svn commit: r260952 - head/release/doc/en_US.ISO8859-1/relnotes

[Glen Barber]

Author: gjb
Date: Mon Jan 20 23:31:20 2014
New Revision: 260952
URL: http://svnweb.freebsd.org/changeset/base/260952

Log:
  Document r260532.
  
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/release/doc/en_US.ISO8859-1/relnotes/article.xml

Modified: head/release/doc/en_US.ISO8859-1/relnotes/article.xml
==============================================================================
--- head/release/doc/en_US.ISO8859-1/relnotes/article.xml	Mon Jan 20 23:31:18 2014	(r260951)
+++ head/release/doc/en_US.ISO8859-1/relnotes/article.xml	Mon Jan 20 23:31:20 2014	(r260952)
@@ -108,6 +108,16 @@
       configuration file has been added, which enables the new
       <literal>vt</literal> console driver.</para>
 
+    <para revision="260532">Support for <quote>Posted Interrupt
+	Processing</quote> is enabled if supported by the CPU.
+      This feature can be disabled with:</para>
+
+    <screen><userinput>&prompt.root; sysctl hw.vmm.vmx.use_apic_pir=0</userinput></screen>
+
+    <para>Additionally, to persist this setting across reboots, add
+      <literal>hw.vmm.vmx.use_apic_pir=0</literal> to
+      <filename>/etc/sysctl.conf</filename>.</para>
+
     <sect3 xml:id="kernel-virtualization">
       <title>Virtualization support</title>