net/ipv6/tunnel6.c

32 int xfrm6_tunnel_register(struct xfrm6_tunnel *handler, unsigned short family)
37 	int priority = handler->priority;
64 	handler->next = *pprev;
65 	rcu_assign_pointer(*pprev, handler);
76 int xfrm6_tunnel_deregister(struct xfrm6_tunnel *handler, unsigned short family)
101 		if (t == handler) {
102 			*pprev = handler->next;
117 #define for_each_tunnel_rcu(head, handler)		\
118 	for (handler = rcu_dereference(head);		\
119 	     handler != NULL;				\
120 	     handler = rcu_dereference(handler->next))	\
124 	struct xfrm6_tunnel *handler;
129 	for_each_tunnel_rcu(tunnelmpls6_handlers, handler)
130 		if (!handler->handler(skb))
142 	struct xfrm6_tunnel *handler;
147 	for_each_tunnel_rcu(tunnel6_handlers, handler)
148 		if (!handler->handler(skb))
162 	struct xfrm6_tunnel *handler;
167 	for_each_tunnel_rcu(head, handler) {
168 		if (handler->cb_handler) {
169 			ret = handler->cb_handler(skb, err);
187 	struct xfrm6_tunnel *handler;
192 	for_each_tunnel_rcu(tunnel46_handlers, handler)
193 		if (!handler->handler(skb))
206 	struct xfrm6_tunnel *handler;
208 	for_each_tunnel_rcu(tunnel6_handlers, handler)
209 		if (!handler->err_handler(skb, opt, type, code, offset, info))
218 	struct xfrm6_tunnel *handler;
220 	for_each_tunnel_rcu(tunnel46_handlers, handler)
221 		if (!handler->err_handler(skb, opt, type, code, offset, info))
230 	struct xfrm6_tunnel *handler;
232 	for_each_tunnel_rcu(tunnelmpls6_handlers, handler)
233 		if (!handler->err_handler(skb, opt, type, code, offset, info))
240 	.handler	= tunnel6_rcv,
246 	.handler	= tunnel46_rcv,
252 	.handler	= tunnelmpls6_rcv,