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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 CO1NAM11FT009.mail.protection.outlook.com (10.13.175.61) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5293.13 via Frontend Transport; Wed, 25 May 2022 09:42:05 +0000 Received: from BLR-5CG113396H.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 15.1.2375.24; Wed, 25 May 2022 04:41:52 -0500 From: Ravi Bangoria To: , CC: , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH 01/13] perf/mem: Introduce PERF_MEM_LVLNUM_{EXTN_MEM|IO} Date: Wed, 25 May 2022 15:09:26 +0530 Message-ID: <20220525093938.4101-2-ravi.bangoria@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220525093938.4101-1-ravi.bangoria@amd.com> References: <20220525093938.4101-1-ravi.bangoria@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain 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-Office365-Filtering-Correlation-Id: 91c09ff5-9c80-49d5-ba99-08da3e32d47a X-MS-TrafficTypeDiagnostic: BYAPR12MB3192:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 May 2022 09:42:05.8571 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 91c09ff5-9c80-49d5-ba99-08da3e32d47a 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: CO1NAM11FT009.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR12MB3192 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PERF_MEM_LVLNUM_EXTN_MEM which can be used to indicate accesses to extension memory like CXL etc. PERF_MEM_LVL_IO can be used for IO accesses but it can not distinguish between local and remote IO. Introduce new field PERF_MEM_LVLNUM_IO which can be clubbed with PERF_MEM_REMOTE_REMOTE to indicate Remote IO accesses. Signed-off-by: Ravi Bangoria --- include/uapi/linux/perf_event.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index d37629dbad72..1c3157c1be9d 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -1292,7 +1292,9 @@ union perf_mem_data_src { #define PERF_MEM_LVLNUM_L2 0x02 /* L2 */ #define PERF_MEM_LVLNUM_L3 0x03 /* L3 */ #define PERF_MEM_LVLNUM_L4 0x04 /* L4 */ -/* 5-0xa available */ +/* 5-0x8 available */ +#define PERF_MEM_LVLNUM_EXTN_MEM 0x9 /* Extension memory */ +#define PERF_MEM_LVLNUM_IO 0x0a /* I/O */ #define PERF_MEM_LVLNUM_ANY_CACHE 0x0b /* Any cache */ #define PERF_MEM_LVLNUM_LFB 0x0c /* LFB */ #define PERF_MEM_LVLNUM_RAM 0x0d /* RAM */ -- 2.31.1