Edward Tomasz Napierala 02caf36ee1 Make "kldunload atapicam" return EBUSY instead of deadlocking when a device
created by atapicam is being kept opened or mounted.  This is probably just
a temporary solution until we invent something better.

Reviewed by:	scottl
Approved by:	rwatson (mentor)
Sponsored by:	FreeBSD Foundation
Reported by:	Jaakko Heinonen
2009-01-08 17:26:51 +00:00
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