Re: [Xen-devel] [PATCH 6/6] AMD-PVH: enable pvh if requirements met

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 22.06.15 at 18:37, <elena.ufimtseva@xxxxxxxxxx> wrote:
> --- a/xen/arch/x86/hvm/svm/svm.c
> +++ b/xen/arch/x86/hvm/svm/svm.c
> @@ -1444,6 +1444,9 @@ const struct hvm_function_table * __init 
> start_svm(void)
>      svm_function_table.hap_capabilities = HVM_HAP_SUPERPAGE_2MB |
>          ((cpuid_edx(0x80000001) & 0x04000000) ? HVM_HAP_SUPERPAGE_1GB : 0);
>  
> +    if ( cpu_has_svm_npt  && cpu_has_svm_decode )
> +        svm_function_table.pvh_supported = 1;

If svm_decode indeed is a prereq, then the earlier patch dealing
with the handle_mmio() invocations doesn't need to fiddle with
VMEXIT_INVLPG other than to maybe add a documenting ASSERT().

Jan


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel