K 10
svn:author
V 3
jhb
K 8
svn:date
V 27
2016-09-12T18:06:42.409591Z
K 7
svn:log
V 386
Make device_quiet() an attachment property.

In particular, reset the DF_QUIET flag when detaching from a device so
that a driver that marks a device quiet doesn't dictate policy for a
different driver that may claim the device in the future.

Reviewed by:	rpokala, wblock
MFC after:	2 weeks
Sponsored by:	Chelsio Communications
Differential Revision:	https://reviews.freebsd.org/D7803

END