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GET /api/patches/28035/?format=api
{ "id": 28035, "url": "https://patches.dpdk.org/api/patches/28035/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1503936405-23839-1-git-send-email-pbhagavatula@caviumnetworks.com/", "project": { "id": 1, "url": "https://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": "<1503936405-23839-1-git-send-email-pbhagavatula@caviumnetworks.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1503936405-23839-1-git-send-email-pbhagavatula@caviumnetworks.com", "date": "2017-08-28T16:06:45", "name": "[dpdk-dev,v2] service: add API for service count per lcore", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "d5f0674cee6b529e5793bb50425b1aac768ef894", "submitter": { "id": 768, "url": "https://patches.dpdk.org/api/people/768/?format=api", "name": "Pavan Nikhilesh", "email": "pbhagavatula@caviumnetworks.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1503936405-23839-1-git-send-email-pbhagavatula@caviumnetworks.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/28035/comments/", "check": "fail", "checks": "https://patches.dpdk.org/api/patches/28035/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id E16731E2F;\n\tMon, 28 Aug 2017 18:07:15 +0200 (CEST)", "from NAM01-BY2-obe.outbound.protection.outlook.com\n\t(mail-by2nam01on0078.outbound.protection.outlook.com [104.47.34.78])\n\tby dpdk.org (Postfix) with ESMTP id AB3851E2B\n\tfor <dev@dpdk.org>; Mon, 28 Aug 2017 18:07:13 +0200 (CEST)", "from localhost.localdomain (103.16.71.100) by\n\tCY4PR07MB3464.namprd07.prod.outlook.com (10.171.252.145) with\n\tMicrosoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id\n\t15.1.1385.9; Mon, 28 Aug 2017 16:07:11 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=CAVIUMNETWORKS.onmicrosoft.com; s=selector1-cavium-com;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version;\n\tbh=6U8KCdmjZAymf7co9J8bvAybbTYbmWfOi4H4lIM/HNk=;\n\tb=frPDVPJ70lH5Fu4n/QWtqorQj/0d25V+V403YhhJkP4dMENQG6Bd+uWJB3X74Ewo6WrBT/usVx9A/SEwaWV2bi9ZpSWNazd9S10/2J4be9im02l0MGLJ4zooxFBOlfBnxgoofES+h44kOrZ50zJgJa/o7vDXM5TjROMftZzAGAw=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=Pavan.Bhagavatula@cavium.com; ", "From": "Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>", "To": "harry.van.haaren@intel.com", "Cc": "dev@dpdk.org,\n\tPavan Nikhilesh <pbhagavatula@caviumnetworks.com>", "Date": "Mon, 28 Aug 2017 21:36:45 +0530", "Message-Id": "<1503936405-23839-1-git-send-email-pbhagavatula@caviumnetworks.com>", "X-Mailer": "git-send-email 2.7.4", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[103.16.71.100]", "X-ClientProxiedBy": "SG2PR0302CA0011.apcprd03.prod.outlook.com (10.170.129.21)\n\tTo CY4PR07MB3464.namprd07.prod.outlook.com\n\t(10.171.252.145)", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "4c105717-0c44-4595-db13-08d4ee2ed7fd", "X-Microsoft-Antispam": "UriScan:; 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SFP:1101; SCL:1; SRVR:CY4PR07MB3464; H:localhost.localdomain;\n\tFPR:; \n\tSPF:None; PTR:InfoNoRecords; A:1; MX:1; LANG:en; ", "Received-SPF": "None (protection.outlook.com: cavium.com does not designate\n\tpermitted sender hosts)", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-OriginatorOrg": "caviumnetworks.