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SubjectRe: [PATCH 2/3] KVM: x86: properly restore LVT0
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On 30/06/2015 22:19, Radim Krčmář wrote:
> Legacy NMI watchdog didn't work after migration/resume, because
> vapics_in_nmi_mode was left at 0.
>
> Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
> ---
> arch/x86/kvm/lapic.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
> index f49c7cca1de6..8dc32b5a4e0d 100644
> --- a/arch/x86/kvm/lapic.c
> +++ b/arch/x86/kvm/lapic.c
> @@ -1824,6 +1824,7 @@ void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu,
> apic_update_ppr(apic);
> hrtimer_cancel(&apic->lapic_timer.timer);
> apic_update_lvtt(apic);
> + apic_manage_nmi_watchdog(apic, kvm_apic_get_reg(apic, APIC_LVT0));
> update_divide_count(apic);
> start_apic_timer(apic);
> apic->irr_pending = true;
>

Applied already, with Cc: stable, as it is not related to APICv.

Paolo


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