Cross Reference: /illumos-gate/usr/src/uts/common/os/rwlock.c

Lines Matching refs:old
255 	uintptr_t old = lp->rw_wwwh;
258 		return ((old & RW_LOCKED) && !(old & RW_WRITE_LOCKED));
261 		return ((old & RW_OWNER) == (uintptr_t)curthread);
279 	uintptr_t old, new, lock_value, lock_busy, lock_wait;
300 		if (((old = lp->rw_wwwh) & lock_busy) == 0) {
301 			if (casip(&lp->rw_wwwh, old, old + lock_value) != old) {
318 		if ((old & RW_DOUBLE_LOCK) == RW_DOUBLE_LOCK) {
323 		if ((old & RW_OWNER) == (uintptr_t)curthread) {
331 			if (((old = lp->rw_wwwh) & lock_busy) == 0)
333 			new = old | lock_wait;
334 		} while (old != new && casip(&lp->rw_wwwh, old, new) != old);
336 		if ((old & lock_busy) == 0) {
365 		    (old & RW_WRITE_LOCKED) ? 1 : 0,
366 		    old >> RW_HOLD_COUNT_SHIFT);
414 	uintptr_t old, new, lock_value;
422 	old = lp->rw_wwwh;
423 	if (old & RW_WRITE_LOCKED) {
424 		if ((old & RW_OWNER) != (uintptr_t)curthread) {
431 		if ((old & RW_LOCKED) == 0) {
443 		old = lp->rw_wwwh;
444 		new = old - lock_value;
446 			if (casip(&lp->rw_wwwh, old, new) != old) {
470 		if (!(old & RW_WRITE_LOCKED)) {
474 			if (casip(&lp->rw_wwwh, old, new) != old)
485 		if ((old & RW_WRITE_LOCKED) &&
537 	uintptr_t old;
544 			if ((old = lp->rw_wwwh) & (rw == RW_READER ?
549 			if (casip(&lp->rw_wwwh, old, old + RW_READ_LOCK) == old)
604 	uintptr_t old, new;
609 		if (((old = lp->rw_wwwh) & ~RW_HAS_WAITERS) != RW_READ_LOCK)
611 		new = old + RW_WRITE_LOCK(curthread) - RW_READ_LOCK;
612 	} while (casip(&lp->rw_wwwh, old, new) != old);
647 	uintptr_t old = ((rwlock_impl_t *)rwlp)->rw_wwwh;
649 	ASSERT(old & RW_LOCKED);
650 	return ((old & RW_LOCKED) && !(old & RW_WRITE_LOCKED));
665 	uintptr_t old = ((rwlock_impl_t *)rwlp)->rw_wwwh;
667 	return ((old & RW_WRITE_LOCKED) ? (kthread_t *)(old & RW_OWNER) : NULL);