56 struct net {  struct
197 extern struct net init_net;  argument
200 struct net *copy_net_ns(unsigned long flags, struct user_namespace *user_ns,
201 			struct net *old_net);
203 void net_ns_get_ownership(const struct net *net, kuid_t *uid, kgid_t *gid);
209 static inline struct net *copy_net_ns(unsigned long flags,  in copy_net_ns()
210 	struct user_namespace *user_ns, struct net *old_net)  in copy_net_ns()
217 static inline void net_ns_get_ownership(const struct net *net,  in net_ns_get_ownership()  argument
230 struct net *get_net_ns_by_pid(pid_t pid);
231 struct net *get_net_ns_by_fd(int fd);
233 u64 __net_gen_cookie(struct net *net);
244 void __put_net(struct net *net);
246 static inline struct net *get_net(struct net *net)  in get_net()  argument
248 	refcount_inc(&net->count);  in get_net()
249 	return net;  in get_net()
252 static inline struct net *maybe_get_net(struct net *net)  in maybe_get_net()  argument
259 	if (!refcount_inc_not_zero(&net->count))  in maybe_get_net()
260 		net = NULL;  in maybe_get_net()
261 	return net;  in maybe_get_net()
264 static inline void put_net(struct net *net)  in put_net()  argument
266 	if (refcount_dec_and_test(&net->count))  in put_net()
267 		__put_net(net);  in put_net()
271 int net_eq(const struct net *net1, const struct net *net2)  in net_eq()
276 static inline int check_net(const struct net *net)  in check_net()  argument
278 	return refcount_read(&net->count) != 0;  in check_net()
285 static inline struct net *get_net(struct net *net)  in get_net()  argument
287 	return net;  in get_net()
290 static inline void put_net(struct net *net)  in put_net()  argument
294 static inline struct net *maybe_get_net(struct net *net)  in maybe_get_net()  argument
296 	return net;  in maybe_get_net()
300 int net_eq(const struct net *net1, const struct net *net2)  in net_eq()
305 static inline int check_net(const struct net *net)  in check_net()  argument
316 	struct net *net;  member
320 static inline void write_pnet(possible_net_t *pnet, struct net *net)  in write_pnet()  argument
323 	pnet->net = net;  in write_pnet()
327 static inline struct net *read_pnet(const possible_net_t *pnet)  in read_pnet()
330 	return pnet->net;  in read_pnet()
356 int peernet2id_alloc(struct net *net, struct net *peer, gfp_t gfp);
357 int peernet2id(const struct net *net, struct net *peer);
358 bool peernet_has_id(const struct net *net, struct net *peer);
359 struct net *get_net_ns_by_id(const struct net *net, int id);
385 	int (*init)(struct net *net);
386 	void (*pre_exit)(struct net *net);
387 	void (*exit)(struct net *net);
422 struct ctl_table_header *register_net_sysctl(struct net *net, const char *path,
427 static inline struct ctl_table_header *register_net_sysctl(struct net *net,  in register_net_sysctl()  argument
437 static inline int rt_genid_ipv4(const struct net *net)  in rt_genid_ipv4()  argument
439 	return atomic_read(&net->ipv4.rt_genid);  in rt_genid_ipv4()
443 static inline int rt_genid_ipv6(const struct net *net)  in rt_genid_ipv6()  argument
445 	return atomic_read(&net->ipv6.fib6_sernum);  in rt_genid_ipv6()
449 static inline void rt_genid_bump_ipv4(struct net *net)  in rt_genid_bump_ipv4()  argument
451 	atomic_inc(&net->ipv4.rt_genid);  in rt_genid_bump_ipv4()
454 extern void (*__fib6_flush_trees)(struct net *net);
455 static inline void rt_genid_bump_ipv6(struct net *net)  in rt_genid_bump_ipv6()  argument
458 		__fib6_flush_trees(net);  in rt_genid_bump_ipv6()
463 net_ieee802154_lowpan(struct net *net)  in net_ieee802154_lowpan()  argument
465 	return &net->ieee802154_lowpan;  in net_ieee802154_lowpan()
470 static inline void rt_genid_bump_all(struct net *net)  in rt_genid_bump_all()  argument
472 	rt_genid_bump_ipv4(net);  in rt_genid_bump_all()
473 	rt_genid_bump_ipv6(net);  in rt_genid_bump_all()
476 static inline int fnhe_genid(const struct net *net)  in fnhe_genid()  argument
478 	return atomic_read(&net->fnhe_genid);  in fnhe_genid()
481 static inline void fnhe_genid_bump(struct net *net)  in fnhe_genid_bump()  argument
483 	atomic_inc(&net->fnhe_genid);  in fnhe_genid_bump()