diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index c9fbe8e..67c67a8 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -639,6 +639,16 @@
 
 		se->block_start = 0;
 		se->sum_sleep_runtime += delta;
+
+		/*
+		 * Blocking time is in units of nanosecs, so shift by 20 to
+		 * get a milliseconds-range estimation of the amount of
+		 * time that the task spent sleeping:
+		 */
+		if (unlikely(prof_on == SLEEP_PROFILING)) {
+			profile_hits(SLEEP_PROFILING, (void *)get_wchan(tsk),
+				     delta >> 20);
+		}
 	}
 #endif
 }