Messages in this thread | | | Date | Sat, 15 Feb 2003 11:07:32 +0000 | From | Christoph Hellwig <> | Subject | Re: [PATCH] Extended attribute fixes, etc. |
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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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