blk-mq: bitmap tag: cleanup blk_mq_init_tags

Both nr_cache and nr_tags arn't needed for bitmap tag anymore.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index f196e60..8d526a3 100644 (file)
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -417,7 +417,6 @@ enomem:
 struct blk_mq_tags *blk_mq_init_tags(unsigned int total_tags,
                                     unsigned int reserved_tags, int node)
 {
-       unsigned int nr_tags, nr_cache;
        struct blk_mq_tags *tags;
 
        if (total_tags > BLK_MQ_TAG_MAX) {
@@ -429,9 +428,6 @@ struct blk_mq_tags *blk_mq_init_tags(unsigned int total_tags,
        if (!tags)
                return NULL;
 
-       nr_tags = total_tags - reserved_tags;
-       nr_cache = nr_tags / num_online_cpus();
-
        tags->nr_tags = total_tags;
        tags->nr_reserved_tags = reserved_tags;