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ipv4: split inet_ehashfn to hash functions per compilation unit

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This duplicates a bit of code but let's us easily introduce
separate secret keys later. The separate compilation units are
ipv4/inet_hashtabbles.o, ipv4/udp.o and rds/connection.o.

Cc: Eric Dumazet <[email protected]>
Cc: "David S. Miller" <[email protected]>
Signed-off-by: Hannes Frederic Sowa <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Hannes Frederic Sowa 2013-10-19 21:48:51 +02:00 • committed by David S. Miller
commit 65cd8033ff
4 changed files with 42 additions and 23 deletions
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6
net/rds/connection.c
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@ -52,9 +52,9 @@ static struct kmem_cache *rds_conn_slab;
static struct hlist_head *rds_conn_bucket(__be32 laddr, __be32 faddr)
{
/* Pass NULL, don't need struct net for hash */
unsigned long hash = inet_ehashfn(NULL,
be32_to_cpu(laddr), 0,
be32_to_cpu(faddr), 0);
unsigned long hash = __inet_ehashfn(be32_to_cpu(laddr), 0,
be32_to_cpu(faddr), 0,
inet_ehash_secret);
return &rds_conn_hash[hash & RDS_CONNECTION_HASH_MASK];
}