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| author | David S. Miller <davem@davemloft.net> | 2012-06-09 14:56:12 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-06-09 14:56:12 -0700 |
| commit | 2397849baa7c44c242e5d5142d5d16d1e7ed53d0 (patch) | |
| tree | 0ee2012361d1b0f8a92b68da7d0d92209613ecaf /net/ipv4/tcp_ipv4.c | |
| parent | 4670fd819e7f47392c7c6fc6168ea2857c66d163 (diff) | |
| download | blackbird-obmc-linux-2397849baa7c44c242e5d5142d5d16d1e7ed53d0.tar.gz blackbird-obmc-linux-2397849baa7c44c242e5d5142d5d16d1e7ed53d0.zip | |
[PATCH] tcp: Cache inetpeer in timewait socket, and only when necessary.
Since it's guarenteed that we will access the inetpeer if we're trying
to do timewait recycling and TCP options were enabled on the
connection, just cache the peer in the timewait socket.
In the future, inetpeer lookups will be context dependent (per routing
realm), and this helps facilitate that as well.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 77f049d00dbb..fda2ca17135e 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1835,20 +1835,10 @@ struct inet_peer *tcp_v4_get_peer(struct sock *sk) } EXPORT_SYMBOL(tcp_v4_get_peer); -void *tcp_v4_tw_get_peer(struct sock *sk) -{ - const struct inet_timewait_sock *tw = inet_twsk(sk); - struct net *net = sock_net(sk); - - return inet_getpeer_v4(net, tw->tw_daddr, 1); -} -EXPORT_SYMBOL(tcp_v4_tw_get_peer); - static struct timewait_sock_ops tcp_timewait_sock_ops = { .twsk_obj_size = sizeof(struct tcp_timewait_sock), .twsk_unique = tcp_twsk_unique, .twsk_destructor= tcp_twsk_destructor, - .twsk_getpeer = tcp_v4_tw_get_peer, }; const struct inet_connection_sock_af_ops ipv4_specific = { |
