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bridge: is PACKET_LOOPBACK unlikely()?
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 <jesse@nicira.com> Signed-off-by: Simon Horman <horms@verge.net.au> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -141,7 +141,7 @@ struct sk_buff *br_handle_frame(struct sk_buff *skb)
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const unsigned char *dest = eth_hdr(skb)->h_dest;
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int (*rhook)(struct sk_buff *skb);
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if (skb->pkt_type == PACKET_LOOPBACK)
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if (unlikely(skb->pkt_type == PACKET_LOOPBACK))
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return skb;
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if (!is_valid_ether_addr(eth_hdr(skb)->h_source))
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