linux-kernel - Re: [PATCH 4.14 STABLE 0/2] KVM: x86: PAE related bug fixes

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Message-ID: <20191113011436.GK8496@sasha-vm>
Date:   Tue, 12 Nov 2019 20:14:36 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     Sean Christopherson <sean.j.christopherson@...el.com>
Cc:     stable@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Junaid Shahid <junaids@...gle.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4.14 STABLE 0/2] KVM: x86: PAE related bug fixes

On Mon, Nov 11, 2019 at 03:37:16PM -0800, Sean Christopherson wrote:
>The primary goal is to land patch 2/2 (from Paolo), which fixes a reported
>crash when running 64-bit KVM guests on systems without unrestricted guest
>support.
>
>Attempting to cherry-pick Paolo's patch revealed that a similar PAE bug
>fix from Junaid was also missing.  Grab Junaid's patch as a prerequisite,
>even though it will effectively be overwritten, so that Paolo's upstream
>fix can be applied without modification (sans the vmx.c split in 5.x).
>
>Junaid Shahid (1):
>  kvm: mmu: Don't read PDPTEs when paging is not enabled
>
>Paolo Bonzini (1):
>  KVM: x86: introduce is_pae_paging
>
> arch/x86/kvm/vmx.c | 7 +++----
> arch/x86/kvm/x86.c | 8 ++++----
> arch/x86/kvm/x86.h | 5 +++++
> 3 files changed, 12 insertions(+), 8 deletions(-)

Queued up for 4.14, thank you.

-- 
Thanks,
Sasha