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diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 71eecb263250..b1fa70907ccf 100644
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@@ -2323,6 +2323,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
register save and restore. The kernel will only save
legacy floating-point registers on task switch.
+ nohugeiomap [KNL,x86] Disable kernel huge I/O mappings.
+
noxsave [BUGS=X86] Disables x86 extended register state save
and restore using xsave. The kernel will fallback to
enabling legacy floating-point and sse state.