Re: [PATCH -v2 0/4] EFI 1:1 mapping

From: Borislav Petkov
Date: Thu Jun 20 2013 - 13:02:46 EST


On Thu, Jun 20, 2013 at 05:54:26PM +0100, Matthew Garrett wrote:
> On Thu, Jun 20, 2013 at 09:46:15AM -0700, James Bottomley wrote:
>
> > Unless you can think of the way out of this, we seem to have the stark
> > choice of behave like windows or allow kexec. For the server market,
> > kexec wins, so either we find a way not to have to make the choice or we
> > do something automatic to make it fairly painless.
>
> hpa suggested ensuring that UEFI regions are mapped at fixed high
> offsets. Someone who cares about kexec should probably make that happen.

If we can detect the Macs, we can make this decision automatic. And
since no Mac boots windoze, a single DMI check of the sort "if (Mac)"
should suffice.

--
Regards/Gruss,
Boris.

Sent from a fat crate under my desk. Formatting is fine.
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