2 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 386e5aa48834..9dd0fa93b9e1 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -86,7 +86,6 @@ static int acpi_processor_info_open_fs(struct inode *inode, struct file *file);
 static void acpi_processor_notify(acpi_handle handle, u32 event, void *data);
 static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu);
 static int acpi_processor_handle_eject(struct acpi_processor *pr);
-extern int acpi_processor_tstate_has_changed(struct acpi_processor *pr);
 
 
 static const struct acpi_device_id processor_device_ids[] = {
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 06480bcabfdc..06ebb6ef72aa 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -319,6 +319,7 @@ static inline int acpi_processor_ppc_has_changed(struct acpi_processor *pr)
 #endif                          /* CONFIG_CPU_FREQ */
 
 /* in processor_throttling.c */
+int acpi_processor_tstate_has_changed(struct acpi_processor *pr);
 int acpi_processor_get_throttling_info(struct acpi_processor *pr);
 extern int acpi_processor_set_throttling(struct acpi_processor *pr, int state);
 extern struct file_operations acpi_processor_throttling_fops;