Re: [PATCH -v2] EFI: Runtime services virtual mapping

Borislav Petkov
2013-09-23T08:45:14Z

On Sat, Sep 21, 2013 at 01:39:29PM +0200, Borislav Petkov wrote:
> -void __init efi_call_phys_prelog(void)
> +/*
> + * We allocate runtime services regions top-down, starting from -4G, i.e.
> + * 0xffff_ffff_0000_0000 and limit EFI VA mapping space to 64G.
> + */
> +static u64 efi_va = -4 * (1UL << 30);
> +#define EFI_VA_END (-68 * (1UL << 30))

Note to self: add this range to Documentation/x86/x86_64/mm.txt

--
Regards/Gruss,
Boris.

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