What does the '-u' option do? I've not find in the 'mount' man page any explanation on this option. Lowell Gilbert <freebsd-questions-local at be-well.ilk.org> wrote: > atar <atar.yosef at gmail.com> writes: > >> Will the 'mount -o rw /' command work although the filesystem has >> already been mounted as readonly? > > You'll need the "-u" option as well.