From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp1040.oracle.com ([141.146.126.69]:40152 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752051Ab3FQVpE (ORCPT ); Mon, 17 Jun 2013 17:45:04 -0400 Received: from ucsinet22.oracle.com (ucsinet22.oracle.com [156.151.31.94]) by aserp1040.oracle.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.1) with ESMTP id r5HLj3Ss027245 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 17 Jun 2013 21:45:04 GMT Received: from userz7022.oracle.com (userz7022.oracle.com [156.151.31.86]) by ucsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id r5HLj2Qu005525 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Mon, 17 Jun 2013 21:45:02 GMT Received: from abhmt108.oracle.com (abhmt108.oracle.com [141.146.116.60]) by userz7022.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id r5HLj2So005501 for ; Mon, 17 Jun 2013 21:45:02 GMT From: Guangyu Sun To: linux-btrfs@vger.kernel.org Cc: Guangyu Sun Subject: [PATCH] btrfs-progs: update man page for btrfs filesystem label Date: Mon, 17 Jun 2013 14:45:23 -0700 Message-Id: <1371505523-28674-1-git-send-email-guangyu.sun@oracle.com> In-Reply-To: References: Sender: linux-btrfs-owner@vger.kernel.org List-ID: 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 --- 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 [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||