Re: [Qemu-devel] [PATCH v2 00/16] Virtio devices split from virtio-pci

["Michael S. Tsirkin" <mst@redhat.com>]

On Wed, Nov 28, 2018 at 08:46:15AM +0100, Juan Quintela wrote:
> "Michael S. Tsirkin" <mst@redhat.com> wrote:
> > On Mon, Nov 26, 2018 at 08:59:53PM +0100, Juan Quintela wrote:
> >> Hi
> >> 
> >> V2:
> >> 
> >> - Rebase on top of master
> >> 
> >> Please review.
> >> 
> >> Later, Juan.
> >
> > And just making sure the point is so that one
> > can disable virtio-pci and still build virtio?
> >
> > And the point of that is mostly as a cleanup on
> > generic principles, right? Or is there a project that
> > actually wants to do it?
> 
> This allows "make check" to work with them disabled.  Without this
> changes, introspection fails, because we have the "name" (kind of)
> "virtio-pci-blk", but not the real virtio device, so it tries to use it
> while it is not there.  See the equivalent change for virtio-ccw-*.
> 
> Thanks, Juan.
> 
> PD.  Without this change, you can build a qemu with virtio devices
>      disabled (i.e. not compiled in), but it fails "make check".  With
>      the changes, it also works for "make check".

And just to complete the picture the point of that is I guess enabling
testing of random configs?

> 
> >
> >> 
> >> [v1]
> >> >From previous verision (in the middle of make check tests):
> >> - split also the bits of virtio-pci.h (mst suggestion)
> >> - add gpu, crypt and gpg bits
> >> - more cleanups
> >> - fix all the copyrights (the ones not changed have been there
> >>   foverever)
> >> - be consistent with naming, vhost-* or virtio-*
> >> 
> >> Please review, Juan.
> >> 
> >> Juan Quintela (16):
> >>   virtio: split vhost vsock bits from virtio-pci
> >>   virtio: split virtio input host bits from virtio-pci
> >>   virtio: split virtio input bits from virtio-pci
> >>   virtio: split virtio rng bits from virtio-pci
> >>   virtio: split virtio balloon bits from virtio-pci
> >>   virtio: split virtio 9p bits from virtio-pci
> >>   virtio: split vhost user blk bits from virtio-pci
> >>   virtio: split vhost user scsi bits from virtio-pci
> >>   virtio: split vhost scsi bits from virtio-pci
> >>   virtio: split virtio scsi bits from virtio-pci
> >>   virtio: split virtio blk bits rom virtio-pci
> >>   virtio: split virtio net bits rom virtio-pci
> >>   virtio: split virtio serial bits rom virtio-pci
> >>   virtio: split virtio gpu bits rom virtio-pci.h
> >>   virtio: split virtio crypto bits rom virtio-pci.h
> >>   virtio: virtio 9p really requires CONFIG_VIRTFS to work
> >> 
> >>  default-configs/virtio.mak        |   3 +-
> >>  hw/display/virtio-gpu-pci.c       |  14 +
> >>  hw/display/virtio-vga.c           |   1 +
> >>  hw/virtio/Makefile.objs           |  14 +-
> >>  hw/virtio/vhost-scsi-pci.c        |  95 ++++
> >>  hw/virtio/vhost-user-blk-pci.c    | 101 ++++
> >>  hw/virtio/vhost-user-scsi-pci.c   | 101 ++++
> >>  hw/virtio/vhost-vsock-pci.c       |  82 ++++
> >>  hw/virtio/virtio-9p-pci.c         |  86 ++++
> >>  hw/virtio/virtio-balloon-pci.c    |  94 ++++
> >>  hw/virtio/virtio-blk-pci.c        |  97 ++++
> >>  hw/virtio/virtio-crypto-pci.c     |  14 +
> >>  hw/virtio/virtio-input-host-pci.c |  45 ++
> >>  hw/virtio/virtio-input-pci.c      | 154 ++++++
> >>  hw/virtio/virtio-net-pci.c        |  96 ++++
> >>  hw/virtio/virtio-pci.c            | 783 ------------------------------
> >>  hw/virtio/virtio-pci.h            | 234 ---------
> >>  hw/virtio/virtio-rng-pci.c        |  86 ++++
> >>  hw/virtio/virtio-scsi-pci.c       | 106 ++++
> >>  hw/virtio/virtio-serial-pci.c     | 112 +++++
> >>  tests/Makefile.include            |  18 +-
> >>  21 files changed, 1308 insertions(+), 1028 deletions(-)
> >>  create mode 100644 hw/virtio/vhost-scsi-pci.c
> >>  create mode 100644 hw/virtio/vhost-user-blk-pci.c
> >>  create mode 100644 hw/virtio/vhost-user-scsi-pci.c
> >>  create mode 100644 hw/virtio/vhost-vsock-pci.c
> >>  create mode 100644 hw/virtio/virtio-9p-pci.c
> >>  create mode 100644 hw/virtio/virtio-balloon-pci.c
> >>  create mode 100644 hw/virtio/virtio-blk-pci.c
> >>  create mode 100644 hw/virtio/virtio-input-host-pci.c
> >>  create mode 100644 hw/virtio/virtio-input-pci.c
> >>  create mode 100644 hw/virtio/virtio-net-pci.c
> >>  create mode 100644 hw/virtio/virtio-rng-pci.c
> >>  create mode 100644 hw/virtio/virtio-scsi-pci.c
> >>  create mode 100644 hw/virtio/virtio-serial-pci.c
> >> 
> >> -- 
> >> 2.19.1
> >>