Patchwork fix CPUID vendor override

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Submitter Andre Przywara
Date April 11, 2010, 7:49 p.m.
Message ID <1271015343-8194-1-git-send-email-andre.przywara@amd.com>
Download mbox | patch
Permalink /patch/49933/
State New
Headers show

Comments

Andre Przywara - April 11, 2010, 7:49 p.m.
the meaning of vendor_override is actually the opposite of how it
is currently used :-(
Fix it to allow KVM to export the non-native CPUID vendor if
explicitly requested by the user.

Signed-off-by: Andre Przywara <andre.przywara@amd.com>
---
 target-i386/cpuid.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Patch

diff --git a/target-i386/cpuid.c b/target-i386/cpuid.c
index 56938e2..99d1f44 100644
--- a/target-i386/cpuid.c
+++ b/target-i386/cpuid.c
@@ -962,7 +962,7 @@  static void get_cpuid_vendor(CPUX86State *env, uint32_t *ebx,
      * this if you want to use KVM's sysenter/syscall emulation
      * in compatibility mode and when doing cross vendor migration
      */
-    if (kvm_enabled() && env->cpuid_vendor_override) {
+    if (kvm_enabled() && ! env->cpuid_vendor_override) {
         host_cpuid(0, 0, NULL, ebx, ecx, edx);
     }
 }