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "28 Aug 2017 16:07:11.3688\n\t(UTC)", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CY4PR07MB3464", "Subject": "[dpdk-dev] [PATCH v2] service: add API for service count per lcore", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This new API returns the number of services that are running on a specific\nservice core. It allows an application to decide which service core to run\na new service on.\n\nSigned-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>\n---\n\nv2 changes:\n - reword the commit title according to the check-git-log.sh\n - modify return types\n - add function to .map file\n\n lib/librte_eal/bsdapp/eal/rte_eal_version.map | 7 +++++++\n lib/librte_eal/common/include/rte_service.h | 13 +++++++++++++\n lib/librte_eal/common/rte_service.c | 13 +++++++++++++\n lib/librte_eal/linuxapp/eal/rte_eal_version.map | 7 +++++++\n 4 files changed, 40 insertions(+)\n\n--\n2.7.4", "diff": "diff --git a/lib/librte_eal/bsdapp/eal/rte_eal_version.map b/lib/librte_eal/bsdapp/eal/rte_eal_version.map\nindex aac6fd7..5fe8d79 100644\n--- a/lib/librte_eal/bsdapp/eal/rte_eal_version.map\n+++ b/lib/librte_eal/bsdapp/eal/rte_eal_version.map\n@@ -237,3 +237,10 @@ EXPERIMENTAL {\n \trte_service_unregister;\n\n } DPDK_17.08;\n+\n+EXPERIMENTAL {\n+\tglobal:\n+\n+\trte_service_lcore_count_services;\n+\n+} DPDK_17.11;\ndiff --git a/lib/librte_eal/common/include/rte_service.h b/lib/librte_eal/common/include/rte_service.h\nindex 7c6f738..9537ae5 100644\n--- a/lib/librte_eal/common/include/rte_service.h\n+++ b/lib/librte_eal/common/include/rte_service.h\n@@ -374,6 +374,19 @@ int32_t rte_service_lcore_list(uint32_t array[], uint32_t n);\n * @warning\n * @b EXPERIMENTAL: this API may change without prior notice\n *\n+ * Get the numer of services running on the supplied lcore.\n+ *\n+ * @param Lcore Id of the service core.\n+ * @retval >=0 Number of services registered to this core.\n+ * @retval -EINVAL Invalid lcore provided\n+ * @retval -ENOTSUP The provided lcore is not a service core.\n+ */\n+int32_t rte_service_lcore_count_services(uint32_t lcore);\n+\n+/**\n+ * @warning\n+ * @b EXPERIMENTAL: this API may change without prior notice\n+ *\n * Dumps any information available about the service. If service is NULL,\n * dumps info for all services.\n */\ndiff --git a/lib/librte_eal/common/rte_service.c b/lib/librte_eal/common/rte_service.c\nindex 7efb76d..616bad3 100644\n--- a/lib/librte_eal/common/rte_service.c\n+++ b/lib/librte_eal/common/rte_service.c\n@@ -397,6 +397,19 @@ rte_service_lcore_list(uint32_t array[], uint32_t n)\n }\n\n int32_t\n+rte_service_lcore_count_services(uint32_t lcore)\n+{\n+\tif (lcore >= RTE_MAX_LCORE)\n+\t\treturn -EINVAL;\n+\n+\tstruct core_state *cs = &lcore_states[lcore];\n+\tif (!cs->is_service_core)\n+\t\treturn -ENOTSUP;\n+\n+\treturn __builtin_popcountll(cs->service_mask);\n+}\n+\n+int32_t\n rte_service_start_with_defaults(void)\n {\n \t/* create a default mapping from cores to services, then start the\ndiff --git a/lib/librte_eal/linuxapp/eal/rte_eal_version.map b/lib/librte_eal/linuxapp/eal/rte_eal_version.map\nindex 3a8f154..e848c45 100644\n--- a/lib/librte_eal/linuxapp/eal/rte_eal_version.map\n+++ b/lib/librte_eal/linuxapp/eal/rte_eal_version.map\n@@ -242,3 +242,10 @@ EXPERIMENTAL {\n \trte_service_unregister;\n\n } DPDK_17.08;\n+\n+EXPERIMENTAL {\n+\tglobal:\n+\n+\trte_service_lcore_count_services;\n+\n+} DPDK_17.11;\n", "prefixes": [ "dpdk-dev", "v2" ] }