mjacob 39b696507f Add a new primitive, XPT_SCAN_TGT, to cover the range between scanning a
whole bus (XPT_SCAN_BUS) and a single lun on that bus (XPT_SCAN_LUN).

It's less resource comsumptive than scanning a whole bus when the
caller knows only one target has changes.

Reviewed by:	scsi@
Sponsored by:	Panasas
MFC after:	1 month
2010-05-26 22:49:42 +00:00
..
2010-02-03 10:06:03 +00:00