On 25/08/21 10:46 am, Chanwoo Lee wrote:
> 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>
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
>
> ---
> 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)
> {
>
