54 struct net {  struct
189 extern struct net init_net;  argument
192 struct net *copy_net_ns(unsigned long flags, struct user_namespace *user_ns,
193 			struct net *old_net);
195 void net_ns_get_ownership(const struct net *net, kuid_t *uid, kgid_t *gid);
201 static inline struct net *copy_net_ns(unsigned long flags,  in copy_net_ns()
202 	struct user_namespace *user_ns, struct net *old_net)  in copy_net_ns()
209 static inline void net_ns_get_ownership(const struct net *net,  in net_ns_get_ownership()  argument
222 struct net *get_net_ns_by_pid(pid_t pid);
223 struct net *get_net_ns_by_fd(int fd);
234 void __put_net(struct net *net);
236 static inline struct net *get_net(struct net *net)  in get_net()  argument
238 	refcount_inc(&net->count);  in get_net()
239 	return net;  in get_net()
242 static inline struct net *maybe_get_net(struct net *net)  in maybe_get_net()  argument
249 	if (!refcount_inc_not_zero(&net->count))  in maybe_get_net()
250 		net = NULL;  in maybe_get_net()
251 	return net;  in maybe_get_net()
254 static inline void put_net(struct net *net)  in put_net()  argument
256 	if (refcount_dec_and_test(&net->count))  in put_net()
257 		__put_net(net);  in put_net()
261 int net_eq(const struct net *net1, const struct net *net2)  in net_eq()
266 static inline int check_net(const struct net *net)  in check_net()  argument
268 	return refcount_read(&net->count) != 0;  in check_net()
275 static inline struct net *get_net(struct net *net)  in get_net()  argument
277 	return net;  in get_net()
280 static inline void put_net(struct net *net)  in put_net()  argument
284 static inline struct net *maybe_get_net(struct net *net)  in maybe_get_net()  argument
286 	return net;  in maybe_get_net()
290 int net_eq(const struct net *net1, const struct net *net2)  in net_eq()
295 static inline int check_net(const struct net *net)  in check_net()  argument
306 	struct net *net;  member
310 static inline void write_pnet(possible_net_t *pnet, struct net *net)  in write_pnet()  argument
313 	pnet->net = net;  in write_pnet()
317 static inline struct net *read_pnet(const possible_net_t *pnet)  in read_pnet()
320 	return pnet->net;  in read_pnet()
345 int peernet2id_alloc(struct net *net, struct net *peer, gfp_t gfp);
346 int peernet2id(struct net *net, struct net *peer);
347 bool peernet_has_id(struct net *net, struct net *peer);
348 struct net *get_net_ns_by_id(struct net *net, int id);
374 	int (*init)(struct net *net);
375 	void (*pre_exit)(struct net *net);
376 	void (*exit)(struct net *net);
411 struct ctl_table_header *register_net_sysctl(struct net *net, const char *path,
416 static inline struct ctl_table_header *register_net_sysctl(struct net *net,  in register_net_sysctl()  argument
426 static inline int rt_genid_ipv4(struct net *net)  in rt_genid_ipv4()  argument
428 	return atomic_read(&net->ipv4.rt_genid);  in rt_genid_ipv4()
431 static inline void rt_genid_bump_ipv4(struct net *net)  in rt_genid_bump_ipv4()  argument
433 	atomic_inc(&net->ipv4.rt_genid);  in rt_genid_bump_ipv4()
436 extern void (*__fib6_flush_trees)(struct net *net);
437 static inline void rt_genid_bump_ipv6(struct net *net)  in rt_genid_bump_ipv6()  argument
440 		__fib6_flush_trees(net);  in rt_genid_bump_ipv6()
445 net_ieee802154_lowpan(struct net *net)  in net_ieee802154_lowpan()  argument
447 	return &net->ieee802154_lowpan;  in net_ieee802154_lowpan()
452 static inline void rt_genid_bump_all(struct net *net)  in rt_genid_bump_all()  argument
454 	rt_genid_bump_ipv4(net);  in rt_genid_bump_all()
455 	rt_genid_bump_ipv6(net);  in rt_genid_bump_all()
458 static inline int fnhe_genid(struct net *net)  in fnhe_genid()  argument
460 	return atomic_read(&net->fnhe_genid);  in fnhe_genid()
463 static inline void fnhe_genid_bump(struct net *net)  in fnhe_genid_bump()  argument
465 	atomic_inc(&net->fnhe_genid);  in fnhe_genid_bump()