* [PATCH] dm: make static read-only array table const
@ 2022-01-23 22:47 Colin Ian King
0 siblings, 0 replies; only message in thread
From: Colin Ian King @ 2022-01-23 22:47 UTC (permalink / raw)
To: Alasdair Kergon, Mike Snitzer, dm-devel; +Cc: kernel-janitors, linux-kernel
The static array table as 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>
---
drivers/md/dm-cache-policy-smq.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/md/dm-cache-policy-smq.c b/drivers/md/dm-cache-policy-smq.c
index b61aac00ff40..19eac5d980a8 100644
--- a/drivers/md/dm-cache-policy-smq.c
+++ b/drivers/md/dm-cache-policy-smq.c
@@ -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;
--
2.33.1
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