From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0D791C8303F for ; Thu, 28 Aug 2025 10:58:20 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.1098363.1452431 (Exim 4.92) (envelope-from ) id 1uraKW-00068i-Mu; Thu, 28 Aug 2025 10:58:08 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 1098363.1452431; Thu, 28 Aug 2025 10:58:08 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1uraKW-00068b-KM; Thu, 28 Aug 2025 10:58:08 +0000 Received: by outflank-mailman (input) for mailman id 1098363; Thu, 28 Aug 2025 10:58:07 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1uraKV-00068T-Qs for xen-devel@lists.xenproject.org; Thu, 28 Aug 2025 10:58:07 +0000 Received: from mail-ej1-x62a.google.com (mail-ej1-x62a.google.com [2a00:1450:4864:20::62a]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id e008b47c-83fd-11f0-ae26-e363de0e7a9e; Thu, 28 Aug 2025 12:58:05 +0200 (CEST) Received: by mail-ej1-x62a.google.com with SMTP id a640c23a62f3a-afcb7a16441so107875866b.2 for ; Thu, 28 Aug 2025 03:58:05 -0700 (PDT) Received: from [10.156.60.236] (ip-037-024-206-209.um08.pools.vodafone-ip.de. [37.24.206.209]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-61caae5fc3fsm3785196a12.51.2025.08.28.03.58.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Aug 2025 03:58:04 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: e008b47c-83fd-11f0-ae26-e363de0e7a9e DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1756378685; x=1756983485; darn=lists.xenproject.org; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to; bh=WtohK9f0LMbOuqZ8A/KDlfL+M1uy2XxklyzjfRyM06g=; b=UBpWR3KfcNj1yEtD7XFN2jL5ORQglp44w0NvI0h4w0SwHJWXZMTNlTc/wH8+WUimoO iedhui7fRLj5RJ8arCEKBnZWjdZ3K51x2aBoVhnszXdIrPeqcC/Z++Ze1tw7S09oKBMB WCVG8Z/cwJ6Tbd/l1KDFQKdekwHDyPC7JQ3/q+zLztgciE/vHmRldTo+rG1dML92FflD PLiboBHTC2r4Z9E0yxM8F7yTZP9th60MfcUAYTi6GpCa5E159wUOBjB0P5HBA71J7uvn FkNkCFWvk2QPvDHGBvZ+yDG2vRdWGCZ8Wbwn5YH9RiSVAxAemtPFIAOSU1WGYPQhKILt of3A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756378685; x=1756983485; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=WtohK9f0LMbOuqZ8A/KDlfL+M1uy2XxklyzjfRyM06g=; b=qGQRmqqBnaozdkV6i0tufwzslbOiAbNWIWajDhnD5QLW+9dJiDb+MsdR8/4x4x5mYD OlvCWM9KMeIWTJae7B+D8DvBdBsspDGXyNAAXtmlA98hJiBGWEZ/PKpbgX27GlU2iPlL lsKC0d7z8bym4yU1Eiyr234d9cSYLFS79VknmJWmmPQgS+x3fyCwOOJxIPvIf+GigVjr wL9zEqGOyoWPmRZWp63IKQqRsQPU93JzTeBmHMLb46/HjWC+GPeUYx3PxYOfZ3ZrFIF0 g+ZDyEuCIBgmjd7NgCmq+8/Q1IlPWlpteky9Dlshbh4qtAF/QoZ0xiReixB54vAKOuIT urQQ== X-Forwarded-Encrypted: i=1; AJvYcCWEA6fAmMt5DPfWgvVoGcyBUfV5qP6T0vDS9gZNXgJRczCLgHgN/ilH2IxV+c243nLVCKaA4ipIWSk=@lists.xenproject.org X-Gm-Message-State: AOJu0YxVBwxUoaBjj7YhUQ9DjIDJWPCoRl56mNnSpZrVwQv7pLj6Vxqs cy1f1sIFoW0Ku3NQjC4qKzn01ZkpERGJ1JoFLKRFIGTG1GO7azlMOgDbBKoOVep0GKO7iTRqPtV kFdk= X-Gm-Gg: ASbGncuIoK1/QGwtcV215rc5twGPGSApA7yvSDxps7+3keCdbflZAFceYXQo41bYzgU jBWwlGvBjedPvxhamu+xOlKPcPdR9rSbcQ2rRceZTBm13AEtBDHgTEL0cikz78dr7XzNlfN8y8f 64mLlxg9qlYTGdtf77aVn87rHySF3XsX+seC9JVP3ABuHk51sAh+zVxjC0KY6VEw29PiCj34rHu a3b7xgtg1qXqTWWKxhUe43OyhIMbW2qO5XuqXHTzr68fmDu+KM7qfk1EkAUmFBSuYd8rlYbuKjW 3vUHfOGO8tOAom9x9MCVo15aUnUCaPEa5Lo4FaLsbwE0uuOruERzR4EsCY0ZsTntSTeHsZHugjM FGmddQEIPhhyCQ8YCbbPltYeFHR4Dm07AXuRJvo/TkORBgimbBvq8F9rDmTtBDxhjPYo7oDUYa1 fPWcHxPTmbMsk5XWCJ9Q== X-Google-Smtp-Source: AGHT+IGVMRrGsDLiMwUQd0+/BX+xQJiTjr69AQd8SQFn4mDWjNo3IH16pvNvMinBkLlvUneX7E1LEQ== X-Received: by 2002:a17:907:7206:b0:afe:b097:e1db with SMTP id a640c23a62f3a-afeb097e673mr838876566b.45.1756378685204; Thu, 28 Aug 2025 03:58:05 -0700 (PDT) Message-ID: Date: Thu, 28 Aug 2025 12:58:04 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 7/8] xen/cpufreq: bypass governor-related para for amd-cppc-epp To: Penny Zheng Cc: ray.huang@amd.com, Anthony PERARD , xen-devel@lists.xenproject.org References: <20250828100534.1777023-1-Penny.Zheng@amd.com> Content-Language: en-US From: Jan Beulich Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: <20250828100534.1777023-1-Penny.Zheng@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 28.08.2025 12:05, Penny Zheng wrote: > HWP and amd-cppc-epp are both governor-less driver, so we introduce > "is_governor_less" flag and cpufreq_is_governorless() to help bypass > governor-related info on dealing with cpufreq para. > > Signed-off-by: Penny Zheng Acked-by: Jan Beulich