Add min/max stripe and limit to OP_LIST

src/osd_flush.cpp

@@ -192,7 +192,9 @@ bool osd_t::submit_flush_op(pool_id_t pool_id, pg_num_t pg_num, pg_flush_batch_t
                 op->bs_op = NULL;
                 delete op;
             },
-            .len = (uint32_t)count,
+            {
+                .len = (uint32_t)count,
+            },
             .buf = op->buf,
         });
         bs->enqueue_op(op->bs_op);