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Re: [Xen-devel] [PATCH for-4.11] libxl: fix memory map reported to PVH guests

>>> On 20.04.18 at 16:31, <roger.pau@xxxxxxxxxx> wrote:
> AFAICT the only reserved pages for PVH are the HVM special pages, so
> I've changed the memory map builder to only report those as reserved,
> here is the resulting memory map:
> 0x00000000000000 - 0x000000fc000000 RAM
> 0x000000feff8000 - 0x000000ff000000 RESERVED
> 0x000000fc009000 - 0x000000fc009040 ACPI
> 0x000000fc000000 - 0x000000fc001000 ACPI
> 0x000000fc001000 - 0x000000fc009000 ACPI
> 0x00000100000000 - 0x000001fe000400 RAM


> I see no reason to mark the local APIC page as reserved in the memory
> map. If that seems like a sensible approach I can send the updated
> patch.

Right - commonly bare hardware doesn't have this page marked reserved


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