[PATCH v2] mmc: queue: Remove unused parameters(request_queue)

From: Chanwoo Lee
Date: Wed Aug 25 2021 - 03:53:35 EST


From: ChanWoo Lee <cw9316.lee@xxxxxxxxxxx>

In function mmc_exit_request, the request_queue structure(*q) is not used.
I remove the unnecessary code related to the request_queue structure.

Signed-off-by: ChanWoo Lee <cw9316.lee@xxxxxxxxxxx>

---
v1->v2:
* Put the code directly into mmc_mq_init_reuqest()/mmc_mq_exit_request().
---
drivers/mmc/core/queue.c | 30 ++++++------------------------
1 file changed, 6 insertions(+), 24 deletions(-)

diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c
index cc3261777637..5526e4ca2834 100644
--- a/drivers/mmc/core/queue.c
+++ b/drivers/mmc/core/queue.c
@@ -199,27 +199,23 @@ static unsigned int mmc_get_max_segments(struct mmc_host *host)
host->max_segs;
}

-/**
- * mmc_init_request() - initialize the MMC-specific per-request data
- * @mq: the request queue
- * @req: the request
- * @gfp: memory allocation policy
- */
-static int __mmc_init_request(struct mmc_queue *mq, struct request *req,
- gfp_t gfp)
+static int mmc_mq_init_request(struct blk_mq_tag_set *set, struct request *req,
+ unsigned int hctx_idx, unsigned int numa_node)
{
struct mmc_queue_req *mq_rq = req_to_mmc_queue_req(req);
+ struct mmc_queue *mq = set->driver_data;
struct mmc_card *card = mq->card;
struct mmc_host *host = card->host;

- mq_rq->sg = mmc_alloc_sg(mmc_get_max_segments(host), gfp);
+ mq_rq->sg = mmc_alloc_sg(mmc_get_max_segments(host), GFP_KERNEL);
if (!mq_rq->sg)
return -ENOMEM;

return 0;
}

-static void mmc_exit_request(struct request_queue *q, struct request *req)
+static void mmc_mq_exit_request(struct blk_mq_tag_set *set, struct request *req,
+ unsigned int hctx_idx)
{
struct mmc_queue_req *mq_rq = req_to_mmc_queue_req(req);

@@ -227,20 +223,6 @@ static void mmc_exit_request(struct request_queue *q, struct request *req)
mq_rq->sg = NULL;
}

-static int mmc_mq_init_request(struct blk_mq_tag_set *set, struct request *req,
- unsigned int hctx_idx, unsigned int numa_node)
-{
- return __mmc_init_request(set->driver_data, req, GFP_KERNEL);
-}
-
-static void mmc_mq_exit_request(struct blk_mq_tag_set *set, struct request *req,
- unsigned int hctx_idx)
-{
- struct mmc_queue *mq = set->driver_data;
-
- mmc_exit_request(mq->queue, req);
-}
-
static blk_status_t mmc_mq_queue_rq(struct blk_mq_hw_ctx *hctx,
const struct blk_mq_queue_data *bd)
{
--
2.29.0