From dc51f1ff84381c7dcae1f5b9eda9f75262bbe90b Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Tue, 16 Oct 2012 10:30:15 +0200
Subject: [PATCH] link.2: Add EPERM error triggered by
 /proc/sys/fs/protected_hardlink

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man2/link.2 | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/man2/link.2 b/man2/link.2
index 0f17c3de4..4de8fb548 100644
--- a/man2/link.2
+++ b/man2/link.2
@@ -28,7 +28,7 @@
 .\" Modified 2004-06-23 by Michael Kerrisk <mtk.manpages@gmail.com>
 .\" Modified 2005-04-04, as per suggestion by Michael Hardt for rename.2
 .\"
-.TH LINK 2 2008-08-21 "Linux" "Linux Programmer's Manual"
+.TH LINK 2 2012-10-16 "Linux" "Linux Programmer's Manual"
 .SH NAME
 link \- make a new name for a file
 .SH SYNOPSIS
@@ -115,6 +115,13 @@ The file system containing
 .IR oldpath " and " newpath
 does not support the creation of hard links.
 .TP
+.BR EPERM " (since Linux 3.6)"
+The caller does not have permission to create a hard link to this file
+(see the description of
+.IR /proc/sys/fs/protected_hardlink
+in
+.BR proc (5)).
+.TP
 .B EROFS
 The file is on a read-only file system.
 .TP