Re: [Xen-devel] [PATCHv1] hvmloader: add high memory e820 region if needed

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 14/03/16 17:53, David Vrabel wrote:
> If the MMIO hole is large and hvmloader needs to relocate memory to
> immediately above the 4 GiB boundary, the e820 presented to the guest
> will not have a RAM region above 4 GiB.
>
> e.g., a guest with 3 GiB of memory and a 2 GiB MMIO hole will only see
> 2 GiB.
>
> The required e820 memory region above 4 GiB needs to be added, and not
> just filled in.
>
> Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

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