diff --git a/man2/prctl.2 b/man2/prctl.2
index 734ea734d..05e2f35f7 100644
--- a/man2/prctl.2
+++ b/man2/prctl.2
@@ -33,6 +33,7 @@
 .\"	Added PR_SET_TIMING, PR_GET_TIMING, PR_SET_NAME, PR_GET_NAME,
 .\"	PR_SET_UNALIGN, PR_GET_UNALIGN, PR_SET_FPEMU, PR_GET_FPEMU,
 .\"	PR_SET_FPEXC, PR_GET_FPEXC
+.\" FIXME 2.6.26-rc3 has PR_GET_TSC and PR_SET_TSC
 .\"
 .TH PRCTL 2 2007-07-27 "Linux" "Linux Programmer's Manual"
 .SH NAME