Cross Reference: /net/ipv6/ip6

Lines Matching refs:dst
61 	struct dst_entry *dst = skb_dst(skb);
62 	struct net_device *dev = dst->dev;
108 	nexthop = rt6_nexthop((struct rt6_info *)dst);
109 	neigh = __ipv6_neigh_lookup_noref(dst->dev, nexthop);
111 		neigh = __neigh_create(&nd_tbl, nexthop, dst->dev, false);
113 		ret = dst_neigh_output(dst, neigh, skb);
119 	IP6_INC_STATS(dev_net(dst->dev),
120 		      ip6_dst_idev(dst), IPSTATS_MIB_OUTNOROUTES);
161 	struct dst_entry *dst = skb_dst(skb);
176 		head_room += sizeof(struct ipv6hdr) + LL_RESERVED_SPACE(dst->dev);
206 		hlimit = ip6_dst_hoplimit(dst);
222 	mtu = dst_mtu(dst);
227 			       dst->dev, dst_output);
230 	skb->dev = dst->dev;
324 static unsigned int ip6_dst_mtu_forward(const struct dst_entry *dst)
329 	if (dst_metric_locked(dst, RTAX_MTU)) {
330 		mtu = dst_metric_raw(dst, RTAX_MTU);
337 	idev = __in6_dev_get(dst->dev);
365 	struct dst_entry *dst = skb_dst(skb);
368 	struct net *net = dev_net(dst->dev);
381 		IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
411 		skb->dev = dst->dev;
413 		IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
427 			IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
434 		IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
438 	dst = skb_dst(skb);
444 	if (skb->dev == dst->dev && opt->srcrt == 0 && !skb_sec_path(skb)) {
454 		rt = (struct rt6_info *) dst;
483 	mtu = ip6_dst_mtu_forward(dst);
489 		skb->dev = dst->dev;
491 		IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
493 		IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
499 	if (skb_cow(skb, dst->dev->hard_header_len)) {
500 		IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
511 	IP6_INC_STATS_BH(net, ip6_dst_idev(dst), IPSTATS_MIB_OUTFORWDATAGRAMS);
512 	IP6_ADD_STATS_BH(net, ip6_dst_idev(dst), IPSTATS_MIB_OUTOCTETS, skb->len);
513 	return NF_HOOK(NFPROTO_IPV6, NF_INET_FORWARD, skb, skb->dev, dst->dev,
517 	IP6_INC_STATS_BH(net, ip6_dst_idev(dst), IPSTATS_MIB_INADDRERRORS);
656 		dst_hold(&rt->dst);
684 				IP6_INC_STATS(net, ip6_dst_idev(&rt->dst),
698 			IP6_INC_STATS(net, ip6_dst_idev(&rt->dst),
706 		IP6_INC_STATS(net, ip6_dst_idev(&rt->dst),
734 	hroom = LL_RESERVED_SPACE(rt->dst.dev);
735 	troom = rt->dst.dev->needed_tailroom;
845 					  struct dst_entry *dst,
851 	if (!dst)
854 	if (dst->ops->family != AF_INET6) {
855 		dst_release(dst);
859 	rt = (struct rt6_info *)dst;
881 	    (fl6->flowi6_oif && fl6->flowi6_oif != dst->dev->ifindex)) {
882 		dst_release(dst);
883 		dst = NULL;
887 	return dst;
891 			       struct dst_entry **dst, struct flowi6 *fl6)
900 	if (*dst == NULL)
901 		*dst = ip6_route_output(net, sk, fl6);
903 	if ((err = (*dst)->error))
907 		struct rt6_info *rt = (struct rt6_info *) *dst;
917 	 * Here if the dst entry we've looked up
921 	 * dst entry and replace it instead with the
922 	 * dst entry of the nexthop router
924 	rt = (struct rt6_info *) *dst;
926 	n = __ipv6_neigh_lookup_noref(rt->dst.dev, rt6_nexthop(rt));
936 				      (*dst)->dev, 1);
944 			 * We need to get the dst entry for the
947 			dst_release(*dst);
950 			*dst = ip6_route_output(net, sk, &fl_gw6);
951 			if ((err = (*dst)->error))
962 	dst_release(*dst);
963 	*dst = NULL;
970  *	@dst: pointer to dst_entry * for result
977 int ip6_dst_lookup(struct sock *sk, struct dst_entry **dst, struct flowi6 *fl6)
979 	*dst = NULL;
980 	return ip6_dst_lookup_tail(sk, dst, fl6);
992  *	It returns a valid dst pointer on success, or a pointer encoded
998 	struct dst_entry *dst = NULL;
1001 	err = ip6_dst_lookup_tail(sk, &dst, fl6);
1007 	return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
1013  *	@sk: socket which provides the dst cache and route info
1019  *	It will take the socket dst lock when operating on the dst cache.
1022  *	It returns a valid dst pointer on success, or a pointer encoded
1028 	struct dst_entry *dst = sk_dst_check(sk, inet6_sk(sk)->dst_cookie);
1031 	dst = ip6_sk_dst_check(sk, dst, fl6);
1033 	err = ip6_dst_lookup_tail(sk, &dst, fl6);
1039 	return xfrm_lookup_route(sock_net(sk), dst, flowi6_to_flowi(fl6), sk, 0);
1120 	if (!(rt->dst.flags & DST_XFRM_TUNNEL)) {
1123 			*mtu = orig_mtu - rt->dst.header_len;
1198 		dst_hold(&rt->dst);
1199 		cork->dst = &rt->dst;
1203 		if (rt->dst.flags & DST_XFRM_TUNNEL)
1205 			      rt->dst.dev->mtu : dst_mtu(&rt->dst);
1208 			      rt->dst.dev->mtu : dst_mtu(rt->dst.path);
1214 		if (dst_allfrag(rt->dst.path))
1220 		dst_exthdrlen = rt->dst.header_len - rt->rt6i_nfheader_len;
1222 		rt = (struct rt6_info *)cork->dst;
1232 	hh_len = LL_RESERVED_SPACE(rt->dst.dev);
1244 			     (dst_allfrag(&rt->dst) ?
1299 	    (rt->dst.dev->features & NETIF_F_UFO)) {
1344 				datalen = maxfraglen - fragheaderlen - rt->dst.trailer_len;
1346 			    !(rt->dst.dev->features&NETIF_F_SG))
1358 				datalen += rt->dst.trailer_len;
1361 			alloclen += rt->dst.trailer_len;
1448 		if (!(rt->dst.dev->features&NETIF_F_SG)) {
1516 	if (inet->cork.base.dst) {
1517 		dst_release(inet->cork.base.dst);
1518 		inet->cork.base.dst = NULL;
1534 	struct rt6_info *rt = (struct rt6_info *)inet->cork.base.dst;
1582 	skb_dst_set(skb, dst_clone(&rt->dst));