--- src/sys/bus/cam/cam_sim.h	2008/06/29 19:15:34	1.8
+++ src/sys/bus/cam/cam_sim.h	2008/07/18 00:07:21	1.9
@@ -59,6 +59,7 @@ extern	sim_lock	sim_mplock;
 void		  cam_sim_lock(sim_lock *lock);
 void		  cam_sim_unlock(sim_lock *lock);
 void		  sim_lock_assert_owned(sim_lock *lock);
+void		  sim_lock_assert_unowned(sim_lock *lock);
 int		  sim_lock_sleep(void *ident, int flags, const char *wmesg,
 				 int timo, sim_lock *lock);
 struct cam_devq * cam_simq_alloc(u_int32_t max_sim_transactions);
@@ -120,6 +121,7 @@ struct cam_sim {
 #define	CAM_SIM_REL_TIMEOUT_PENDING	0x01
 #define	CAM_SIM_MPSAFE			0x02
 #define CAM_SIM_ON_DONEQ		0x04
+#define CAM_SIM_DEREGISTERED		0x08
 	struct callout		callout;
 	struct cam_devq 	*devq;	/* Device Queue to use for this SIM */
 	int			refcount;	/* References to the sim */