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perf diff: Add -p option to display period values for hist entries

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Adding -p option to show period values for both compared hist entries.
Showing hist column PERF_HPP__PERIOD and newly added hist column
PERF_HPP__PERIOD_BASELINE.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1349448287-18919-6-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2012-10-05 16:44:44 +02:00
committed by Arnaldo Carvalho de Melo
parent 81d5f95819
commit 61949b212e
4 changed files with 35 additions and 1 deletions
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10
tools/perf/builtin-diff.c
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@@ -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)