Messages in this thread | | | Date | Thu, 15 Aug 2013 17:42:25 +1000 | From | Alexey Kardashevskiy <> | Subject | Re: [PATCH 03/10] KVM: PPC: reserve a capability and ioctl numbers for realmode VFIO |
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On 08/15/2013 05:25 PM, Alexander Graf wrote: > > On 15.08.2013, at 09:24, Alexander Graf wrote: > >> >> 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@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? >>> >>> 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? :) > > Something like > > /* 0xad is taken by KVM_KVMCLOCK_CTRL */ > /* 0xaf is taken by KVM_ARM_VCPU_INIT */
Missed this mail and reposted without this comment but updated commit message saying where they are used. Repost again?
-- Alexey
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