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{ "id": 56584, "url": "http://patches.dpdk.org/api/covers/56584/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20190717090408.13717-1-vattunuru@marvell.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": "<20190717090408.13717-1-vattunuru@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190717090408.13717-1-vattunuru@marvell.com", "date": "2019-07-17T09:04:04", "name": "[v7,0/4] kni: add IOVA=VA support", "submitter": { "id": 1277, "url": "http://patches.dpdk.org/api/people/1277/?format=api", "name": "Vamsi Krishna Attunuru", "email": "vattunuru@marvell.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/20190717090408.13717-1-vattunuru@marvell.com/mbox/", "series": [ { "id": 5556, "url": "http://patches.dpdk.org/api/series/5556/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=5556", "date": "2019-07-17T09:04:04", "name": "kni: add IOVA=VA support", "version": 7, "mbox": "http://patches.dpdk.org/series/5556/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/56584/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id D89AC1C01;\n\tWed, 17 Jul 2019 11:04:53 +0200 (CEST)", "from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com\n\t[67.231.156.173]) by dpdk.org (Postfix) with ESMTP id C0C8E1B53\n\tfor <dev@dpdk.org>; Wed, 17 Jul 2019 11:04:52 +0200 (CEST)", "from pps.filterd (m0045851.ppops.net [127.0.0.1])\n\tby mx0b-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id\n\tx6H93g9C002046; Wed, 17 Jul 2019 02:04:51 -0700", "from sc-exch01.marvell.com ([199.233.58.181])\n\tby mx0b-0016f401.pphosted.com with ESMTP id 2ts0a26x08-4\n\t(version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); \n\tWed, 17 Jul 2019 02:04:51 -0700", "from SC-EXCH01.marvell.com (10.93.176.81) by SC-EXCH01.marvell.com\n\t(10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1367.3;\n\tWed, 17 Jul 2019 02:04:49 -0700", "from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com\n\t(10.93.176.81) with Microsoft SMTP Server id 15.0.1367.3 via Frontend\n\tTransport; Wed, 17 Jul 2019 02:04:49 -0700", "from hyd1vattunuru-dt.caveonetworks.com (unknown [10.29.52.72])\n\tby maili.marvell.com (Postfix) with ESMTP id A1C2B3F703F;\n\tWed, 17 Jul 2019 02:04:46 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n\th=from : to : cc :\n\tsubject : date : message-id : in-reply-to : references : mime-version\n\t: content-type; s=pfpt0818;\n\tbh=3uF6D61GK3Ir/6vFD4TIGoTt/D1nemPH5xYJprKEoOE=; \n\tb=X0IqKWd1MqfmOHjlN3yYGKQuVqzxYh++YlUfN1BdURvuRpY+8Md7kTmpTf8arBq2ve6T\n\toRZJD2+GzUXC+vajjTTjOky1DuCKShCl7ObQaPpKGZZ6hCE+aB0cmrPEhft9QHb9p6+M\n\tyLxS7e4/upE1Lm7KT6nl2q3pwcNu5eDaf+dkhHk/HnDm0H7qpzz4n+L9xhpBCJ2rnVAs\n\tLIb50bMLI081ruAK5hIotABBwtdqOB62VIIePm/IrITkEIATTn+dzhOfBOCoAVV7Vrdb\n\tImu75B9/A3LeyP4VscgmvZFZTut9dkupJSxrs7M9IAbyNJdKy781o0jDCEh9gniKng57\n\tmw== ", "From": "<vattunuru@marvell.com>", "To": "<dev@dpdk.org>", "CC": "<thomas@monjalon.net>, <jerinj@marvell.com>, <olivier.matz@6wind.com>,\n\t<ferruh.yigit@intel.com>, <anatoly.burakov@intel.com>,\n\t<kirankumark@marvell.com>, Vamsi Attunuru <vattunuru@marvell.com>", "Date": "Wed, 17 Jul 2019 14:34:04 +0530", "Message-ID": "<20190717090408.13717-1-vattunuru@marvell.com>", "X-Mailer": "git-send-email 2.8.4", "In-Reply-To": "<20190625035700.2953-1-vattunuru@marvell.com>", "References": "<20190625035700.2953-1-vattunuru@marvell.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10434:5.22.84,1.0.8\n\tdefinitions=2019-07-17_03:2019-07-16,2019-07-17 signatures=0", "Subject": "[dpdk-dev] [PATCH v7 0/4] kni: add IOVA=VA support", "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\t<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\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Vamsi Attunuru <vattunuru@marvell.com>\n\n----\nV7 Changes:\n* Removed previously proposed mempool flag and made those page boundary\nchecks default in mempool populate() except for the objects size bigger\nthan the size of page.\n* Removed KNI example application related changes since pool related\nrequirement is taken care in mempool lib.\n* All PCI dev related info is moved under rte_eal_iova_mode() == VA check.\n* Added wrapper functions in KNI module to hide IOVA checks and make\naddress translation routines more readable.\n* Updated IOVA mode checks that enforcing IOVA=PA mode when IOVA=VA mode\nis enabled. \n\nV6 Changes:\n* Added new mempool flag to ensure mbuf memory is not scattered\nacross page boundaries.\n* Added KNI kernel module required PCI device information.\n* Modified KNI example application to create mempool with new\nmempool flag.\n\nV5 changes:\n* Fixed build issue with 32b build\n\nV4 changes:\n* Fixed build issues with older kernel versions\n* This approach will only work with kernel above 4.4.0\n\nV3 Changes:\n* Add new approach to work kni with IOVA=VA mode using\niommu_iova_to_phys API.\n\nKiran Kumar K (1):\n kni: add IOVA=VA support in KNI module\n\nVamsi Attunuru (3):\n mempool: modify mempool populate() to skip objects from page\n boundaries\n kni: add IOVA = VA support in KNI lib\n kni: modify IOVA mode checks to support VA\n\n doc/guides/prog_guide/kernel_nic_interface.rst | 8 +++\n kernel/linux/kni/compat.h | 4 ++\n kernel/linux/kni/kni_dev.h | 4 ++\n kernel/linux/kni/kni_misc.c | 71 ++++++++++++++++++++---\n kernel/linux/kni/kni_net.c | 59 ++++++++++++++-----\n lib/librte_eal/linux/eal/eal.c | 4 +-\n lib/librte_eal/linux/eal/include/rte_kni_common.h | 8 +++\n lib/librte_kni/Makefile | 1 +\n lib/librte_kni/meson.build | 1 +\n lib/librte_kni/rte_kni.c | 59 +++++++++++++++++--\n lib/librte_mempool/rte_mempool.c | 2 +-\n lib/librte_mempool/rte_mempool_ops_default.c | 33 ++++++++++-\n 12 files changed, 223 insertions(+), 31 deletions(-)" }