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Message-Id: <1550155948-4404-1-git-send-email-albin_yang@163.com> Date: Thu, 14 Feb 2019 22:52:28 +0800 From: Yang Wei <albin_yang@....com> To: netdev@...r.kernel.org Cc: davem@...emloft.net, yang.wei9@....com.cn, albin_yang@....com Subject: [PATCH net] net: packetengines: 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/packetengines/hamachi.c | 2 +- drivers/net/ethernet/packetengines/yellowfin.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/packetengines/hamachi.c b/drivers/net/ethernet/packetengines/hamachi.c index c9529c2..eee883a 100644 --- a/drivers/net/ethernet/packetengines/hamachi.c +++ b/drivers/net/ethernet/packetengines/hamachi.c @@ -1337,7 +1337,7 @@ static irqreturn_t hamachi_interrupt(int irq, void *dev_instance) leXX_to_cpu(hmp->tx_ring[entry].addr), skb->len, PCI_DMA_TODEVICE); - dev_kfree_skb_irq(skb); + dev_consume_skb_irq(skb); hmp->tx_skbuff[entry] = NULL; } hmp->tx_ring[entry].status_n_length = 0; diff --git a/drivers/net/ethernet/packetengines/yellowfin.c b/drivers/net/ethernet/packetengines/yellowfin.c index 54224d1..6f8d658 100644 --- a/drivers/net/ethernet/packetengines/yellowfin.c +++ b/drivers/net/ethernet/packetengines/yellowfin.c @@ -925,7 +925,7 @@ static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance) /* Free the original skb. */ pci_unmap_single(yp->pci_dev, le32_to_cpu(yp->tx_ring[entry].addr), skb->len, PCI_DMA_TODEVICE); - dev_kfree_skb_irq(skb); + dev_consume_skb_irq(skb); yp->tx_skbuff[entry] = NULL; } if (yp->tx_full && @@ -983,7 +983,7 @@ static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance) pci_unmap_single(yp->pci_dev, yp->tx_ring[entry<<1].addr, skb->len, PCI_DMA_TODEVICE); - dev_kfree_skb_irq(skb); + dev_consume_skb_irq(skb); yp->tx_skbuff[entry] = 0; /* Mark status as empty. */ yp->tx_status[entry].tx_errs = 0; -- 2.7.4
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