Re: [Qemu-devel] [PATCH v5 7/9] s390x/sclp: properly guard pci-specific functions

[Cornelia Huck <cohuck@redhat.com>]

On Wed, 23 Aug 2017 18:25:05 +0200
Pierre Morel <pmorel@linux.vnet.ibm.com> wrote:

> On 23/08/2017 17:54, Cornelia Huck wrote:
> > If we do not provide zpci, pci reconfiguration via sclp is not available
> > either. I/O adapter configuration, however, should always be present.
> > 
> > Rename the values that refer to I/O adapter configuration (instead of only
> > pci) to make things clearer.
> > 
> > Move length checking of the sccb for I/O adapter configuration into the
> > common sclp code (out of the pci code). This also fixes an issue that
> > the pci code would refer to a field in the sccb before checking whether
> > it was actually long enough.
> > 
> > Check for the adapter type in the sccb and return unrecognized adapter
> > type if the guest tries to issue I/O adapter configure/deconfigure for
> > a type other than pci or for pci if the zpci facility is not provided.
> > 
> > Signed-off-by: Cornelia Huck <cohuck@redhat.com>
> > ---
> >   hw/s390x/s390-pci-bus.c  | 14 ++------------
> >   hw/s390x/s390-pci-bus.h  |  8 --------
> >   hw/s390x/s390-pci-stub.c |  2 ++
> >   hw/s390x/sclp.c          | 39 ++++++++++++++++++++++++++++++++++-----
> >   include/hw/s390x/sclp.h  | 17 +++++++++++++----
> >   5 files changed, 51 insertions(+), 29 deletions(-)

> LGTM and
> I could also test the all serie on the hardware (sure is sure) :)
> with VFIO and virtio PCI... so
> 
> Reviewed-by: Pierre Morel <pmorel@linux.vnet.ibm.com>

Cool, thanks!