From mboxrd@z Thu Jan 1 00:00:00 1970 From: Asias He Subject: [PATCH 0/5] Add vhost-blk support Date: Thu, 12 Jul 2012 23:35:01 +0800 Message-ID: <1342107302-28116-1-git-send-email-asias@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: linux-aio@kvack.org, kvm@vger.kernel.org, "Michael S. Tsirkin" , virtualization@lists.linux-foundation.org, Benjamin LaHaise , Alexander Viro , linux-fsdevel@vger.kernel.org To: linux-kernel@vger.kernel.org Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org List-Id: linux-fsdevel.vger.kernel.org Hi folks, This patchset adds vhost-blk support. vhost-blk is a in kernel virito-blk device accelerator. Compared to userspace virtio-blk implementation, vhost-blk gives about 5% to 15% performance improvement. Asias He (5): aio: Export symbols and struct kiocb_batch for in kernel aio usage eventfd: Export symbol eventfd_file_create() vhost: Make vhost a separate module vhost-net: Use VHOST_NET_FEATURES for vhost-net vhost-blk: Add vhost-blk support drivers/vhost/Kconfig | 20 +- drivers/vhost/Makefile | 6 +- drivers/vhost/blk.c | 600 ++++++++++++++++++++++++++++++++++++++++++++++++ drivers/vhost/net.c | 4 +- drivers/vhost/test.c | 4 +- drivers/vhost/vhost.c | 48 ++++ drivers/vhost/vhost.h | 18 +- fs/aio.c | 37 ++- fs/eventfd.c | 1 + include/linux/aio.h | 21 ++ include/linux/vhost.h | 1 + 11 files changed, 729 insertions(+), 31 deletions(-) create mode 100644 drivers/vhost/blk.c -- 1.7.10.4