rh->max_recovery = max_recovery;
rh->log = log;
rh->region_size = region_size;
- rh->region_shift = ffs(region_size) - 1;
+ rh->region_shift = __ffs(region_size);
rwlock_init(&rh->hash_lock);
rh->mask = nr_buckets - 1;
rh->nr_buckets = nr_buckets;
if (rh->log)
dm_dirty_log_destroy(rh->log);
- if (rh->region_pool)
- mempool_destroy(rh->region_pool);
-
+ mempool_destroy(rh->region_pool);
vfree(rh->buckets);
kfree(rh);
}