diff mbox

[2/8] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO

Message ID 1372309356-28320-3-git-send-email-aik@ozlabs.ru
State New, archived
Headers show

Commit Message

Alexey Kardashevskiy June 27, 2013, 5:02 a.m. UTC 
Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
---
 include/uapi/linux/kvm.h |    2 ++
 1 file changed, 2 insertions(+)

Comments

Alexander Graf July 9, 2013, 3:35 p.m. UTC | #1 
On 06/27/2013 07:02 AM, Alexey Kardashevskiy wrote:
> Signed-off-by: Alexey Kardashevskiy<aik@ozlabs.ru>
> ---
>   include/uapi/linux/kvm.h |    2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
> index 970b1f5..0865c01 100644
> --- a/include/uapi/linux/kvm.h
> +++ b/include/uapi/linux/kvm.h
> @@ -667,6 +667,7 @@ struct kvm_ppc_smmu_info {
>   #define KVM_CAP_PPC_RTAS 91
>   #define KVM_CAP_IRQ_XICS 92
>   #define KVM_CAP_SPAPR_MULTITCE 93
> +#define KVM_CAP_SPAPR_TCE_IOMMU 94
>
>   #ifdef KVM_CAP_IRQ_ROUTING
>
> @@ -923,6 +924,7 @@ struct kvm_s390_ucas_mapping {
>   /* Available with KVM_CAP_PPC_ALLOC_HTAB */
>   #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
>   #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
> +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct kvm_create_spapr_tce_iommu)

Please order them by number.

Alex

>   /* Available with KVM_CAP_RMA */
>   #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
>   /* Available with KVM_CAP_PPC_HTAB_FD */

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Alexey Kardashevskiy July 9, 2013, 11:35 p.m. UTC | #2 
On 07/10/2013 01:35 AM, Alexander Graf wrote:
> On 06/27/2013 07:02 AM, Alexey Kardashevskiy wrote:
>> Signed-off-by: Alexey Kardashevskiy<aik@ozlabs.ru>
>> ---
>>   include/uapi/linux/kvm.h |    2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
>> index 970b1f5..0865c01 100644
>> --- a/include/uapi/linux/kvm.h
>> +++ b/include/uapi/linux/kvm.h
>> @@ -667,6 +667,7 @@ struct kvm_ppc_smmu_info {
>>   #define KVM_CAP_PPC_RTAS 91
>>   #define KVM_CAP_IRQ_XICS 92
>>   #define KVM_CAP_SPAPR_MULTITCE 93
>> +#define KVM_CAP_SPAPR_TCE_IOMMU 94
>>
>>   #ifdef KVM_CAP_IRQ_ROUTING
>>
>> @@ -923,6 +924,7 @@ struct kvm_s390_ucas_mapping {
>>   /* Available with KVM_CAP_PPC_ALLOC_HTAB */
>>   #define KVM_PPC_ALLOCATE_HTAB      _IOWR(KVMIO, 0xa7, __u32)
>>   #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct
>> kvm_create_spapr_tce)
>> +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct
>> kvm_create_spapr_tce_iommu)
> 
> Please order them by number.

Oh. Again :( We have had this discussion with Scott Wood here already.
Where _exactly_ do you want me to put it? Many sections, not really
ordered. Thank you.
Alexander Graf July 10, 2013, 10:27 a.m. UTC | #3 
On 10.07.2013, at 01:35, Alexey Kardashevskiy wrote:

> On 07/10/2013 01:35 AM, Alexander Graf wrote:
>> On 06/27/2013 07:02 AM, Alexey Kardashevskiy wrote:
>>> Signed-off-by: Alexey Kardashevskiy<aik@ozlabs.ru>
>>> ---
>>>  include/uapi/linux/kvm.h |    2 ++
>>>  1 file changed, 2 insertions(+)
>>> 
>>> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
>>> index 970b1f5..0865c01 100644
>>> --- a/include/uapi/linux/kvm.h
>>> +++ b/include/uapi/linux/kvm.h
>>> @@ -667,6 +667,7 @@ struct kvm_ppc_smmu_info {
>>>  #define KVM_CAP_PPC_RTAS 91
>>>  #define KVM_CAP_IRQ_XICS 92
>>>  #define KVM_CAP_SPAPR_MULTITCE 93
>>> +#define KVM_CAP_SPAPR_TCE_IOMMU 94
>>> 
>>>  #ifdef KVM_CAP_IRQ_ROUTING
>>> 
>>> @@ -923,6 +924,7 @@ struct kvm_s390_ucas_mapping {
>>>  /* Available with KVM_CAP_PPC_ALLOC_HTAB */
>>>  #define KVM_PPC_ALLOCATE_HTAB      _IOWR(KVMIO, 0xa7, __u32)
>>>  #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct
>>> kvm_create_spapr_tce)
>>> +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct
>>> kvm_create_spapr_tce_iommu)
>> 
>> Please order them by number.
> 
> Oh. Again :( We have had this discussion with Scott Wood here already.
> Where _exactly_ do you want me to put it?

8 lines further down. With a comment saying when it's available. Also why is it af, not ad?

> Many sections, not really ordered. Thank you.

They should all be ordered inside of their own categories.


