Re: [Xen-devel] [PATCH] hvmloader / qemu-xen: Getting rid of resource conflict for OpRegion.

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2012-12-20 at 13:03 +0000, Keir Fraser wrote:
> On 20/12/2012 10:41, "Ian Campbell" <Ian.Campbell@xxxxxxxxxx> wrote:
> > Do we need to worry about what is in the "slop" at either end of a 3
> > page region containing this? If they are sensitive registers then we may
> > have a problem.
> 
> In the hvmloader patch it is not worth it I think, one extra page of memory
> hole is hardly a scarce resource.

I didn't mean the wastage, I meant the contents (registers) at the
physical addresses either immediately before or after the OpRegion.

Ian.


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