diff --git a/include/linux/sched.h b/include/linux/sched.h
index df1fdbac6ec4..27a56a668dea 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -538,6 +538,10 @@ struct sched_dl_entity {
 	 * task has to wait for a replenishment to be performed at the
 	 * next firing of dl_timer.
 	 *
+	 * @dl_boosted tells if we are boosted due to DI. If so we are
+	 * outside bandwidth enforcement mechanism (but only until we
+	 * exit the critical section);
+	 *
 	 * @dl_yielded tells if task gave up the CPU before consuming
 	 * all its available runtime during the last job.
 	 *