include/net/dst.h

26 struct dst_entry {
103 u32 *dst_cow_metrics_generic(struct dst_entry *dst, unsigned long old);
112 static inline bool dst_metrics_read_only(const struct dst_entry *dst)
117 void __dst_destroy_metrics_generic(struct dst_entry *dst, unsigned long old);
119 static inline void dst_destroy_metrics_generic(struct dst_entry *dst)
126 static inline u32 *dst_metrics_write_ptr(struct dst_entry *dst)
140 static inline void dst_init_metrics(struct dst_entry *dst,
148 static inline void dst_copy_metrics(struct dst_entry *dest, const struct dst_entry *src)
159 static inline u32 *dst_metrics_ptr(struct dst_entry *dst)
165 dst_metric_raw(const struct dst_entry *dst, const int metric)
173 dst_metric(const struct dst_entry *dst, const int metric)
182 dst_metric_advmss(const struct dst_entry *dst)
192 static inline void dst_metric_set(struct dst_entry *dst, int metric, u32 val)
207 dst_feature(const struct dst_entry *dst, u32 feature)
212 INDIRECT_CALLABLE_DECLARE(unsigned int ip6_mtu(const struct dst_entry *));
213 INDIRECT_CALLABLE_DECLARE(unsigned int ipv4_mtu(const struct dst_entry *));
214 static inline u32 dst_mtu(const struct dst_entry *dst)
220 static inline unsigned long dst_metric_rtt(const struct dst_entry *dst, int metric)
226 dst_metric_locked(const struct dst_entry *dst, int metric)
231 static inline void dst_hold(struct dst_entry *dst)
235 	 * the placement of __rcuref in struct dst_entry
237 	BUILD_BUG_ON(offsetof(struct dst_entry, __rcuref) & 63);
241 static inline void dst_use_noref(struct dst_entry *dst, unsigned long time)
249 static inline struct dst_entry *dst_clone(struct dst_entry *dst)
256 void dst_release(struct dst_entry *dst);
258 void dst_release_immediate(struct dst_entry *dst);
263 		dst_release((struct dst_entry *)(refdst & SKB_DST_PTRMASK));
300 static inline bool dst_hold_safe(struct dst_entry *dst)
315 		struct dst_entry *dst = skb_dst(skb);
374 	const struct dst_entry *dst;
390 void dst_init(struct dst_entry *dst, struct dst_ops *ops,
393 void dst_dev_put(struct dst_entry *dst);
395 static inline void dst_confirm(struct dst_entry *dst)
399 static inline struct neighbour *dst_neigh_lookup(const struct dst_entry *dst, const void *daddr)
405 static inline struct neighbour *dst_neigh_lookup_skb(const struct dst_entry *dst,
418 static inline void dst_confirm_neigh(const struct dst_entry *dst,
427 	struct dst_entry *dst = skb_dst(skb);
432 static inline void dst_set_expires(struct dst_entry *dst, int timeout)
464 INDIRECT_CALLABLE_DECLARE(struct dst_entry *ip6_dst_check(struct dst_entry *,
466 INDIRECT_CALLABLE_DECLARE(struct dst_entry *ipv4_dst_check(struct dst_entry *,
468 static inline struct dst_entry *dst_check(struct dst_entry *dst, u32 cookie)
485 static inline struct dst_entry *xfrm_lookup(struct net *net,
486 					    struct dst_entry *dst_orig,
494 static inline struct dst_entry *
495 xfrm_lookup_with_ifid(struct net *net, struct dst_entry *dst_orig,
502 static inline struct dst_entry *xfrm_lookup_route(struct net *net,
503 						  struct dst_entry *dst_orig,
511 static inline struct xfrm_state *dst_xfrm(const struct dst_entry *dst)
517 struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
521 struct dst_entry *xfrm_lookup_with_ifid(struct net *net,
522 					struct dst_entry *dst_orig,
527 struct dst_entry *xfrm_lookup_route(struct net *net, struct dst_entry *dst_orig,
532 static inline struct xfrm_state *dst_xfrm(const struct dst_entry *dst)
540 	struct dst_entry *dst = skb_dst(skb);
549 	struct dst_entry *dst = skb_dst(skb);
555 struct dst_entry *dst_blackhole_check(struct dst_entry *dst, u32 cookie);
556 void dst_blackhole_update_pmtu(struct dst_entry *dst, struct sock *sk,
558 void dst_blackhole_redirect(struct dst_entry *dst, struct sock *sk,
560 u32 *dst_blackhole_cow_metrics(struct dst_entry *dst, unsigned long old);
561 struct neighbour *dst_blackhole_neigh_lookup(const struct dst_entry *dst,
564 unsigned int dst_blackhole_mtu(const struct dst_entry *dst);