On Sat, 2014-10-25 at 20:30 -0400, Nathaniel W Filardo wrote:
> On Sat, Oct 25, 2014 at 07:07:10PM -0400, Jeffrey Altman wrote:
> > There are no descriptors or handles in AFS protocol to maintain server
> > side state for an "open" or "create".   The server grants the permissions
> > based upon Insert and the cache managers take them away as required by the
> > local OS behavior.
> 
> Well, cache managers can only be trusted to take away permissions if they're
> trusted; since they're running on arbitrary machines and contacting our
> servers, that's surely not the case.  So I think I stand by my statement,

You misunderstand, perhaps; the taking away often happens in the VFS
layer of the OS, and the cache manager has no say in it. I believe this
is what you're seeing on Debian.

-- 
brandon s allbery kf8nh                           sine nomine associates
allber...@gmail.com                              ballb...@sinenomine.net
unix openafs kerberos infrastructure xmonad        http://sinenomine.net

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