>>>>> On Thu, 13 Aug 2009 08:26:54 -0700, Andy Bierman <[email protected]> 
>>>>> said:

AB> discard-changes only works because authorization is ignored,
AB> otherwise the agent would be deadlocked.

Huh????  why would discard-changes be authorization ignorant???  That's
just as unsafe (unless you're only discarding your own changes).

AB> Only the global lock operation defined in RFC 4741
AB> can prevent this problem.

The global lock has different issues.

The problem isn't with the locking.  Locking, and partial locking are
good.  It's with the global-level commit operation.
-- 
Wes Hardaker
Cobham Analytic Solutions
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