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Small performance improvement on RX. Signed-off-by: Rosen Penev Reviewed-by: Shannon Nelson --- drivers/net/ethernet/lantiq_etop.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c index 3c289bfe0a09..94b37c12f3f7 100644 --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c @@ -122,8 +122,7 @@ ltq_etop_alloc_skb(struct ltq_etop_chan *ch) return 0; } -static void -ltq_etop_hw_receive(struct ltq_etop_chan *ch) +static void ltq_etop_hw_receive(struct ltq_etop_chan *ch, struct list_head *lh) { struct ltq_etop_priv *priv = netdev_priv(ch->netdev); struct ltq_dma_desc *desc = &ch->dma.desc_base[ch->dma.desc]; @@ -143,7 +142,7 @@ ltq_etop_hw_receive(struct ltq_etop_chan *ch) skb_put(skb, len); skb->protocol = eth_type_trans(skb, ch->netdev); - netif_receive_skb(skb); + list_add_tail(&skb->list, lh); } static int @@ -151,6 +150,7 @@ ltq_etop_poll_rx(struct napi_struct *napi, int budget) { struct ltq_etop_chan *ch = container_of(napi, struct ltq_etop_chan, napi); + LIST_HEAD(rx_list); int work_done = 0; while (work_done < budget) { @@ -158,9 +158,12 @@ ltq_etop_poll_rx(struct napi_struct *napi, int budget) if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) != LTQ_DMA_C) break; - ltq_etop_hw_receive(ch); + ltq_etop_hw_receive(ch, &rx_list); work_done++; } + + netif_receive_skb_list(&rx_list); + if (work_done < budget) { napi_complete_done(&ch->napi, work_done); ltq_dma_ack_irq(&ch->dma);