linux-kernel - Re: [PATCH 1/3] SVM: nSVM: correctly restore GIF on vmexit from nesting after migration

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Message-ID: <ad5cee03-7e2c-1e7a-a5c6-88fa5305224e@redhat.com>
Date:   Sat, 12 Sep 2020 09:55:38 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Maxim Levitsky <mlevitsk@...hat.com>, kvm@...r.kernel.org
Cc:     Borislav Petkov <bp@...en8.de>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        linux-kernel@...r.kernel.org, Joerg Roedel <joro@...tes.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Ingo Molnar <mingo@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 1/3] SVM: nSVM: correctly restore GIF on vmexit from
 nesting after migration

On 27/08/20 18:27, Maxim Levitsky wrote:
> However in nested_svm_vmexit we were first were setting GIF to false,
> but then we overwrite this with value from the hsave area.

Do you mean we are overwriting the resulting intercepts with values from
the hsave area?  If so, I can rewrite the commit message but the patch
is good!

Paolo