diff --git a/Documentation/oops-tracing.txt b/Documentation/oops-tracing.txt
index c10c022..069fab3 100644
--- a/Documentation/oops-tracing.txt
+++ b/Documentation/oops-tracing.txt
@@ -256,6 +256,7 @@
   9: 'A' if the ACPI table has been overridden.
 
  10: 'W' if a warning has previously been issued by the kernel.
+     (Though some warnings may set more specific taint flags.)
 
  11: 'C' if a staging driver has been loaded.