Messages in this thread | | | From | David Matlack <> | Date | Tue, 13 Dec 2022 09:59:37 -0800 | Subject | Re: [PATCH 4/5] KVM: x86/mmu: Don't install TDP MMU SPTE if SP has unexpected level |
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On Mon, Dec 12, 2022 at 7:30 PM Sean Christopherson <seanjc@google.com> wrote: > > Don't install a leaf TDP MMU SPTE if the parent page's level doesn't > match the target level of the fault, and instead have the vCPU retry the > faulting instruction after warning. Continuing on is completely > unnecessary as the absolute worst case scenario of retrying is DoSing > the vCPU, whereas continuing on all but guarantees bigger explosions, e.g.
Would it make sense to kill the VM instead via KVM_BUG()?
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