65 	if (e->type->ops.allow_merge)  in elv_iosched_allow_bio_merge()
66 		return e->type->ops.allow_merge(q, rq, bio);  in elv_iosched_allow_bio_merge()
345 	if (e->type->ops.request_merge)  in elv_merge()
346 		return e->type->ops.request_merge(q, req, bio);  in elv_merge()
402 	if (e->type->ops.request_merged)  in elv_merged_request()
403 		e->type->ops.request_merged(q, rq, type);  in elv_merged_request()
416 	if (e->type->ops.requests_merged)  in elv_merge_requests()
417 		e->type->ops.requests_merged(q, rq, next);  in elv_merge_requests()
427 	if (e->type->ops.next_request)  in elv_latter_request()
428 		return e->type->ops.next_request(q, rq);  in elv_latter_request()
437 	if (e->type->ops.former_request)  in elv_former_request()
438 		return e->type->ops.former_request(q, rq);  in elv_former_request()
534 	if (WARN_ON_ONCE(!e->ops.insert_requests || !e->ops.dispatch_request))  in elv_register()