diff options
author | Guangyu Sun <guangyu.sun@oracle.com> | 2013-06-17 14:45:23 -0700 |
---|---|---|
committer | David Sterba <dsterba@suse.cz> | 2013-08-09 14:32:32 +0200 |
commit | 668aedeaa65064249e7364c48f0a2315ca657ea4 (patch) | |
tree | 8cd53260765e11bbcd9aeae647b216602cf91935 /man | |
parent | 6634da9c9aecced7e799be79abf07fc3ac5170c8 (diff) |
btrfs-progs: update man page for btrfs filesystem label
btrfs filesystem label can work on a mounted filesystem, also on a
multi-devices filesystem. And the restriction of label name is
changed, too. The man page should be updated accordingly.
Signed-off-by: Guangyu Sun <guangyu.sun@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'man')
-rw-r--r-- | man/btrfs.8.in | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/man/btrfs.8.in b/man/btrfs.8.in index 9b1f2945..7df2eadb 100644 --- a/man/btrfs.8.in +++ b/man/btrfs.8.in @@ -265,22 +265,13 @@ it with the new desired size. When recreating the partition make sure to use the same starting disk cylinder as before. .TP -\fBfilesystem label\fP\fI <dev> [newlabel]\fP -Show or update the label of a filesystem. \fI<dev>\fR is used to identify the -filesystem. +\fBfilesystem label\fP\fI [<device>|<mountpoint>] [newlabel]\fP +Show or update the label of a filesystem. \fI[<device>|<mountpoint>]\fR is used +to identify the filesystem. If a \fInewlabel\fR optional argument is passed, the label is changed. The following constraints exist for a label: .IP -- the maximum allowable length shall be less or equal than 256 chars -.IP -- the label shall not contain the '/' or '\\' characters. - -NOTE: Currently there are the following limitations: -.IP -- the filesystem has to be unmounted -.IP -- the filesystem should not have more than one device. -.TP +- the maximum allowable length shall be less than 256 chars \fBfilesystem show\fR [--all-devices|<uuid>|<label>]\fR Show the btrfs filesystem with some additional info. If no \fIUUID\fP or |