Re: [Qemu-devel] [PATCH v4 0/3] Introduce vhost-user-scsi and sample application

[Felipe Franciosi]

> On 29 Mar 2017, at 13:40, Michael S. Tsirkin <address@hidden> wrote:
> 
> On Thu, Mar 02, 2017 at 08:43:00AM -0800, Felipe Franciosi wrote:
>> Based on various discussions on the 2016 KVM Forum, I'm sending over a
>> vhost-user-scsi implementation for your consideration.
>> 
>> This patchset introduces a new vhost-user SCSI device. While heavily
>> based on vhost-scsi, it is implemented using vhost's userspace
>> counterpart. The device has been coded and tested to work with live
>> migration.
>> 
>> As part of this work, a new vhost-scsi-common device was created and
>> the existing vhost-scsi device moved underneath it. The new
>> vhost-user-scsi device is also placed underneath it.
>> 
>> A sample application based on the newly introduced libvhost-user is
>> also included. It makes use of libiscsi for simplicity.
>> 
>> For convenience, I'm maintaining an up-to-date version of these
>> patches (including some necessary fixes for libvhost-user) on:
>> 
>> https://github.com/franciozzy/qemu/tree/vus-upstream-v4
>> 
>> See the individual patches for build and use instructions.
>> 
>> Signed-off-by: Felipe Franciosi <address@hidden>
> 
> Cc Yuanhan who was interested in this topic.

Thanks for looping this in, mst.

The latest is v5 which has a libvhost-user fix for the build:
http://lists.nongnu.org/archive/html/qemu-devel/2017-03/msg00417.html

F.

> 
>> v3 -> v4:
>> - Drop configure switches and build vus by default.
>> - Add sample application to .gitignore.
>> - Removed a whitespace error.
>> - Rebase on master.
>> 
>> v2 -> v3:
>> - Rebase after vhost notifier fixes by Paolo.
>> - Exposed F_HOTPLUG and F_CHANGE on vhost-user-scsi.
>> 
>> v1 -> v2:
>> - Introduce new vhost-scsi-common device type.
>> - Move vhost-scsi device underneath vhost-scsi-common.
>> - Move sample application from tests/ to contrib/.
>> - Make sample application use the glib event loop.
>> - Minor fixes.
>> 
>> Felipe Franciosi (3):
>>  vhost-scsi: create a vhost-scsi-common abstraction
>>  vus: Introduce vhost-user-scsi host device
>>  vus: Introduce a vhost-user-scsi sample application
>> 
>> .gitignore                                |   1 +
>> Makefile                                  |   3 +
>> Makefile.objs                             |   4 +
>> configure                                 |   1 +
>> contrib/vhost-user-scsi/Makefile.objs     |   1 +
>> contrib/vhost-user-scsi/vhost-user-scsi.c | 886 
>> ++++++++++++++++++++++++++++++
>> default-configs/pci.mak                   |   1 +
>> hw/scsi/Makefile.objs                     |   3 +-
>> hw/scsi/vhost-scsi-common.c               | 143 +++++
>> hw/scsi/vhost-scsi.c                      | 194 ++-----
>> hw/scsi/vhost-user-scsi.c                 | 215 ++++++++
>> hw/virtio/virtio-pci.c                    |  54 ++
>> hw/virtio/virtio-pci.h                    |  11 +
>> include/hw/virtio/vhost-scsi-common.h     |  48 ++
>> include/hw/virtio/vhost-scsi.h            |  11 +-
>> include/hw/virtio/vhost-user-scsi.h       |  35 ++
>> include/hw/virtio/virtio-scsi.h           |   5 +
>> 17 files changed, 1468 insertions(+), 148 deletions(-)
>> create mode 100644 contrib/vhost-user-scsi/Makefile.objs
>> create mode 100644 contrib/vhost-user-scsi/vhost-user-scsi.c
>> create mode 100644 hw/scsi/vhost-scsi-common.c
>> create mode 100644 hw/scsi/vhost-user-scsi.c
>> create mode 100644 include/hw/virtio/vhost-scsi-common.h
>> create mode 100644 include/hw/virtio/vhost-user-scsi.h
>> 
>> -- 
>> 1.9.4