More busting on legacy mtab support in the help text.

diff --git a/util-linux/Config.in b/util-linux/Config.in
index f76f3f4c44c8e936cfe22b65417054cc55d63af9..6bc366531ed93c70ac09ccceb068f305f05345fd 100644 (file)
--- a/util-linux/Config.in
+++ b/util-linux/Config.in
@@ -455,7 +455,11 @@ config CONFIG_FEATURE_MTAB_SUPPORT
          example a mount under chroot won't update it), can't handle modern
          features like separate per-process filesystem namespaces, requires
          that your /etc directory be writeable, tends to get easily confused
-         by --bind or --move mounts, and so on.  (In brief: avoid.)
+         by --bind or --move mounts, won't update if you rename a directory
+         that contains a mount point, and so on.  (In brief: avoid.)
+
+         About the only reason to use this is if you've removed /proc from
+         your kernel.
 
 endmenu