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bh=z2TwZvR0aUTw7nV6fEAAj+/7ndfdSL6V1ERImvzzG7k=; b=NiGCLrBlY4GTTMBoU7NJIaz5uoLhpl/6L4Nw/sHl7exZ00J7sk9Q/q+vrdvnM6fFc0RrVblcZwvXXrFzgSPxQYA1ZsKLn01S3Hi5AGvZYy5/r4LHHprQTOXg0+Ie0EdPOPkR7WNmqOP6iZQ8NT4vcgMJAV+ZsidJCu4Jh0YqlUE= Received: from BLAPR10MB5267.namprd10.prod.outlook.com (2603:10b6:208:30e::22) by CH0PR10MB5115.namprd10.prod.outlook.com (2603:10b6:610:c4::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5353.15; Fri, 24 Jun 2022 16:45:24 +0000 Received: from BLAPR10MB5267.namprd10.prod.outlook.com ([fe80::a080:c357:962c:eb5]) by BLAPR10MB5267.namprd10.prod.outlook.com ([fe80::a080:c357:962c:eb5%5]) with mapi id 15.20.5373.017; Fri, 24 Jun 2022 16:45:24 +0000 From: Alan Maguire To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, jolsa@kernel.org Cc: kafai@fb.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org, mhiramat@kernel.org, akpm@linux-foundation.org, void@manifault.com, swboyd@chromium.org, ndesaulniers@google.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, Alan Maguire Subject: [RFC bpf-next 0/2] bpf: add a kallsyms BPF iterator Date: Fri, 24 Jun 2022 17:45:16 +0100 Message-Id: <1656089118-577-1-git-send-email-alan.maguire@oracle.com> X-Mailer: git-send-email 1.8.3.1 Content-Type: text/plain X-ClientProxiedBy: LO4P123CA0396.GBRP123.PROD.OUTLOOK.COM (2603:10a6:600:18f::23) To BLAPR10MB5267.namprd10.prod.outlook.com (2603:10b6:208:30e::22) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: b2f97eaa-a533-4e2c-3cbf-08da5600ef87 X-MS-TrafficTypeDiagnostic: CH0PR10MB5115:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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it could for example create more efficient map representations for lookup, speed up symbol resolution etc. The idea was initially discussed here [1]. [1] https://lore.kernel.org/all/YjRPZj6Z8vuLeEZo@krava/ Alan Maguire (2): bpf: add a kallsyms BPF iterator selftests/bpf: add a kallsyms iter subtest kernel/kallsyms.c | 93 ++++++++++++++++++++++ tools/testing/selftests/bpf/prog_tests/bpf_iter.c | 16 ++++ .../selftests/bpf/progs/bpf_iter_kallsyms.c | 71 +++++++++++++++++ 3 files changed, 180 insertions(+) create mode 100644 tools/testing/selftests/bpf/progs/bpf_iter_kallsyms.c -- 1.8.3.1