Author: ken
Date: 2012-02-27 13:22:38 -0700 (Mon, 27 Feb 2012)
New Revision: 9534
Modified:
trunk/BOOK/general/sysutils/upower.xml
trunk/BOOK/gnome/add/gnome-power-manager.xml
Log:
Add note on kernel config for upower -w and hence gnome-power-manager.
Modified: trunk/BOOK/general/sysutils/upower.xml
===================================================================
--- trunk/BOOK/general/sysutils/upower.xml 2012-02-27 19:13:06 UTC (rev
9533)
+++ trunk/BOOK/general/sysutils/upower.xml 2012-02-27 20:22:38 UTC (rev
9534)
@@ -34,7 +34,7 @@
and statistics. Any application or service on the system can access the
org.freedesktop.UPower service via the system message bus.</para>
- &lfs70_built;
+ &lfs70_checked;
<bridgehead renderas="sect3">Package Information</bridgehead>
<itemizedlist spacing="compact">
@@ -105,6 +105,16 @@
</sect2>
+ <sect2 role="configuration">
+ <title>Configuring your kernel for UPower</title>
+
+ <para>To use the command <command>upower -w</command> for information about
+ processor wakeups (this command is used by <xref
linkend="gnome-power-manager"/>)
+ you need to enable CONFIG_TIMER_STATS. This is achieved in
+ <command>make menuconfig</command> by going to the
'kernel-hacking'
+ menu and selecting 'Collect kernel timers statistics'.</para>
+
+ </sect2>
<sect2 role="content">
<title>Contents</title>
Modified: trunk/BOOK/gnome/add/gnome-power-manager.xml
===================================================================
--- trunk/BOOK/gnome/add/gnome-power-manager.xml 2012-02-27 19:13:06 UTC
(rev 9533)
+++ trunk/BOOK/gnome/add/gnome-power-manager.xml 2012-02-27 20:22:38 UTC
(rev 9534)
@@ -32,7 +32,7 @@
<para>The <application>gnome-power-manager</application> package contains
a tool to report on power management on your laptop or desktop
system.</para>
- &lfs70_built;
+ &lfs70_checked;
<bridgehead renderas="sect3">Package Information</bridgehead>
<itemizedlist spacing="compact">
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