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-rw-r--r--tools/perf/builtin-timechart.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 8bde57c5c908..20d4212fa337 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -841,7 +841,6 @@ static void draw_cpu_usage(struct timechart *tchart)
sample->start_time,
sample->end_time,
p->pid,
- "sample",
c->comm,
sample->backtrace);
}
@@ -1252,6 +1251,23 @@ parse_process(const struct option *opt __maybe_unused, const char *arg,
return 0;
}
+static int
+parse_highlight(const struct option *opt __maybe_unused, const char *arg,
+ int __maybe_unused unset)
+{
+ unsigned long duration = strtoul(arg, NULL, 0);
+
+ if (svg_highlight || svg_highlight_name)
+ return -1;
+
+ if (duration)
+ svg_highlight = duration;
+ else
+ svg_highlight_name = strdup(arg);
+
+ return 0;
+}
+
int cmd_timechart(int argc, const char **argv,
const char *prefix __maybe_unused)
{
@@ -1270,6 +1286,9 @@ int cmd_timechart(int argc, const char **argv,
OPT_STRING('i', "input", &input_name, "file", "input file name"),
OPT_STRING('o', "output", &output_name, "file", "output file name"),
OPT_INTEGER('w', "width", &svg_page_width, "page width"),
+ OPT_CALLBACK(0, "highlight", NULL, "duration or task name",
+ "highlight tasks. Pass duration in ns or process name.",
+ parse_highlight),
OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"),
OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only,
"output processes data only"),