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From: Meng Li
To: "Rafael J . Wysocki" ,
Huang Rui
CC: , ,
, ,
Shuah Khan ,
,
"Nathan Fontenot" ,
Deepak Sharma ,
Alex Deucher ,
Mario Limonciello ,
Shimmer Huang ,
"Perry Yuan" ,
Xiaojian Du ,
Viresh Kumar ,
Borislav Petkov ,
"Oleksandr Natalenko" ,
Meng Li , Wyes Karny
Subject: [PATCH V9 7/7] Documentation: introduce amd-pstate preferrd core mode
kernel command line options
Date: Fri, 13 Oct 2023 10:57:41 +0800
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amd-pstate driver support enable/disable preferred core.
Default enabled on platforms supporting amd-pstate preferred core.
Disable amd-pstate preferred core with
"amd_prefcore=disable" added to the kernel command line.
Signed-off-by: Meng Li
Reviewed-by: Mario Limonciello
Reviewed-by: Wyes Karny
Reviewed-by: Huang Rui
Tested-by: Oleksandr Natalenko
---
Documentation/admin-guide/kernel-parameters.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 0a1731a0f0ef..e35b795aa8aa 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -363,6 +363,11 @@
selects a performance level in this range and appropriate
to the current workload.
+ amd_prefcore=
+ [X86]
+ disable
+ Disable amd-pstate preferred core.
+
amijoy.map= [HW,JOY] Amiga joystick support
Map of devices attached to JOY0DAT and JOY1DAT
Format: ,