From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 38CA4A10DA for ; Wed, 31 Jul 2019 14:56:26 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 08DB71C138; Wed, 31 Jul 2019 14:56:24 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 946B31C137 for ; Wed, 31 Jul 2019 14:56:21 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 31 Jul 2019 05:56:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,330,1559545200"; d="scan'208";a="196345773" Received: from storage36.sh.intel.com ([10.67.110.166]) by fmsmga004.fm.intel.com with ESMTP; 31 Jul 2019 05:56:19 -0700 From: JinYu To: dev@dpdk.org Cc: changpeng.liu@intel.com, maxime.coquelin@redhat.com, tiwei.bie@intel.com, zhihong.wang@intel.com, JinYu Date: Thu, 1 Aug 2019 04:40:48 +0800 Message-Id: <20190731204050.40633-1-jin.yu@intel.com> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20190725212335.9675> References: <20190725212335.9675> Subject: [dpdk-dev] [PATCH v4 0/2] vhost: support inflight share memory protocol feature X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list 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 patches introduces two new messages VHOST_USER_GET_INFLIGHT_FD and VHOST_USER_SET_INFLIGHT_FD to support transferring a shared buffer between qemu and backend. This shared buffer is used to process inflight I/O when backend reconnect Now It can both support split and packed ring. The example code show how these APIs work and the test has passed. JinYu (2): vhost: support inflight share memory protocol feature vhost: Add vhost-user-blk example which support inflight examples/vhost_blk/Makefile | 67 ++ examples/vhost_blk/blk.c | 122 +++ examples/vhost_blk/blk_spec.h | 95 ++ examples/vhost_blk/meson.build | 20 + examples/vhost_blk/vhost_blk.c | 1272 ++++++++++++++++++++++++ examples/vhost_blk/vhost_blk.h | 114 +++ examples/vhost_blk/vhost_blk_compat.c | 193 ++++ lib/librte_vhost/rte_vhost.h | 301 +++++- lib/librte_vhost/rte_vhost_version.map | 12 + lib/librte_vhost/vhost.c | 399 +++++++- lib/librte_vhost/vhost.h | 54 +- lib/librte_vhost/vhost_user.c | 423 +++++++- lib/librte_vhost/vhost_user.h | 13 +- 13 files changed, 3056 insertions(+), 29 deletions(-) create mode 100644 examples/vhost_blk/Makefile create mode 100644 examples/vhost_blk/blk.c create mode 100644 examples/vhost_blk/blk_spec.h create mode 100644 examples/vhost_blk/meson.build create mode 100644 examples/vhost_blk/vhost_blk.c create mode 100644 examples/vhost_blk/vhost_blk.h create mode 100644 examples/vhost_blk/vhost_blk_compat.c -- 2.17.2