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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 BN2PEPF000055DF.mail.protection.outlook.com (10.167.245.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7741.0 via Frontend Transport; Mon, 24 Jun 2024 06:03:16 +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; Mon, 24 Jun 2024 01:03:08 -0500 From: Dhananjay Ugwekar To: , , , , , , , , , , , , , , , , , CC: , , , , , , , , , Dhananjay Ugwekar Subject: [PATCH v3 09/10] perf/x86/rapl: Remove the global variable rapl_msrs Date: Mon, 24 Jun 2024 05:59:06 +0000 Message-ID: <20240624055907.7720-10-Dhananjay.Ugwekar@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240624055907.7720-1-Dhananjay.Ugwekar@amd.com> References: <20240624055907.7720-1-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: BN2PEPF000055DF:EE_|DS7PR12MB5981:EE_ X-MS-Office365-Filtering-Correlation-Id: 90176e88-f801-4d61-6aa0-08dc94135704 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230037|1800799021|36860700010|7416011|376011|82310400023|921017; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jun 2024 06:03:16.4183 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 90176e88-f801-4d61-6aa0-08dc94135704 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: BN2PEPF000055DF.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5981 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 --- 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 b03b044a390f..e962209e9e4d 100644 --- a/arch/x86/events/rapl.c +++ b/arch/x86/events/rapl.c @@ -142,7 +142,6 @@ static int rapl_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; static inline unsigned int get_rapl_pmu_idx(int cpu) @@ -380,7 +379,7 @@ 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; @@ -866,9 +865,7 @@ static int __init rapl_pmu_init(void) rapl_model = (struct rapl_model *) id->driver_data; - rapl_msrs = rapl_model->rapl_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();