Re: [Xen-devel] [V2 PATCH 1/1] PVH: set EFER.NX and EFER.SCE

[Andrew Cooper]

On 03/09/14 15:49, Boris Ostrovsky wrote:
> On 09/03/2014 09:58 AM, David Vrabel wrote:
>
>>   #endif
>> diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S
>> index 485b695..a64b464 100644
>> --- a/arch/x86/xen/xen-head.S
>> +++ b/arch/x86/xen/xen-head.S
>> @@ -47,6 +47,40 @@ ENTRY(startup_xen)
>>         __FINIT
>>   +#ifdef CONFIG_XEN_PVH
>> +#ifdef CONFIG_X86_64
>
> CONFIG_XEN_PVH implies CONFIG_X86_64.
>
> -boris

Only because PVH is currently mal-specified and limited to 64bit.  It
will certainly not be true when PVH gains 32bit support.

~Andrew

>
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