On Mon, Aug 05, 2013 at 05:10:35PM +0800, Arthur Chunqi Li wrote:
> Advertise VM_EXIT_SAVE_IA32_PAT and VM_EXIT_LOAD_IA32_PAT.
>
> Signed-off-by: Arthur Chunqi Li <yzt...@gmail.com>
> ---
> arch/x86/kvm/vmx.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 45fd70c..240f0db 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -2198,7 +2198,8 @@ static __init void nested_vmx_setup_ctls_msrs(void)
> #else
> nested_vmx_exit_ctls_high = 0;
> #endif
> - nested_vmx_exit_ctls_high |= VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR;
> + nested_vmx_exit_ctls_high |= VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR |
> + VM_EXIT_LOAD_IA32_PAT | VM_EXIT_SAVE_IA32_PAT;
>
You should not set those if host does not support them, otherwise
GUEST_IA32_PAT may not be available.
--
Gleb.
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