Re: [Xen-devel] SMAP/SMEP issues with 32-bit pv guests

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 28/06/16 02:58, Wu, Feng wrote:
> Hi Andy,
>
> As you know, SMAP/SMEP may affect the 32-bit pv guests, after discussed 
> internally, our current idea is that we can just disable this two feature for 
> Xen hypervisor itself, hence only enable it for HVM guests. Do you think this 
> is acceptable from your perspective?

So you are suggesting that Xen detects SMEP/SMAP, doesn't turn it on for
itself, but does allow HVM guests to use it?

I suppose that is a slight improvement over the current situation.

~Andrew

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