diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index e349879d..58ceb18 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -86,7 +86,7 @@
 
 
 #ifdef CONFIG_DMI
-static struct dmi_system_id acpi_osl_dmi_table[];
+static struct __initdata dmi_system_id acpi_osl_dmi_table[];
 #endif
 
 static void __init acpi_request_region (struct acpi_generic_address *addr,
@@ -137,7 +137,7 @@
 }
 device_initcall(acpi_reserve_resources);
 
-acpi_status acpi_os_initialize(void)
+acpi_status __init acpi_os_initialize(void)
 {
 	dmi_check_system(acpi_osl_dmi_table);
 	return AE_OK;
@@ -1243,7 +1243,7 @@
 }
 #endif
 
-static struct dmi_system_id acpi_osl_dmi_table[] = {
+static struct dmi_system_id acpi_osl_dmi_table[] __initdata = {
 #ifdef	OSI_LINUX_ENABLED
 	/*
 	 * Boxes that need NOT _OSI(Linux)