From 48eaef0518a565d3852e301c860e1af6a6db5a84 Mon Sep 17 00:00:00 2001 From: Andreas Schwab Date: Mon, 30 Dec 2013 15:36:56 +0100 Subject: [PATCH] KVM: PPC: Book3S HV: use xics_wake_cpu only when defined Signed-off-by: Andreas Schwab CC: stable@vger.kernel.org Signed-off-by: Alexander Graf --- arch/powerpc/kvm/book3s_hv.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 461f555..7e1813c 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 -- 2.7.4