range_tree_clear
range_tree_clear(svr->svr_allocd_segs,
range_tree_clear(dn->dn_free_ranges[txgoff],
range_tree_clear(dn->dn_free_ranges[txgoff], blkid, nblks);
range_tree_clear(msp->ms_trim, start, size);
range_tree_clear(msp->ms_trim, offset, size);
void range_tree_clear(range_tree_t *rt, uint64_t start, uint64_t size);
range_tree_clear(svr->svr_allocd_segs, 0, start_offset);
range_tree_clear(svr->svr_allocd_segs,
range_tree_clear(svr->svr_allocd_segs, offset, size);
range_tree_clear(segs, start, size);