tx_skbuff[entry]) {
-                                       dev_kfree_skb_irq(lp->tx_skbuff[entry]);
+                                       dev_consume_skb_irq(lp->tx_skbuff[entry]);
                                        lp->tx_skbuff[entry] = NULL;
                                }
                                dirty_tx++;
index 8931ce6..87ff5d6 100644 (file)
@@ -1028,7 +1028,7 @@ static void ni65_xmit_intr(struct net_device *dev,int csr0)
 
 #ifdef XMT_VIA_SKB
                if(p->tmd_skb[p->tmdlast]) {
-                        dev_kfree_skb_irq(p->tmd_skb[p->tmdlast]);
+                        dev_consume_skb_irq(p->tmd_skb[p->tmdlast]);
                         p->tmd_skb[p->tmdlast] = NULL;
                }
 #endif