diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 6b363a50d18b0ad4ab73ff99978eb170fac56d7c..a8d8998dd5c5bbdf9faa25c289a627de38d9198a 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -32,7 +32,7 @@ acpi-$(CONFIG_ACPI_SLEEP)	+= proc.o
 #
 acpi-y				+= bus.o glue.o
 acpi-y				+= scan.o
-acpi-y				+= processor_pdc.o
+acpi-y				+= processor_core.o
 acpi-y				+= ec.o
 acpi-$(CONFIG_ACPI_DOCK)	+= dock.o
 acpi-y				+= pci_root.o pci_link.o pci_irq.o pci_bind.o
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_core.c
similarity index 99%
rename from drivers/acpi/processor_pdc.c
rename to drivers/acpi/processor_core.c
index e306ba9aa34e6bd0c50a4311474e4855453884fb..6f376bf42904f457bea5fccf198f90959ca5fc0a 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_core.c
@@ -16,7 +16,7 @@
 
 #define PREFIX			"ACPI: "
 #define _COMPONENT		ACPI_PROCESSOR_COMPONENT
-ACPI_MODULE_NAME("processor_pdc");
+ACPI_MODULE_NAME("processor_core");
 
 static int set_no_mwait(const struct dmi_system_id *id)
 {
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 1172c27adadff5d0de2f963ef576b59df807be4c..7bb0b8b9332e69317bdf6067dba99dab1e2836ff 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -320,7 +320,7 @@ static inline int acpi_processor_get_bios_limit(int cpu, unsigned int *limit)
 
 #endif				/* CONFIG_CPU_FREQ */
 
-/* in processor_pdc.c */
+/* in processor_core.c */
 void acpi_processor_set_pdc(acpi_handle handle);
 
 /* in processor_throttling.c */