On Mon, Apr 30, 2012 at 05:39:03PM +0300, Michael S. Tsirkin wrote:
> cpuid eax should return the max leaf so that
> guests can find out the valid range.
> This matches Xen et al.
>
> Tested using -cpu host.
>
> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Acked-by: Gleb Natapov <gleb@xxxxxxxxxx>
> ---
> arch/x86/kvm/cpuid.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
> index 7d00d2d..bda4877 100644
> --- a/arch/x86/kvm/cpuid.c
> +++ b/arch/x86/kvm/cpuid.c
> @@ -397,7 +397,7 @@ static int do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
> case KVM_CPUID_SIGNATURE: {
> char signature[12] = "KVMKVMKVM\0\0";
> u32 *sigptr = (u32 *)signature;
> - entry->eax = 0;
> + entry->eax = KVM_CPUID_FEATURES;
> entry->ebx = sigptr[0];
> entry->ecx = sigptr[1];
> entry->edx = sigptr[2];
> --
> MST
> --
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--
Gleb.
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