{
        map_groups__exit(&machine->kmaps);
        dsos__delete(&machine->dsos);
-       vdso__exit(machine);
+       machine__exit_vdso(machine);
        zfree(&machine->root_dir);
        zfree(&machine->current_tid);
        pthread_rwlock_destroy(&machine->threads_lock);
 
        return vdso;
 }
 
-void vdso__exit(struct machine *machine)
+void machine__exit_vdso(struct machine *machine)
 {
        struct vdso_info *vdso_info = machine->vdso_info;
 
        zfree(&machine->vdso_info);
 }
 
-static struct dso *vdso__new(struct machine *machine, const char *short_name,
-                            const char *long_name)
+static struct dso *machine__addnew_vdso(struct machine *machine, const char *short_name,
+                                       const char *long_name)
 {
        struct dso *dso;
 
        if (!file_name)
                return NULL;
 
-       return vdso__new(machine, vdso_file->dso_name, file_name);
+       return machine__addnew_vdso(machine, vdso_file->dso_name, file_name);
 }
 
-static int vdso__dso_findnew_compat(struct machine *machine,
+static int machine__findnew_vdso_compat(struct machine *machine,
                                    struct thread *thread,
                                    struct vdso_info *vdso_info,
                                    struct dso **dso)
 
 #endif
 
-struct dso *vdso__dso_findnew(struct machine *machine,
-                             struct thread *thread __maybe_unused)
+struct dso *machine__findnew_vdso(struct machine *machine,
+                                 struct thread *thread __maybe_unused)
 {
        struct vdso_info *vdso_info;
        struct dso *dso;
                return NULL;
 
 #if BITS_PER_LONG == 64
-       if (vdso__dso_findnew_compat(machine, thread, vdso_info, &dso))
+       if (machine__findnew_vdso_compat(machine, thread, vdso_info, &dso))
                return dso;
 #endif
 
                if (!file)
                        return NULL;
 
-               dso = vdso__new(machine, DSO__NAME_VDSO, file);
+               dso = machine__addnew_vdso(machine, DSO__NAME_VDSO, file);
        }
 
        return dso;
 
 struct machine;
 struct thread;
 
-struct dso *vdso__dso_findnew(struct machine *machine, struct thread *thread);
-void vdso__exit(struct machine *machine);
+struct dso *machine__findnew_vdso(struct machine *machine, struct thread *thread);
+void machine__exit_vdso(struct machine *machine);
 
 #endif /* __PERF_VDSO__ */