diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 7902fce7f1da..8bb290fee77f 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4254,6 +4254,10 @@
nopti [X86-64]
Equivalent to pti=off
+ nopkstables [X86-64] Disable PKS page table protection
+
+ pkstablessoft [X86-64] Warn instead of oops on pks tables violations
+
pty.legacy_count=
[KNL] Number of legacy pty's. Overwrites compiled-in
default number.