From c3cbd075fce77cf3f8782be9f971e8257508c98e Mon Sep 17 00:00:00 2001 From: Balbir Singh Date: Fri, 2 Dec 2016 00:08:26 +1100 Subject: [PATCH] ppc/idle: Add documentation for powersave=off Update kernel-parameters.txt to add Documentation for powersave=off. Signed-off-by: Balbir Singh Signed-off-by: Jonathan Corbet --- Documentation/admin-guide/kernel-parameters.txt | 6 ++++++ 1 file changed, 6 insertions(+) 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: ,.... + 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 -- 2.20.1