__le_long
__le_long bitval;
bitval = *(__le_long *)(sbi->vol_amap[map_i]->b_data + map_b);
clu_bits = lel_to_cpu(*(__le_long *)bitmap);
__le_long *bitmap_le;
bitmap_le = (__le_long *)sbi->vol_amap[i]->b_data;