ACPICA: Fix some comment fields

No functional change. Fixes some typos and linux divergences.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 78cf1fe..9bd5b4c 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -247,8 +247,9 @@
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Init library globals.  All globals that require specific
- *              initialization should be initialized here!
+ * DESCRIPTION: Initialize ACPICA globals. All globals that require specific
+ *              initialization should be initialized here. This allows for
+ *              a warm restart.
  *
  ******************************************************************************/