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Date: Tue, 4 Feb 2014 13:11:53 -0800 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Andreas Schwab <schwab@...ux-m68k.org>, Alexander Graf <agraf@...e.de> Subject: [PATCH 3.13 126/140] KVM: PPC: Book3S HV: use xics_wake_cpu only when defined 3.13-stable review patch. If anyone has any objections, please let me know. ------------------ From: Andreas Schwab <schwab@...ux-m68k.org> commit 48eaef0518a565d3852e301c860e1af6a6db5a84 upstream. Signed-off-by: Andreas Schwab <schwab@...ux-m68k.org> Signed-off-by: Alexander Graf <agraf@...e.de> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- arch/powerpc/kvm/book3s_hv.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -85,10 +85,13 @@ static void kvmppc_fast_vcpu_kick_hv(str /* 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(); @@ -1189,7 +1192,9 @@ static void kvmppc_start_thread(struct k 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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