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| author | Felix Fietkau <nbd@openwrt.org> | 2012-09-21 00:13:12 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2012-09-21 00:13:12 +0000 |
| commit | 15159604d978ec6cfb34d9467c823e46f243e871 (patch) | |
| tree | 015056a1ffb5a5930687aeafc7ed44706f4efa3d | |
| parent | a1c016fe16816d083686508e03cc36b0231f4ab2 (diff) | |
| download | upstream-15159604d978ec6cfb34d9467c823e46f243e871.tar.gz upstream-15159604d978ec6cfb34d9467c823e46f243e871.tar.bz2 upstream-15159604d978ec6cfb34d9467c823e46f243e871.zip | |
cns3xxx: add a small optimization for rx offload
SVN-Revision: 33500
| -rw-r--r-- | target/linux/cns3xxx/patches-3.3/420-ethernet_optimize_rx_offload.patch | 27 |
1 files changed, 27 insertions, 0 deletions
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 0000000000..67929ef895 --- /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; + } |