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GET /api/patches/122907/?format=api
http://patches.dpdk.org/api/patches/122907/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20230202094358.2838758-4-tduszynski@marvell.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20230202094358.2838758-4-tduszynski@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20230202094358.2838758-4-tduszynski@marvell.com", "date": "2023-02-02T09:43:57", "name": "[v8,3/4] pmu: support reading Intel x86_64 PMU events in runtime", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "f8af0fece42cb680a27f0a3b771ed995119138b8", "submitter": { "id": 2215, "url": "http://patches.dpdk.org/api/people/2215/?format=api", "name": "Tomasz Duszynski", "email": "tduszynski@marvell.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20230202094358.2838758-4-tduszynski@marvell.com/mbox/", "series": [ { "id": 26750, "url": "http://patches.dpdk.org/api/series/26750/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=26750", "date": "2023-02-02T09:43:54", "name": "add support for self monitoring", "version": 8, "mbox": "http://patches.dpdk.org/series/26750/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/122907/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/122907/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id C0CAF41BAB;\n\tThu, 2 Feb 2023 10:44:30 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 9AE8C42D63;\n\tThu, 2 Feb 2023 10:44:21 +0100 (CET)", "from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com\n [67.231.156.173])\n by mails.dpdk.org (Postfix) with ESMTP id 393FC42D63\n for <dev@dpdk.org>; Thu, 2 Feb 2023 10:44:20 +0100 (CET)", "from pps.filterd (m0045851.ppops.net [127.0.0.1])\n by mx0b-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id\n 3127RWSS030478; Thu, 2 Feb 2023 01:44:17 -0800", "from dc5-exch02.marvell.com ([199.233.59.182])\n by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3nfjrj7ask-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Thu, 02 Feb 2023 01:44:17 -0800", "from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.42;\n Thu, 2 Feb 2023 01:44:15 -0800", "from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.42 via Frontend\n Transport; Thu, 2 Feb 2023 01:44:15 -0800", "from cavium-DT10.. (unknown [10.28.34.39])\n by maili.marvell.com (Postfix) with ESMTP id 140773F7041;\n Thu, 2 Feb 2023 01:44:10 -0800 (PST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n h=from : to : cc :\n subject : date : message-id : in-reply-to : references : mime-version :\n content-type : content-transfer-encoding; s=pfpt0220;\n bh=+Jf+rjLqsk7CtmWTduDirWVGEh+QD0JRZyhswJOA4wY=;\n b=XU7c/eHtck5pcrqXMcyULSG3e04XqMt89aTKh9ay1bOxNUEFMHNt5sgs47JdCJBgzTcP\n oxMxpTO9PUCBbukPxEzpLPtkCMfj3gwsmGX8WPhgcpfjp8upmk+y49dXhmousg1u5i7j\n KZsDziAlxlqiAyf28IcQjwkoM/M1vMikmDny5GVvEu5p0iM9Hlo3LV8W651Pdt10KE95\n xa4EP8INEF8F/gLjPVx+OQDHteavBwYHZ4DF9ajnqzg7mxXgxthTjKVh1I88DGXfsFFL\n 0cmUvuUSAZzHvHs8ai1DLjTXZsXL/+WbY5M/uatacYCsDRMhleO6l0PMCtE4TfBkWVGc MA==", "From": "Tomasz Duszynski <tduszynski@marvell.com>", "To": "<dev@dpdk.org>, Tomasz Duszynski <tduszynski@marvell.com>", "CC": "<roretzla@linux.microsoft.com>, <Ruifeng.Wang@arm.com>,\n <bruce.richardson@intel.com>, <jerinj@marvell.com>,\n <mattias.ronnblom@ericsson.com>, <mb@smartsharesystems.com>,\n <thomas@monjalon.net>, <zhoumin@loongson.cn>", "Subject": "[PATCH v8 3/4] pmu: support reading Intel x86_64 PMU events in\n runtime", "Date": "Thu, 2 Feb 2023 10:43:57 +0100", "Message-ID": "<20230202094358.2838758-4-tduszynski@marvell.