From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CA43C04AB5 for ; Mon, 3 Jun 2019 17:35:03 +0000 (UTC) Received: from dpdk.org (dpdk.org [92.243.14.124]) by mail.kernel.org (Postfix) with ESMTP id 98F3921E72 for ; Mon, 3 Jun 2019 17:35:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="fcUJ++3a" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 98F3921E72 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=marvell.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dev-bounces@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id ADE601B9B4; Mon, 3 Jun 2019 19:34:26 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by dpdk.org (Postfix) with ESMTP id 88D001B9B0 for ; Mon, 3 Jun 2019 19:34:24 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x53HKOnK027527; Mon, 3 Jun 2019 10:34:24 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=pfpt0818; bh=AC/59OI0lJMluuOqqotyVsKCQZ0q8g8tU+16VXPS95g=; b=fcUJ++3aM9EBR/GyPcjPqZ0Sl6YmxzpZuHs4gEwdzssDGUPofhjQR8e60d/ayqvLAbAB U5hrssuHHVtuxs0N0dsPTyTkfK43yuaSjT5a3mNTdfmPy1CFuuZzGqFioHaL5OhX/Hso XMg5H3jo/eKnCkjjwVTruyMQQpP7cQYT0H1RRrXDh5Q/3DynQSMabbT54nlPE5lr8nbL Lzl10V1eLEh+DAybUd51cv1dcvq0H0Qy3o2hpeRpoOZ6UZNJwdBx93wImdDgf3oiT/ST 5534wsCk7ZnH1WWbSNFjmjcAGjciiNMKJ31IcLqoNdLYYZ7dyJewk/Wqw1eboD6zw2fk bA== Received: from sc-exch04.marvell.com ([199.233.58.184]) by mx0b-0016f401.pphosted.com with ESMTP id 2sw79pr6t5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 03 Jun 2019 10:34:23 -0700 Received: from SC-EXCH03.marvell.com (10.93.176.83) by SC-EXCH04.marvell.com (10.93.176.84) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Mon, 3 Jun 2019 10:34:21 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Mon, 3 Jun 2019 10:34:19 -0700 Received: from ajoseph83.caveonetworks.com.com (unknown [10.29.45.56]) by maili.marvell.com (Postfix) with ESMTP id A483E3F7040; Mon, 3 Jun 2019 10:34:14 -0700 (PDT) From: Anoob Joseph To: Jerin Jacob , Nikhil Rao , "Erik Gabriel Carrillo" , Abhinandan Gujjar , Bruce Richardson , Pablo de Lara CC: Anoob Joseph , Narayana Prasad , , Lukasz Bartosik , Pavan Nikhilesh , Hemant Agrawal , "Nipun Gupta" , Harry van Haaren , =?UTF-8?q?Mattias=20R=C3=B6nnblom?= , Liang Ma Date: Mon, 3 Jun 2019 23:02:10 +0530 Message-ID: <1559583160-13944-11-git-send-email-anoobj@marvell.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1559583160-13944-1-git-send-email-anoobj@marvell.com> References: <1559583160-13944-1-git-send-email-anoobj@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-03_13:, , signatures=0 Subject: [dpdk-dev] [PATCH 10/39] examples/l2fwd-event: do timer updates only on master X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The timer updates and checks are required only for stats printing by the master core. This can be entirely skipped for other cores. Signed-off-by: Anoob Joseph Signed-off-by: Lukasz Bartosik --- examples/l2fwd-event/l2fwd_worker.c | 21 +++++++++++++-------- 1 file changed, 13 insertions(+), 8 deletions(-) diff --git a/examples/l2fwd-event/l2fwd_worker.c b/examples/l2fwd-event/l2fwd_worker.c index 49bbdb6..58fd5b8 100644 --- a/examples/l2fwd-event/l2fwd_worker.c +++ b/examples/l2fwd-event/l2fwd_worker.c @@ -111,6 +111,14 @@ l2fwd_periodic_drain_stats_monitor(struct lcore_queue_conf *qconf, /* Drain buffers */ l2fwd_drain_buffers(qconf); + t->prev_tsc = cur_tsc; + + /* Skip the timer based stats prints if not master core */ + if (!is_master_core) + return; + + /* On master core */ + /* if timer is enabled */ if (timer_period > 0) { @@ -120,16 +128,13 @@ l2fwd_periodic_drain_stats_monitor(struct lcore_queue_conf *qconf, /* if timer has reached its timeout */ if (unlikely(t->timer_tsc >= timer_period)) { - /* do this only on master core */ - if (is_master_core) { - print_stats(); - /* reset the timer */ - t->timer_tsc = 0; - } + /* Print stats */ + print_stats(); + + /* reset the timer */ + t->timer_tsc = 0; } } - - t->prev_tsc = cur_tsc; } } -- 2.7.4