Cover Detail
Show a cover letter.
GET /api/covers/74226/?format=api
{ "id": 74226, "url": "http://patches.dpdk.org/api/covers/74226/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/1594902556-19511-1-git-send-email-radu.nicolau@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": "<1594902556-19511-1-git-send-email-radu.nicolau@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1594902556-19511-1-git-send-email-radu.nicolau@intel.com", "date": "2020-07-16T12:29:12", "name": "[v7,0/4] eal: add WC store functions", "submitter": { "id": 743, "url": "http://patches.dpdk.org/api/people/743/?format=api", "name": "Radu Nicolau", "email": "radu.nicolau@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/1594902556-19511-1-git-send-email-radu.nicolau@intel.com/mbox/", "series": [ { "id": 11091, "url": "http://patches.dpdk.org/api/series/11091/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=11091", "date": "2020-07-16T12:29:12", "name": "eal: add WC store functions", "version": 7, "mbox": "http://patches.dpdk.org/series/11091/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/74226/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 4B09EA0549;\n\tThu, 16 Jul 2020 14:32:46 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id D96541C208;\n\tThu, 16 Jul 2020 14:32:44 +0200 (CEST)", "from mga05.intel.com (mga05.intel.com [192.55.52.43])\n by dpdk.org (Postfix) with ESMTP id 13FAD1C1A9\n for <dev@dpdk.org>; Thu, 16 Jul 2020 14:32:43 +0200 (CEST)", "from orsmga006.jf.intel.com ([10.7.209.51])\n by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 16 Jul 2020 05:32:42 -0700", "from silpixa00383879.ir.intel.com ([10.237.222.142])\n by orsmga006.jf.intel.com with ESMTP; 16 Jul 2020 05:32:40 -0700" ], "IronPort-SDR": [ "\n 70Kctn69MuNXQaLtUS1n1xv83T52J4UxuqGVbeoFllH7ZddgKlDixedfuZiM01sPXIXgNy7I9m\n fQ5QH90TQavA==", "\n +jo7S1ds21JXmSApg0YQz2qJ7iiK1ZRc44+IqS03OBzEwuWsQkicJMHmJ6STMbToy0Vv0mJbs1\n zbxtwpRkBqlA==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9683\"; a=\"234224344\"", "E=Sophos;i=\"5.75,359,1589266800\"; d=\"scan'208\";a=\"234224344\"", "E=Sophos;i=\"5.75,359,1589266800\"; d=\"scan'208\";a=\"286466666\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Radu Nicolau <radu.nicolau@intel.com>", "To": "dev@dpdk.org", "Cc": "beilei.xing@intel.com, jia.guo@intel.com, bruce.richardson@intel.com,\n konstantin.ananyev@intel.com, jerinjacobk@gmail.com,\n david.marchand@redhat.com, fiona.trahe@intel.com, wei.zhao1@intel.com,\n ruifeng.wang@arm.com, Radu Nicolau <radu.nicolau@intel.com>", "Date": "Thu, 16 Jul 2020 13:29:12 +0100", "Message-Id": "<1594902556-19511-1-git-send-email-radu.nicolau@intel.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1591870283-7776-1-git-send-email-radu.nicolau@intel.com>", "References": "<1591870283-7776-1-git-send-email-radu.nicolau@intel.com>", "Subject": "[dpdk-dev] [PATCH v7 0/4] eal: add WC store functions", "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": "Implement 2 new functions that will enable write combining\nstores depending on architecture. The functions are provided\nas a generic stub and a x86 specific implementation.\n\nThe reason to implement these functions is to improve performance\nby reducing the overhead associated with regular mmio writes when\nupdating the hardware queue tails and doorbells.\n\nWith this patch set the I40E, IXGBE and QAT PMDs are updated to\nuse the write combining store functions with other PMDs to follow.\n\nRadu Nicolau (4):\n eal: add WC store functions\n net/i40e: use WC store to update queue tail registers\n common/qat: use WC store to update queue tail registers\n net/ixgbe: use WC store to update doorbell register\n\n .../qat/qat_adf/adf_transport_access_macros.h | 6 ++-\n drivers/net/i40e/base/i40e_osdep.h | 5 ++\n drivers/net/i40e/i40e_rxtx.c | 8 ++--\n drivers/net/i40e/i40e_rxtx_vec_avx2.c | 4 +-\n drivers/net/i40e/i40e_rxtx_vec_sse.c | 4 +-\n drivers/net/ixgbe/base/ixgbe_osdep.h | 6 +++\n drivers/net/ixgbe/ixgbe_rxtx.c | 4 +-\n drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c | 4 +-\n lib/librte_eal/arm/include/rte_io_64.h | 12 +++++\n lib/librte_eal/include/generic/rte_io.h | 48 +++++++++++++++++++\n lib/librte_eal/x86/include/rte_io.h | 56 ++++++++++++++++++++++\n 11 files changed, 143 insertions(+), 14 deletions(-)" }