Re: [edk2] Corrupted EFI region

[H. Peter Anvin]

On 08/05/2013 11:12 AM, Borislav Petkov wrote:
> On Mon, Aug 05, 2013 at 08:50:17AM -0700, Andrew Fish wrote:
>> AFAICT EFI pre-dates kexec merge into mainline by a number of years as
>> SetVirtualaddressMap() was part of EFI 1.0 (previous millennium)
> 
> Ok, fair enough.
> 
>> The EFI to UEFI conversion was placing EFI 1.10 into an industry
>> standard, UEFI 2.0. UEFI is an industry standard so some one just
>> needs to make a proposal to update the spec. The edk2 open source
>> project is not part of the standards body so complaining on this
>> mailing list is not going to get anything changed.
> 
> Right, I don't think that even changing the spec would help - it would
> actually make things worse because then we'd have to differentiate
> between UEFI versions: those which can do SetVirtualaddressMap() more
> than once and the older ones.
> 
> So let's drop the discussion here - it is what it is, it is too late to
> change anything. At least we talked about it. :-)
> 

All of this would be a non-problem if there weren't buggy
implementations which can't run *without* SetVirtualAddressMap().

	-=hpa


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