Index: general/sysutils/colord.xml
===================================================================
--- general/sysutils/colord.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ general/sysutils/colord.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -89,5 +89,5 @@
       <xref linkend="gtk3"/>,
       <xref linkend="polkit"/>,
-      <xref linkend="udev"/> and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev), and
       <xref linkend="vala"/>
     </para>
Index: general/sysutils/udev-extras.xml
===================================================================
--- general/sysutils/udev-extras.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ general/sysutils/udev-extras.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -85,5 +85,5 @@
       <xref linkend="glib2"/> (for the gudev library),
       <xref linkend="gperf"/> (for keymap), and
-      <xref linkend="gobject-introspection"/> (for gir-data) 
+      <xref linkend="gobject-introspection"/> (for gir-data, needed for Gnome) 
     </para>
 
Index: general/sysutils/udev.xml
===================================================================
--- general/sysutils/udev.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ general/sysutils/udev.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -30,4 +30,7 @@
   <sect2 role="package">
     <title>Introduction to Udev</title>
+
+    <note><para>If you installed LFS from SVN-20120719, LFS-7.2, or later, 
+    use <xref linkend='udev-extras'/> instead of this page.</para></note>
 
     <para><application>Udev</application> was indeed installed in LFS and there
Index: general/sysutils/udisks.xml
===================================================================
--- general/sysutils/udisks.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ general/sysutils/udisks.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -81,6 +81,6 @@
       <xref linkend="parted"/>,
       <xref linkend="polkit"/>,
-      <xref linkend="sg3_utils"/> and
-      <xref linkend="udev"/>
+      <xref linkend="sg3_utils"/>, and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev)
     </para>
 
Index: general/sysutils/udisks2.xml
===================================================================
--- general/sysutils/udisks2.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ general/sysutils/udisks2.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -78,6 +78,6 @@
       <xref linkend="libatasmart"/>,
       <xref linkend="libxslt"/>,
-      <xref linkend="polkit"/> and
-      <xref linkend="udev"/>
+      <xref linkend="polkit"/>,  and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev)
     </para>
 
Index: general/sysutils/upower.xml
===================================================================
--- general/sysutils/upower.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ general/sysutils/upower.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -79,6 +79,6 @@
       <xref linkend="dbus-glib"/>,
       <xref linkend="intltool"/>,
-      <xref linkend="polkit"/> and
-      <xref linkend="udev"/>
+      <xref linkend="polkit"/>, and
+      <xref linkend="udev"/> or  <xref linkend="udev-extras"/> (for gudev)
     </para>
 
Index: gnome/add/cheese.xml
===================================================================
--- gnome/add/cheese.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ gnome/add/cheese.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -84,6 +84,6 @@
       <xref linkend="mx"/>,
       <xref linkend="nautilus-sendto"/>,
-      <xref linkend="udev"/>,
-      <xref linkend="vala"/> and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev and gir-data),
+      <xref linkend="vala"/>, and
       <xref linkend="yelp-xsl"/>
     </para>
Index: gnome/add/gnome-boxes.xml
===================================================================
--- gnome/add/gnome-boxes.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ gnome/add/gnome-boxes.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -85,5 +85,5 @@
       <xref linkend="spice-gtk"/>,
       <xref linkend="tracker"/>,
-      <xref linkend="udev"/> and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev and gir-data), and
       <xref linkend="vala"/>
     </para>
Index: gnome/core/empathy.xml
===================================================================
--- gnome/core/empathy.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ gnome/core/empathy.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -107,6 +107,6 @@
       <xref linkend="enchant"/>,
       <xref linkend="iso-codes"/>,
-      <ulink url="http://www.valgrind.org/">Valgrind</ulink> and
-      <xref linkend="udev"/>
+      <ulink url="http://www.valgrind.org/">Valgrind</ulink>, and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev and gir-data)
     </para>
 
Index: gnome/core/libwacom.xml
===================================================================
--- gnome/core/libwacom.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ gnome/core/libwacom.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -75,5 +75,5 @@
     <bridgehead renderas="sect4">Required</bridgehead>
     <para role="required">
-      <xref linkend="udev"/>
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev and gir-data)
     </para>
 
Index: multimedia/libdriv/gst-plugins-base.xml
===================================================================
--- multimedia/libdriv/gst-plugins-base.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ multimedia/libdriv/gst-plugins-base.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -80,5 +80,5 @@
       <xref linkend="libtheora"/>,
       <xref linkend="libvorbis"/>,
-      <xref linkend="udev"/> and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev), and
       <xref linkend="xorg7-lib"/>
     </para>
Index: networking/netutils/networkmanager.xml
===================================================================
--- networking/netutils/networkmanager.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ networking/netutils/networkmanager.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -100,5 +100,5 @@
       <xref linkend="libnl"/>,
       <xref linkend="nss"/>,
-      <xref linkend="udev"/> and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev), and
       <xref linkend="wireless_tools"/>
     </para>
Index: xfce/core/thunar.xml
===================================================================
--- xfce/core/thunar.xml	(revision be522520f36addfaa5c17209885ca6df9ef70e63)
+++ xfce/core/thunar.xml	(revision e6ce81b6625d199d522465308a44c550ccee3d02)
@@ -83,6 +83,6 @@
     <para role="optional">
       <xref linkend="libnotify"/>,
-      <xref linkend="startup-notification"/> and
-      <xref linkend="udev"/> (for GUdev).
+      <xref linkend="startup-notification"/>, and
+      <xref linkend="udev"/> or <xref linkend="udev-extras"/> (for gudev).
     </para>
 
