diff options
author | Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> | 2008-10-01 11:48:31 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-10-01 11:48:31 +0200 |
commit | 93c8b90f01f0dc73891da4e84b26524b61d29d66 (patch) | |
tree | ec7fa47679cccf47716039f2c3898742a0881090 /include/net/ipv6.h | |
parent | mv643xx_eth: hook up skb recycling (diff) | |
download | linux-93c8b90f01f0dc73891da4e84b26524b61d29d66.tar.xz linux-93c8b90f01f0dc73891da4e84b26524b61d29d66.zip |
ipv6: almost identical frag hashing funcs combined
$ diff-funcs ip6qhashfn reassembly.c netfilter/nf_conntrack_reasm.c
--- reassembly.c:ip6qhashfn()
+++ netfilter/nf_conntrack_reasm.c:ip6qhashfn()
@@ -1,5 +1,5 @@
-static unsigned int ip6qhashfn(__be32 id, struct in6_addr *saddr,
- struct in6_addr *daddr)
+static unsigned int ip6qhashfn(__be32 id, const struct in6_addr *saddr,
+ const struct in6_addr *daddr)
{
u32 a, b, c;
@@ -9,7 +9,7 @@
a += JHASH_GOLDEN_RATIO;
b += JHASH_GOLDEN_RATIO;
- c += ip6_frags.rnd;
+ c += nf_frags.rnd;
__jhash_mix(a, b, c);
a += (__force u32)saddr->s6_addr32[3];
And codiff xx.o.old xx.o.new:
net/ipv6/netfilter/nf_conntrack_reasm.c:
ip6qhashfn | -512
nf_hashfn | +6
nf_ct_frag6_gather | +36
3 functions changed, 42 bytes added, 512 bytes removed, diff: -470
net/ipv6/reassembly.c:
ip6qhashfn | -512
ip6_hashfn | +7
ipv6_frag_rcv | +89
3 functions changed, 96 bytes added, 512 bytes removed, diff: -416
net/ipv6/reassembly.c:
inet6_hash_frag | +510
1 function changed, 510 bytes added, diff: +510
Total: -376
Compile tested.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/ipv6.h')
-rw-r--r-- | include/net/ipv6.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 113028fb8f66..dfa7ae3c5607 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -576,6 +576,8 @@ extern int ip6_mc_msfilter(struct sock *sk, struct group_filter *gsf); extern int ip6_mc_msfget(struct sock *sk, struct group_filter *gsf, struct group_filter __user *optval, int __user *optlen); +extern unsigned int inet6_hash_frag(__be32 id, const struct in6_addr *saddr, + const struct in6_addr *daddr, u32 rnd); #ifdef CONFIG_PROC_FS extern int ac6_proc_init(struct net *net); |