[PATCH 2/2] powerpc/powernv: Properly set "host-ipi" on IPIs

[Benjamin Herrenschmidt]

Otherwise KVM will fail to pass them through to the host

Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
---
 arch/powerpc/sysdev/xics/icp-opal.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/sysdev/xics/icp-opal.c 
b/arch/powerpc/sysdev/xics/icp-opal.c
index c96c0cb..f9670ea 100644
--- a/arch/powerpc/sysdev/xics/icp-opal.c
+++ b/arch/powerpc/sysdev/xics/icp-opal.c
@@ -120,14 +120,16 @@ static void icp_opal_cause_ipi(int cpu, unsigned long 
data)
 {
        int hw_cpu = get_hard_smp_processor_id(cpu);
 
+       kvmppc_set_host_ipi(cpu, 1);
        opal_int_set_mfrr(hw_cpu, IPI_PRIORITY);
 }
 
 static irqreturn_t icp_opal_ipi_action(int irq, void *dev_id)
 {
-       int hw_cpu = hard_smp_processor_id();
+       int cpu = smp_processor_id();
 
-       opal_int_set_mfrr(hw_cpu, 0xff);
+       kvmppc_set_host_ipi(cpu, 0);
+       opal_int_set_mfrr(get_hard_smp_processor_id(cpu), 0xff);
 
        return smp_ipi_demux();
 }