OpenGrok

98 struct waiter {
99 	struct waiter	*volatile next;
278 	struct waiter waiter;
332 		 * Issue a memory barrier to ensure stores to 'waiter'
335 		waiter.next = ptm->ptm_waiters;
336 		waiter.lid = self->pt_lid;
340 		next = atomic_cas_ptr(&ptm->ptm_waiters, waiter.next, &waiter);
341 		if (next != waiter.next) {
362 		 * waiting (via waiter.lid being set to zero).  Otherwise
363 		 * it's unsafe to re-enter "waiter" onto the waiters list.
365 		while (waiter.lid != 0) {
377 				 * waiter.lid to clear.
379 				while (waiter.lid != 0) {
526 	 * barrier to ensure that we safely read the value of waiter->next
527 	 * before the awoken thread sees waiter->lid being cleared.

Indexes created Fri Oct 31 11:10:07 GMT 2025