action->flow_tag->flow_tag);
                break;
        case DR_ACTION_TYP_MODIFY_HDR:
-               seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
+       {
+               struct mlx5dr_ptrn_obj *ptrn = action->rewrite->ptrn;
+               struct mlx5dr_arg_obj *arg = action->rewrite->arg;
+               u8 *rewrite_data = action->rewrite->data;
+               bool ptrn_arg;
+               int i;
+
+               ptrn_arg = !action->rewrite->single_action_opt && ptrn && arg;
+
+               seq_printf(file, "%d,0x%llx,0x%llx,0x%x,%d,0x%x,0x%x,0x%x",
                           DR_DUMP_REC_TYPE_ACTION_MODIFY_HDR, action_id,
-                          rule_id, action->rewrite->index);
+                          rule_id, action->rewrite->index,
+                          action->rewrite->single_action_opt,
+                          action->rewrite->num_of_actions,
+                          ptrn_arg ? ptrn->index : 0,
+                          ptrn_arg ? mlx5dr_arg_get_obj_id(arg) : 0);
+
+               for (i = 0; i < action->rewrite->num_of_actions; i++) {
+                       seq_printf(file, ",0x%016llx",
+                                  be64_to_cpu(((__be64 *)rewrite_data)[i]));
+               }
+
+               seq_puts(file, "\n");
                break;
+       }
        case DR_ACTION_TYP_VPORT:
                seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
                           DR_DUMP_REC_TYPE_ACTION_VPORT, action_id, rule_id,
        case DR_ACTION_TYP_TNL_L3_TO_L2:
                seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",
                           DR_DUMP_REC_TYPE_ACTION_DECAP_L3, action_id,
-                          rule_id, action->rewrite->index);
+                          rule_id,
+                          (action->rewrite->ptrn && action->rewrite->arg) ?
+                          mlx5dr_arg_get_obj_id(action->rewrite->arg) :
+                          action->rewrite->index);
                break;
        case DR_ACTION_TYP_L2_TO_TNL_L2:
                seq_printf(file, "%d,0x%llx,0x%llx,0x%x\n",