1 files changed, 13 insertions, 0 deletions

diff --git a/tools/perf/Documentation/perf-timechart.txt b/tools/perf/Documentation/perf-timechart.txt
index 367c1be0551c..bc5990c33dc0 100644
--- a/tools/perf/Documentation/perf-timechart.txt
+++ b/tools/perf/Documentation/perf-timechart.txt
@@ -56,12 +56,25 @@ $ perf timechart
 
   Written 10.2 seconds of trace to output.svg.
 
+Record system-wide timechart:
+
+  $ perf timechart record
+
+  then generate timechart and highlight 'gcc' tasks:
+
+  $ perf timechart --highlight gcc
+
 -n::
 --proc-num::
         Print task info for at least given number of tasks.
 -t::
 --topology::
         Sort CPUs according to topology.
+--highlight=<duration_nsecs|task_name>::
+        Highlight tasks (using different color) that run more than given
+        duration or tasks with given name. If number is given it's interpreted
+        as number of nanoseconds. If non-numeric string is given it's
+        interpreted as task name.
 
 RECORD OPTIONS
 --------------