bcache: remove for_each_cache()
Since now each cache_set explicitly has single cache, for_each_cache()
is unnecessary. This patch removes this macro, and update all locations
where it is used, and makes sure all code logic still being consistent.
Signed-off-by: Coly Li <colyli@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h
index aa112c1..7ffe6b2 100644
--- a/drivers/md/bcache/bcache.h
+++ b/drivers/md/bcache/bcache.h
@@ -887,9 +887,6 @@ do { \
/* Looping macros */
-#define for_each_cache(ca, cs, iter) \
- for (iter = 0; ca = cs->cache, iter < 1; iter++)
-
#define for_each_bucket(b, ca) \
for (b = (ca)->buckets + (ca)->sb.first_bucket; \
b < (ca)->buckets + (ca)->sb.nbuckets; b++)
@@ -931,11 +928,9 @@ static inline uint8_t bucket_gc_gen(struct bucket *b)
static inline void wake_up_allocators(struct cache_set *c)
{
- struct cache *ca;
- unsigned int i;
+ struct cache *ca = c->cache;
- for_each_cache(ca, c, i)
- wake_up_process(ca->alloc_thread);
+ wake_up_process(ca->alloc_thread);
}
static inline void closure_bio_submit(struct cache_set *c,
