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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-05-12 16:15:48 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-05-21 18:44:55 +0200
commitc3d175e4852bfdfd1e4021dff8715fc407dedd98 (patch)
treece38a274cfc675304fedc4c5bea5d6cb751ebb54 /Documentation/admin-guide/pm
parentd07f6ca923ea0927a1024dfccafc5b53b61cfecc (diff)
cpufreq: intel_pstate: hybrid: Avoid exposing two global attributes
The turbo_pct and num_pstates sysfs attributes represent CPU properties that may be different for differenty types of CPUs in a hybrid processor, so avoid exposing them in that case. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation/admin-guide/pm')
-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 df29b4f1f219..235f1025a7e6 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: