MOUNTPOINT(1)                   User Commands                  MOUNTPOINT(1)

NAME         top

       mountpoint - see if a directory or file is a mountpoint

SYNOPSIS         top

       mountpoint [-d|-q] directory | file

       mountpoint -x device

DESCRIPTION         top

       mountpoint checks whether the given directory or file is mentioned in
       the /proc/self/mountinfo file.

OPTIONS         top

       -d, --fs-devno
              Show the major/minor numbers of the device that is mounted on
              the given directory.

       -q, --quiet
              Be quiet - don't print anything.

       -x, --devno
              Show the major/minor numbers of the given blockdevice on
              standard output.

       -V, --version
              Display version information and exit.

       -h, --help
              Display help text and exit.

EXIT STATUS         top

       Zero if the directory or file is a mountpoint, non-zero if not.

AUTHOR         top

       Karel Zak <>

ENVIRONMENT         top

              enables libmount debug output.

NOTES         top

       The util-linux mountpoint implementation was written from scratch for
       libmount.  The original version for sysvinit suite was written by
       Miquel van Smoorenburg.

SEE ALSO         top


AVAILABILITY         top

       The mountpoint command is part of the util-linux package and is
       available from

COLOPHON         top

       This page is part of the util-linux (a random collection of Linux
       utilities) project.  Information about the project can be found at 
       ⟨⟩.  If you have a
       bug report for this manual page, send it to  This page was obtained from the
       project's upstream Git repository
       ⟨git://⟩ on
       2019-05-09.  (At that time, the date of the most recent commit that
       was found in the repository was 2019-05-07.)  If you discover any
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       (which is not part of the original manual page), send a mail to

util-linux                        July 2014                    MOUNTPOINT(1)

Pages that refer to this page: mount(2)