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{ "id": 79783, "url": "http://patches.dpdk.org/api/covers/79783/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20201006150316.5776-1-konstantin.ananyev@intel.com/", "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": "<20201006150316.5776-1-konstantin.ananyev@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20201006150316.5776-1-konstantin.ananyev@intel.com", "date": "2020-10-06T15:03:02", "name": "[v4,00/14] acl: introduce AVX512 classify methods", "submitter": { "id": 33, "url": "http://patches.dpdk.org/api/people/33/?format=api", "name": "Ananyev, Konstantin", "email": "konstantin.ananyev@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/20201006150316.5776-1-konstantin.ananyev@intel.com/mbox/", "series": [ { "id": 12721, "url": "http://patches.dpdk.org/api/series/12721/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=12721", "date": "2020-10-06T15:03:02", "name": "acl: introduce AVX512 classify methods", "version": 4, "mbox": "http://patches.dpdk.org/series/12721/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/79783/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 3BCF8A04BB;\n\tTue, 6 Oct 2020 17:08:05 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 1A8BA1B68E;\n\tTue, 6 Oct 2020 17:08:04 +0200 (CEST)", "from mga12.intel.com (mga12.intel.com [192.55.52.136])\n by dpdk.org (Postfix) with ESMTP id 148F21B671\n for <dev@dpdk.org>; Tue, 6 Oct 2020 17:08:02 +0200 (CEST)", "from fmsmga005.fm.intel.com ([10.253.24.32])\n by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 06 Oct 2020 08:03:29 -0700", "from sivswdev08.ir.intel.com ([10.237.217.47])\n by fmsmga005.fm.intel.com with ESMTP; 06 Oct 2020 08:03:24 -0700" ], "IronPort-SDR": [ "\n IVuAUv6RFbu3CyWWUR1Sx3hO2/vWS4oapnNQoPkyoZOVbdcztBmLBcKbGWmWFI/Jwq4qRTOJyo\n 9oOoow9xzBuw==", "\n Sm9ZGUKD8iCAiPpbyTVUYuHJjGR6MnqmmTERic6o8TPwVyUA4bE30DFIf7+R9kypUUOrz776Y0\n dzxBw6OB2p1w==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9765\"; a=\"143919402\"", "E=Sophos;i=\"5.77,343,1596524400\"; d=\"scan'208\";a=\"143919402\"", "E=Sophos;i=\"5.77,343,1596524400\"; d=\"scan'208\";a=\"518315332\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Konstantin Ananyev <konstantin.ananyev@intel.com>", "To": "dev@dpdk.org", "Cc": "jerinj@marvell.com, ruifeng.wang@arm.com, vladimir.medvedkin@intel.com,\n Konstantin Ananyev <konstantin.ananyev@intel.com>", "Date": "Tue, 6 Oct 2020 16:03:02 +0100", "Message-Id": "<20201006150316.5776-1-konstantin.ananyev@intel.com>", "X-Mailer": "git-send-email 2.18.0", "In-Reply-To": "<20201005184526.7465-1-konstantin.ananyev@intel.com>", "References": "<20201005184526.7465-1-konstantin.ananyev@intel.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH v4 00/14] acl: introduce AVX512 classify methods", "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://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": "These patch series introduce support of AVX512 specific classify\nimplementation for ACL library.\nIt adds two new algorithms:\n - RTE_ACL_CLASSIFY_AVX512X16 - can process up to 16 flows in parallel.\n It uses 256-bit width instructions/registers only\n (to avoid frequency level change).\n On my SKX box test-acl shows ~15-30% improvement\n (depending on rule-set and input burst size)\n when switching from AVX2 to AVX512X16 classify algorithms.\n - RTE_ACL_CLASSIFY_AVX512X32 - can process up to 32 flows in parallel.\n It uses 512-bit width instructions/registers and provides higher\n performance then AVX512X16, but can cause frequency level change.\n On my SKX box test-acl shows ~50-70% improvement\n (depending on rule-set and input burst size)\n when switching from AVX2 to AVX512X32 classify algorithms.\n ICX and CLX testing showed similar level of speedup.\n\nCurrent AVX512 classify implementation is only supported on x86_64.\nNote that this series introduce a formal ABI incompatibility\nwith previous versions of ACL library.\n\nDepends-on: patch-79310 (\"eal/x86: introduce AVX 512-bit type\")\n\nv3 -> v4\n Fix problems with meson 0.47\n Updates to conform latest changes in the mainline\n (removal of RTE_MACHINE_CPUFLAG_*)\n Fix checkpatch warnings\n\nv2 -> v3:\n Fix checkpatch warnings\n Split AVX512 algorithm into two and deduplicate common code\nv1 -> v2:\n Deduplicated 8/16 code paths as much as possible\n Updated default algorithm selection\n Removed library constructor to make it easier integrate with\n https://patches.dpdk.org/project/dpdk/list/?series=11831\n Updated docs\n\n\nKonstantin Ananyev (14):\n acl: fix x86 build when compiler doesn't support AVX2\n doc: fix missing classify methods in ACL guide\n acl: remove of unused enum value\n acl: remove library constructor\n app/acl: few small improvements\n test/acl: expand classify test coverage\n acl: add infrastructure to support AVX512 classify\n acl: introduce 256-bit width AVX512 classify implementation\n acl: update default classify algorithm selection\n acl: introduce 512-bit width AVX512 classify implementation\n acl: for AVX512 classify use 4B load whenever possible\n acl: deduplicate AVX512 code paths\n test/acl: add AVX512 classify support\n app/acl: add AVX512 classify support\n\n app/test-acl/main.c | 23 +-\n app/test/test_acl.c | 105 ++--\n config/x86/meson.build | 3 +-\n .../prog_guide/packet_classif_access_ctrl.rst | 20 +\n doc/guides/rel_notes/deprecation.rst | 4 -\n doc/guides/rel_notes/release_20_11.rst | 12 +\n lib/librte_acl/acl.h | 16 +\n lib/librte_acl/acl_bld.c | 34 ++\n lib/librte_acl/acl_gen.c | 2 +-\n lib/librte_acl/acl_run_avx512.c | 164 ++++++\n lib/librte_acl/acl_run_avx512_common.h | 477 ++++++++++++++++++\n lib/librte_acl/acl_run_avx512x16.h | 341 +++++++++++++\n lib/librte_acl/acl_run_avx512x8.h | 253 ++++++++++\n lib/librte_acl/meson.build | 48 ++\n lib/librte_acl/rte_acl.c | 212 ++++++--\n lib/librte_acl/rte_acl.h | 4 +-\n 16 files changed, 1618 insertions(+), 100 deletions(-)\n create mode 100644 lib/librte_acl/acl_run_avx512.c\n create mode 100644 lib/librte_acl/acl_run_avx512_common.h\n create mode 100644 lib/librte_acl/acl_run_avx512x16.h\n create mode 100644 lib/librte_acl/acl_run_avx512x8.h" }