From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Coquelin Subject: [PATCH v2 0/3] vhost: disable iommu support by default Date: Mon, 6 Nov 2017 21:38:09 +0100 Message-ID: <20171106203812.18428-1-maxime.coquelin@redhat.com> References: <20171103175735.24603-1-maxime.coquelin@redhat.com> Cc: Maxime Coquelin To: dev@dpdk.org, yliu@fridaylinux.org, mark.b.kavanagh@intel.com, thomas@monjalon.net, ktraynor@redhat.com Return-path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by dpdk.org (Postfix) with ESMTP id DB3DD1B26D for ; Mon, 6 Nov 2017 21:38:31 +0100 (CET) In-Reply-To: <20171103175735.24603-1-maxime.coquelin@redhat.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This series disables IOMMU feature by default, and introduce a new flag passed at vhost device registration time to enable it explicitly. When disabled, patch 1 also disables reply-ack protocol feature to avoid Qemu v2.7.0-v2.9.0 reply-ack bug with multiqueue. Last patch adds a Vhost PMD "iommu-support" parameter to enable the IOMMU feature. Maxime Coquelin (3): vhost: disable reply-ack protocol feature if iommu feature disabled vhost: add flag to enable iommu support net: vhost: add iommu-support parameter to enable IOMMU feature doc/guides/nics/vhost.rst | 5 +++++ doc/guides/prog_guide/vhost_lib.rst | 14 ++++++++++++++ doc/guides/rel_notes/release_17_11.rst | 3 ++- drivers/net/vhost/rte_eth_vhost.c | 13 +++++++++++++ lib/librte_vhost/rte_vhost.h | 1 + lib/librte_vhost/socket.c | 6 ++++++ lib/librte_vhost/vhost_user.c | 24 ++++++++++++++++++++++-- 7 files changed, 63 insertions(+), 3 deletions(-) -- 2.13.6