data_usage 31 tools/perf/builtin-data.c static const char *data_usage[] = { data_usage 41 tools/perf/builtin-data.c printf("\t%s\n\n", data_usage[0]); data_usage 112 tools/perf/builtin-data.c argc = parse_options_subcommand(argc, argv, data_options, data_subcommands, data_usage,