X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=net%2Fipv6%2Ftcp_ipv6.c;h=a50eb306e9e277605e4202cc14cacdf026357b59;hb=d59bf96cdde5b874a57bfd1425faa45da915d0b7;hp=ca9cf6853755fc3081693334c6f8f3e70265dcac;hpb=fab8d6ddf6dee2608869005d45fe97f70e4f5bdd;p=powerpc.git

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index ca9cf68537..a50eb306e9 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -987,6 +987,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
 		inet_csk(newsk)->icsk_ext_hdr_len = (newnp->opt->opt_nflen +
 						     newnp->opt->opt_flen);
 
+	tcp_mtup_init(newsk);
 	tcp_sync_mss(newsk, dst_mtu(dst));
 	newtp->advmss = dst_metric(dst, RTAX_ADVMSS);
 	tcp_initialize_rcv_mss(newsk);
@@ -1217,8 +1218,16 @@ process:
 	bh_lock_sock(sk);
 	ret = 0;
 	if (!sock_owned_by_user(sk)) {
-		if (!tcp_prequeue(sk, skb))
-			ret = tcp_v6_do_rcv(sk, skb);
+#ifdef CONFIG_NET_DMA
+                struct tcp_sock *tp = tcp_sk(sk);
+                if (tp->ucopy.dma_chan)
+                        ret = tcp_v6_do_rcv(sk, skb);
+                else
+#endif
+		{
+			if (!tcp_prequeue(sk, skb))
+				ret = tcp_v6_do_rcv(sk, skb);
+		}
 	} else
 		sk_add_backlog(sk, skb);
 	bh_unlock_sock(sk);
@@ -1297,18 +1306,21 @@ static int tcp_v6_remember_stamp(struct sock *sk)
 }
 
 static struct inet_connection_sock_af_ops ipv6_specific = {
-	.queue_xmit	=	inet6_csk_xmit,
-	.send_check	=	tcp_v6_send_check,
-	.rebuild_header	=	inet6_sk_rebuild_header,
-	.conn_request	=	tcp_v6_conn_request,
-	.syn_recv_sock	=	tcp_v6_syn_recv_sock,
-	.remember_stamp	=	tcp_v6_remember_stamp,
-	.net_header_len	=	sizeof(struct ipv6hdr),
-
-	.setsockopt	=	ipv6_setsockopt,
-	.getsockopt	=	ipv6_getsockopt,
-	.addr2sockaddr	=	inet6_csk_addr2sockaddr,
-	.sockaddr_len	=	sizeof(struct sockaddr_in6)
+	.queue_xmit	   = inet6_csk_xmit,
+	.send_check	   = tcp_v6_send_check,
+	.rebuild_header	   = inet6_sk_rebuild_header,
+	.conn_request	   = tcp_v6_conn_request,
+	.syn_recv_sock	   = tcp_v6_syn_recv_sock,
+	.remember_stamp	   = tcp_v6_remember_stamp,
+	.net_header_len	   = sizeof(struct ipv6hdr),
+	.setsockopt	   = ipv6_setsockopt,
+	.getsockopt	   = ipv6_getsockopt,
+	.addr2sockaddr	   = inet6_csk_addr2sockaddr,
+	.sockaddr_len	   = sizeof(struct sockaddr_in6),
+#ifdef CONFIG_COMPAT
+	.compat_setsockopt = compat_ipv6_setsockopt,
+	.compat_getsockopt = compat_ipv6_getsockopt,
+#endif
 };
 
 /*
@@ -1316,22 +1328,23 @@ static struct inet_connection_sock_af_ops ipv6_specific = {
  */
 
 static struct inet_connection_sock_af_ops ipv6_mapped = {
-	.queue_xmit	=	ip_queue_xmit,
-	.send_check	=	tcp_v4_send_check,
-	.rebuild_header	=	inet_sk_rebuild_header,
-	.conn_request	=	tcp_v6_conn_request,
-	.syn_recv_sock	=	tcp_v6_syn_recv_sock,
-	.remember_stamp	=	tcp_v4_remember_stamp,
-	.net_header_len	=	sizeof(struct iphdr),
-
-	.setsockopt	=	ipv6_setsockopt,
-	.getsockopt	=	ipv6_getsockopt,
-	.addr2sockaddr	=	inet6_csk_addr2sockaddr,
-	.sockaddr_len	=	sizeof(struct sockaddr_in6)
+	.queue_xmit	   = ip_queue_xmit,
+	.send_check	   = tcp_v4_send_check,
+	.rebuild_header	   = inet_sk_rebuild_header,
+	.conn_request	   = tcp_v6_conn_request,
+	.syn_recv_sock	   = tcp_v6_syn_recv_sock,
+	.remember_stamp	   = tcp_v4_remember_stamp,
+	.net_header_len	   = sizeof(struct iphdr),
+	.setsockopt	   = ipv6_setsockopt,
+	.getsockopt	   = ipv6_getsockopt,
+	.addr2sockaddr	   = inet6_csk_addr2sockaddr,
+	.sockaddr_len	   = sizeof(struct sockaddr_in6),
+#ifdef CONFIG_COMPAT
+	.compat_setsockopt = compat_ipv6_setsockopt,
+	.compat_getsockopt = compat_ipv6_getsockopt,
+#endif
 };
 
-
-
 /* NOTE: A lot of things set to zero explicitly by call to
  *       sk_alloc() so need not be done here.
  */
@@ -1583,6 +1596,10 @@ struct proto tcpv6_prot = {
 	.obj_size		= sizeof(struct tcp6_sock),
 	.twsk_prot		= &tcp6_timewait_sock_ops,
 	.rsk_prot		= &tcp6_request_sock_ops,
+#ifdef CONFIG_COMPAT
+	.compat_setsockopt	= compat_tcp_setsockopt,
+	.compat_getsockopt	= compat_tcp_getsockopt,
+#endif
 };
 
 static struct inet6_protocol tcpv6_protocol = {
@@ -1604,21 +1621,12 @@ static struct inet_protosw tcpv6_protosw = {
 
 void __init tcpv6_init(void)
 {
-	int err;
-
 	/* register inet6 protocol */
 	if (inet6_add_protocol(&tcpv6_protocol, IPPROTO_TCP) < 0)
 		printk(KERN_ERR "tcpv6_init: Could not register protocol\n");
 	inet6_register_protosw(&tcpv6_protosw);
 
-	err = sock_create_kern(PF_INET6, SOCK_RAW, IPPROTO_TCP, &tcp6_socket);
-	if (err < 0)
+	if (inet_csk_ctl_sock_create(&tcp6_socket, PF_INET6, SOCK_RAW,
+				     IPPROTO_TCP) < 0)
 		panic("Failed to create the TCPv6 control socket.\n");
-	tcp6_socket->sk->sk_allocation = GFP_ATOMIC;
-
-	/* Unhash it so that IP input processing does not even
-	 * see it, we do not wish this socket to see incoming
-	 * packets.
-	 */
-	tcp6_socket->sk->sk_prot->unhash(tcp6_socket->sk);
 }