Re: [PATCH] arm64: KVM: rename the capability to set guest SError syndrome

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Hi Dongjiu,

On 20/08/18 19:37, Dongjiu Geng wrote:
> In the documentation description, this capability's name is
> KVM_CAP_ARM_SET_SERROR_ESR, but in the header file this
> capability's name is KVM_CAP_ARM_INJECT_SERROR_ESR, so it
> is better to use a same name.
> 
> Signed-off-by: Dongjiu Geng <gengdongjiu@xxxxxxxxxx>
> ---
> In the Documentation/virtual/kvm/api.txt:
> 
> +8.19 KVM_CAP_ARM_SET_SERROR_ESR
> 
> In the include/uapi/linux/kvm.h:
> +#define KVM_CAP_ARM_INJECT_SERROR_ESR 156
> 
> So in above two files, the capability's name is not same, it
> is better to use a same name.
> ---
>  arch/arm64/kvm/reset.c   | 2 +-
>  include/uapi/linux/kvm.h | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c
> index e37c78b..57dc6be 100644
> --- a/arch/arm64/kvm/reset.c
> +++ b/arch/arm64/kvm/reset.c
> @@ -77,7 +77,7 @@ int kvm_arch_dev_ioctl_check_extension(struct kvm *kvm, long ext)
>  	case KVM_CAP_ARM_PMU_V3:
>  		r = kvm_arm_support_pmu_v3();
>  		break;
> -	case KVM_CAP_ARM_INJECT_SERROR_ESR:
> +	case KVM_CAP_ARM_SET_SERROR_ESR:
>  		r = cpus_have_const_cap(ARM64_HAS_RAS_EXTN);
>  		break;
>  	case KVM_CAP_SET_GUEST_DEBUG:
> diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
> index 07548de..fab7525 100644
> --- a/include/uapi/linux/kvm.h
> +++ b/include/uapi/linux/kvm.h
> @@ -951,7 +951,7 @@ struct kvm_ppc_resize_hpt {
>  #define KVM_CAP_HYPERV_TLBFLUSH 155
>  #define KVM_CAP_S390_HPAGE_1M 156
>  #define KVM_CAP_NESTED_STATE 157
> -#define KVM_CAP_ARM_INJECT_SERROR_ESR 158
> +#define KVM_CAP_ARM_SET_SERROR_ESR 158
>  
>  #ifdef KVM_CAP_IRQ_ROUTING
>  
> 

I'd prefer you fix the documentation rather than the code, as this would
pointlessly break existing code.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...



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