diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
index a216d2991b19..74c812f7a4a4 100644
--- a/tools/perf/Documentation/perf-sched.txt
+++ b/tools/perf/Documentation/perf-sched.txt
@@ -64,8 +64,8 @@ There are several variants of 'perf sched':
     
    By default it shows the individual schedule events, including the wait
    time (time between sched-out and next sched-in events for the task), the
-   task scheduling delay (time between wakeup and actually running) and run
-   time for the task:
+   task scheduling delay (time between runnable and actually running) and
+   run time for the task:
     
                 time    cpu  task name             wait time  sch delay   run time
                              [tid/pid]                (msec)     (msec)     (msec)
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 8cdf18139a7e..aa59f763ca46 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -2659,7 +2659,10 @@ out:
 		tr->last_state = state;
 
 		/* sched out event for task so reset ready to run time */
-		tr->ready_to_run = 0;
+		if (state == 'R')
+			tr->ready_to_run = t;
+		else
+			tr->ready_to_run = 0;
 	}
 
 	evsel__save_time(evsel, sample->time, sample->cpu);