[PATCH 2/8] KVM: use kvm_lapic_set_base() to change apic_base

[Gleb Natapov]

Do not change apic_base directly. Use kvm_lapic_set_base() instead.

Signed-off-by: Gleb Natapov <g...@redhat.com>
---
 arch/x86/kvm/lapic.c |    9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 0cd431c..49f4ac0 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1185,7 +1185,8 @@ void kvm_lapic_reset(struct kvm_vcpu *vcpu)
        update_divide_count(apic);
        atomic_set(&apic->lapic_timer.pending, 0);
        if (kvm_vcpu_is_bsp(vcpu))
-               vcpu->arch.apic_base |= MSR_IA32_APICBASE_BSP;
+               kvm_lapic_set_base(vcpu,
+                               vcpu->arch.apic_base | MSR_IA32_APICBASE_BSP);
        vcpu->arch.pv_eoi.msr_val = 0;
        apic_update_ppr(apic);
 
@@ -1310,8 +1311,7 @@ int kvm_create_lapic(struct kvm_vcpu *vcpu)
                     HRTIMER_MODE_ABS);
        apic->lapic_timer.timer.function = apic_timer_fn;
 
-       apic->base_address = APIC_DEFAULT_PHYS_BASE;
-       vcpu->arch.apic_base = APIC_DEFAULT_PHYS_BASE;
+       kvm_lapic_set_base(vcpu, APIC_DEFAULT_PHYS_BASE);
 
        kvm_lapic_reset(vcpu);
        kvm_iodevice_init(&apic->dev, &apic_mmio_ops);
@@ -1380,8 +1380,7 @@ void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu)
 {
        struct kvm_lapic *apic = vcpu->arch.apic;
 
-       apic->base_address = vcpu->arch.apic_base &
-                            MSR_IA32_APICBASE_BASE;
+       kvm_lapic_set_base(vcpu, vcpu->arch.apic_base);
        kvm_apic_set_version(vcpu);
 
        apic_update_ppr(apic);
-- 
1.7.10

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