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20230202094358.2838758-1-tduszynski@marvell.com>", "References": "<20230201131757.1787527-1-tduszynski@marvell.com>\n <20230202094358.2838758-1-tduszynski@marvell.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"UTF-8\"", "Content-Transfer-Encoding": "8bit", "X-Proofpoint-ORIG-GUID": "dWu7_q6Mj2plVSC1EZ6i-2cR7ycjSMs7", "X-Proofpoint-GUID": "dWu7_q6Mj2plVSC1EZ6i-2cR7ycjSMs7", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1\n definitions=2023-02-02_02,2023-01-31_01,2022-06-22_01", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "Add support for reading Intel x86_64 PMU events in runtime.\n\nSigned-off-by: Tomasz Duszynski <tduszynski@marvell.com>\nAcked-by: Morten Brørup <mb@smartsharesystems.com>\n---\n app/test/test_pmu.c | 2 ++\n lib/pmu/meson.build | 1 +\n lib/pmu/rte_pmu.h | 2 ++\n lib/pmu/rte_pmu_pmc_x86_64.h | 24 ++++++++++++++++++++++++\n 4 files changed, 29 insertions(+)\n create mode 100644 lib/pmu/rte_pmu_pmc_x86_64.h", "diff": "diff --git a/app/test/test_pmu.c b/app/test/test_pmu.c\nindex 623e04b691..614395482f 100644\n--- a/app/test/test_pmu.c\n+++ b/app/test/test_pmu.c\n@@ -28,6 +28,8 @@ test_pmu_read(void)\n \n #if defined(RTE_ARCH_ARM64)\n \tevent = rte_pmu_add_event(\"cpu_cycles\");\n+#elif defined(RTE_ARCH_X86_64)\n+\tevent = rte_pmu_add_event(\"cpu-cycles\");\n #endif\n \n \twhile (tries--)\ndiff --git a/lib/pmu/meson.build b/lib/pmu/meson.build\nindex e857681137..5b92e5c4e3 100644\n--- a/lib/pmu/meson.build\n+++ b/lib/pmu/meson.build\n@@ -13,6 +13,7 @@ sources = files('rte_pmu.c')\n headers = files('rte_pmu.h')\n indirect_headers += files(\n 'rte_pmu_pmc_arm64.h',\n+ 'rte_pmu_pmc_x86_64.h',\n )\n \n if dpdk_conf.has('RTE_ARCH_ARM64')\ndiff --git a/lib/pmu/rte_pmu.h b/lib/pmu/rte_pmu.h\nindex b18938dab1..0f7004c31c 100644\n--- a/lib/pmu/rte_pmu.h\n+++ b/lib/pmu/rte_pmu.h\n@@ -28,6 +28,8 @@ extern \"C\" {\n \n #if defined(RTE_ARCH_ARM64)\n #include \"rte_pmu_pmc_arm64.h\"\n+#elif defined(RTE_ARCH_X86_64)\n+#include \"rte_pmu_pmc_x86_64.h\"\n #endif\n \n /** Maximum number of events in a group */\ndiff --git a/lib/pmu/rte_pmu_pmc_x86_64.h b/lib/pmu/rte_pmu_pmc_x86_64.h\nnew file mode 100644\nindex 0000000000..7b67466960\n--- /dev/null\n+++ b/lib/pmu/rte_pmu_pmc_x86_64.h\n@@ -0,0 +1,24 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2023 Marvell.\n+ */\n+#ifndef _RTE_PMU_PMC_X86_64_H_\n+#define _RTE_PMU_PMC_X86_64_H_\n+\n+#include <rte_common.h>\n+\n+static __rte_always_inline uint64_t\n+rte_pmu_pmc_read(int index)\n+{\n+\tuint64_t low, high;\n+\n+\tasm volatile(\n+\t\t\"rdpmc\\n\"\n+\t\t: \"=a\" (low), \"=d\" (high)\n+\t\t: \"c\" (index)\n+\t);\n+\n+\treturn low | (high << 32);\n+}\n+#define rte_pmu_pmc_read rte_pmu_pmc_read\n+\n+#endif /* _RTE_PMU_PMC_X86_64_H_ */\n", "prefixes": [ "v8", "3/4" ] }{ "id": 122907, "url": "