From: Eric Sandeen Subject: [PATCH] e2fsprogs: add supported file attributes to ext4.5 manpage Date: Wed, 20 Aug 2014 13:02:50 -0500 Message-ID: <53F4E2CA.80004@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit To: ext4 development Return-path: Received: from mx1.redhat.com ([209.132.183.28]:28974 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751353AbaHTSCt (ORCPT ); Wed, 20 Aug 2014 14:02:49 -0400 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s7KI2lu9014559 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Wed, 20 Aug 2014 14:02:48 -0400 Received: from liberator.sandeen.net (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx14.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s7KI2kKY012643 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO) for ; Wed, 20 Aug 2014 14:02:47 -0400 Sender: linux-ext4-owner@vger.kernel.org List-ID: The chattr(1) manpage now refers users to filesystem-specific manpages for details on supported attributes, so add those to ext4.5. I've left out oddities like being able to set the compressed or no-tail-packing flags, or setting data journaling on ext2. That behavior seems like a bug, not a feature. Signed-off-by: Eric Sandeen --- Sorry, thought I had sent this earlier, but I guess I didn't. diff --git a/misc/ext4.5.in b/misc/ext4.5.in index ca197cb..19302a7 100644 --- a/misc/ext4.5.in +++ b/misc/ext4.5.in @@ -611,6 +611,37 @@ seriously cramp the system's style.) .B i_version Enable 64-bit inode version support. This option is off by default. +.SH FILE ATTRIBUTES +The ext2, ext3, and ext4 filesystems support setting the following file +attributes on Linux systems using the +.BR chattr (1) +utility: +.sp +.BR a " - append only" +.sp +.BR A " - no atime updates" +.sp +.BR d " - no dump" +.sp +.BR D " - synchronous directory updates" +.sp +.BR i " - immutable" +.sp +.BR S " - synchronous updates" +.sp +.BR u " - undeletable" +.sp +In addition, the ext3 and ext4 filesystems support the following flag: +.sp +.BR j " - data journaling" +.sp +Finally, the ext4 filesystem also supports the following flag: +.sp +.BR e " - extents format" +.sp +For descriptions of these attribute flags, please refer to the +.BR chattr (1) +man page. .SH SEE ALSO .BR mke2fs (8), .BR mke2fs.conf (5), @@ -618,4 +649,5 @@ Enable 64-bit inode version support. This option is off by default. .BR dumpe2fs (8), .BR tune2fs (8), .BR debugfs (8), -.BR mount (8) +.BR mount (8), +.BR chattr (1)