linux-kernel - Re: [PATCH] KVM: x86: Don't attempt to load PDPTRs when 64-bit mode is enabled

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Date:   Tue, 4 Aug 2020 11:46:58 -0700
From:   Jim Mattson <jmattson@...gle.com>
To:     Sean Christopherson <sean.j.christopherson@...el.com>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, kvm list <kvm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Oliver Upton <oupton@...gle.com>,
        Peter Shier <pshier@...gle.com>
Subject: Re: [PATCH] KVM: x86: Don't attempt to load PDPTRs when 64-bit mode
 is enabled

On Tue, Aug 4, 2020 at 11:41 AM Sean Christopherson
<sean.j.christopherson@...el.com> wrote:

> Ping.  This really needs to be in the initial pull for 5.9, as is kvm/queue
> has a 100% fatality rate for me.

I agree completely, but I am curious what guest you have that toggles
CD/NW in 64-bit mode.