diff --git a/target/linux/cns3xxx/patches-3.3/420-ethernet_optimize_rx_offload.patch b/target/linux/cns3xxx/patches-3.3/420-ethernet_optimize_rx_offload.patch new file mode 100644 index 000000000..67929ef89 --- /dev/null +++ b/target/linux/cns3xxx/patches-3.3/420-ethernet_optimize_rx_offload.patch @@ -0,0 +1,27 @@ +--- a/drivers/net/ethernet/cavium/cns3xxx_eth.c ++++ b/drivers/net/ethernet/cavium/cns3xxx_eth.c +@@ -653,17 +653,17 @@ static int eth_poll(struct napi_struct * + case 6: + case 13: + case 14: +- if (desc->l4f) ++ if (!desc->l4f) { ++ skb->ip_summed = CHECKSUM_UNNECESSARY; ++ napi_gro_receive(napi, skb); + break; +- +- skb->ip_summed = CHECKSUM_UNNECESSARY; +- break; ++ } ++ /* fall through */ + default: +- break; ++ netif_receive_skb(skb); ++ break; + } + +- napi_gro_receive(napi, skb); +- + sw->frag_first = NULL; + sw->frag_last = NULL; + }