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SubjectRe: Confusions with reserve_early, reserve_bootmem, e820, efi, ... on x86_64
Paul Jackson wrote:
>
> Reserving EBDA with EFI is fine by what little I know.
>
> But the current code doesn't like it -- if the EFI memmap range is inside
> the EBDA range, then the reserve_early() routine panics with:
>
> "Overlapping early reservations"
>
> Something needs tweaking here somehow ... and I'm not the one to know what.
>

Right of course... in this particular case, one of the reservations is
conservative "just in case" and the other is normative, but the code
doesn't deal with that since it's potentially flagging a bug.

-hpa


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