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Documentation: cpuidle: update the document

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Update the document after the remove of cpuidle_sysfs_switch.

Signed-off-by: Hanjun Guo <guohanjun@huawei.com>
Reviewed-by: Doug Smythies <dsmythies@telus.net>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hanjun Guo
2020-05-19 14:25:24 +08:00
committed by Rafael J. Wysocki
parent cce55cc902
commit 7395683a24
3 changed files with 20 additions and 29 deletions
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5
Documentation/driver-api/pm/cpuidle.rst
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@@ -68,9 +68,8 @@ only one in the list (that is, the list was empty before) or the value of its
governor currently in use, or the name of the new governor was passed to the
kernel as the value of the ``cpuidle.governor=`` command line parameter, the new
governor will be used from that point on (there can be only one ``CPUIdle``
governor in use at a time). Also, if ``cpuidle_sysfs_switch`` is passed to the
kernel in the command line, user space can choose the ``CPUIdle`` governor to
use at run time via ``sysfs``.
governor in use at a time). Also, user space can choose the ``CPUIdle``
governor to use at run time via ``sysfs``.
Once registered, ``CPUIdle`` governors cannot be unregistered, so it is not
practical to put them into loadable kernel modules.