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

From: Borislav Petkov
Date: Mon Sep 23 2013 - 04:45:29 EST


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.

Sent from a fat crate under my desk. Formatting is fine.
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/