[Qemu-devel] Re: [PATCH 1/3] Make kvm64 the default cpu model when kvm_enabled()

["Roedel, Joerg" <Joerg.Roedel@amd.com>]

On Tue, Sep 14, 2010 at 11:58:03AM -0400, Alexander Graf wrote:

> > +        if (kvm_enabled())
> > +            cpu_model = DEFAULT_KVM_CPU_MODEL;
> > +        else
> > +            cpu_model = DEFAULT_QEMU_CPU_MODEL;
> >   
> 
> Braces :(.

Okay, here is the new patch:

>From f49e78edbd4143d05128228d9cc24bd5abc3abf1 Mon Sep 17 00:00:00 2001
From: Joerg Roedel <joerg.roedel@amd.com>
Date: Tue, 14 Sep 2010 16:52:11 +0200
Subject: [PATCH 1/3] Make kvm64 the default cpu model when kvm_enabled()

As requested by Alex this patch makes kvm64 the default CPU
model when qemu is started with -enable-kvm.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 hw/pc.c |   20 +++++++++++++++-----
 1 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/hw/pc.c b/hw/pc.c
index 69b13bf..a6355f3 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -40,6 +40,16 @@
 #include "sysbus.h"
 #include "sysemu.h"
 #include "blockdev.h"
+#include "kvm.h"
+
+
+#ifdef TARGET_X86_64
+#define DEFAULT_KVM_CPU_MODEL "kvm64"
+#define DEFAULT_QEMU_CPU_MODEL "qemu64"
+#else
+#define DEFAULT_KVM_CPU_MODEL "kvm32"
+#define DEFAULT_QEMU_CPU_MODEL "qemu32"
+#endif
 
 /* output Bochs bios info messages */
 //#define DEBUG_BIOS
@@ -867,11 +877,11 @@ void pc_cpus_init(const char *cpu_model)
 
     /* init CPUs */
     if (cpu_model == NULL) {
-#ifdef TARGET_X86_64
-        cpu_model = "qemu64";
-#else
-        cpu_model = "qemu32";
-#endif
+        if (kvm_enabled()) {
+            cpu_model = DEFAULT_KVM_CPU_MODEL;
+        } else {
+            cpu_model = DEFAULT_QEMU_CPU_MODEL;
+        }
     }
 
     for(i = 0; i < smp_cpus; i++) {
-- 
1.7.0.4


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