ext2_htree_get_count
ext2_htree_get_count(level->h_entries))
cnt = ext2_htree_get_count(entp);
entries_num = ext2_htree_get_count(level->h_entries);
static uint16_t ext2_htree_get_count(struct ext2fs_htree_entry *ep);
ent_num = ext2_htree_get_count(entries);
if (ext2_htree_get_count(root_entires) ==