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-rw-r--r--Documentation/admin-guide/pm/intel_pstate.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/admin-guide/pm/intel_pstate.rst b/Documentation/admin-guide/pm/intel_pstate.rst
index 7a7d4b041eac..d5043cd8d2f5 100644
--- a/Documentation/admin-guide/pm/intel_pstate.rst
+++ b/Documentation/admin-guide/pm/intel_pstate.rst
@@ -365,6 +365,9 @@ argument is passed to the kernel in the command line.
inclusive) including both turbo and non-turbo P-states (see
`Turbo P-states Support`_).
+ This attribute is present only if the value exposed by it is the same
+ for all of the CPUs in the system.
+
The value of this attribute is not affected by the ``no_turbo``
setting described `below <no_turbo_attr_>`_.
@@ -374,6 +377,9 @@ argument is passed to the kernel in the command line.
Ratio of the `turbo range <turbo_>`_ size to the size of the entire
range of supported P-states, in percent.
+ This attribute is present only if the value exposed by it is the same
+ for all of the CPUs in the system.
+
This attribute is read-only.
.. _no_turbo_attr: