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Re: [Qemu-devel] [PATCH-v2 0/2] Add support for vhost-scsi-pci
From: |
Asias He |
Subject: |
Re: [Qemu-devel] [PATCH-v2 0/2] Add support for vhost-scsi-pci |
Date: |
Fri, 29 Mar 2013 14:55:08 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, Mar 28, 2013 at 11:48:59PM -0700, Nicholas A. Bellinger wrote:
> On Fri, 2013-03-29 at 14:39 +0800, Asias He wrote:
> > On Fri, Mar 29, 2013 at 01:08:14AM +0000, Nicholas A. Bellinger wrote:
> > > From: Nicholas Bellinger <address@hidden>
> > >
> > > Hi QEMU folks,
> > >
> > > The following is the patch-v2 series to support vhost-scsi-pci within
> > > the upstream QEMU tree.
> > >
> > > This includes the refactoring of existing virtio-scsi code from Paolo
> > > to allow a VirtIOSCSICommon structure that is shared amoungst existing
> > > virtio-scsi-pci device and new vhost-scsi-pci device code.
> > >
> > > Currently this code requires Asias's seabios bugfixes (commit 5a7730db5
> > > and b44a7be17), and two other tcm_vhost patches to reset vq->last_used_idx
> > > after seabios handoff and disable EVENT_IDX from GET_FEATURES that's
> > > currently in flight for v3.9.0 kernel code.
> > >
> > > There is a seperate issue with seabios virtio-scsi that's causing a
> > > failure
> > > in vhost_verify_ring_mappings() is still being tracked down, but this
> > > series
> > > should now be getting close to a merge minus this last outstanding item.
> > >
> > > Changes in Patch-v2:
> > > - Move ->get_features() assignment to virtio_scsi_init() instead of
> > > virtio_scsi_init_common() (nab)
> > > - Add vhost_scsi_get_features() in order to determine feature bits
> > > supports by host kernel (mst + nab)
> > > - Re-enable usage of DEFINE_VIRTIO_COMMON_FEATURES, and allow
> > > EVENT_IDX to be disabled by host in vhost_scsi_get_features() (mst)
> > > - Drop unused hotplug bit in DEFINE_VHOST_SCSI_PROPERTIES (mst)
> > > - Drop vhost_verify_ring_mappings() enable-only hack (mst)
> > >
> > > A big thanks to Paolo, Asias, MST, and Stefan for all of their efforts
> > > on this series.
> > >
> > > Thank you,
> > >
> > > Paolo Bonzini (2):
> > > virtio-scsi: create VirtIOSCSICommon
> > > vhost-scsi: new device supporting the tcm_vhost Linux kernel module
> >
> > Seems this does not apply against latest qemu/master. Could you rebase.
> >
>
> Fast moving target.. ;)
>
> Will rebase against qemu/master for -v3 after MST's comments on the
> other patches for (better) handling of uninitialized VQs during seabios
> -> virtio-scsi LLD guest hand-off.
ok ;-)
> > > configure | 15 +++-
> > > hw/Makefile.objs | 5 +-
> > > hw/s390x/s390-virtio-bus.c | 35 ++++++
> > > hw/vhost-scsi.c | 264
> > > ++++++++++++++++++++++++++++++++++++++++++++
> > > hw/vhost-scsi.h | 64 +++++++++++
> > > hw/virtio-pci.c | 62 ++++++++++
> > > hw/virtio-scsi.c | 192 ++++++++------------------------
> > > hw/virtio-scsi.h | 132 +++++++++++++++++++++-
> > > include/qemu/osdep.h | 4 +
> > > 9 files changed, 623 insertions(+), 150 deletions(-)
> > > create mode 100644 hw/vhost-scsi.c
> > > create mode 100644 hw/vhost-scsi.h
> > >
> > > --
> > > 1.7.2.5
> > >
> >
>
>
--
Asias