perf timechart: Print pid along the name

Add PID to the figures of CPU usage timechart.

Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru>
Cc: Ingo Molnar <mingo@redhat.com>
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/1385995056-20158-3-git-send-email-stfomichev@yandex-team.ru
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

3 files changed, 4 insertions, 3 deletions

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index d955095b6d63..99fe363f1de8 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -841,6 +841,7 @@ static void draw_cpu_usage(struct timechart *tchart)
                                         svg_process(sample->cpu,
                                                     sample->start_time,
                                                     sample->end_time,
+                                                    p->pid,
                                                     "sample",
                                                     c->comm,
                                                     sample->backtrace);
diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c
index 740f0328fc13..927851d05d03 100644
--- a/tools/perf/util/svghelper.c
+++ b/tools/perf/util/svghelper.c
@@ -285,7 +285,7 @@ void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
         fprintf(svgfile, "</g>\n");
 }
 
-void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name, const char *backtrace)
+void svg_process(int cpu, u64 start, u64 end, int pid, const char *type, const char *name, const char *backtrace)
 {
         double width;
 
@@ -294,7 +294,7 @@ void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name
 
 
         fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\">\n", time2pixels(start), cpu2y(cpu));
-        fprintf(svgfile, "<title>%s %s</title>\n", name, time_to_string(end - start));
+        fprintf(svgfile, "<title>%d %s running %s</title>\n", pid, name, time_to_string(end - start));
         if (backtrace)
                 fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace);
         fprintf(svgfile, "<rect x=\"0\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h
index 7db6ae98bf2c..8b77ca631686 100644
--- a/tools/perf/util/svghelper.h
+++ b/tools/perf/util/svghelper.h
@@ -11,7 +11,7 @@ extern void svg_waiting(int Yslot, int cpu, u64 start, u64 end, const char *back
 extern void svg_cpu_box(int cpu, u64 max_frequency, u64 turbo_frequency);
 
 
-extern void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name, const char *backtrace);
+extern void svg_process(int cpu, u64 start, u64 end, int pid, const char *type, const char *name, const char *backtrace);
 extern void svg_cstate(int cpu, u64 start, u64 end, int type);
 extern void svg_pstate(int cpu, u64 start, u64 end, u64 freq);