While looking at using netdev_rx_handler_register for openvswitch Jesse Gross suggested that an unlikely() might be worthwhile in that code. I'm interested to see if its appropriate for the bridge code.
Cc: Jesse Gross <[email protected]> Signed-off-by: Simon Horman <[email protected]> Index: net-next-2.6/net/bridge/br_input.c =================================================================== --- net-next-2.6.orig/net/bridge/br_input.c 2010-08-23 12:17:58.000000000 +0900 +++ net-next-2.6/net/bridge/br_input.c 2010-08-23 12:19:46.000000000 +0900 @@ -141,7 +141,7 @@ struct sk_buff *br_handle_frame(struct s const unsigned char *dest = eth_hdr(skb)->h_dest; int (*rhook)(struct sk_buff *skb); - if (skb->pkt_type == PACKET_LOOPBACK) + if (unlikely(skb->pkt_type == PACKET_LOOPBACK)) return skb; if (!is_valid_ether_addr(eth_hdr(skb)->h_source)) _______________________________________________ Bridge mailing list [email protected] https://lists.linux-foundation.org/mailman/listinfo/bridge
