Re: [Xen-devel] [PATCH 1/2] x86/xen: Set EFER.NX and EFER.SCE in PVH guests

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 05.09.14 at 18:21, <david.vrabel@xxxxxxxxxx> wrote:
> On 05/09/14 17:04, Jan Beulich wrote:
>>>>> On 05.09.14 at 16:46, <david.vrabel@xxxxxxxxxx> wrote:
>>> There's no usable stack until EFER.NX is set.  I couldn't think of a way
>>> to write this in C that would guarantee no stack use, so I didn't
>>> suggest it.
>>>
>>> Can you think of a way?
>> 
>> No stack use is a very convincing argument for using assembly?
> 
> Is that question mark a typo?  If not, I'm not really sure how to answer.

Yes, it is. I'm sorry for the confusion.

Jan


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