diff options
Diffstat (limited to 'doc')
-rw-r--r-- | doc/coreutils.texi | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi index 1d508c996..eac8d52bb 100644 --- a/doc/coreutils.texi +++ b/doc/coreutils.texi @@ -10588,13 +10588,14 @@ Normally the disk space is printed in units of Non-integer quantities are rounded up to the next higher unit. For bind mounts and without arguments, @command{df} only outputs the statistics -for the first occurrence of that device in the list of file systems +for that device with the shortest mount point name in the list of file systems (@var{mtab}), i.e., it hides duplicate entries, unless the @option{-a} option is specified. -By default, @command{df} omits the early-boot pseudo file system type -@samp{rootfs}, unless the @option{-a} option is specified or that file system -type is explicitly to be included by using the @option{-t} option. +With the same logic, @command{df} elides a mount entry of a dummy pseude device +if there is another mount entry of a real block device for that mount point with +the same device number, e.g. the early-boot pseudo file system @samp{rootfs} is +not shown per default when already the real root device has been mounted. @cindex disk device file @cindex device file, disk |