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dm cache policy smq: make static read-only array table const 

The 'table' static array is read-only so it make sense to make
it const. Add in the int type to clean up checkpatch warning.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Colin Ian King 2022-01-23 22:47:40 +00:00 committed by Mike Snitzer
parent c357342186
commit 302f035141
1 changed files with 3 additions and 1 deletions
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4
drivers/md/dm-cache-policy-smq.c
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@ -1026,7 +1026,9 @@ static unsigned default_promote_level(struct smq_policy *mq)
* This scheme reminds me of a graph of entropy vs probability of a
* binary variable.
*/
static unsigned table[] = {1, 1, 1, 2, 4, 6, 7, 8, 7, 6, 4, 4, 3, 3, 2, 2, 1};
static const unsigned int table[] = {
1, 1, 1, 2, 4, 6, 7, 8, 7, 6, 4, 4, 3, 3, 2, 2, 1
};
unsigned hits = mq->cache_stats.hits;
unsigned misses = mq->cache_stats.misses;