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authorGleb Natapov2012-10-14 13:08:58 +0200
committerAvi Kivity2012-10-22 18:03:27 +0200
commit7f46ddbd487e0d0528d89534fdfb31d885977804 (patch)
tree7e0cedcd3842dda874380631e4824fbc0e2f6839
parentf3ac1a4b667eeffcedf779f45529c95d66ddc71a (diff)
KVM: apic: fix LDR calculation in x2apic mode
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>
-rw-r--r--arch/x86/kvm/lapic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index c6e6b721b6ee..43e9fadca5d0 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -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 &