Re: [Xen-devel] [PATCH] tools/hvmloader: move shared_info to reserved memory area

[Olaf Hering <olaf@xxxxxxxxx>]

On Thu, Oct 25, Olaf Hering wrote:

> On Wed, Oct 24, Keir Fraser wrote:
> 
> > Which can be as simple as the attached patch (in fact all the changes apart
> > from introducing GUEST_RESERVED_{START,END} are really cleaning up and
> > bug-fixing the out-of-space checks in the mem_hole_alloc/mem_alloc
> > functions).
> > 
> > This then just requires that the guest maps shared-info to FE700000 itself.
> > Should be quite easy. :)
> 
> The patch works for me. And the kernel patch I sent yesterday works as
> well.
> Is the memory area starting from 0xFC000000 also reserved in older
> versions, such as Xen3?

And if the guest runs on an older tool stack, is there a slim chance
that something allocated memory up to 0xFE700000?

Olaf

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