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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 Received: from SATLEXMB04.amd.com (165.204.84.17) by SA2PEPF00003AE9.mail.protection.outlook.com (10.167.248.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7762.17 via Frontend Transport; Thu, 11 Jul 2024 10:30:32 +0000 Received: from shatadru.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; Thu, 11 Jul 2024 05:30:24 -0500 From: Dhananjay Ugwekar To: , , , , , , , , , , , , , , , , , CC: , , , , , , , , , Subject: [PATCH v4 09/11] perf/x86/rapl: Remove the global variable rapl_msrs Date: Thu, 11 Jul 2024 10:24:37 +0000 Message-ID: <20240711102436.4432-10-Dhananjay.Ugwekar@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240711102436.4432-1-Dhananjay.Ugwekar@amd.com> References: <20240711102436.4432-1-Dhananjay.Ugwekar@amd.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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: SA2PEPF00003AE9:EE_|PH7PR12MB8121:EE_ X-MS-Office365-Filtering-Correlation-Id: 90cf81d3-bc14-4b97-c210-08dca1947e55 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(376014)(36860700013)(7416014)(1800799024)(82310400026)(921020); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jul 2024 10:30:32.4516 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 90cf81d3-bc14-4b97-c210-08dca1947e55 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: SA2PEPF00003AE9.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB8121 After making the rapl_model struct global, the rapl_msrs global variable isn't needed, so remove it. Also it will be cleaner when new per-core scope PMU is added. As we will need to maintain two rapl_msrs array(one for per-core scope and one for package scope PMU), inside the rapl_model struct. Signed-off-by: Dhananjay Ugwekar Reviewed-by: Zhang Rui --- arch/x86/events/rapl.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c index 9beded3d4a14..7691497042e9 100644 --- a/arch/x86/events/rapl.c +++ b/arch/x86/events/rapl.c @@ -145,7 +145,6 @@ static int rapl_pkg_hw_unit[NR_RAPL_PKG_DOMAINS] __read_mostly; static struct rapl_pmus *rapl_pmus_pkg; static unsigned int rapl_pkg_cntr_mask; static u64 rapl_timer_ms; -static struct perf_msr *rapl_msrs; static struct rapl_model *rapl_model; /* @@ -387,7 +386,7 @@ static int rapl_pmu_event_init(struct perf_event *event) return -EINVAL; event->cpu = rapl_pmu->cpu; event->pmu_private = rapl_pmu; - event->hw.event_base = rapl_msrs[bit].msr; + event->hw.event_base = rapl_model->rapl_msrs[bit].msr; event->hw.config = cfg; event->hw.idx = bit; @@ -875,9 +874,7 @@ static int __init rapl_pmu_init(void) rapl_model = (struct rapl_model *) id->driver_data; - rapl_msrs = rapl_model->rapl_pkg_msrs; - - rapl_pkg_cntr_mask = perf_msr_probe(rapl_msrs, PERF_RAPL_PKG_EVENTS_MAX, + rapl_pkg_cntr_mask = perf_msr_probe(rapl_model->rapl_msrs, PERF_RAPL_PKG_EVENTS_MAX, false, (void *) &rapl_model->pkg_events); ret = rapl_check_hw_unit();