linux-kernel - Re: [PATCH 2/2] Revert "KVM: VMX: Save HOST_CR3 in vmx_prepare_switch_to

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Message-ID: <CAJhGHyDNpAKnaAQCyU6RmdrMs9JVURuABXVBVykbU7BH_Cuizg@mail.gmail.com>
Date:   Fri, 25 Feb 2022 10:39:10 +0800
From:   Lai Jiangshan <jiangshanlai@...il.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,
        LKML <linux-kernel@...r.kernel.org>,
        Wanpeng Li <kernellwp@...il.com>,
        Lai Jiangshan <laijs@...ux.alibaba.com>
Subject: Re: [PATCH 2/2] Revert "KVM: VMX: Save HOST_CR3 in vmx_prepare_switch_to_guest()"

On Fri, Feb 25, 2022 at 5:07 AM Sean Christopherson <seanjc@...gle.com> wrote:

>    switch_mm_irqs_off+0x1cb/0x460
>    __text_poke+0x308/0x3e0
>    text_poke_bp_batch+0x168/0x220
>    text_poke_finish+0x1b/0x30
>    arch_jump_label_transform_apply+0x18/0x30
>    static_key_slow_inc_cpuslocked+0x7c/0x90
>    static_key_slow_inc+0x16/0x20
>    kvm_lapic_set_base+0x116/0x190


Acked-by: Lai Jiangshan <jiangshanlai@...il.com>