bsd/kern/kern_event.c

340 	if (kn->kn_status & KN_DROPPING)
360 	if ((kn->kn_status & (KN_DROPPING | KN_ATTACHING)) != 0) {
361 		kn->kn_status |= KN_USEWAIT;
363 		    &kn->kn_status, THREAD_UNINT, 0);
388 		if ((kn->kn_status & KN_ATTACHING) != 0) {
389 			kn->kn_status &= ~KN_ATTACHING;
391 		if ((kn->kn_status & KN_USEWAIT) != 0) {
392 			kn->kn_status &= ~KN_USEWAIT;
394 			    &kn->kn_status, THREAD_AWAKENED);
397 	return ((kn->kn_status & KN_DROPPING) == 0);
419 	oktodrop = ((kn->kn_status & (KN_DROPPING | KN_ATTACHING)) == 0);
420 	kn->kn_status |= KN_DROPPING;
427 	kn->kn_status |= KN_USEWAIT;
428 	wait_queue_assert_wait((wait_queue_t)kq->kq_wqs, &kn->kn_status,
445 		if ((kn->kn_status & KN_USEWAIT) != 0) {
446 			kn->kn_status &= ~KN_USEWAIT;
448 			    &kn->kn_status, THREAD_AWAKENED);
1710 			kn->kn_status = KN_ATTACHING;
1714 				kn->kn_status |= KN_DISABLED;
1740 				kn->kn_status |= KN_DROPPING;
1744 			} else if (kn->kn_status & KN_DROPPING) {
1755 			kn->kn_status &= ~KN_ATTACHING;
1769 			kn->kn_status |= KN_DISABLED;
1780 			kn->kn_status |= KN_DISABLED;
1782 			kn->kn_status &= ~KN_DISABLED;
1783 			if (kn->kn_status & KN_ACTIVE)
1825 	if ((kn->kn_status & KN_STAYQUEUED) == 0 && kn->kn_fop->f_event(kn, 0)) {
1879 	if ((kn->kn_status & KN_DISABLED) != 0) {
1886 		revalidate = ((kn->kn_status & KN_STAYQUEUED) != 0 ||
1921 					if (!(kn->kn_status & KN_ACTIVE)) {
1933 				} else if ((kn->kn_status & KN_STAYQUEUED) == 0) {
1975 			kn->kn_status |= KN_DISABLED;
2353 			if ((kn->kn_status & KN_STAYQUEUED) == 0) {
2622 	kn->kn_status &= ~KN_STAYQUEUED;
2745 	needswakeup = (kn->kn_status & KN_USEWAIT);
2750 		wait_queue_wakeup_all((wait_queue_t)kq->kq_wqs, &kn->kn_status,
2765 	kn->kn_status |= KN_ACTIVE;
2778 	kn->kn_status &= ~KN_ACTIVE;
2786 	if ((kn->kn_status & (KN_QUEUED | KN_STAYQUEUED)) == KN_STAYQUEUED ||
2787 	    (kn->kn_status & (KN_QUEUED | KN_STAYQUEUED | KN_DISABLED)) == 0) {
2792 		kn->kn_status |= KN_QUEUED;
2803 	if ((kn->kn_status & (KN_QUEUED | KN_STAYQUEUED)) == KN_QUEUED) {
2808 		kn->kn_status &= ~KN_QUEUED;
3334 	kn->kn_status |= KN_STAYQUEUED;