On 8/8/2023 03:10, Meng Li wrote:
> AMD Pstate driver support enable/disable Preferred core.
> Default disabled on platforms supporting AMD Preferred Core.
Why default disabled?
Shouldn't this default enabled and then let users decide they don't want
to use it if it's causing a problem for them?
> Enable AMD Pstate Preferred Core with
> "amd_prefcore=enable" added to the kernel command line.
>
> Signed-off-by: Meng Li <li.meng@amd.com>
> ---
> 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 2de235d52fac..bc92e178431b 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]
> + enable
> + Enable AMD Pstate Preferred Core.
> +
> amijoy.map= [HW,JOY] Amiga joystick support
> Map of devices attached to JOY0DAT and JOY1DAT
> Format: <a>,<b>