197             if (bdrv_parse_cache_mode(optarg, &flags, &writethrough) < 0) {  in open_f()
198                 error_report("Invalid cache option: %s", optarg);  in open_f()
204             if (bdrv_parse_discard_flags(optarg, &flags) < 0) {  in open_f()
205                 error_report("Invalid discard option: %s", optarg);  in open_f()
211             if (bdrv_parse_aio(optarg, &flags) < 0) {  in open_f()
212                 error_report("Invalid aio option: %s", optarg);  in open_f()
223             if (!qemu_opts_parse_noisily(&empty_opts, optarg, false)) {  in open_f()
557             if (bdrv_parse_discard_flags(optarg, &flags) < 0) {  in main()
558                 error_report("Invalid discard option: %s", optarg);  in main()
563             format = optarg;  in main()
566             add_user_command(optarg);  in main()
578             if (bdrv_parse_aio(optarg, &flags) < 0) {  in main()
579                 error_report("Invalid aio option: %s", optarg);  in main()
584             if (bdrv_parse_cache_mode(optarg, &flags, &writethrough) < 0) {  in main()
585                 error_report("Invalid cache option: %s", optarg);  in main()
590             trace_opt_parse(optarg);  in main()
603             user_creatable_process_cmdline(optarg);  in main()