linux-kernel - Re: [PATCH 0/2] KVM: VMX: Fixes for faults on ENCLS emulation

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Message-ID: <168574934456.1017711.18398419709804116165.b4-ty@google.com>
Date:   Fri,  2 Jun 2023 17:55:43 -0700
From:   Sean Christopherson <seanjc@...gle.com>
To:     Sean Christopherson <seanjc@...gle.com>,
        Paolo Bonzini <pbonzini@...hat.com>
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Binbin Wu <binbin.wu@...ux.intel.com>,
        Kai Huang <kai.huang@...el.com>
Subject: Re: [PATCH 0/2] KVM: VMX: Fixes for faults on ENCLS emulation

On Wed, 05 Apr 2023 16:45:54 -0700, Sean Christopherson wrote:
> Found-by-inspection (when reviewing Binbin's patch) fixes for incorrect
> emulation of faults when KVMintercepts and emulates (sort of) ENCLS.
> 
> Very much compile tested only.  Ideally, someone with SGX hardware can
> confirm that these patches are correct, e.g. my assessment that KVM needs
> to manually check CR0.PG is based purely of SDM pseudocode.
> 
> [...]

Applied to kvm-x86 vmx, thanks!

[1/2] KVM: VMX: Inject #GP on ENCLS if vCPU has paging disabled (CR0.PG==0)
      https://github.com/kvm-x86/linux/commit/5e50082c8c21
[2/2] KVM: VMX: Inject #GP, not #UD, if SGX2 ENCLS leafs are unsupported
      https://github.com/kvm-x86/linux/commit/c3a1e119a343

--
https://github.com/kvm-x86/linux/tree/next
https://github.com/kvm-x86/linux/tree/fixes