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authorRadim Krčmář <rkrcmar@redhat.com>2015-06-30 22:19:17 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-07-10 09:45:42 -0700
commitf5dadd1dd3c07964ab189c45418b96cc20c04bd5 (patch)
treeb3de158b25348d03d5841f1b5de6e9a70d43893e
parent0b505c9b0736390f06ee057e6c5e2a700591452d (diff)
KVM: x86: properly restore LVT0
commit db1385624c686fe99fe2d1b61a36e1537b915d08 upstream. 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> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--arch/x86/kvm/lapic.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 3cb2b58fa26b..1711dd8c6bc0 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1784,6 +1784,7 @@ 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;