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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index a32f2a126791..0c883029881a 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -748,6 +748,14 @@
debug [KNL] Enable kernel debugging (events log level).
+ debug_boot_weak_hash
+ [KNL] Enable printing [hashed] pointers early in the
+ boot sequence. If enabled, we use a weak hash instead
+ of siphash to hash pointers. Use this option if you are
+ seeing instances of '(___ptrval___)') and need to see a
+ value (hashed pointer) instead. Cryptographically
+ insecure, please do not use on production kernels.
+
debug_locks_verbose=
[KNL] verbose self-tests
Format=<0|1>