bsd/kern/kern_event.c

85 #include <kern/lock.h>
288  * kqueue/note lock attributes and implementations
291  *	Most of the knote state is guarded by the object lock.
292  *	the knote "inuse" count and status use the kqueue lock.
311  * Convert a kq lock to a knote use referece.
331  * Convert a kq lock to a knote use referece,
358  * Convert from a knote use reference back to kq lock.
364  *	still alive - but the kqueue lock is taken
384  * Convert a kq lock to a knote drop referece.
656  *	Timer filter lock is held.
720  * 	Timer filter lock is held.
781  * Timer filter lock is held.
875 		/* real timer pop -- timer lock held by filt_timerexpire */
1650 		/* existing knote - get kqueue lock */
1763 	 * Convert our lock to a use-count and call the event's
1880  * but may drop lock temporarily.
1905  * Called with kqueue lock held.
2077 			break; /* lock still held */
2093 					break; /* lock still held */
2389  *	The object lock protects the list. It is assumed
2394  *	The object lock should also hold off pending
2416 			/* lock held again */
2424  * The list is protected by whatever lock the object it is associated with uses.
2436  * The list is protected by whatever lock the object it is associated with uses.
2499  * Entered with the proc_fd lock already held.
2520 		 * Convert the lock to a drop ref.
2622 /* called with kqueue lock held */
2637 /* called with kqueue lock held */
2645 /* called with kqueue lock held */
2660 /* called with kqueue lock held */
2681 	/* allocate kq lock group attribute and group */
2686 	/* Allocate kq lock attribute */
2689 	/* Initialize the timer filter lock */
2693 	/* Initialize the vm pressure list lock */