1set_bit
2clear_bit
3__clear_bit
4__set_bit
5test_bit
6test_and_set_bit
7find_last_bit
8change_bit
9xfs_next_bit
10find_next_bit
11find_first_bit
12__test_and_set_bit
13sync_set_bit
14bitmap_weight
15bitmap_intersects
16bitmap_empty
17