vendor/acpica/20200925

1 files changed, 10 insertions, 1 deletions

diff --git a/source/compiler/aslxref.c b/source/compiler/aslxref.c
index 9306af200f50..163799a8beea 100644
--- a/source/compiler/aslxref.c
+++ b/source/compiler/aslxref.c
@@ -433,6 +433,7 @@ XfNamespaceLocateBegin (
     UINT32                  i;
     ACPI_NAMESPACE_NODE     *DeclarationParentMethod;
     ACPI_PARSE_OBJECT       *ReferenceParentMethod;
+    char                    *ExternalPath;
 
 
     ACPI_FUNCTION_TRACE_PTR (XfNamespaceLocateBegin, Op);
@@ -1263,7 +1264,15 @@ XfNamespaceLocateBegin (
         Op->Asl.Parent->Asl.ParseOpcode != PARSEOP_CONDREFOF &&
         !XfRefIsGuardedByIfCondRefOf (Node, Op))
     {
-        AslError (ASL_ERROR, ASL_MSG_UNDEFINED_EXTERNAL, Op, NULL);
+        ExternalPath = AcpiNsGetNormalizedPathname (Node, TRUE);
+        sprintf (AslGbl_MsgBuffer, "full path of external object: %s",
+            ExternalPath);
+        AslDualParseOpError (ASL_ERROR, ASL_MSG_UNDEFINED_EXTERNAL, Op, NULL,
+            ASL_MSG_EXTERNAL_FOUND_HERE, Node->Op, AslGbl_MsgBuffer);
+        if (ExternalPath)
+        {
+            ACPI_FREE (ExternalPath);
+        }
     }
 
     /* 5) Check for a connection object */