diff --git a/man2/sched_setscheduler.2 b/man2/sched_setscheduler.2
index 96ccfe6a4..4e473bf7f 100644
--- a/man2/sched_setscheduler.2
+++ b/man2/sched_setscheduler.2
@@ -44,6 +44,10 @@
 .\"
 .\" Worth looking at: http://rt.wiki.kernel.org/index.php
 .\"
+.\" FIXME: Linux 2.6.39: a thread operating under the SCHED_IDLE policy
+.\" is now allowed to upgrade itself to the SCHED_BATCH or SCHED_OTHER 
+.\" policy if its RLIMIT_NICE resource limit is adequate.
+.\"
 .TH SCHED_SETSCHEDULER 2 2010-10-04 "Linux" "Linux Programmer's Manual"
 .SH NAME
 sched_setscheduler, sched_getscheduler \-