On 09/01/2012 11:12 AM, Mao, Junjie wrote:
> Checks and operations on the INVPCID feature bit should use EBX of CPUID leaf 7
> instead of ECX.
>
> Signed-off-by: Junjie Mao <junjie.mao@xxxxxxxxx>
> ---
> arch/x86/kvm/vmx.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index c00f03d..002b4a5 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -6575,7 +6575,7 @@ static void vmx_cpuid_update(struct kvm_vcpu *vcpu)
> /* Exposing INVPCID only when PCID is exposed */
> best = kvm_find_cpuid_entry(vcpu, 0x7, 0);
> if (vmx_invpcid_supported() &&
> - best && (best->ecx & bit(X86_FEATURE_INVPCID)) &&
> + best && (best->ebx & bit(X86_FEATURE_INVPCID)) &&
> guest_cpuid_has_pcid(vcpu)) {
> exec_control |= SECONDARY_EXEC_ENABLE_INVPCID;
> vmcs_write32(SECONDARY_VM_EXEC_CONTROL,
> @@ -6585,7 +6585,7 @@ static void vmx_cpuid_update(struct kvm_vcpu *vcpu)
> vmcs_write32(SECONDARY_VM_EXEC_CONTROL,
> exec_control);
> if (best)
> - best->ecx &= ~bit(X86_FEATURE_INVPCID);
> + best->ebx &= ~bit(X86_FEATURE_INVPCID);
> }
> }
>
Patch is whitespace damaged, please fix.
--
error compiling committee.c: too many arguments to function
--
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