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authorEric Dumazet <eric.dumazet@gmail.com>2009-11-08 10:18:52 +0000
committerDavid S. Miller <davem@davemloft.net>2009-11-08 20:53:09 -0800
commita1ab77f97ed03f5dae66ae4c64375beffab83772 (patch)
tree04ad6bf5def42fc415b85f3e0fe1638e64b26eea /net/bridge
parent1240d1373cd7f874dd0f3057c3e9643e71ef75c6 (diff)
ipv6: udp: Optimise multicast reception
IPV6 UDP multicast rx path is a bit complex and can hold a spinlock for a long time. Using a small (32 or 64 entries) stack of socket pointers can help to perform expensive operations (skb_clone(), udp_queue_rcv_skb()) outside of the lock, in most cases. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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