From patchwork Thu Jul 25 21:23:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jin Yu X-Patchwork-Id: 57100 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id C54DC1C2F9; Thu, 25 Jul 2019 15:38:10 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id A66591C2F8 for ; Thu, 25 Jul 2019 15:38:09 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Jul 2019 06:38:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,306,1559545200"; d="scan'208";a="177970603" Received: from storage36.sh.intel.com ([10.67.110.166]) by FMSMGA003.fm.intel.com with ESMTP; 25 Jul 2019 06:38:07 -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: Fri, 26 Jul 2019 05:23:33 +0800 Message-Id: <20190725212335.9675-1-jin.yu@intel.com> X-Mailer: git-send-email 2.17.2 In-Reply-To: <20190715202858.49624> References: <20190715202858.49624> 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. Now It can both support split and packed ring. The example code show how these API work. 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 | 1054 ++++++++++++++++++++++++ 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 | 398 ++++++++- lib/librte_vhost/vhost.h | 54 +- lib/librte_vhost/vhost_user.c | 418 +++++++++- lib/librte_vhost/vhost_user.h | 13 +- 13 files changed, 2832 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