On Wed, May 31, 2017 at 03:52:36PM -0700, Bart Van Assche wrote: > Several block drivers need to initialize the driver-private data > after having called blk_get_request() and before .prep_rq_fn() is > called, e.g. when submitting a REQ_OP_SCSI_* request. Avoid that > that initialization code has to be repeated after every > blk_get_request() call by adding a new callback function to struct > request_queue. Can we please still have a initialize_rq mq_op for the blk-mq path to avoid using the operation vectors directly in the requeuest_queue for blk-mq?
