I don't think that is a bug in mount.cifs then. The util-linux mount treats x-* options as comments or application specific options. mount.cifs is the specific application, and it expects to be able to recognize all mount options.
** Changed in: util-linux (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1724013 Title: mount does not correctly process x-* options To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/util-linux/+bug/1724013/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs