rq_iter           517 drivers/block/loop.c 	struct req_iterator rq_iter;
rq_iter           527 drivers/block/loop.c 	rq_for_each_bvec(tmp, rq, rq_iter)
rq_iter           544 drivers/block/loop.c 		rq_for_each_bvec(tmp, rq, rq_iter) {