Lines Matching defs:NULL
247 mutex_init(&vq->vq_lock, NULL, MUTEX_DEFAULT, NULL);
302 if (spa->spa_iokstat != NULL)
319 if (spa->spa_iokstat != NULL)
335 if (spa->spa_iokstat != NULL)
352 if (spa->spa_iokstat != NULL) {
372 zio_link_t *zl = NULL;
373 while ((pio = zio_walk_parents(aio, &zl)) != NULL) {
517 return (NULL);
537 mandatory = (first->io_flags & ZIO_FLAG_OPTIONAL) ? NULL : first;
543 while ((dio = AVL_PREV(t, first)) != NULL &&
548 if (mandatory == NULL && !(first->io_flags & ZIO_FLAG_OPTIONAL))
557 ASSERT(first != NULL);
563 while ((dio = AVL_NEXT(t, last)) != NULL &&
582 if (zio->io_type == ZIO_TYPE_WRITE && mandatory != NULL) {
584 while ((dio = AVL_NEXT(t, nio)) != NULL &&
603 ASSERT(last != NULL);
608 return (NULL);
616 vdev_queue_agg_io_done, NULL);
660 return (NULL);
672 VERIFY3P(avl_find(tree, &search, &idx), ==, NULL);
674 if (zio == NULL)
679 if (aio != NULL)
737 if (nio == NULL)
738 return (NULL);
742 return (NULL);
760 while ((nio = vdev_queue_io_to_issue(vq)) != NULL) {