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bec3cfdca3
Its unfortunate we have to walk again skb list to find the tail after segmentation, even if data is probably hot in cpu caches. skb_segment() can store the tail of the list into segs->prev, and validate_xmit_skb_list() can immediately get the tail. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>