Re: [PATCH 3/4] KVM: PPC: Add support for IOMMU in-kernel handling

[Scott Wood]

On 05/28/2013 07:12:32 PM, Alexey Kardashevskiy wrote:
> On 05/29/2013 09:35 AM, Scott Wood wrote:
> > On 05/28/2013 06:30:40 PM, Alexey Kardashevskiy wrote:
> >> >> >>> @@ -939,6 +940,9 @@ struct kvm_s390_ucas_mapping {
> >> >> >>> #define KVM_GET_DEVICE_ATTR      _IOW(KVMIO,  0xe2, struct
> >> >> >>> kvm_device_attr)
> >> >> >>> #define KVM_HAS_DEVICE_ATTR      _IOW(KVMIO,  0xe3, struct
> >> >> >>> kvm_device_attr)
> >> >> >>>
> >> >> >>> +/* ioctl for SPAPR TCE IOMMU */
> >> >> >>> +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xe4,  
> struct
> >> >> >>> kvm_create_spapr_tce_iommu)
> >> >> >>
> >> >> >> Shouldn't this go under the vm ioctl section?
> >> >>
> >> >>
> >> >> The KVM_CREATE_SPAPR_TCE_IOMMU ioctl (the version for emulated
> >> devices) is
> >> >> in this section so I decided to keep them together. Wrong?
> >> >
> >> > You decided to keep KVM_CREATE_SPAPR_TCE_IOMMU together with
> >> > KVM_CREATE_SPAPR_TCE_IOMMU?
> >>
> >> Yes.
> >
> > Sigh.  That's the same thing repeated.  There's only one IOCTL.   
> Nothing is
> > being "kept together".
>
> Sorry, I meant this ioctl - KVM_CREATE_SPAPR_TCE.

But you didn't put it in the same section as KVM_CREATE_SPAPR_TCE.   
0xe0 begins a different section.

-Scott
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