Re: [PATCH v8 0/3] x86/boot/KASLR: Parse ACPI table and limit kaslr in immovable memory

Borislav Petkov
2018-11-10T10:54:22Z

On Thu, Nov 08, 2018 at 11:51:29AM +0100, Borislav Petkov wrote:
> A global definition which doesn't need allocation?
>
> Maybe hpa would have another, better idea...

...and he has: just put that address in a new field in struct
boot_params by converting one of the padding arrays there.

Don't forget to document it in Documentation/x86/zero-page.txt

This way you don't need any of the allocation fun or to use setup_data
at all.

HTH.

--
Regards/Gruss,
Boris.

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