68 	struct task_struct *tsk, struct user_namespace *user_ns,  in create_new_namespaces()  argument
78 	new_nsp->mnt_ns = copy_mnt_ns(flags, tsk->nsproxy->mnt_ns, user_ns, new_fs);  in create_new_namespaces()
84 	new_nsp->uts_ns = copy_utsname(flags, user_ns, tsk->nsproxy->uts_ns);  in create_new_namespaces()
90 	new_nsp->ipc_ns = copy_ipcs(flags, user_ns, tsk->nsproxy->ipc_ns);  in create_new_namespaces()
97 		copy_pid_ns(flags, user_ns, tsk->nsproxy->pid_ns_for_children);  in create_new_namespaces()
104 					    tsk->nsproxy->cgroup_ns);  in create_new_namespaces()
110 	new_nsp->net_ns = copy_net_ns(flags, user_ns, tsk->nsproxy->net_ns);  in create_new_namespaces()
117 					tsk->nsproxy->time_ns_for_children);  in create_new_namespaces()
122 	new_nsp->time_ns = get_time_ns(tsk->nsproxy->time_ns);  in create_new_namespaces()
151 int copy_namespaces(unsigned long flags, struct task_struct *tsk)  in copy_namespaces()  argument
153 	struct nsproxy *old_ns = tsk->nsproxy;  in copy_namespaces()
154 	struct user_namespace *user_ns = task_cred_xxx(tsk, user_ns);  in copy_namespaces()
179 	new_ns = create_new_namespaces(flags, tsk, user_ns, tsk->fs);  in copy_namespaces()
183 	ret = timens_on_fork(new_ns, tsk);  in copy_namespaces()
189 	tsk->nsproxy = new_ns;  in copy_namespaces()
368 	struct task_struct *tsk;  in validate_nsset()  local
372 	tsk = pid_task(pid, PIDTYPE_PID);  in validate_nsset()
373 	if (!tsk) {  in validate_nsset()
378 	if (!ptrace_may_access(tsk, PTRACE_MODE_READ_REALCREDS)) {  in validate_nsset()
383 	task_lock(tsk);  in validate_nsset()
384 	nsp = tsk->nsproxy;  in validate_nsset()
387 	task_unlock(tsk);  in validate_nsset()
395 		pid_ns = task_active_pid_ns(tsk);  in validate_nsset()
407 		user_ns = get_user_ns(__task_cred(tsk)->user_ns);  in validate_nsset()