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authorBalbir Singh <bsingharora@gmail.com>2016-12-02 00:08:26 +1100
committerJonathan Corbet <corbet@lwn.net>2016-12-01 10:45:16 -0700
commitc3cbd075fce77cf3f8782be9f971e8257508c98e (patch)
tree66b88517fa1903f8fe35fbaf65e4e9ad9b2b0ab2 /Documentation/admin-guide
parent7d56f0facd6c1cb4ed2169bb8e65294bfd7783f8 (diff)
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ppc/idle: Add documentation for powersave=off
Update kernel-parameters.txt to add Documentation for powersave=off. Signed-off-by: Balbir Singh <bsingharora@gmail.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index e48c5632bd6c..456248b27220 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3036,6 +3036,12 @@
may be specified.
Format: <port>,<port>....
+ powersave=off [PPC] This option disables power saving features.
+ It specifically disables cpuidle and sets the
+ platform machine description specific power_save
+ function to NULL. On Idle the CPU just reduces
+ execution priority.
+
ppc_strict_facility_enable
[PPC] This option catches any kernel floating point,
Altivec, VSX and SPE outside of regions specifically
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