diff options
Diffstat (limited to 'target/linux/generic-2.4/patches/112-bridging_performance.patch')
| -rw-r--r-- | target/linux/generic-2.4/patches/112-bridging_performance.patch | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/target/linux/generic-2.4/patches/112-bridging_performance.patch b/target/linux/generic-2.4/patches/112-bridging_performance.patch new file mode 100644 index 0000000..c5d8634 --- /dev/null +++ b/target/linux/generic-2.4/patches/112-bridging_performance.patch @@ -0,0 +1,22 @@ +--- linux.old/net/core/dev.c 2005-07-05 16:42:36.000000000 +0200 ++++ linux.dev/net/core/dev.c 2005-07-08 19:32:46.000000000 +0200 +@@ -1289,6 +1289,19 @@ + local_irq_save(flags); + + netdev_rx_stat[this_cpu].total++; ++ ++#ifdef CONFIG_BRIDGE ++ /* Optimisation for framebursting (allow interleaving of pkts by ++ * immediately processing the rx pkt instead of Qing the pkt and deferring ++ * the processing). Only optimise for bridging and guard against non ++ * TASKLET based netif_rx calls. ++ */ ++ if (!in_irq() && (skb->dev->br_port != NULL) && br_handle_frame_hook != NULL) { ++ local_irq_restore(flags); ++ return netif_receive_skb(skb); ++ } ++#endif ++ + if (queue->input_pkt_queue.qlen <= netdev_max_backlog) { + if (queue->input_pkt_queue.qlen) { + if (queue->throttle) |