1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index e1ca86dfdd66..81aceb5da7c7 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -66,6 +66,7 @@
 #define ACPI_PROCESSOR_FILE_LIMIT       "limit"
 #define ACPI_PROCESSOR_NOTIFY_PERFORMANCE 0x80
 #define ACPI_PROCESSOR_NOTIFY_POWER     0x81
+#define ACPI_PROCESSOR_NOTIFY_THROTTLING        0x82
 
 #define ACPI_PROCESSOR_LIMIT_USER       0
 #define ACPI_PROCESSOR_LIMIT_THERMAL    1
@@ -84,6 +85,8 @@ 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 struct acpi_driver acpi_processor_driver = {
         .name = "processor",
@@ -696,6 +699,9 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data)
                 acpi_processor_cst_has_changed(pr);
                 acpi_bus_generate_event(device, event, 0);
                 break;
+        case ACPI_PROCESSOR_NOTIFY_THROTTLING:
+                acpi_processor_tstate_has_changed(pr);
+                acpi_bus_generate_event(device, event, 0);
         default:
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
                                   "Unsupported event [0x%x]\n", event));