40 	struct ns_common ns;  member
51 static inline struct pid_namespace *get_pid_ns(struct pid_namespace *ns)  in get_pid_ns()  argument
53 	if (ns != &init_pid_ns)  in get_pid_ns()
54 		refcount_inc(&ns->ns.count);  in get_pid_ns()
55 	return ns;  in get_pid_ns()
59 static inline int pidns_memfd_noexec_scope(struct pid_namespace *ns)  in pidns_memfd_noexec_scope()  argument
63 	for (; ns; ns = ns->parent)  in pidns_memfd_noexec_scope()
64 		scope = max(scope, READ_ONCE(ns->memfd_noexec_scope));  in pidns_memfd_noexec_scope()
69 static inline int pidns_memfd_noexec_scope(struct pid_namespace *ns)  in pidns_memfd_noexec_scope()  argument
76 	struct user_namespace *user_ns, struct pid_namespace *ns);
79 extern void put_pid_ns(struct pid_namespace *ns);
84 static inline struct pid_namespace *get_pid_ns(struct pid_namespace *ns)  in get_pid_ns()  argument
86 	return ns;  in get_pid_ns()
89 static inline int pidns_memfd_noexec_scope(struct pid_namespace *ns)  in pidns_memfd_noexec_scope()  argument
95 	struct user_namespace *user_ns, struct pid_namespace *ns)  in copy_pid_ns()  argument
98 		ns = ERR_PTR(-EINVAL);  in copy_pid_ns()
99 	return ns;  in copy_pid_ns()
102 static inline void put_pid_ns(struct pid_namespace *ns)  in put_pid_ns()  argument
106 static inline void zap_pid_ns_processes(struct pid_namespace *ns)  in zap_pid_ns_processes()  argument