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-rw-r--r--drivers/acpi/processor_perflib.c4
-rw-r--r--drivers/xen/xen-acpi-processor.c8
-rw-r--r--include/acpi/processor.h3
3 files changed, 9 insertions, 6 deletions
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 53e7ac9403a..e854582f29a 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -465,7 +465,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
return result;
}
-static int acpi_processor_get_performance_info(struct acpi_processor *pr)
+int acpi_processor_get_performance_info(struct acpi_processor *pr)
{
int result = 0;
acpi_status status = AE_OK;
@@ -509,7 +509,7 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr)
#endif
return result;
}
-
+EXPORT_SYMBOL_GPL(acpi_processor_get_performance_info);
int acpi_processor_notify_smm(struct module *calling_module)
{
acpi_status status;
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c
index 316df65163c..f3278a6603c 100644
--- a/drivers/xen/xen-acpi-processor.c
+++ b/drivers/xen/xen-acpi-processor.c
@@ -500,16 +500,16 @@ 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);
+ 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;
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 555d0337ad9..b327b5a9296 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -235,6 +235,9 @@ extern void acpi_processor_unregister_performance(struct
if a _PPC object exists, rmmod is disallowed then */
int acpi_processor_notify_smm(struct module *calling_module);
+/* parsing the _P* objects. */
+extern int acpi_processor_get_performance_info(struct acpi_processor *pr);
+
/* for communication between multiple parts of the processor kernel module */
DECLARE_PER_CPU(struct acpi_processor *, processors);
extern struct acpi_processor_errata errata;