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Re: [PATCH] x86: E801 memory "map" use implies no ACPI
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Date: Mon, 23 Nov 2020 13:07:58 +0100
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On Fri, Nov 20, 2020 at 01:45:19PM +0100, Jan Beulich wrote:
> ACPI mandates use of E820 (or newer, e.g. EFI), and in fact firmware
> has been observed to include E820_ACPI ranges in what E801 reports as
> available (really "configured") memory.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
> ---
> TBD: Alternatively we could drop all use of E801 (and older), since
> there shouldn't be any 64-bit systems not supporting the more
> modern E820.
That seems fine to me, but I don't want to force you to do the work.
If you want to go that route it seems better to me - as I image it
would be code removal mostly.
Thanks, Roger.
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