linux-kernel - Re: [PATCH 2/9] KVM: x86: Emulate triple fault shutdown if RSM emulation fails

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Message-ID: <874ke4y6e4.fsf@vitty.brq.redhat.com>
Date:   Fri, 11 Jun 2021 13:42:27 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        syzbot+fb0b6a7e8713aeb0319c@...kaller.appspotmail.com,
        Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: [PATCH 2/9] KVM: x86: Emulate triple fault shutdown if RSM
 emulation fails

Sean Christopherson <seanjc@...gle.com> writes:

> On Thu, Jun 10, 2021, Vitaly Kuznetsov wrote:
>> why don't we have triple fault printed in trace by default BTW???
>
> Or maybe trace_kvm_make_request()?

... or maybe just trace_kvm_check_request()? 

$ git grep  'kvm_make_request(' arch/x86/kvm/ | wc -l
115
$ git grep  'kvm_check_request(' arch/x86/kvm/ | wc -l
41

-- 
Vitaly