linux-kernel - [PATCH 4/5] blk-mq: bitmap tag: cleanup blk_mq_init

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Date:	Sun, 11 May 2014 01:01:51 +0800
From:	Ming Lei <tom.leiming@...il.com>
To:	Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org
Cc:	Ming Lei <tom.leiming@...il.com>
Subject: [PATCH 4/5] 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@...il.com>
---
 block/blk-mq-tag.c |    4 ----
 1 file changed, 4 deletions(-)

diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index 77d2b18..6532aea 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -394,7 +394,6 @@ 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) {
@@ -406,9 +405,6 @@ 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;
 
-- 
1.7.9.5

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