KVM: SMP: Add vcpu_id field in struct vcpu

This patch adds a `vcpu_id' field in `struct vcpu', so we can
differentiate BSP and APs without pointer comparison or arithmetic.

Signed-off-by: Qing He <qing.he@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index bc818cc126e3..52a11ccdf0c2 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -591,7 +591,7 @@ static int svm_create_vcpu(struct kvm_vcpu *vcpu)
         fx_init(vcpu);
         vcpu->fpu_active = 1;
         vcpu->apic_base = 0xfee00000 | MSR_IA32_APICBASE_ENABLE;
-        if (vcpu == &vcpu->kvm->vcpus[0])
+        if (vcpu->vcpu_id == 0)
                 vcpu->apic_base |= MSR_IA32_APICBASE_BSP;
 
         return 0;