Messages in this thread | | | Subject | Re: [PATCH 03/10] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO | From | Alexander Graf <> | Date | Thu, 15 Aug 2013 09:16:19 +0200 |
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On 01.08.2013, at 06:44, Alexey Kardashevskiy wrote:
> This is to reserve a capablity number for upcoming support > of VFIO-IOMMU DMA operations in real mode. > > Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> > > --- > Changes: > 2013/07/16: > * changed the number > > 2013/07/11: > * changed order in a file, added comment about a gap in ioctl number > > Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> > --- > include/uapi/linux/kvm.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h > index 99c2533..53c3f1f 100644 > --- a/include/uapi/linux/kvm.h > +++ b/include/uapi/linux/kvm.h > @@ -668,6 +668,7 @@ struct kvm_ppc_smmu_info { > #define KVM_CAP_IRQ_XICS 92 > #define KVM_CAP_ARM_EL1_32BIT 93 > #define KVM_CAP_SPAPR_MULTITCE 94 > +#define KVM_CAP_SPAPR_TCE_IOMMU 95 > > #ifdef KVM_CAP_IRQ_ROUTING > > @@ -933,6 +934,9 @@ struct kvm_s390_ucas_mapping { > #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr) > /* Available with KVM_CAP_PPC_RTAS */ > #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args) > +/* 0xad and 0xaf are already taken */
so 0xad and 0xaf are already taken? where?
> +/* Available with KVM_CAP_SPAPR_TCE_IOMMU */ > +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO, 0xaf, struct kvm_create_spapr_tce_iommu)
and why is this one 0xaf then?
Alex
> > /* ioctl for vm fd */ > #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device) > -- > 1.8.3.2 >
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