SORT_MODE__DIFF 1870 tools/perf/builtin-diff.c sort__mode = SORT_MODE__DIFF; SORT_MODE__DIFF 2602 tools/perf/util/sort.c if (sort__mode == SORT_MODE__DIFF) SORT_MODE__DIFF 2799 tools/perf/util/sort.c if (sort__mode == SORT_MODE__DIFF) SORT_MODE__DIFF 3082 tools/perf/util/sort.c if (sort__mode != SORT_MODE__DIFF)