Re: [PATCH 2/3] KVM: x86: Emulate MTF when performing instruction emulation

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On Tue, Jan 14, 2020 at 09:58:22AM -0800, Jim Mattson wrote:
> On Mon, Jan 13, 2020 at 4:05 PM Sean Christopherson
> <sean.j.christopherson@xxxxxxxxx> wrote:
> 
> > Another case, which may or may not be possible, is if INIT is recognized
> > on the same instruction, in which case it takes priority over MTF.  SMI
> > might also be an issue.
> 
> Don't we already have a priority inversion today when INIT or SMI are
> coincident with a debug trap on the previous instruction (e.g.
> single-step trap on an emulated instruction)?

Liran fixed the INIT issue in commit 4b9852f4f389 ("KVM: x86: Fix INIT
signal handling in various CPU states").

SMI still appears to be inverted.



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