jhb d64a5d112c Similar to 189574, properly handle subclasses of bus drivers when deleting
a driver during kldunload.  Specifically, recursively walk the tree of
subclasses of a given driver attachment's bus device class detaching all
instances of that driver for each class and its subclasses.

Reported by:	bschmidt
Reviewed by:	imp
MFC after:	1 week
2011-03-01 14:43:37 +00:00
..
2010-11-22 15:28:54 +00:00
2010-11-25 20:05:11 +00:00
2011-01-08 18:51:15 +00:00
2011-01-14 17:06:54 +00:00
2011-01-14 17:06:54 +00:00
2010-01-04 20:59:52 +00:00
2009-05-26 09:19:21 +00:00
2010-11-14 16:10:15 +00:00