From 890a4fbc8740b9b2019885a866aa06bc82566a41 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Mon, 23 Jul 2012 13:05:46 +0100
Subject: launch: libvirt: Use <cpu model="host-model"/> (thanks Dan Berrange).

This ensures maximum performance of the appliance, particularly for
things like MD where the guest needs to use optimal SSE instructions.
---
 src/launch-libvirt.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/launch-libvirt.c b/src/launch-libvirt.c
index 12b0cd5c..7f46e2d9 100644
--- a/src/launch-libvirt.c
+++ b/src/launch-libvirt.c
@@ -550,6 +550,12 @@ construct_libvirt_xml_cpu (guestfs_h *g, xmlTextWriterPtr xo)
   XMLERROR (-1, xmlTextWriterWriteFormatString (xo, "%d", g->memsize));
   XMLERROR (-1, xmlTextWriterEndElement (xo));
 
+  XMLERROR (-1, xmlTextWriterStartElement (xo, BAD_CAST "cpu"));
+  XMLERROR (-1,
+            xmlTextWriterWriteAttribute (xo, BAD_CAST "model",
+                                         BAD_CAST "host-model"));
+  XMLERROR (-1, xmlTextWriterEndElement (xo));
+
   XMLERROR (-1, xmlTextWriterStartElement (xo, BAD_CAST "vcpu"));
   XMLERROR (-1, xmlTextWriterWriteFormatString (xo, "%d", g->smp));
   XMLERROR (-1, xmlTextWriterEndElement (xo));
-- 
cgit