From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: [PATCH 0/6] tcm_vhost/virtio-scsi WIP code for-3.6 Date: Wed, 4 Jul 2012 17:02:59 +0300 Message-ID: <20120704140259.GB26485@redhat.com> References: <1341375846-27882-1-git-send-email-nab@linux-iscsi.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1341375846-27882-1-git-send-email-nab@linux-iscsi.org> 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 To: "Nicholas A. Bellinger" Cc: Jens Axboe , Stefan Hajnoczi , kvm-devel , Zhi Yong Wu , Anthony Liguori , target-devel , linux-scsi , Paolo Bonzini , lf-virt , Christoph Hellwig List-Id: virtualization@lists.linuxfoundation.org On Wed, Jul 04, 2012 at 04:24:00AM +0000, Nicholas A. Bellinger wrote: > From: Nicholas Bellinger > > Hi folks, > > This series contains patches required to update tcm_vhost <-> virtio-scsi > connected hosts <-> guests to run on v3.5-rc2 mainline code. This series is > available on top of target-pending/auto-next here: > > git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending.git tcm_vhost > > This includes the necessary vhost changes from Stefan to to get tcm_vhost > functioning, along a virtio-scsi LUN scanning change to address a client bug > with tcm_vhost I ran into.. Also, tcm_vhost driver has been merged into a single > source + header file that is now living under /drivers/vhost/, along with latest > tcm_vhost changes from Zhi's tcm_vhost tree. > > Here are a couple of screenshots of the code in action using raw IBLOCK > backends provided by FusionIO ioDrive Duo: > > http://linux-iscsi.org/images/Virtio-scsi-tcm-vhost-3.5-rc2-3.png > http://linux-iscsi.org/images/Virtio-scsi-tcm-vhost-3.5-rc2-4.png > > So the next steps on my end will be converting tcm_vhost to submit backend I/O from > cmwq context, along with fio benchmark numbers between tcm_vhost/virtio-scsi and > virtio-scsi-raw using raw IBLOCK iomemory_vsl flash. OK so this is an RFC, not for merge yet? > > Please have a look vhost + virtio-scsi folks (mst + paolo CC'ed) and let us > know if you have any concerns. > > Thanks! > > --nab > Nicholas Bellinger (4): > vhost: Add vhost_scsi specific defines > tcm_vhost: Initial merge for vhost level target fabric driver > virtio-scsi: Add vdrv->scan for post VIRTIO_CONFIG_S_DRIVER_OK LUN > scanning > virtio-scsi: Set shost->max_id=1 for tcm_vhost WWPNs > > Stefan Hajnoczi (2): > vhost: Separate vhost-net features from vhost features > vhost: make vhost work queue visible > > drivers/scsi/virtio_scsi.c | 20 +- > drivers/vhost/Kconfig | 6 + > drivers/vhost/Makefile | 1 + > drivers/vhost/net.c | 4 +- > drivers/vhost/tcm_vhost.c | 1592 ++++++++++++++++++++++++++++++++++++++++++++ > drivers/vhost/tcm_vhost.h | 70 ++ > drivers/vhost/vhost.c | 5 +- > drivers/vhost/vhost.h | 6 +- > drivers/virtio/virtio.c | 5 +- > include/linux/vhost.h | 9 + > include/linux/virtio.h | 1 + > 11 files changed, 1708 insertions(+), 11 deletions(-) > create mode 100644 drivers/vhost/tcm_vhost.c > create mode 100644 drivers/vhost/tcm_vhost.h > > -- > 1.7.2.5