Re: [PATCH 2/2] xen: Kconfig: nest Xen guest options

From: Jason Andryuk
Date: Thu Oct 15 2020 - 10:51:30 EST


On Thu, Oct 15, 2020 at 9:17 AM <boris.ostrovsky@xxxxxxxxxx> wrote:
>
>
> On 10/15/20 9:10 AM, Andrew Cooper wrote:
> > On 15/10/2020 13:37, boris.ostrovsky@xxxxxxxxxx wrote:
> >> On 10/14/20 1:53 PM, Jason Andryuk wrote:
> >>> +config XEN_512GB
> >>> + bool "Limit Xen pv-domain memory to 512GB"
> >>> + depends on XEN_PV && X86_64
> >> Why is X86_64 needed here?
> >> 512G support was implemented using a direct-mapped P2M, and is rather
> > beyond the virtual address capabilities of 32bit.
> >
>
> Yes, my point was that XEN_PV already depends on X86_64.

Oh, thanks for catching this. I re-introduced it by accident when
rebasing the patches.

Regards,
Jason