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-rw-r--r--Documentation/oops-tracing.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/oops-tracing.txt b/Documentation/oops-tracing.txt
index 13032c0140d4..879abe289523 100644
--- a/Documentation/oops-tracing.txt
+++ b/Documentation/oops-tracing.txt
@@ -265,6 +265,9 @@ characters, each representing a particular tainted value.
13: 'O' if an externally-built ("out-of-tree") module has been loaded.
+ 14: 'X' if an unsigned module has been loaded in a kernel supporting
+ module signature.
+
The primary reason for the 'Tainted: ' string is to tell kernel
debuggers if this is a clean kernel or if anything unusual has
occurred. Tainting is permanent: even if an offending module is