Function vdev_trim_stop_all

freebsd/contrib/openzfs/module/zfs/vdev_trim.c:1076–1108

* Convenience function to stop trimming of a vdev tree and set all trim * thread pointers to NULL. */

 * thread pointers to NULL.
 */
void
vdev_trim_stop_all(vdev_t *vd, vdev_trim_state_t tgt_state)
{
	spa_t *spa = vd->vdev_spa;
	list_t vd_list;
	vdev_t *vd_l2cache;

	ASSERT(MUTEX_HELD(&spa_namespace_lock));

	list_create(&vd_list, sizeof (vdev_t),
	    offsetof(vdev_t, vdev_trim_node));

	vdev_trim_stop_all_impl(vd, tgt_state, &vd_list);

	/*
	 * Iterate over cache devices and request stop trimming the
	 * whole device in case we export the pool or remove the cache
	 * device prematurely.
	 */
	for (int i = 0; i < spa->spa_l2cache.sav_count; i++) {
		vd_l2cache = spa->spa_l2cache.sav_vdevs[i];
		vdev_trim_stop_all_impl(vd_l2cache, tgt_state, &vd_list);
	}

	vdev_trim_stop_wait(spa, &vd_list);

	if (vd->vdev_spa->spa_sync_on) {
		/* Make sure that our state has been synced to disk */
		txg_wait_synced(spa_get_dsl(vd->vdev_spa), 0);
	}

	list_destroy(&vd_list);
}

/*
 * Conditionally restarts a manual TRIM given its on-disk state.