Guangyu Sun
2013-Jun-17 21:45 UTC
[PATCH] 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> --- man/btrfs.8.in | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) diff --git a/man/btrfs.8.in b/man/btrfs.8.in index af7df4d..1da4ff1 100644 --- a/man/btrfs.8.in +++ b/man/btrfs.8.in @@ -263,22 +263,13 @@ 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 -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html