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{ "id": 45996, "url": "http://patchwork.dpdk.org/api/covers/45996/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/cover/1538599994-23331-1-git-send-email-eric.zhang@windriver.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": "<1538599994-23331-1-git-send-email-eric.zhang@windriver.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1538599994-23331-1-git-send-email-eric.zhang@windriver.com", "date": "2018-10-03T20:53:11", "name": "[v3,0/3] force IOVA to a particular mode", "submitter": { "id": 1087, "url": "http://patchwork.dpdk.org/api/people/1087/?format=api", "name": "eric zhang", "email": "eric.zhang@windriver.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/cover/1538599994-23331-1-git-send-email-eric.zhang@windriver.com/mbox/", "series": [ { "id": 1679, "url": "http://patchwork.dpdk.org/api/series/1679/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=1679", "date": "2018-10-03T20:53:11", "name": "force IOVA to a particular mode", "version": 3, "mbox": "http://patchwork.dpdk.org/series/1679/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/covers/45996/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 796881B45C;\n\tWed, 3 Oct 2018 22:53:57 +0200 (CEST)", "from mail.windriver.com (mail.windriver.com [147.11.1.11])\n\tby dpdk.org (Postfix) with ESMTP id 0465B1B45B\n\tfor <dev@dpdk.org>; Wed, 3 Oct 2018 22:53:55 +0200 (CEST)", "from ALA-HCA.corp.ad.wrs.com ([147.11.189.40])\n\tby mail.windriver.com (8.15.2/8.15.1) with ESMTPS id w93Krs4G010372\n\t(version=TLSv1 cipher=AES128-SHA bits=128 verify=FAIL);\n\tWed, 3 Oct 2018 13:53:54 -0700 (PDT)", "from yow-ezhang-lx.wrs.com (128.224.56.213) by\n\tALA-HCA.corp.ad.wrs.com (147.11.189.50) with Microsoft SMTP Server\n\t(TLS) id 14.3.408.0; Wed, 3 Oct 2018 13:53:21 -0700" ], "From": "eric zhang <eric.zhang@windriver.com>", "To": "<anatoly.burakov@intel.com>, <john.mcnamara@intel.com>", "CC": "<allain.legacy@windriver.com>, <matt.peters@windriver.com>,\n\t<dev@dpdk.org>", "Date": "Wed, 3 Oct 2018 16:53:11 -0400", "Message-ID": "<1538599994-23331-1-git-send-email-eric.zhang@windriver.com>", "X-Mailer": "git-send-email 2.7.4", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[128.224.56.213]", "Subject": "[dpdk-dev] [PATCH v3 0/3] force IOVA to a particular mode", "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": "This patchset introduces an EAL command line option \"--iova-mode\"\nto give the user a facility to force IOVA mode to a special value.\n\nAuto detection of the IOVA mode, based on probing the bus and IOMMU\nconfiguration, may not report the desired addressing mode when virtual\ndevices that are not directly attached to the bus are present.\nThe EAL command line option \"--iova-mode\" can be used to select either\nphysical addressing('pa') or virtual addressing('va'). \n\n------\nv3:\n* document --iova-mode EAL option\n* change default iova mode to RTE_IOVA_DC\n\nv2:\n* use eal option instead of compilation option to configure IOVA\n* apply http://patchwork.dpdk.org/patch/25192/\n\n\nSantosh Shukla (1):\n eal: add eal option to configure iova mode\n\neric zhang (2):\n eal: force IOVA to particular mode\n doc:document --iova-mode EAL flag\n\n doc/guides/prog_guide/env_abstraction_layer.rst | 8 +++++++\n doc/guides/testpmd_app_ug/run_app.rst | 4 ++++\n lib/librte_eal/bsdapp/eal/eal.c | 11 +++++++--\n lib/librte_eal/common/eal_common_options.c | 30 +++++++++++++++++++++++++\n lib/librte_eal/common/eal_internal_cfg.h | 1 +\n lib/librte_eal/common/eal_options.h | 2 ++\n lib/librte_eal/linuxapp/eal/eal.c | 27 +++++++++++++---------\n 7 files changed, 71 insertions(+), 12 deletions(-)" }