diff options
Diffstat (limited to 'tools/perf/builtin-diff.c')
| -rw-r--r-- | tools/perf/builtin-diff.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c index d78e8386e1a..2411dd18c55 100644 --- a/tools/perf/builtin-diff.c +++ b/tools/perf/builtin-diff.c @@ -24,6 +24,7 @@ static char const *input_old = "perf.data.old", static char diff__default_sort_order[] = "dso,symbol"; static bool force; static bool show_displacement; +static bool show_period; static bool show_baseline_only; static bool sort_compute; @@ -540,6 +541,8 @@ static const struct option options[] = { "delta,ratio,wdiff:w1,w2 (default delta)", "Entries differential computation selection", setup_compute), + OPT_BOOLEAN('p', "period", &show_period, + "Show period values."), OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, "dump raw trace in ASCII"), OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), @@ -568,7 +571,7 @@ static void ui_init(void) /* No overhead column. */ perf_hpp__column_enable(PERF_HPP__OVERHEAD, false); - /* Display baseline/delta/ratio/displacement columns. */ + /* Display baseline/delta/ratio/displacement/periods columns. */ perf_hpp__column_enable(PERF_HPP__BASELINE, true); switch (compute) { @@ -587,6 +590,11 @@ static void ui_init(void) if (show_displacement) perf_hpp__column_enable(PERF_HPP__DISPL, true); + + if (show_period) { + perf_hpp__column_enable(PERF_HPP__PERIOD, true); + perf_hpp__column_enable(PERF_HPP__PERIOD_BASELINE, true); + } } int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused) |