Re: [Qemu-devel] [PATCH for-3.1] s390x: remove 's390-squash-mcss' option

[Cornelia Huck <cohuck@redhat.com>]

On Wed, 1 Aug 2018 14:54:51 +0200
Cornelia Huck <cohuck@redhat.com> wrote:

> On Wed, 1 Aug 2018 18:21:27 +0800
> Fam Zheng <famz@redhat.com> wrote:
> 
> > On Tue, 07/24 11:24, Cornelia Huck wrote:  
> > > diff --git a/hw/s390x/css-bridge.c b/hw/s390x/css-bridge.c
> > > index a02d708239..1bd6c8b458 100644
> > > --- a/hw/s390x/css-bridge.c
> > > +++ b/hw/s390x/css-bridge.c
> > > @@ -106,7 +106,6 @@ VirtualCssBus *virtual_css_bus_init(void)
> > >      /* Create bus on bridge device */
> > >      bus = qbus_create(TYPE_VIRTUAL_CSS_BUS, dev, "virtual-css");
> > >      cbus = VIRTUAL_CSS_BUS(bus);    
> > 
> > Not used now?
> > 
> > Fam  
> 
> Indeed, we can ditch the cbus variable.

...or not :) We still need it for the return value, which is processed
in ccw_init(). We could change the return code of the function to
BusState, but I'm not sure it is worth the hassle.