Function space_map_load

freebsd/contrib/openzfs/module/zfs/space_map.c:446–450

* Load the space map disk into the specified range tree. Segments of maptype * are added to the range tree, other segment types are removed. */

 * are added to the range tree, other segment types are removed.
 */
int
space_map_load(space_map_t *sm, range_tree_t *rt, maptype_t maptype)
{
	return (space_map_load_length(sm, rt, maptype, space_map_length(sm)));
}

void
space_map_histogram_clear(space_map_t *sm)