From 6ab834fde7b18f8189a05c754901fc99f4b1f9d9 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 6 Jun 2013 10:13:54 -0400
Subject: [PATCH] pg_upgrade:  document that --link should be used with --check
 Backpatch to 9.2.

---
 doc/src/sgml/pgupgrade.sgml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/doc/src/sgml/pgupgrade.sgml b/doc/src/sgml/pgupgrade.sgml
index 03e0071ad9d..70dc6c9b14b 100644
--- a/doc/src/sgml/pgupgrade.sgml
+++ b/doc/src/sgml/pgupgrade.sgml
@@ -359,7 +359,9 @@ pg_upgrade.exe
      and then do the upgrade. You can use <command>pg_upgrade --check</>
      to perform only the checks, even if the old server is still
      running. <command>pg_upgrade --check</> will also outline any
-     manual adjustments you will need to make after the upgrade.
+     manual adjustments you will need to make after the upgrade.  If you
+     are going to be using link mode, you should use the <option>--link</>
+     option with <option>--check</option> to enable link-mode-specific checks.
      <command>pg_upgrade</> requires write permission in the current directory.
     </para>
 
-- 
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