PVH guests don't receive ACPI hotplug interrupts and therefore
need to monitor xenstore for CPU hotplug event.

Signed-off-by: Boris Ostrovsky <boris.ostrov...@oracle.com>
---
 drivers/xen/cpu_hotplug.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/cpu_hotplug.c b/drivers/xen/cpu_hotplug.c
index 5676aef..0bab60a3 100644
--- a/drivers/xen/cpu_hotplug.c
+++ b/drivers/xen/cpu_hotplug.c
@@ -107,7 +107,7 @@ static int __init setup_vcpu_hotplug_event(void)
                .notifier_call = setup_cpu_watcher };
 
 #ifdef CONFIG_X86
-       if (!xen_pv_domain())
+       if (!xen_pv_domain() && !xen_pvh_domain())
 #else
        if (!xen_domain())
 #endif
-- 
1.8.3.1


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