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-rw-r--r--tools/perf/builtin-timechart.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 4405681b313..702d8fe58fb 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -46,6 +46,8 @@ static u64 turbo_frequency;
static u64 first_time, last_time;
+static int power_only;
+
static struct perf_header *header;
@@ -547,7 +549,7 @@ static void end_sample_processing(void)
u64 cpu;
struct power_event *pwr;
- for (cpu = 0; cpu < numcpus; cpu++) {
+ for (cpu = 0; cpu <= numcpus; cpu++) {
pwr = malloc(sizeof(struct power_event));
if (!pwr)
return;
@@ -871,7 +873,7 @@ static int determine_display_tasks(u64 threshold)
/* no exit marker, task kept running to the end */
if (p->end_time == 0)
p->end_time = last_time;
- if (p->total_time >= threshold)
+ if (p->total_time >= threshold && !power_only)
p->display = 1;
c = p->all;
@@ -882,7 +884,7 @@ static int determine_display_tasks(u64 threshold)
if (c->start_time == 1)
c->start_time = first_time;
- if (c->total_time >= threshold) {
+ if (c->total_time >= threshold && !power_only) {
c->display = 1;
count++;
}
@@ -1134,6 +1136,8 @@ static const struct option options[] = {
"output file name"),
OPT_INTEGER('w', "width", &svg_page_width,
"page width"),
+ OPT_BOOLEAN('p', "power-only", &power_only,
+ "output power data only"),
OPT_END()
};