On 15.08.2013, at 09:22, Alexey Kardashevskiy wrote:
> On 08/15/2013 05:16 PM, Alexander Graf wrote:
>>
>> 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@xxxxxxxxx>
>>>
>>> ---
>>> 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@xxxxxxxxx>
>>> ---
>>> 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?
>
> Mistype :( s/af/ae/
>
> They are taken in this file:
>
> 1016 /* VM is being stopped by host */
> 1017 #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
> 1018 #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
Could you please make sure that whoever reads the comment in a year still knows where to look? :)
>
>>
>>> +/* 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?
>
> Sorry, mistype. My bad. Sorry again.
No worries - just repost this single patch with the fixed comment.
Alex
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