__refcount_dec_and_test
dead = __refcount_dec_and_test(&alist->usage, &r);
zero = __refcount_dec_and_test(&cell->ref, &r);
zero = __refcount_dec_and_test(&cell->ref, &r);
dead = __refcount_dec_and_test(&estate->ref, &r);
zero = __refcount_dec_and_test(&call->ref, &r);
zero = __refcount_dec_and_test(&call->ref, &r);
zero = __refcount_dec_and_test(&server->ref, &r);
zero = __refcount_dec_and_test(&volume->ref, &r);
done = __refcount_dec_and_test(&object->ref, &r);
zero = __refcount_dec_and_test(&cache->ref, &ref);
zero = __refcount_dec_and_test(&cookie->ref, &ref);
zero = __refcount_dec_and_test(&volume->ref, &ref);
dead = __refcount_dec_and_test(&rreq->ref, &r);
dead = __refcount_dec_and_test(&subreq->ref, &r);
if (__refcount_dec_and_test(&vma->vm_refcnt, &oldcnt))
return __refcount_dec_and_test(r, NULL);
dead = __refcount_dec_and_test(&call->ref, &r);
dead = __refcount_dec_and_test(&bundle->ref, &r);
dead = __refcount_dec_and_test(&conn->ref, &r);
dead = __refcount_dec_and_test(&local->ref, &r);
dead = __refcount_dec_and_test(&peer->ref, &r);
dead = __refcount_dec_and_test(&txb->ref, &r);