From fbd32b0cab806a2244bd5171e4b60e53f4a9dfe7 Mon Sep 17 00:00:00 2001
From: Noah Misch <noah@leadboat.com>
Date: Sat, 29 Mar 2014 00:52:31 -0400
Subject: [PATCH] Document platform-specificity of unix_socket_permissions.

Back-patch to 8.4 (all supported versions).
---
 doc/src/sgml/config.sgml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 4eff91ebdc..1c25ded436 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -640,7 +640,11 @@ include 'filename'
        </para>
 
        <para>
-        This parameter is irrelevant on Windows, which does not have
+        This parameter is irrelevant on systems, notably Solaris as of Solaris
+        10, that ignore socket permissions entirely.  There, one can achieve a
+        similar effect by pointing <varname>unix_socket_directories</> to a
+        directory having search permission limited to the desired audience.
+        This parameter is also irrelevant on Windows, which does not have
         Unix-domain sockets.
        </para>
       </listitem>