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| author | Stanislav Fomichev <stfomichev@yandex-team.ru> | 2013-12-17 19:53:49 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-17 23:33:55 +0400 |
| commit | e57a2dffbc7e28cef5f4659b98a9d5595010ab4d (patch) | |
| tree | 4b09e46f5328e9f890002835179e09844d0ccbd7 /tools/perf/builtin-timechart.c | |
| parent | ee4e9625c8d4ec3a35322a882f7b6e035d2a1ad5 (diff) | |
| download | linux-e57a2dffbc7e28cef5f4659b98a9d5595010ab4d.tar.xz | |
perf timechart: Add --highlight option
This option highlights tasks (using different color) that run more than
given duration or tasks with given name.
Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ramkumar Ramachandra <artagnon@gmail.com>
Link: http://lkml.kernel.org/r/20131217155349.GA13021@stfomichev-desktop
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-timechart.c')
| -rw-r--r-- | tools/perf/builtin-timechart.c | 21 |
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"), |