KVM: PPC: Book3S HV: use xics_wake_cpu only when defined

Signed-off-by: Andreas Schwab <schwab@linux-m68k.org>
CC: stable@vger.kernel.org
Signed-off-by: Alexander Graf <agraf@suse.de>

1 files changed, 6 insertions, 1 deletions

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 461f55566167..7e1813ceabc1 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -86,10 +86,13 @@ static void kvmppc_fast_vcpu_kick_hv(struct kvm_vcpu *vcpu)
 
         /* CPU points to the first thread of the core */
         if (cpu != me && cpu >= 0 && cpu < nr_cpu_ids) {
+#ifdef CONFIG_KVM_XICS
                 int real_cpu = cpu + vcpu->arch.ptid;
                 if (paca[real_cpu].kvm_hstate.xics_phys)
                         xics_wake_cpu(real_cpu);
-                else if (cpu_online(cpu))
+                else
+#endif
+                if (cpu_online(cpu))
                         smp_send_reschedule(cpu);
         }
         put_cpu();
@@ -1142,7 +1145,9 @@ static void kvmppc_start_thread(struct kvm_vcpu *vcpu)
         smp_wmb();
 #if defined(CONFIG_PPC_ICP_NATIVE) && defined(CONFIG_SMP)
         if (vcpu->arch.ptid) {
+#ifdef CONFIG_KVM_XICS
                 xics_wake_cpu(cpu);
+#endif
                 ++vc->n_woken;
         }
 #endif