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GET /api/patches/102597/?format=api
{ "id": 102597, "url": "https://patches.dpdk.org/api/patches/102597/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/1634836698-10864-1-git-send-email-vladimir.medvedkin@intel.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": "<1634836698-10864-1-git-send-email-vladimir.medvedkin@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1634836698-10864-1-git-send-email-vladimir.medvedkin@intel.com", "date": "2021-10-21T17:18:13", "name": "[v4,0/5] optimized Toeplitz hash implementation", "commit_ref": null, "pull_url": null, "state": null, "archived": false, "hash": null, "submitter": { "id": 1216, "url": "https://patches.dpdk.org/api/people/1216/?format=api", "name": "Vladimir Medvedkin", "email": "vladimir.medvedkin@intel.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/1634836698-10864-1-git-send-email-vladimir.medvedkin@intel.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/102597/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/102597/checks/", "tags": {}, "related": [], "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 EE7E0A0C43;\n\tThu, 21 Oct 2021 19:20:50 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 6AE0E410E7;\n\tThu, 21 Oct 2021 19:20:44 +0200 (CEST)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n by mails.dpdk.org (Postfix) with ESMTP id B7AFA40DF5\n for <dev@dpdk.org>; Thu, 21 Oct 2021 19:20:40 +0200 (CEST)", "from orsmga003.jf.intel.com ([10.7.209.27])\n by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 21 Oct 2021 10:18:25 -0700", "from silpixa00400072.ir.intel.com ([10.237.222.213])\n by orsmga003.jf.intel.com with ESMTP; 21 Oct 2021 10:18:20 -0700" ], "X-IronPort-AV": [ "E=McAfee;i=\"6200,9189,10144\"; a=\"252594954\"", "E=Sophos;i=\"5.87,170,1631602800\"; d=\"scan'208\";a=\"252594954\"", "E=Sophos;i=\"5.87,170,1631602800\"; d=\"scan'208\";a=\"445426178\"" ], "X-ExtLoop1": "1", "From": "Vladimir Medvedkin <vladimir.medvedkin@intel.com>", "To": "dev@dpdk.org", "Cc": "yipeng1.wang@intel.com, sameh.gobriel@intel.com,\n bruce.richardson@intel.com, konstantin.ananyev@intel.com,\n stephen@networkplumber.org", "Date": "Thu, 21 Oct 2021 18:18:13 +0100", "Message-Id": "<1634836698-10864-1-git-send-email-vladimir.medvedkin@intel.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1634754016-367978-1-git-send-email-vladimir.medvedkin@intel.com>", "References": "<1634754016-367978-1-git-send-email-vladimir.medvedkin@intel.com>", "Subject": "[dpdk-dev] [PATCH v4 0/5] optimized Toeplitz hash implementation", "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", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This patch series adds a new optimized implementation for the Toeplitz hash\nfunction using Galois Fields New instruction (GFNI).\nThe main use case of this function is to calculate the hash value for a single\ndata, so there is no bulk implementation.\nFor performance reasons, the implementation was placed in a public header.\nIt is the responsibility of the user to ensure the platform supports GFNI\n(by doing runtime checks of rte_thash_gfni_supported variable) before calling\nthese functions.\n\nv4:\n- included rte_log.h inside the rte_thash_gfni.h\n\nv3:\n- implementation moved to x86 specific header\n- added rte_thash_gfni_supported() instead of the variable\n- removed RTE_INIT section, due to adding rte_thash_gfni_supported()\n- reworked rte_thash_complete_matrix() to make it easier tor read\n\nv2:\n- fixed typos\n- made big_rss_key static const and indented\n- addressed Konstantin's comments\n\nVladimir Medvedkin (5):\n hash: add new toeplitz hash implementation\n hash: enable gfni thash implementation\n doc/hash: update documentation for the thash library\n test/thash: add tests for a new Toeplitz hash function\n test/thash: add performance tests for the Toeplitz hash\n\n app/test/meson.build | 2 +\n app/test/test_thash.c | 237 ++++++++++++++++++++++++++++\n app/test/test_thash_perf.c | 120 ++++++++++++++\n doc/api/doxy-api-index.md | 1 +\n doc/guides/prog_guide/toeplitz_hash_lib.rst | 37 ++++-\n doc/guides/rel_notes/release_21_11.rst | 4 +\n lib/hash/meson.build | 1 +\n lib/hash/rte_thash.c | 71 ++++++++-\n lib/hash/rte_thash.h | 54 +++++++\n lib/hash/rte_thash_gfni.h | 87 ++++++++++\n lib/hash/rte_thash_x86_gfni.h | 221 ++++++++++++++++++++++++++\n lib/hash/version.map | 3 +\n 12 files changed, 830 insertions(+), 8 deletions(-)\n create mode 100644 app/test/test_thash_perf.c\n create mode 100644 lib/hash/rte_thash_gfni.h\n create mode 100644 lib/hash/rte_thash_x86_gfni.h", "diff": null, "prefixes": [ "v4", "0/5" ] }