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GET /api/patches/40896/?format=api
{ "id": 40896, "url": "https://patches.dpdk.org/api/patches/40896/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1528477766-15788-13-git-send-email-anoob.joseph@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": "<1528477766-15788-13-git-send-email-anoob.joseph@caviumnetworks.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1528477766-15788-13-git-send-email-anoob.joseph@caviumnetworks.com", "date": "2018-06-08T17:09:23", "name": "[dpdk-dev,12/15] examples/l2fwd: skip timer updates for non master cores", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "3ef8921597c62aa6c67cb4b7bbc68694e42983c8", "submitter": { "id": 893, "url": "https://patches.dpdk.org/api/people/893/?format=api", "name": "Anoob Joseph", "email": "anoob.joseph@caviumnetworks.com" }, "delegate": { "id": 1, "url": "https://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1528477766-15788-13-git-send-email-anoob.joseph@caviumnetworks.com/mbox/", "series": [ { "id": 60, "url": "https://patches.dpdk.org/api/series/60/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=60", "date": "2018-06-08T17:09:11", "name": "preparing l2fwd for eventmode additions", "version": 1, "mbox": "https://patches.dpdk.org/series/60/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/40896/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/40896/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 [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 5D1241D018;\n\tFri, 8 Jun 2018 19:10:57 +0200 (CEST)", "from NAM01-BY2-obe.outbound.protection.outlook.com\n\t(mail-by2nam01on0079.outbound.protection.outlook.com [104.47.34.79])\n\tby dpdk.org (Postfix) with ESMTP id DF9921D014\n\tfor <dev@dpdk.org>; Fri, 8 Jun 2018 19:10:52 +0200 (CEST)", "from ajoseph83.caveonetworks.com.caveonetworks.com (115.113.156.2)\n\tby SN6PR07MB4911.namprd07.prod.outlook.com (2603:10b6:805:3c::29)\n\twith Microsoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.820.15;\n\tFri, 8 Jun 2018 17:10:49 +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:X-MS-Exchange-SenderADCheck;\n\tbh=P6CbUHIcMqUXgIhK6kbG1sPsZPYCfNx5ugGfQYdef6s=;\n\tb=TUs7K20REYwB5zetIPu0l4FyzEsu+Tjl6ekd9JxrqCn8yfielRmM8HVUKsD7LnSpbhjevh2+I5b5tRTYYaSLPM2F14+b4RFiLzXWEe+prYcVNoKBzVsjNYdqthQMQqZzqYiZzswbPzXe5GrGrDjvcvyyLSlkrG4FwI4wWMHS7eo=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=Anoob.Joseph@cavium.com; ", "From": "Anoob Joseph <anoob.joseph@caviumnetworks.com>", "To": "Bruce Richardson <bruce.richardson@intel.com>,\n\tPablo de Lara <pablo.de.lara.guarch@intel.com>", "Cc": "Anoob Joseph <anoob.joseph@caviumnetworks.com>,\n\tJerin Jacob <jerin.jacob@caviumnetworks.com>,\n\tNarayana Prasad <narayanaprasad.athreya@caviumnetworks.com>, dev@dpdk.org", "Date": "Fri, 8 Jun 2018 22:39:23 +0530", "Message-Id": "<1528477766-15788-13-git-send-email-anoob.joseph@caviumnetworks.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1528477766-15788-1-git-send-email-anoob.joseph@caviumnetworks.com>", "References": "<1528477766-15788-1-git-send-email-anoob.joseph@caviumnetworks.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[115.113.156.2]", "X-ClientProxiedBy": "BM1PR01CA0111.INDPRD01.PROD.OUTLOOK.COM\n\t(2603:1096:b00::27)\n\tTo SN6PR07MB4911.namprd07.prod.outlook.com\n\t(2603:10b6:805:3c::29)", "X-MS-PublicTrafficType": "Email", "X-Microsoft-Antispam": "UriScan:; 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SFP:1101; SCL:1; SRVR:SN6PR07MB4911;\n\tH:ajoseph83.caveonetworks.com.caveonetworks.com; FPR:; SPF:None;\n\tLANG:en; PTR:InfoNoRecords; A:1; MX:1; ", "Received-SPF": "None (protection.outlook.com: cavium.com does not designate\n\tpermitted sender hosts)", "X-Microsoft-Antispam-Message-Info": "86Vza9JEw6bkGVzCJY7uj+NzF3/gBzA3igqN2R+6gsT2y8zilpD807YjEb0C/1qDc/8Du4Q3NF6zFu86c5e+OfoZbBRTCGgv/mqUVtrR4oBAMWDSMIDrHsdYmk/gRAgUq9CUBp+Pb9Ruzvz+qucFn4MHQg2EmlpG01CLb7rFEWkqN6Q7Ja2981sXBRIxSVC/", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-MS-Office365-Filtering-Correlation-Id": "ee17abe7-efa8-4018-f6f6-08d5cd62c983", "X-OriginatorOrg": "caviumnetworks.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "08 Jun 2018 17:10:49.2095\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "ee17abe7-efa8-4018-f6f6-08d5cd62c983", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "711e4ccf-2e9b-4bcf-a551-4094005b6194", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "SN6PR07MB4911", "Subject": "[dpdk-dev] [PATCH 12/15] examples/l2fwd: skip timer updates for non\n\tmaster cores", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://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": "<https://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": "The timer updates and checks are required only for stats printing by the\nmaster core. This can be entirely skipped for other cores.\n\nSigned-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>\n---\n examples/l2fwd/l2fwd_worker.c | 21 +++++++++++++--------\n 1 file changed, 13 insertions(+), 8 deletions(-)", "diff": "diff --git a/examples/l2fwd/l2fwd_worker.c b/examples/l2fwd/l2fwd_worker.c\nindex 231b849..9ba78f6 100644\n--- a/examples/l2fwd/l2fwd_worker.c\n+++ b/examples/l2fwd/l2fwd_worker.c\n@@ -111,6 +111,14 @@ l2fwd_periodic_drain_stats_monitor(struct lcore_queue_conf *qconf,\n \t\t/* Drain buffers */\n \t\tl2fwd_drain_buffers(qconf);\n \n+\t\tt->prev_tsc = cur_tsc;\n+\n+\t\t/* Skip the timer based stats prints if not master core */\n+\t\tif (!is_master_core)\n+\t\t\treturn;\n+\n+\t\t/* On master core */\n+\n \t\t/* if timer is enabled */\n \t\tif (timer_period > 0) {\n \n@@ -120,16 +128,13 @@ l2fwd_periodic_drain_stats_monitor(struct lcore_queue_conf *qconf,\n \t\t\t/* if timer has reached its timeout */\n \t\t\tif (unlikely(t->timer_tsc >= timer_period)) {\n \n-\t\t\t\t/* do this only on master core */\n-\t\t\t\tif (is_master_core) {\n-\t\t\t\t\tprint_stats();\n-\t\t\t\t\t/* reset the timer */\n-\t\t\t\t\tt->timer_tsc = 0;\n-\t\t\t\t}\n+\t\t\t\t/* Print stats */\n+\t\t\t\tprint_stats();\n+\n+\t\t\t\t/* reset the timer */\n+\t\t\t\tt->timer_tsc = 0;\n \t\t\t}\n \t\t}\n-\n-\t\tt->prev_tsc = cur_tsc;\n \t}\n }\n \n", "prefixes": [ "dpdk-dev", "12/15" ] }