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inet: add struct net argument to inet_bhashfn

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Binding to some port in many namespaces may create too long
chains in bhash-es, so prepare the hashfn to take struct net
into account.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2008-06-16 17:12:49 -07:00
committed by David S. Miller
parent 19c7578fb2
commit 7f635ab71e
4 changed files with 17 additions and 9 deletions
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6
net/ipv4/inet_connection_sock.c
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@@ -103,7 +103,8 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
rover = net_random() % remaining + low;
do {
head = &hashinfo->bhash[inet_bhashfn(rover, hashinfo->bhash_size)];
head = &hashinfo->bhash[inet_bhashfn(net, rover,
hashinfo->bhash_size)];
spin_lock(&head->lock);
inet_bind_bucket_for_each(tb, node, &head->chain)
if (tb->ib_net == net && tb->port == rover)
@@ -130,7 +131,8 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
*/
snum = rover;
} else {
head = &hashinfo->bhash[inet_bhashfn(snum, hashinfo->bhash_size)];
head = &hashinfo->bhash[inet_bhashfn(net, snum,
hashinfo->bhash_size)];
spin_lock(&head->lock);
inet_bind_bucket_for_each(tb, node, &head->chain)
if (tb->ib_net == net && tb->port == snum)