On Thu, May 25, 2017 at 11:43:17AM -0700, Bart Van Assche wrote: > Instead of explicitly calling scsi_req_init(), let > blk_get_request() call that function from inside blk_rq_init(). > Add an .initialize_rq_fn() callback function to the block drivers > that need it. Merge the IDE .init_rq_fn() function into > .initialize_rq_fn() because it is too small to keep it as a > separate function. That won't work if we don't call initialize_rq_fn from the fast path. Except for that the idea is great and I like it.