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tcp: Implement ipv6 ->get_peer() and ->tw_get_peer().

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Now ipv6 timewait recycling is fully implemented and
enabled.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2010-12-02 11:52:07 -08:00
parent 493f377d6d
commit db3949c450
1 changed files with 18 additions and 4 deletions
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22
net/ipv6/tcp_ipv6.c
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@ -1865,19 +1865,33 @@ do_time_wait:
static struct inet_peer *tcp_v6_get_peer(struct sock *sk, bool *release_it)
{
/* Alas, not yet... */
return NULL;
struct rt6_info *rt = (struct rt6_info *) __sk_dst_get(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
struct inet_peer *peer;
if (!rt ||
!ipv6_addr_equal(&np->daddr, &rt->rt6i_dst.addr)) {
peer = inet_getpeer_v6(&np->daddr, 1);
*release_it = true;
} else {
if (!rt->rt6i_peer)
rt6_bind_peer(rt, 1);
peer = rt->rt6i_peer;
*release_it = true;
}
return peer;
}
static void *tcp_v6_tw_get_peer(struct sock *sk)
{
struct inet6_timewait_sock *tw6 = inet6_twsk(sk);
struct inet_timewait_sock *tw = inet_twsk(sk);
if (tw->tw_family == AF_INET)
return tcp_v4_tw_get_peer(sk);
/* Alas, not yet... */
return NULL;
return inet_getpeer_v6(&tw6->tw_v6_daddr, 1);
}
static struct timewait_sock_ops tcp6_timewait_sock_ops = {