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Commit 2963e3f7 authored by Jens Axboe's avatar Jens Axboe
Browse files

blk-mq: cleanup blk_mq_rq_to_pdu() 



Casting to void and adding the size of the request is "shit code" and
only a "crazy monkey on crack" would write that. So lets clean it up.

Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent c76cbbcf

include/linux/blk-mq.h

+2 −2
Original line number Diff line number Diff line
@@ -230,7 +230,7 @@ void blk_mq_freeze_queue_start(struct request_queue *q); 


/*

 * Driver command data is immediately after the request. So subtract request

 * size to get back to the original request.

 * size to get back to the original request, add request size to get the PDU.

 */

static inline struct request *blk_mq_rq_from_pdu(void *pdu)

{
@@ -238,7 +238,7 @@ static inline struct request *blk_mq_rq_from_pdu(void *pdu) 
}

static inline void *blk_mq_rq_to_pdu(struct request *rq)

{

	return (void *) rq + sizeof(*rq);

	return rq + 1;

}



#define queue_for_each_hw_ctx(q, hctx, i)				\