Jaakko Heinonen 9d142a6ee6 Extend the g_eventlock mutex coverage in one_event() to include setting
of the EV_DONE flag and use the mutex to protect against losing wakeups
in g_waitfor_event().

Reported by:	davidxu
Tested by:	davidxu
Discussed on:	freebsd-current
2010-11-03 16:19:35 +00:00
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