ACPI: Restore ARB_DIS bit on resume from S1 (Eric Brunet)

drivers/acpi/hardware/hwsleep.c

@@ -2,7 +2,7 @@
 /******************************************************************************
  *
  * Name: hwsleep.c - ACPI Hardware Sleep/Wake Interface
- *              $Revision: 46 $
+ *              $Revision: 47 $
  *
  *****************************************************************************/
 
@@ -309,6 +309,11 @@ acpi_enter_sleep_state (
 
 	} while (!in_value);
 
+	status = acpi_set_register (ACPI_BITREG_ARB_DISABLE, 0, ACPI_MTX_LOCK);
+	if (ACPI_FAILURE (status)) {
+		return_ACPI_STATUS (status);
+	}
+
 	return_ACPI_STATUS (AE_OK);
 }