mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-06 21:26:14 +02:00
30 lines
1.1 KiB
Diff
30 lines
1.1 KiB
Diff
|
--- linux-2.6.25/net/netfilter/nf_conntrack_core.c 2008-04-17 04:49:44.000000000 +0200
|
||
|
|
+++ linux-2.6.25-owrt/net/netfilter/nf_conntrack_core.c 2008-04-30 12:36:55.000000000 +0200
|
||
|
|
@@ -73,19 +73,15 @@
|
||
|
|
static u_int32_t __hash_conntrack(const struct nf_conntrack_tuple *tuple,
|
||
|
|
unsigned int size, unsigned int rnd)
|
||
|
|
{
|
||
|
|
- unsigned int n;
|
||
|
|
- u_int32_t h;
|
||
|
|
+ unsigned int a, b;
|
||
|
|
|
||
|
|
- /* The direction must be ignored, so we hash everything up to the
|
||
|
|
- * destination ports (which is a multiple of 4) and treat the last
|
||
|
|
- * three bytes manually.
|
||
|
|
- */
|
||
|
|
- n = (sizeof(tuple->src) + sizeof(tuple->dst.u3)) / sizeof(u32);
|
||
|
|
- h = jhash2((u32 *)tuple, n,
|
||
|
|
- rnd ^ (((__force __u16)tuple->dst.u.all << 16) |
|
||
|
|
- tuple->dst.protonum));
|
||
|
|
+ a = jhash2(tuple->src.u3.all, ARRAY_SIZE(tuple->src.u3.all),
|
||
|
|
+ (tuple->src.l3num << 16) | tuple->dst.protonum);
|
||
|
|
+ b = jhash2(tuple->dst.u3.all, ARRAY_SIZE(tuple->dst.u3.all),
|
||
|
|
+ ((__force __u16)tuple->src.u.all << 16) |
|
||
|
|
+ (__force __u16)tuple->dst.u.all);
|
||
|
|
|
||
|
|
- return ((u64)h * size) >> 32;
|
||
|
|
+ return ((u64)jhash_2words(a, b, rnd) * size) >> 32;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline u_int32_t hash_conntrack(const struct nf_conntrack_tuple *tuple)
|