Alex

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Alexey Kardashevskiy July 10, 2013, 2:17 p.m. UTC | #4 
On 07/10/2013 08:27 PM, Alexander Graf wrote:
> 
> On 10.07.2013, at 01:35, Alexey Kardashevskiy wrote:
> 
>> On 07/10/2013 01:35 AM, Alexander Graf wrote:
>>> On 06/27/2013 07:02 AM, Alexey Kardashevskiy wrote:
>>>> Signed-off-by: Alexey Kardashevskiy<aik@ozlabs.ru>
>>>> ---
>>>>  include/uapi/linux/kvm.h |    2 ++
>>>>  1 file changed, 2 insertions(+)
>>>>
>>>> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
>>>> index 970b1f5..0865c01 100644
>>>> --- a/include/uapi/linux/kvm.h
>>>> +++ b/include/uapi/linux/kvm.h
>>>> @@ -667,6 +667,7 @@ struct kvm_ppc_smmu_info {
>>>>  #define KVM_CAP_PPC_RTAS 91
>>>>  #define KVM_CAP_IRQ_XICS 92
>>>>  #define KVM_CAP_SPAPR_MULTITCE 93
>>>> +#define KVM_CAP_SPAPR_TCE_IOMMU 94
>>>>
>>>>  #ifdef KVM_CAP_IRQ_ROUTING
>>>>
>>>> @@ -923,6 +924,7 @@ struct kvm_s390_ucas_mapping {
>>>>  /* Available with KVM_CAP_PPC_ALLOC_HTAB */
>>>>  #define KVM_PPC_ALLOCATE_HTAB      _IOWR(KVMIO, 0xa7, __u32)
>>>>  #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct
>>>> kvm_create_spapr_tce)
>>>> +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct
>>>> kvm_create_spapr_tce_iommu)
>>>
>>> Please order them by number.
>>
>> Oh. Again :( We have had this discussion with Scott Wood here already.
>> Where _exactly_ do you want me to put it?
> 
> 8 lines further down. With a comment saying when it's available. Also why is it af, not ad?


0xad and 0xae are taken.
Where should I have commented this? In the commit message? Or in the patch
itself?


>> Many sections, not really ordered. Thank you.
> 
> They should all be ordered inside of their own categories.
Alexander Graf July 10, 2013, 3 p.m. UTC | #5 
On 10.07.2013, at 16:17, Alexey Kardashevskiy wrote:

> On 07/10/2013 08:27 PM, Alexander Graf wrote:
>> 
>> On 10.07.2013, at 01:35, Alexey Kardashevskiy wrote:
>> 
>>> On 07/10/2013 01:35 AM, Alexander Graf wrote:
>>>> On 06/27/2013 07:02 AM, Alexey Kardashevskiy wrote:
>>>>> Signed-off-by: Alexey Kardashevskiy<aik@ozlabs.ru>
>>>>> ---
>>>>> include/uapi/linux/kvm.h |    2 ++
>>>>> 1 file changed, 2 insertions(+)
>>>>> 
>>>>> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
>>>>> index 970b1f5..0865c01 100644
>>>>> --- a/include/uapi/linux/kvm.h
>>>>> +++ b/include/uapi/linux/kvm.h
>>>>> @@ -667,6 +667,7 @@ struct kvm_ppc_smmu_info {
>>>>> #define KVM_CAP_PPC_RTAS 91
>>>>> #define KVM_CAP_IRQ_XICS 92
>>>>> #define KVM_CAP_SPAPR_MULTITCE 93
>>>>> +#define KVM_CAP_SPAPR_TCE_IOMMU 94
>>>>> 
>>>>> #ifdef KVM_CAP_IRQ_ROUTING
>>>>> 
>>>>> @@ -923,6 +924,7 @@ struct kvm_s390_ucas_mapping {
>>>>> /* Available with KVM_CAP_PPC_ALLOC_HTAB */
>>>>> #define KVM_PPC_ALLOCATE_HTAB      _IOWR(KVMIO, 0xa7, __u32)
>>>>> #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct
>>>>> kvm_create_spapr_tce)
>>>>> +#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct
>>>>> kvm_create_spapr_tce_iommu)
>>>> 
>>>> Please order them by number.
>>> 
>>> Oh. Again :( We have had this discussion with Scott Wood here already.
>>> Where _exactly_ do you want me to put it?
>> 
>> 8 lines further down. With a comment saying when it's available. Also why is it af, not ad?
> 
> 
> 0xad and 0xae are taken.
> Where should I have commented this? In the commit message? Or in the patch
> itself?

Yeah, with a comment right in between 0xad and your 0xaf entry explaining the gap.


Alex

> 
> 
>>> Many sections, not really ordered. Thank you.
>> 
>> They should all be ordered inside of their own categories.
> 
> 
> -- 
> Alexey

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diff mbox

Patch

diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 970b1f5..0865c01 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -667,6 +667,7 @@  struct kvm_ppc_smmu_info {
 #define KVM_CAP_PPC_RTAS 91
 #define KVM_CAP_IRQ_XICS 92
 #define KVM_CAP_SPAPR_MULTITCE 93
+#define KVM_CAP_SPAPR_TCE_IOMMU 94
 
 #ifdef KVM_CAP_IRQ_ROUTING
 
@@ -923,6 +924,7 @@  struct kvm_s390_ucas_mapping {
 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
 #define KVM_PPC_ALLOCATE_HTAB	  _IOWR(KVMIO, 0xa7, __u32)
 #define KVM_CREATE_SPAPR_TCE	  _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
+#define KVM_CREATE_SPAPR_TCE_IOMMU _IOW(KVMIO,  0xaf, struct kvm_create_spapr_tce_iommu)
 /* Available with KVM_CAP_RMA */
 #define KVM_ALLOCATE_RMA	  _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
 /* Available with KVM_CAP_PPC_HTAB_FD */