From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S269675AbUHZWEg (ORCPT ); Thu, 26 Aug 2004 18:04:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S269712AbUHZWE2 (ORCPT ); Thu, 26 Aug 2004 18:04:28 -0400 Received: from 153.Red-213-4-13.pooles.rima-tde.net ([213.4.13.153]:6916 "EHLO kerberos.felipe-alfaro.com") by vger.kernel.org with ESMTP id S269659AbUHZWD5 (ORCPT ); Thu, 26 Aug 2004 18:03:57 -0400 From: Felipe Alfaro Solana To: Rik van Riel Subject: Re: silent semantic changes with reiser4 Date: Fri, 27 Aug 2004 00:03:33 +0200 User-Agent: KMail/1.7 Cc: Jeremy Allison , Andrew Morton , Spam , wichert@wiggy.net, torvalds@osdl.org, reiser@namesys.com, hch@lst.de, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, flx@namesys.com, reiserfs-list@namesys.com References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200408270003.34686.lkml@felipe-alfaro.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thursday 26 August 2004 20:17, Rik van Riel wrote: > On Thu, 26 Aug 2004, Jeremy Allison wrote: > > Because without kernel support there is no way someone can > > publish a new metadata type and have it automatically supported > > by all application data files (ie. most apps ignore it, and only > > apps that are aware of it can see it). > > So your backup software ignores it, and after a restore you've > lost your new metadata ? I think there's no easy way to fix this, except fixing the backup software to support xattrs's/streams/forks/whatever. Even on Windows, it has happened this way with older apps that don't support named streams.