82 	struct ns_common	ns;  member
84 	/* parent_could_setfcap: true if the creator if this ns had CAP_SETFCAP
85 	 * in its effective capability set at the child ns creation time. */
119 	struct user_namespace *ns;  member
129 bool setup_userns_sysctls(struct user_namespace *ns);
130 void retire_userns_sysctls(struct user_namespace *ns);
131 struct ucounts *inc_ucount(struct user_namespace *ns, kuid_t uid, enum ucount_type type);
133 struct ucounts *alloc_ucounts(struct user_namespace *ns, kuid_t uid);
149 static inline long get_userns_rlimit_max(struct user_namespace *ns, enum rlimit_type type)  in get_userns_rlimit_max()  argument
151 	return READ_ONCE(ns->rlimit_max[type]);  in get_userns_rlimit_max()
154 static inline void set_userns_rlimit_max(struct user_namespace *ns,  in set_userns_rlimit_max()  argument
157 	ns->rlimit_max[type] = max <= LONG_MAX ? max : LONG_MAX;  in set_userns_rlimit_max()
162 static inline struct user_namespace *get_user_ns(struct user_namespace *ns)  in get_user_ns()  argument
164 	if (ns)  in get_user_ns()
165 		refcount_inc(&ns->ns.count);  in get_user_ns()
166 	return ns;  in get_user_ns()
171 extern void __put_user_ns(struct user_namespace *ns);
173 static inline void put_user_ns(struct user_namespace *ns)  in put_user_ns()  argument
175 	if (ns && refcount_dec_and_test(&ns->ns.count))  in put_user_ns()
176 		__put_user_ns(ns);  in put_user_ns()
188 extern bool userns_may_setgroups(const struct user_namespace *ns);
192 struct ns_common *ns_get_owner(struct ns_common *ns);
195 static inline struct user_namespace *get_user_ns(struct user_namespace *ns)  in get_user_ns()  argument
213 static inline void put_user_ns(struct user_namespace *ns)  in put_user_ns()  argument
217 static inline bool userns_may_setgroups(const struct user_namespace *ns)  in userns_may_setgroups()  argument
233 static inline struct ns_common *ns_get_owner(struct ns_common *ns)  in ns_get_owner()  argument