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perf gtk/browser: Add support for event group view

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Show group members's overhead also when showing leader's if event
group is enabled.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranina@google.com>
Link: http://lkml.kernel.org/r/1358845787-1350-13-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2013-01-22 18:09:40 +09:00 • committed by Arnaldo Carvalho de Melo
commit cb16008bcc
1 changed files with 52 additions and 4 deletions
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56
tools/perf/ui/gtk/hists.c
View file

@ -8,8 +8,7 @@
#define MAX_COLUMNS 32
static int perf_gtk__percent_color_snprintf(char *buf, size_t size,
double percent)
static int __percent_color_snprintf(char *buf, size_t size, double percent)
{
int ret = 0;
const char *markup;
@ -18,7 +17,7 @@ static int perf_gtk__percent_color_snprintf(char *buf, size_t size,
if (markup)
ret += scnprintf(buf, size, markup);
ret += scnprintf(buf + ret, size - ret, "%6.2f%%", percent);
ret += scnprintf(buf + ret, size - ret, " %6.2f%%", percent);
if (markup)
ret += scnprintf(buf + ret, size - ret, "</span>");
@ -37,7 +36,55 @@ static int __hpp__color_fmt(struct perf_hpp *hpp, struct hist_entry *he,
if (hists->stats.total_period)
percent = 100.0 * get_field(he) / hists->stats.total_period;
ret = perf_gtk__percent_color_snprintf(hpp->buf, hpp->size, percent);
ret = __percent_color_snprintf(hpp->buf, hpp->size, percent);
if (symbol_conf.event_group) {
int prev_idx, idx_delta;
struct perf_evsel *evsel = hists_to_evsel(hists);
struct hist_entry *pair;
int nr_members = evsel->nr_members;
if (nr_members <= 1)
return ret;
prev_idx = perf_evsel__group_idx(evsel);
list_for_each_entry(pair, &he->pairs.head, pairs.node) {
u64 period = get_field(pair);
u64 total = pair->hists->stats.total_period;
evsel = hists_to_evsel(pair->hists);
idx_delta = perf_evsel__group_idx(evsel) - prev_idx - 1;
while (idx_delta--) {
/*
* zero-fill group members in the middle which
* have no sample
*/
ret += __percent_color_snprintf(hpp->buf + ret,
hpp->size - ret,
0.0);
}
percent = 100.0 * period / total;
ret += __percent_color_snprintf(hpp->buf + ret,
hpp->size - ret,
percent);
prev_idx = perf_evsel__group_idx(evsel);
}
idx_delta = nr_members - prev_idx - 1;
while (idx_delta--) {
/*
* zero-fill group members at last which have no sample
*/
ret += __percent_color_snprintf(hpp->buf + ret,
hpp->size - ret,
0.0);
}
}
return ret;
}
@ -96,6 +143,7 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
struct perf_hpp hpp = {
.buf = s,
.size = sizeof(s),
.ptr = hists_to_evsel(hists),
};
nr_cols = 0;