On Mon, 27 Apr 2015 14:19:13 +0200
Cornelia Huck <cornelia.h...@de.ibm.com> wrote:

> > > >> Would it make sense to do the cast here....  
> > > > 
> > > > cpu_model_get/set() is used to handle both attributes,
> > > > KVM_S390_VM_CPU_MACHINE and KVM_S390_VM_CPU_PROCESSOR.
> > > > Both require a different type in the signature, (S390ProcessorProps*)
> > > > and (S390MachineProps*). Adding both as parameters seems to be odd
> > > > and would require additionally logic in the function.
> > > > Thus I think doing the cast outside is just the right thing to do.  
> > > 
> > > So what about a void pointer then as parameter?
> > > I prefer a pointer for qemu process memory over uint64_t as part of the 
> > > function interface. This makes it somewhat clearer that this is an
> > > address within QEMU. Both ways will certainly work, though.  
> > 
> > The interface calls are:
> > 
> > int kvm_s390_get_machine_props(KVMState *s, S390MachineProps *prop)
> > int kvm_s390_get_processor_props(S390ProcessorProps *prop)
> > 
> > cpu_model_get/set() are just static helpers.  
> 
> So this makes them internal calls...
> 
> >   
> > > 
> > > Conny, I guess you will pick up the patches. Any preference?  
> 
> ...and I'd prefer using a void pointer for them.

Ok, I will make void pointers then to emphasize their address characteristics.

Michael

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