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http://patchwork.dpdk.org/api/covers/123656/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/cover/20230210065407.209567-1-kamalakshitha.aligeri@arm.com/", "project": { "id": 1, "url": "http://patchwork.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": "<20230210065407.209567-1-kamalakshitha.aligeri@arm.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20230210065407.209567-1-kamalakshitha.aligeri@arm.com", "date": "2023-02-10T06:54:05", "name": "[v2,0/2] Integrated mempool cache zero-copy API's", "submitter": { "id": 2887, "url": "http://patchwork.dpdk.org/api/people/2887/?format=api", "name": "Kamalakshitha Aligeri", "email": "kamalakshitha.aligeri@arm.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/cover/20230210065407.209567-1-kamalakshitha.aligeri@arm.com/mbox/", "series": [ { "id": 26941, "url": "http://patchwork.dpdk.org/api/series/26941/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=26941", "date": "2023-02-10T06:54:05", "name": "Integrated mempool cache zero-copy API's", "version": 2, "mbox": "http://patchwork.dpdk.org/series/26941/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/covers/123656/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 BE0BC41C5B;\n\tFri, 10 Feb 2023 07:54:31 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id A22BF40EE6;\n\tFri, 10 Feb 2023 07:54:31 +0100 (CET)", "from foss.arm.com (foss.arm.com [217.140.110.172])\n by mails.dpdk.org (Postfix) with ESMTP id DB8DD40EE3\n for <dev@dpdk.org>; Fri, 10 Feb 2023 07:54:30 +0100 (CET)", "from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14])\n by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id CDB6F4B3;\n Thu, 9 Feb 2023 22:55:12 -0800 (PST)", "from ampere-altra-2-1.usa.Arm.com (ampere-altra-2-1.usa.arm.com\n [10.118.91.158])\n by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 244833F8C6;\n Thu, 9 Feb 2023 22:54:30 -0800 (PST)" ], "From": "Kamalakshitha Aligeri <kamalakshitha.aligeri@arm.com>", "To": "Yuying.Zhang@intel.com, beilei.xing@intel.com, olivier.matz@6wind.com,\n andrew.rybchenko@oktetlabs.ru, bruce.richardson@intel.com,\n mb@smartsharesystems.com, konstantin.ananyev@huawei.com,\n Honnappa.Nagarahalli@arm.com, ruifeng.wang@arm.com, feifei.wang2@arm.com", "Cc": "dev@dpdk.org, nd@arm.com,\n Kamalakshitha Aligeri <kamalakshitha.aligeri@arm.com>", "Subject": "[PATCH v2 0/2] Integrated mempool cache zero-copy API's", "Date": "Fri, 10 Feb 2023 06:54:05 +0000", "Message-Id": "<20230210065407.209567-1-kamalakshitha.aligeri@arm.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20230209062501.142828-1-kamalakshitha.aligeri@arm.com>", "References": "<20230209062501.142828-1-kamalakshitha.aligeri@arm.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "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": "In i40e PMD, for fast_free path in Tx, freeing mbufs need to do an extra\nmemcpy due to the special structure of ‘txep’.\nThus, replaced the put_bulk function with the zero-copy put API to\navoid the cost of this memcpy.\nOn Ampere-altra server, for single-core DPDK l3fwd test, throughput\nimproves by 5% with the new API\n\nv2:\nFixed the code for n > RTE_MEMPOOL_CACHE_MAX_SIZE (Morten Brorup)\nv1:\n1. Integrated the zc_put API in i40e PMD\n2. Added mempool test cases with the zero-cpoy API's\n\nKamalakshitha Aligeri (2):\n net/i40e: replace put function\n test/mempool: add zero-copy API's\n\n .mailmap | 1 +\n app/test/test_mempool.c | 81 ++++++++++++++++++-------\n drivers/net/i40e/i40e_rxtx_vec_common.h | 28 +++++++--\n 3 files changed, 84 insertions(+), 26 deletions(-)\n\n--\n2.25.1" }{ "id": 123656, "url": "