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KVM: apic: fix LDR calculation in x2apic mode

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Signed-off-by: Gleb Natapov <gleb@redhat.com>
Reviewed-by: Chegu Vinod  <chegu_vinod@hp.com>
Tested-by: Chegu Vinod <chegu_vinod@hp.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Gleb Natapov 2012-10-14 13:08:58 +02:00 committed by Avi Kivity
parent f3ac1a4b66
commit 7f46ddbd48
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/lapic.c
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@ -1311,7 +1311,7 @@ void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value)
vcpu->arch.apic_base = value;
if (apic_x2apic_mode(apic)) {
u32 id = kvm_apic_id(apic);
u32 ldr = ((id & ~0xf) << 16) | (1 << (id & 0xf));
u32 ldr = ((id >> 4) << 16) | (1 << (id & 0xf));
kvm_apic_set_ldr(apic, ldr);
}
apic->base_address = apic->vcpu->arch.apic_base &