melifaro e377b20c99 Remove unnecessary chain read lock in ipfw nat 'global' code.
Document case when ipfw chain lock must be held while calling ipfw_nat().

MFC after:	2 weeks
2012-10-22 19:22:31 +00:00
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2012-10-10 08:36:38 +00:00
2012-09-14 22:00:03 +00:00
2012-10-10 08:36:38 +00:00
2012-04-16 10:33:46 +00:00
2012-10-10 08:36:38 +00:00