]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
[NETFILTER]: nf_conntrack: introduce extension infrastructure
authorYasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Sun, 8 Jul 2007 05:23:21 +0000 (22:23 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Wed, 11 Jul 2007 05:17:17 +0000 (22:17 -0700)
commitecfab2c9fe5597221c2b30dec48634a2361a0d08
tree5640796c698074105430c1c1bc24df87f4d0a6b4
parent4ba887790ce2015e8c464809c0be902fb813ad15
[NETFILTER]: nf_conntrack: introduce extension infrastructure

Old space allocator of conntrack had problems about extensibility.
- It required slab cache per combination of extensions.
- It expected what extensions would be assigned, but it was impossible
  to expect that completely, then we allocated bigger memory object than
  really required.
- It needed to search helper twice due to lock issue.

Now basic informations of a connection are stored in 'struct nf_conn'.
And a storage for extension (helper, NAT) is allocated by kmalloc.

Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/netfilter/nf_conntrack.h
include/net/netfilter/nf_conntrack_extend.h [new file with mode: 0644]
net/netfilter/Makefile
net/netfilter/nf_conntrack_core.c
net/netfilter/nf_conntrack_extend.c [new file with mode: 0644]