diff options
Diffstat (limited to 'drivers/md/dm-bio-prison-v1.c')
| -rw-r--r-- | drivers/md/dm-bio-prison-v1.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/md/dm-bio-prison-v1.c b/drivers/md/dm-bio-prison-v1.c index 6b726b8b300d..92afdca760ae 100644 --- a/drivers/md/dm-bio-prison-v1.c +++ b/drivers/md/dm-bio-prison-v1.c @@ -117,9 +117,10 @@ static int cmp_keys(struct dm_cell_key *lhs, return 0; } -static unsigned lock_nr(struct dm_cell_key *key, unsigned int num_locks) +static inline unsigned int lock_nr(struct dm_cell_key *key, unsigned int num_locks) { - return (key->block_begin >> BIO_PRISON_MAX_RANGE_SHIFT) & (num_locks - 1); + return dm_hash_locks_index((key->block_begin >> BIO_PRISON_MAX_RANGE_SHIFT), + num_locks); } bool dm_cell_key_has_valid_range(struct dm_cell_key *key) |