Re: [GIT PULL -tip v3] fix 39 'make headers_check' warnings

[Ingo Molnar]

(Avi Cc:-ed)

* Jaswinder Singh Rajput <jaswinder@xxxxxxxxxx> wrote:

>       headers_check fix: linux/kvm.h

> diff --git a/include/linux/kvm.h b/include/linux/kvm.h
> index 5715f19..5d004bc 100644
> --- a/include/linux/kvm.h
> +++ b/include/linux/kvm.h
> @@ -58,12 +58,14 @@ struct kvm_irqchip {
>  	__u32 pad;
>          union {
>  		char dummy[512];  /* reserving space */
> +#ifdef __KERNEL__
>  #ifdef CONFIG_X86
>  		struct kvm_pic_state pic;
>  #endif
>  #if defined(CONFIG_X86) || defined(CONFIG_IA64)
>  		struct kvm_ioapic_state ioapic;
>  #endif
> +#endif /* __KERNEL__ */
>  	} chip;
>  };

Avi, does user-space need the kvm_irqchip definition from this header? If 
not then it would be cleaner to mark this whole structure as #ifdef 
__KERNEL__.

> @@ -384,18 +386,24 @@ struct kvm_trace_rec {
>  #define KVM_CAP_MP_STATE 14
>  #define KVM_CAP_COALESCED_MMIO 15
>  #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
> +#ifdef __KERNEL__
>  #if defined(CONFIG_X86)||defined(CONFIG_IA64)
>  #define KVM_CAP_DEVICE_ASSIGNMENT 17
>  #endif
> +#endif /* __KERNEL__ */
>  #define KVM_CAP_IOMMU 18
> +#ifdef __KERNEL__
>  #if defined(CONFIG_X86)
>  #define KVM_CAP_DEVICE_MSI 20
>  #endif
> +#endif /* __KERNEL__ */
>  /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
>  #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
> +#ifdef __KERNEL__
>  #if defined(CONFIG_X86)
>  #define KVM_CAP_USER_NMI 22
>  #endif
> +#endif /* __KERNEL__ */

likewise, are these bits really used by user-space KVM bits? If not then 
the whole thing could go into an #ifdef __KERNEL__ block.

	Ingo
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