1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index 316df65163cf..90e34ac7e522 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -500,16 +500,19 @@ static int __init xen_acpi_processor_init(void)
         (void)acpi_processor_preregister_performance(acpi_perf_data);
 
         for_each_possible_cpu(i) {
+                struct acpi_processor *pr;
                 struct acpi_processor_performance *perf;
 
+                pr = per_cpu(processors, i);
                 perf = per_cpu_ptr(acpi_perf_data, i);
-                rc = acpi_processor_register_performance(perf, i);
+                if (!pr)
+                        continue;
+
+                pr->performance = perf;
+                rc = acpi_processor_get_performance_info(pr);
                 if (rc)
                         goto err_out;
         }
-        rc = acpi_processor_notify_smm(THIS_MODULE);
-        if (rc)
-                goto err_unregister;
 
         for_each_possible_cpu(i) {
                 struct acpi_processor *_pr;