RDMA/siw: Call llist_reverse_order in siw_run_sq

We can call the function to get fifo list.

Signed-off-by: Guoqing Jiang <guoqing.jiang@linux.dev>
Link: https://lore.kernel.org/r/20230821133255.31111-4-guoqing.jiang@linux.dev
Acked-by: Bernard Metzler <bmt@zurich.ibm.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>

Author: Guoqing Jiang

drivers/infiniband/sw/siw/siw_qp_tx.c

@@ -1271,13 +1271,7 @@ int siw_run_sq(void *data)
 		 * llist_del_all returns a list with newest entry first.
 		 * Re-order list for fairness among QP's.
 		 */
-		while (active) {
-			struct llist_node *tmp = active;
-
-			active = llist_next(active);
-			tmp->next = fifo_list;
-			fifo_list = tmp;
-		}
+		fifo_list = llist_reverse_order(active);
 		while (fifo_list) {
 			qp = container_of(fifo_list, struct siw_qp, tx_list);
 			fifo_list = llist_next(fifo_list);