Re: XATTRs in NFS?

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On Oct 24, 2013, at 3:13 PM, Christoph Anton Mitterer <calestyo@xxxxxxxxxxxx> wrote:

> On Thu, 2013-10-24 at 08:45 +0000, Myklebust, Trond wrote:
>> labeled NFS (i.e. security labels for NFS) is already supported in Linux 3.10 and newer.
> Sure, but that doesn't really help me.
> 
> 
>> There are no plans to merge general purpose xattrs.
> Why not? Is it a big deal?
> 

Linux xattrs are a rabid mess.

The whole "system" namespace is something that cannot and should not ever be exposed on a network.
The "trusted" and "user" namespaces just offer specialised storage. Why are they needed?

> 
>> Please just use an application-specific database.
> Well that won't work,... since that wouldn't be updated if e.g.
> pathnames are changed by any program (cp, mv)

If the data needs to follow the file, then store it in the file. Why do you need the filesystem to manage that for you?

Cheers
  Trond--
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