88 	struct pid_namespace *ns;  in proc_mount()  local
91 		ns = data;  in proc_mount()
94 		ns = task_active_pid_ns(current);  in proc_mount()
97 	return mount_ns(fs_type, flags, data, ns, ns->user_ns, proc_fill_super);  in proc_mount()
102 	struct pid_namespace *ns;  in proc_kill_sb()  local
104 	ns = (struct pid_namespace *)sb->s_fs_info;  in proc_kill_sb()
105 	if (ns->proc_self)  in proc_kill_sb()
106 		dput(ns->proc_self);  in proc_kill_sb()
107 	if (ns->proc_thread_self)  in proc_kill_sb()
108 		dput(ns->proc_thread_self);  in proc_kill_sb()
110 	put_pid_ns(ns);  in proc_kill_sb()
213 int pid_ns_prepare_proc(struct pid_namespace *ns)  in pid_ns_prepare_proc()  argument
217 	mnt = kern_mount_data(&proc_fs_type, ns);  in pid_ns_prepare_proc()
221 	ns->proc_mnt = mnt;  in pid_ns_prepare_proc()
225 void pid_ns_release_proc(struct pid_namespace *ns)  in pid_ns_release_proc()  argument
227 	kern_unmount(ns->proc_mnt);  in pid_ns_release_proc()