From patchwork Mon Apr 14 07:40:47 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Penny, Zheng" X-Patchwork-Id: 14049876 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 9C781C369BA for ; Mon, 14 Apr 2025 07:41:53 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.949118.1345781 (Exim 4.92) (envelope-from ) id 1u4ERo-00014q-MA; Mon, 14 Apr 2025 07:41:40 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 949118.1345781; Mon, 14 Apr 2025 07:41:40 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1u4ERo-00014c-HN; Mon, 14 Apr 2025 07:41:40 +0000 Received: by outflank-mailman (input) for mailman id 949118; Mon, 14 Apr 2025 07:41:39 +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 1u4ERm-0008Gw-Uf for xen-devel@lists.xenproject.org; Mon, 14 Apr 2025 07:41:38 +0000 Received: from NAM11-DM6-obe.outbound.protection.outlook.com (mail-dm6nam11on20603.outbound.protection.outlook.com [2a01:111:f403:2415::603]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id e4f7a2a6-1903-11f0-9ffb-bf95429c2676; Mon, 14 Apr 2025 09:41:36 +0200 (CEST) Received: from CH5PR05CA0019.namprd05.prod.outlook.com (2603:10b6:610:1f0::27) by BN7PPFB3F5C406F.namprd12.prod.outlook.com (2603:10b6:40f:fc02::6e0) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8632.32; Mon, 14 Apr 2025 07:41:34 +0000 Received: from CH1PEPF0000AD77.namprd04.prod.outlook.com (2603:10b6:610:1f0:cafe::81) by CH5PR05CA0019.outlook.office365.com (2603:10b6:610:1f0::27) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.8655.14 via Frontend Transport; Mon, 14 Apr 2025 07:41:34 +0000 Received: from SATLEXMB04.amd.com (165.204.84.17) by CH1PEPF0000AD77.mail.protection.outlook.com (10.167.244.55) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.8655.12 via Frontend Transport; Mon, 14 Apr 2025 07:41:33 +0000 Received: from penny-System-Product-Name.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Mon, 14 Apr 2025 02:41:32 -0500 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: e4f7a2a6-1903-11f0-9ffb-bf95429c2676 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=HXXM7gonYPtLLX3r3eheWztwAk+YW1KYatB59mvJX0w9t4EauMFlpgb2XKuCcJMMLFScKSXqSL+f0SuOJmZqittYxq5IFUt4JEQbUukVbwgG8/WPRCcWi/1NWM0e0RZMsevKy+43vn+c6XB/iiHkj4RUjJDIFxh3u6jMSQLOGeTbD3fNBhWZbxMv+k9JH78ZA1VaG1ng1zaDQYT2XWnIGkgpH+0edO9sEygIeYe2ByTjXgQBuJNj/8Safhwy+WXZnJd0/iKL1V5KwfLD7zRJN0nrVhZJYFnrQTVInj4e53zzKm9eXucG6e10ZkFJ0hKbyXYXWc2XLDTCKxun6kp2Tg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=qwM1okoZi56E1zIpImVLgp1DbrCBg+nCr0izLGm2QqY=; b=NtyXBB9Dh1zfOjo1L5P51KarL/UWxeH92uUURBUuJe7XGM9c43LJ6hU73pzQNb8zYBt2NItaaf73DLdXqYiShdDpAQMxeJexqBweN5vkHdlb7BHGtpPY3h8gNv/KSqMIHbaXMAVPhJg5/AMfYmgbfw6BK5DiRkfVBXmIje1h2M7tEwppAfmprBr1E5vgd9nHmpHo7WXqiNshmp9rzpAE9FNjs24uW9tVWFA74Lt/27+xikjcz3BxYUkAg7mLRryk5SyLj+X4NuTdN5hVCVbLi79qCYAtGHpwnjdViE5yWEJMA3mlguPbpD3XjRdhkZ/4w8dp4HbzTf0K7psCzKjKig== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=lists.xenproject.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=qwM1okoZi56E1zIpImVLgp1DbrCBg+nCr0izLGm2QqY=; b=BnaeyNDzAaKnoNRNnPfO1KBUmU1894JUvZoOg1VpS89MPDsIMdetCoHmoPudaru5w7sGqBpt21aQsmw8j1OvEqcKEkMm42vcgOfDYRho7jb/0ZyZZ8AGLNAvQEspOkBWMfOaZ3xdOq5qTbzb1jYLhcrcC87snMohH68PDk/ifkI= X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C From: Penny Zheng To: CC: , Penny Zheng , Jan Beulich Subject: [PATCH v4 06/15] xen/cpufreq: disable px statistic info in amd-cppc mode Date: Mon, 14 Apr 2025 15:40:47 +0800 Message-ID: <20250414074056.3696888-7-Penny.Zheng@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250414074056.3696888-1-Penny.Zheng@amd.com> References: <20250414074056.3696888-1-Penny.Zheng@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH1PEPF0000AD77:EE_|BN7PPFB3F5C406F:EE_ X-MS-Office365-Filtering-Correlation-Id: 3e74f5c6-9d34-41be-5f6a-08dd7b27c799 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|82310400026|36860700013; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(376014)(82310400026)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Apr 2025 07:41:33.8511 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3e74f5c6-9d34-41be-5f6a-08dd7b27c799 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CH1PEPF0000AD77.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PPFB3F5C406F We need to bypass construction of px statistic info in cpufreq_statistic_init() for amd-cppc mode, as P-states is not necessary there. Signed-off-by: Penny Zheng --- v3 -> v4: - remove unnecessary stub for cpufreq_statistic_exit() --- xen/drivers/cpufreq/utility.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/drivers/cpufreq/utility.c b/xen/drivers/cpufreq/utility.c index e690a484f1..b35e2eb1b6 100644 --- a/xen/drivers/cpufreq/utility.c +++ b/xen/drivers/cpufreq/utility.c @@ -98,6 +98,9 @@ int cpufreq_statistic_init(unsigned int cpu) if ( !pmpt ) return -EINVAL; + if ( !(pmpt->init & XEN_PX_INIT) ) + return 0; + spin_lock(cpufreq_statistic_lock); pxpt = per_cpu(cpufreq_statistic_data, cpu);