netfilter: nf_conntrack_reasm: add fast path for in-order fragments

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As the fragments are sent in order in most of OSes, such as Windows, Darwin and
FreeBSD, it is likely the new fragments are at the end of the inet_frag_queue.
In the fast path, we check if the skb at the end of the inet_frag_queue is the
prev we expect.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>

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Changli Gao 2010-07-05 10:38:23 +02:00 • committed by Patrick McHardy

parent 39827be26b

commit ea8fbe8f19

1 changed files with 9 additions and 0 deletions

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net/ipv6/netfilter/nf_conntrack_reasm.c

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