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ksyn_wait_queue_t kwq = _pthread_get_thread_kwq(thread);
switch (waitinfo->wait_type) {
case kThreadWaitPThreadMutex:
assert((kwq->kw_type & KSYN_WQTYPE_MASK) == KSYN_WQTYPE_MTX);
waitinfo->owner = thread_tid(kwq->kw_owner);
waitinfo->context = kwq->kw_addr;
break;
/* Owner of rwlock not stored in kernel space due to races. Punt
* and hope that the userspace address is helpful enough. */
case kThreadWaitPThreadRWLockRead:
case kThreadWaitPThreadRWLockWrite:
assert((kwq->kw_type & KSYN_WQTYPE_MASK) == KSYN_WQTYPE_RWLOCK);
waitinfo->owner = 0;
waitinfo->context = kwq->kw_addr;
break;
/* Condvars don't have owners, so just give the userspace address. */
case kThreadWaitPThreadCondVar:
& |