From mboxrd@z Thu Jan  1 00:00:00 1970
From: Felipe Alfaro Solana <lkml@felipe-alfaro.com>
Subject: Re: silent semantic changes with reiser4
Date: Fri, 27 Aug 2004 00:03:33 +0200
Message-ID: <200408270003.34686.lkml@felipe-alfaro.com>
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Cc: Jeremy Allison <jra@samba.org>, Andrew Morton <akpm@osdl.org>,
	Spam <spam@tnonline.net>, 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
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To: Rik van Riel <riel@redhat.com>
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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.