[PATCH] x86: do not enable efi boot for sgi uv machine

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> > Well, we did find the bug in a combined debug session and SGI will be
> > issuing a fix soon. I don't know whether any quirk will be needed for
> > systems which don't have the fix - I guess that's something for SGI
> > people to decide. CCed and leaving in the rest for reference.
> > 
> > @Alex, Russ: this is about using kexec on UEFI boxes.
> 
> Thanks for the heads up.  Our bios made an assumption about
> mapping that was valid with the old mapping scheme but not
> with the new.  Fortunately the fix will work with both old
> and new kernels, so the fix can be added in the next bios
> update.  But we still have to be careful when removing the
> quirk, to avoid someone trying a new kernel with old bios
> and not being able to boot.

The quirk will quirk out all uv system, will SGI people provide a patch
to only add quirk for old firmware version or just removing the quirk
after the update is out?

Thanks
Dave



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