if (pid->hide_pid < hide_pid_min)
return true;
if (in_group_p(pid->pid_gid))
---- linux-3.13.10/fs/namei.c 2014-04-17 01:12:32.000000000 +0000
-+++ linux-3.13.10-vs2.3.6.11/fs/namei.c 2014-04-17 01:17:10.000000000 +0000
-@@ -1238,8 +1335,7 @@ static void follow_dotdot(struct nameida
-
- if (nd->path.dentry == nd->root.dentry &&
- nd->path.mnt == nd->root.mnt) {
-- /* for sane '/' avoid follow_mount() */
-- return;
-+ break;
- }
- if (nd->path.dentry != nd->path.mnt->mnt_root) {
- /* rare case of legitimate dget_parent()... */
+
+