mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Mario Limonciello <mario.limonciello@amd.com>
To: K Prateek Nayak <kprateek.nayak@amd.com>,
	Karl Mehltretter <kmehltretter@gmail.com>,
	Jonathan Corbet <corbet@lwn.net>
Cc: Shuah Khan <skhan@linuxfoundation.org>,
	Randy Dunlap <rdunlap@infradead.org>,
	Huang Rui <ray.huang@amd.com>, Perry Yuan <perry.yuan@amd.com>,
	"Mario Limonciello (AMD)" <superm1@kernel.org>,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-pm@vger.kernel.org
Subject: Re: [PATCH] cpufreq/amd-pstate: Remove obsolete amd_dynamic_epp documentation
Date: Thu, 10 Sep 2026 16:01:58 -0500	[thread overview]
Message-ID: <bcd04df1-193b-4cc0-a72c-c46dff4b5736@amd.com> (raw)
In-Reply-To: <4a577dcb-3fa2-4d28-8b86-757dd67cd6cb@amd.com>



On 9/6/26 22:58, K Prateek Nayak wrote:
> Hello Karl,
> 
> On 9/5/2026 6:37 AM, Karl Mehltretter wrote:
>> The amd_dynamic_epp command-line parameter was removed. Dynamic EPP
>> is now selected through the per-policy energy_performance_preference
>> attribute, which is already documented.
>>
>> Fixes: 32692fcf61ed ("cpufreq/amd-pstate: Remove "amd_dynamic_epp" cmdline and "dynamic_epp" sysfs")
>> Assisted-by: LLM
>> Signed-off-by: Karl Mehltretter <kmehltretter@gmail.com>
> 
> Thank you for catching this. Feel free to include:
> 
> Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
> 

Thanks, applied to my amd-pstate bleeding-edge branch.

>> ---
>>   Documentation/admin-guide/kernel-parameters.txt | 7 -------
>>   Documentation/admin-guide/pm/amd-pstate.rst     | 6 ------
>>   2 files changed, 13 deletions(-)
>>
>> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
>> index 4a12805a50ba5..1fa37bce5bb3a 100644
>> --- a/Documentation/admin-guide/kernel-parameters.txt
>> +++ b/Documentation/admin-guide/kernel-parameters.txt
>> @@ -499,13 +499,6 @@ Kernel parameters
>>   			disable
>>   			  Disable amd-pstate preferred core.
>>   
>> -	amd_dynamic_epp=
>> -			[X86]
>> -			disable
>> -			  Disable amd-pstate dynamic EPP.
>> -			enable
>> -			  Enable amd-pstate dynamic EPP.
>> -
>>   	amijoy.map=	[HW,JOY] Amiga joystick support
>>   			Map of devices attached to JOY0DAT and JOY1DAT
>>   			Format: <a>,<b>
>> diff --git a/Documentation/admin-guide/pm/amd-pstate.rst b/Documentation/admin-guide/pm/amd-pstate.rst
>> index 6fd72ba52df20..4c5d3d8acf645 100644
>> --- a/Documentation/admin-guide/pm/amd-pstate.rst
>> +++ b/Documentation/admin-guide/pm/amd-pstate.rst
>> @@ -481,12 +481,6 @@ For systems that support ``amd-pstate`` preferred core, the core rankings will
>>   always be advertised by the platform. But OS can choose to ignore that via the
>>   kernel parameter ``amd_prefcore=disable``.
>>   
>> -``amd_dynamic_epp``
>> -
>> -When AMD pstate is in auto mode, dynamic EPP will control whether the kernel
>> -autonomously changes the EPP mode. The default is disabled. It can be enabled
>> -with the kernel parameter ``amd_dynamic_epp=enable``.
>> -
>>   User Space Interface in ``sysfs`` - General
>>   ===========================================
>>   
> 


      reply	other threads:[~2026-09-10 21:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-05  1:07 Karl Mehltretter
2026-09-05  2:43 ` Randy Dunlap
2026-09-07  3:58 ` K Prateek Nayak
2026-09-10 21:01   ` Mario Limonciello [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=bcd04df1-193b-4cc0-a72c-c46dff4b5736@amd.com \
    --to=mario.limonciello@amd.com \
    --cc=corbet@lwn.net \
    --cc=kmehltretter@gmail.com \
    --cc=kprateek.nayak@amd.com \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=perry.yuan@amd.com \
    --cc=ray.huang@amd.com \
    --cc=rdunlap@infradead.org \
    --cc=skhan@linuxfoundation.org \
    --cc=superm1@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®