linux-kernel - Re: [PATCH 08/43] KVM: SVM: Drop explicit MMU reset at RESET/INIT

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 18 May 2021 22:32:31 -0700
From:   Reiji Watanabe <reijiw@...gle.com>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 08/43] KVM: SVM: Drop explicit MMU reset at RESET/INIT

On Fri, Apr 23, 2021 at 5:48 PM Sean Christopherson <seanjc@...gle.com> wrote:
>
> Drop an explicit MMU reset in SVM's vCPU RESET/INIT flow now that the
> common x86 path correctly handles conditional MMU resets, e.g. if INIT
> arrives while the vCPU is in 64-bit mode.
>
> This reverts commit ebae871a509d ("kvm: svm: reset mmu on VCPU reset").
>
> Signed-off-by: Sean Christopherson <seanjc@...gle.com>

Reviewed-by: Reiji Watanabe <reijiw@...gle.com>