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Date: Sat, 15 Feb 2003 11:07:32 +0000
From: Christoph Hellwig <hch@infradead.org>
To: Andreas Gruenbacher <agruen@suse.de>
Cc: Andrew Morton <akpm@digeo.com>, linux-kernel@vger.kernel.org,
       "Theodore T'so" <tytso@mit.edu>
Subject: Re: [PATCH] Extended attribute fixes, etc.
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In-Reply-To: <200302112018.58862.agruen@suse.de>; from agruen@suse.de on Tue, Feb 11, 2003 at 08:18:58PM +0100
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On Tue, Feb 11, 2003 at 08:18:58PM +0100, Andreas Gruenbacher wrote:
> The third to fifth are all steps towards trusted extended attributes, 
> which are useful for privileged processes (mostly daemons). One use for 
> this is Hierarchical Storage Management, in which a user space daemon 
> stores online/offline information for files in trusted EA's, and the 
> kernel communicates requests to bring files online to that daemon. This 
> class of EA's will also find its way into XFS and ReiserFS, and 
> expectedly also into JFS in this form. (Trusted EAs are included in the 
> 2.4.19/2.4.20 patches as well.)

Please don't do the ugly flags stuff.  We have fsuids and fsgids for exactly
that reason (and because we're still lacking a credentials cache..).  


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