perf_data__size 845 tools/perf/builtin-record.c if (perf_data__size(&rec->data) == 0) perf_data__size 1719 tools/perf/builtin-record.c perf_data__size(data) / 1024.0 / 1024.0, perf_data__size 79 tools/perf/util/data.h unsigned long perf_data__size(struct perf_data *data);