[PATCH 13/15] bcache: use MAX_CACHES_PER_SET instead of magic number 8 in __bch_bucket_alloc_set

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From: Shenghui Wang <shhuiw@xxxxxxxxxxx>

Current cache_set has MAX_CACHES_PER_SET caches most, and the macro
is used for
"
	struct cache *cache_by_alloc[MAX_CACHES_PER_SET];
"
in the define of struct cache_set.

Use MAX_CACHES_PER_SET instead of magic number 8 in
__bch_bucket_alloc_set.

Signed-off-by: Shenghui Wang <shhuiw@xxxxxxxxxxx>
Signed-off-by: Coly Li <colyli@xxxxxxx>
---
 drivers/md/bcache/alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/bcache/alloc.c b/drivers/md/bcache/alloc.c
index 7a28232d868b..5002838ea476 100644
--- a/drivers/md/bcache/alloc.c
+++ b/drivers/md/bcache/alloc.c
@@ -484,7 +484,7 @@ int __bch_bucket_alloc_set(struct cache_set *c, unsigned int reserve,
 	int i;
 
 	lockdep_assert_held(&c->bucket_lock);
-	BUG_ON(!n || n > c->caches_loaded || n > 8);
+	BUG_ON(!n || n > c->caches_loaded || n > MAX_CACHES_PER_SET);
 
 	bkey_init(k);
 
-- 
2.19.0




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