71 	struct ns_common ns;  member
78 extern void shm_destroy_orphaned(struct ipc_namespace *ns);
80 static inline void shm_destroy_orphaned(struct ipc_namespace *ns) {}  in shm_destroy_orphaned()  argument
84 extern int mq_init_ns(struct ipc_namespace *ns);
119 static inline int mq_init_ns(struct ipc_namespace *ns) { return 0; }  in mq_init_ns()  argument
124 	struct user_namespace *user_ns, struct ipc_namespace *ns);
126 static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns)  in get_ipc_ns()  argument
128 	if (ns)  in get_ipc_ns()
129 		refcount_inc(&ns->count);  in get_ipc_ns()
130 	return ns;  in get_ipc_ns()
133 extern void put_ipc_ns(struct ipc_namespace *ns);
136 	struct user_namespace *user_ns, struct ipc_namespace *ns)  in copy_ipcs()  argument
141 	return ns;  in copy_ipcs()
144 static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns)  in get_ipc_ns()  argument
146 	return ns;  in get_ipc_ns()
149 static inline void put_ipc_ns(struct ipc_namespace *ns)  in put_ipc_ns()  argument