Message ID | 20210917052546.23883-1-xuan.ding@intel.com (mailing list archive) |
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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]) by inbox.dpdk.org (Postfix) with ESMTP id 45FF3A0C46; Fri, 17 Sep 2021 07:32:40 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CC10A406B4; Fri, 17 Sep 2021 07:32:39 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by mails.dpdk.org (Postfix) with ESMTP id A385E40689 for <dev@dpdk.org>; Fri, 17 Sep 2021 07:32:37 +0200 (CEST) X-IronPort-AV: E=McAfee;i="6200,9189,10109"; a="222764834" X-IronPort-AV: E=Sophos;i="5.85,300,1624345200"; d="scan'208";a="222764834" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Sep 2021 22:32:36 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,300,1624345200"; d="scan'208";a="701018713" Received: from dpdk-xuanding-dev2.sh.intel.com ([10.67.119.115]) by fmsmga005.fm.intel.com with ESMTP; 16 Sep 2021 22:32:32 -0700 From: Xuan Ding <xuan.ding@intel.com> To: dev@dpdk.org, anatoly.burakov@intel.com, maxime.coquelin@redhat.com, chenbo.xia@intel.com Cc: jiayu.hu@intel.com, cheng1.jiang@intel.com, bruce.richardson@intel.com, sunil.pai.g@intel.com, yinan.wang@intel.com, yvonnex.yang@intel.com, Xuan Ding <xuan.ding@intel.com> Date: Fri, 17 Sep 2021 05:25:44 +0000 Message-Id: <20210917052546.23883-1-xuan.ding@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210901053044.109901-1-xuan.ding@intel.com> References: <20210901053044.109901-1-xuan.ding@intel.com> Subject: [dpdk-dev] [PATCH v2 0/2] support IOMMU for DMA device 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>, <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>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Sender: "dev" <dev-bounces@dpdk.org> |
Series |
support IOMMU for DMA device
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Message
Ding, Xuan
Sept. 17, 2021, 5:25 a.m. UTC
This series supports DMA device to use vfio in async vhost. The first patch extends the capability of current vfio dma mapping API to allow partial unmapping for adjacent memory if the platform does not support partial unmapping. The second patch involves the IOMMU programming for guest memory in async vhost. v2: * Added rte_errno filtering for some devices bound in the kernel driver. * Added a flag to check the status of region mapping. * Fixed one typo. Xuan Ding (2): vfio: allow partially unmapping adjacent memory vhost: enable IOMMU for async vhost lib/eal/linux/eal_vfio.c | 338 ++++++++++++++++++++++++++------------- lib/vhost/rte_vhost.h | 1 + lib/vhost/vhost_user.c | 57 ++++++- 3 files changed, 285 insertions(+), 111 deletions(-)