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SubjectRe: [PATCH] x86/boot/64: Initialize 5-level paging variables earlier
On Tue, Oct 13, 2020 at 10:33:58AM +0200, Borislav Petkov wrote:
> On Tue, Oct 13, 2020 at 11:20:47AM +0300, Kirill A. Shutemov wrote:
> > With TCG or KVM? I use -machine "type=q35,accel=tcg".
> Thx, that triggered it - it was KVM before.
> Btw, are 5level boxes shipping already or not yet? Because I've not seen
> one yet. If you have access to the hw, I'd appreciate it if you could
> test Arvind's patch ontop of
> which does that early pagetable rework.

Yes, the patch helps to fix 5-level paging boot:

Tested-by: Kirill A. Shutemov <>

Kirill A. Shutemov

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