Re: [PATCH 01/11] Security: Add hook to get full maclabel xattrname

[Trond Myklebust]

On Thu, 2008-02-28 at 19:39 -0500, Christoph Hellwig wrote:
> On Thu, Feb 28, 2008 at 07:04:57PM -0500, Dave Quigley wrote:
> > There are several things here. I've spoken to several people about this
> > and the belief I've gotten from most of them is that a recommended
> > attribute is how this is to be transported. The NFSv4 spec people will
> > probably say that if you want xattr like functionality for NFSv4 use
> > named attributes. For us this is not an option since we require
> > semantics to label on create/open and the only way we can do this is by
> > adding a recommended attribute. The create/open calls in NFSv4 takes a
> > list of attributes to use on create as part of the request. I really
> > don't see a difference between the security blob and the
> > username/groupname that NFSv4 currently uses. Also there is a good
> > chance that we will need to translate labels at some point (read future
> > work).
> 
> Then use the existing side-band protocol and ignore the NFSv4 spec
> group.  They're <skip colourful language here> anyway.

As I've told you several times before: we're _NOT_ putting private
ioctl^Hxattrs onto the wire. If the protocol can't be described in an
RFC, then it isn't going in no matter what expletive you choose to
use...

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