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http://patches.dpdk.org/api/covers/114447/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20220729071841.18198-1-kuka@cesnet.cz/", "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": "<20220729071841.18198-1-kuka@cesnet.cz>", "list_archive_url": "https://inbox.dpdk.org/dev/20220729071841.18198-1-kuka@cesnet.cz", "date": "2022-07-29T07:18:39", "name": "[v2,0/2] pcapng: fix some issues with writing packets.", "submitter": { "id": 2786, "url": "http://patches.dpdk.org/api/people/2786/?format=api", "name": "Mário Kuka", "email": "kuka@cesnet.cz" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/20220729071841.18198-1-kuka@cesnet.cz/mbox/", "series": [ { "id": 24136, "url": "http://patches.dpdk.org/api/series/24136/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=24136", "date": "2022-07-29T07:18:39", "name": "pcapng: fix some issues with writing packets.", "version": 2, "mbox": "http://patches.dpdk.org/series/24136/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/114447/comments/", "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 74577A00C4;\n\tFri, 29 Jul 2022 18:03:15 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 20DF44069C;\n\tFri, 29 Jul 2022 18:03:15 +0200 (CEST)", "from office2.cesnet.cz (office2.cesnet.cz [195.113.144.244])\n by mails.dpdk.org (Postfix) with ESMTP id 898C140151\n for <dev@dpdk.org>; Fri, 29 Jul 2022 09:19:11 +0200 (CEST)", "from dpdk-test8.liberouter.org (rt-tmc-kou.liberouter.org\n [195.113.172.126])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by office2.cesnet.cz (Postfix) with ESMTPSA id BD82B40006C;\n Fri, 29 Jul 2022 09:19:10 +0200 (CEST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=cesnet.cz;\n s=office2-2020; t=1659079151;\n bh=lrwcC+7G56DLxLtzHf0PsmeH7De90oOhM6SoY5f3tZw=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References;\n b=DisvCfkkmuCyGmrwwwAtt97M5FR+N2r+elldRBMNr6Ae1KgyNzqLr7FTMr9IiSunF\n qXpxF4R+ealR5laElNtGN4CwlJh3HQOVHTQ+rr+IvWCEbWuaahMdrhZzY4pLrc4FZH\n 1ZXn7S6KiwpbD9tlEtu/SL7EsXnZB8+FcvZ75TS2OvSqs0MxwvdOm9l5OttAQHXHNo\n blJIYOqI7433pbGbABvN2VQC2CW0SgQbxJO7nD8Jzr1vxCoOyCepl4+zWXGpYPG9FO\n nG9C/AZAVQRZSoCGPkMaN07xk/hjrr2Nq3Iu3JpnOmeilfg8g1K4Y9WpUH7B/DDCgJ\n +VPml+Y+E8QfA==", "From": "=?utf-8?q?M=C3=A1rio_Kuka?= <kuka@cesnet.cz>", "To": "kuka@cesnet.cz", "Cc": "dev@dpdk.org, mdr@ashroe.eu, reshma.pattan@intel.com,\n stephen@networkplumber.org", "Subject": "[PATCH v2 0/2] pcapng: fix some issues with writing packets.", "Date": "Fri, 29 Jul 2022 09:18:39 +0200", "Message-Id": "<20220729071841.18198-1-kuka@cesnet.cz>", "X-Mailer": "git-send-email 2.31.1", "In-Reply-To": "<20220725152811.409447-1-kuka@cesnet.cz>", "References": "<20220725152811.409447-1-kuka@cesnet.cz>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "X-Mailman-Approved-At": "Fri, 29 Jul 2022 18:03:14 +0200", "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": "This patchset contains fixes for some issues that occur when writing a \nlarge burst of packets at once, such as writing more packets than the\nIOV_MAX limit and the problem of partial writing of a packet to a file \nif the writev() system call performs a partial write.\n\nThe typical use of pcapng in our cases is to copy the packets into a \nseparate buffer and the process of writing to the file is done in some\nslow path, for example by writing in a separate thread or at the end of\nthe application, where we don't mind the limitation of the typically \nslow speed of the storage medium.\n\nMário Kuka (2):\n pcapng: fix write more packets than IOV_MAX limit\n pcapng: check if writev() returns a partial write\n\n app/test/test_pcapng.c | 42 +++++++++++++++++-\n lib/pcapng/rte_pcapng.c | 96 +++++++++++++++++++++++++++++++++--------\n 2 files changed, 120 insertions(+), 18 deletions(-)" }{ "id": 114447, "url": "