K 10
svn:author
V 7
rwatson
K 8
svn:date
V 27
2002-11-13T15:47:09.000000Z
K 7
svn:log
V 537
Introduce a condition variable to avoid returning EBUSY when
the MAC policy list is busy during a load or unload attempt.
We assert no locks held during the cv wait, meaning we should
be fairly deadlock-safe.  Because of the cv model and busy
count, it's possible for a cv waiter waiting for exclusive
access to the policy list to be starved by active and
long-lived access control/labeling events.  For now, we
accept that as a necessary tradeoff.

Obtained from:	TrustedBSD Project
Sponsored by:	DARPA, Network Associates Laboratories

END