diff --git a/man2/link.2 b/man2/link.2
index b0ff7cd14..1b6580c79 100644
--- a/man2/link.2
+++ b/man2/link.2
@@ -26,6 +26,7 @@
 .\" Modified 1993-07-23 by Rik Faith <faith@cs.unc.edu>
 .\" Modified 1994-08-21 by Michael Haardt
 .\" Modified 2004-06-23 by Michael Kerrisk <mtk-manpages@gmx.net>
+.\" Modified 2004-04-04, as per suggestion by Michael Hardt for rename.2
 .\"
 .TH LINK 2 2004-06-23 "Linux 2.6.7" "Linux Programmer's Manual"
 .SH NAME
@@ -118,7 +119,11 @@ The file is on a read-only filesystem.
 .TP
 .B EXDEV
 .IR oldpath " and " newpath
-are not on the same filesystem.
+are not on the same mounted filesystem.
+(Linux permits a filesystem to be mounted at multiple points, but
+.BR link (2)
+does not work across different mount points,
+even if the same filesystem is mounted on both.)
 .SH NOTES
 Hard links, as created by
 .BR link ,
diff --git a/man2/rename.2 b/man2/rename.2
index 00022a904..0e5883941 100644
--- a/man2/rename.2
+++ b/man2/rename.2
@@ -26,6 +26,7 @@
 .\"
 .\" Modified Sat Jul 24 00:35:52 1993 by Rik Faith <faith@cs.unc.edu>
 .\" Modified Thu Jun  4 12:21:13 1998 by Andries Brouwer <aeb@cwi.nl>
+.\" Modified Thu Mar  3 09:49:35 2005 by Michael Haardt <michael@moria.de>
 .\"
 .TH RENAME 2 1998-06-04 "Linux 2.0" "Linux Programmer's Manual"
 .SH NAME
@@ -190,7 +191,11 @@ The file is on a read-only filesystem.
 .TP
 .B EXDEV
 .IR oldpath " and " newpath
-are not on the same filesystem.
+are not on the same mounted filesystem.
+(Linux permits a filesystem to be mounted at multiple points, but
+.BR rename (2)
+does not work across different mount points,
+even if the same filesystem is mounted on both.)
 .SH "CONFORMING TO"
 POSIX, 4.3BSD, ANSI C
 .SH BUGS