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Date: Tue, 24 Dec 2013 17:22:18 +0900
From: Namhyung Kim <namhyung@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Paul Mackerras <paulus@...ba.org>,
Ingo Molnar <mingo@...nel.org>,
Namhyung Kim <namhyung.kim@....com>,
LKML <linux-kernel@...r.kernel.org>,
Arun Sharma <asharma@...com>,
Frederic Weisbecker <fweisbec@...il.com>,
Jiri Olsa <jolsa@...hat.com>,
Rodrigo Campos <rodrigo@...g.com.ar>
Subject: [PATCH 12/21] perf tools: Apply percent-limit to cumulative percentage
From: Namhyung Kim <namhyung.kim@....com>
If -g cumulative option is given, it needs to show entries which don't
have self overhead. So apply percent-limit to accumulated overhead
percentage in this case.
Cc: Arun Sharma <asharma@...com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
tools/perf/ui/browsers/hists.c | 34 ++++++++++++++++++++++++++--------
tools/perf/ui/gtk/hists.c | 11 +++++++++--
tools/perf/ui/stdio/hist.c | 11 +++++++++--
3 files changed, 44 insertions(+), 12 deletions(-)
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index efa78894f70d..b02e71ecc5fe 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -828,12 +828,19 @@ static unsigned int hist_browser__refresh(struct ui_browser *browser)
for (nd = browser->top; nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
- float percent = h->stat.period * 100.0 /
- hb->hists->stats.total_period;
+ float percent;
if (h->filtered)
continue;
+ if (symbol_conf.cumulate_callchain) {
+ percent = h->stat_acc->period * 100.0 /
+ hb->hists->stats.total_period;
+ } else {
+ percent = h->stat.period * 100.0 /
+ hb->hists->stats.total_period;
+ }
+
if (percent < hb->min_pcnt)
continue;
@@ -851,13 +858,17 @@ static struct rb_node *hists__filter_entries(struct rb_node *nd,
{
while (nd != NULL) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
- float percent = h->stat.period * 100.0 /
- hists->stats.total_period;
+ float percent;
- if (percent < min_pcnt)
- return NULL;
+ if (symbol_conf.cumulate_callchain) {
+ percent = h->stat_acc->period * 100.0 /
+ hists->stats.total_period;
+ } else {
+ percent = h->stat.period * 100.0 /
+ hists->stats.total_period;
+ }
- if (!h->filtered)
+ if (!h->filtered && percent >= min_pcnt)
return nd;
nd = rb_next(nd);
@@ -872,8 +883,15 @@ static struct rb_node *hists__filter_prev_entries(struct rb_node *nd,
{
while (nd != NULL) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
- float percent = h->stat.period * 100.0 /
+ float percent;
+
+ if (symbol_conf.cumulate_callchain) {
+ percent = h->stat_acc->period * 100.0 /
+ hists->stats.total_period;
+ } else {
+ percent = h->stat.period * 100.0 /
hists->stats.total_period;
+ }
if (!h->filtered && percent >= min_pcnt)
return nd;
diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c
index 70ed0d5e1b94..06ae3342e14f 100644
--- a/tools/perf/ui/gtk/hists.c
+++ b/tools/perf/ui/gtk/hists.c
@@ -296,12 +296,19 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists,
for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
GtkTreeIter iter;
- float percent = h->stat.period * 100.0 /
- hists->stats.total_period;
+ float percent;
if (h->filtered)
continue;
+ if (symbol_conf.cumulate_callchain) {
+ percent = h->stat_acc->period * 100.0 /
+ hists->stats.total_period;
+ } else {
+ percent = h->stat.period * 100.0 /
+ hists->stats.total_period;
+ }
+
if (percent < min_pcnt)
continue;
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 4c4986e809d8..7ea8502192b0 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -487,12 +487,19 @@ print_entries:
for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
- float percent = h->stat.period * 100.0 /
- hists->stats.total_period;
+ float percent;
if (h->filtered)
continue;
+ if (symbol_conf.cumulate_callchain) {
+ percent = h->stat_acc->period * 100.0 /
+ hists->stats.total_period;
+ } else {
+ percent = h->stat.period * 100.0 /
+ hists->stats.total_period;
+ }
+
if (percent < min_pcnt)
continue;
--
1.7.11.7
--
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