From 668aedeaa65064249e7364c48f0a2315ca657ea4 Mon Sep 17 00:00:00 2001 From: Guangyu Sun Date: Mon, 17 Jun 2013 14:45:23 -0700 Subject: 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 Signed-off-by: David Sterba Signed-off-by: Chris Mason --- 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 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 [newlabel]\fP -Show or update the label of a filesystem. \fI\fR is used to identify the -filesystem. +\fBfilesystem label\fP\fI [|] [newlabel]\fP +Show or update the label of a filesystem. \fI[|]\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||