From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C7CA5E555; Sat, 5 Sep 2026 02:43:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788576194; cv=none; b=nFZdrgH+qZKqqGo0mmF1ee3jN0MzzaCVQTdWLIkaz3uz4YiObrQD7ddENMY9vLvmSrVFXMiW84TCpoDAYBtCif5KxAn6w0eHsHAzIPLZhd5FTu0a725+vSOTdZ8yLP/Oulk4/jJ3dsFSRfltnyMlzLZanBIr4zcEb1vT+eNrQ4A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788576194; c=relaxed/simple; bh=NL8wV8udqlC0jqepGrOVGRPBMbJC+8YDHNSdM38TSag=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=uNWnR19a71uVlBjIlGLRtrwVgJpscAdAd4PQf9jAguzZfskPGeEqITn9b6U8L8DerwWkHEYJKs7Cclt22r2E837XsdyRCUutt2wFSpFs/k0id8i1mySEXiIWAcS4Poe5DwBjdcpxgIARVpVaMhoLeuJeQTQxNmOxAklz2it/oVo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=pass smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=BKm5LAr8; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="BKm5LAr8" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Sender:Reply-To:Content-ID:Content-Description; bh=uMhkbPNUPP0/5xSmauZOIhML0VJtIhTIbKixDca73dM=; b=BKm5LAr80SqIJKWhCgnKyS9q0Q iW+jnoG1mNz6HNDv7+OHwKG+/VNU49s+8NcgEwQ0DuRZoqLokxC6IqmK+PDc68xAuMxUPk5NXYX0G /0pccZp4eAGEl8BQVoYvv5023ZWsxSoeab/sdsl+DWR9yhQ9iEWMb1A+mTGnibpM5jLS5z+869sJd Z5OyOyZeLb/gNMoWO/FoEMULdFAlAtpUcP12aKYsznf9IcPa2+pyxKtM60oNdrq/G8hZws838lzHJ Q3xjGU7V/mUObOQFBk3q6PJf3w7f7IwbWX6HoZfpPL3DsApvmWRMdbaxk14awIQITXrb14PtxQsVy bp5vpUPQ==; Received: from [50.53.43.113] (helo=[192.168.254.34]) by bombadil.infradead.org with esmtpsa (Exim 4.99.1 #2 (Red Hat Linux)) id 1x2gN4-00000003buX-2FGw; Sat, 05 Sep 2026 02:43:10 +0000 Message-ID: <5b107a2b-743d-43af-9fbe-32e2d0cc4301@infradead.org> Date: Fri, 4 Sep 2026 19:43:09 -0700 Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] cpufreq/amd-pstate: Remove obsolete amd_dynamic_epp documentation To: Karl Mehltretter , Jonathan Corbet Cc: Shuah Khan , Huang Rui , Mario Limonciello , Perry Yuan , K Prateek Nayak , "Mario Limonciello (AMD)" , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org References: <20260905010706.57380-1-kmehltretter@gmail.com> Content-Language: en-US From: Randy Dunlap In-Reply-To: <20260905010706.57380-1-kmehltretter@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/4/26 6:07 PM, 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 Reviewed-by: Randy Dunlap Thanks. > --- > 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: , > 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 > =========================================== > -- ~Randy