linux-kernel - Re: [PATCH v5 1/6] arm/arm64/xen: hypercall.h add includes guards

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Date:   Mon, 6 Jan 2020 09:18:54 -0800 (PST)
From:   Stefano Stabellini <sstabellini@...nel.org>
To:     Pavel Tatashin <pasha.tatashin@...een.com>
cc:     jmorris@...ei.org, sashal@...nel.org, linux-kernel@...r.kernel.org,
        catalin.marinas@....com, will@...nel.org, steve.capper@....com,
        linux-arm-kernel@...ts.infradead.org, maz@...nel.org,
        james.morse@....com, vladimir.murzin@....com, mark.rutland@....com,
        tglx@...utronix.de, gregkh@...uxfoundation.org,
        allison@...utok.net, info@...ux.net, alexios.zavras@...el.com,
        sstabellini@...nel.org, boris.ostrovsky@...cle.com,
        jgross@...e.com, stefan@...er.ch, yamada.masahiro@...ionext.com,
        xen-devel@...ts.xenproject.org, linux@...linux.org.uk,
        andrew.cooper3@...rix.com, julien@....org
Subject: Re: [PATCH v5 1/6] arm/arm64/xen: hypercall.h add includes guards

On Thu, 2 Jan 2020, Pavel Tatashin wrote:
> The arm and arm64 versions of hypercall.h are missing the include
> guards. This is needed because C inlines for privcmd_call are going to
> be added to the files.
> 
> Signed-off-by: Pavel Tatashin <pasha.tatashin@...een.com>
> Reviewed-by: Julien Grall <julien@....org>

Acked-by: Stefano Stabellini <sstabellini@...nel.org>

> ---
>  arch/arm/include/asm/xen/hypercall.h   | 4 ++++
>  arch/arm64/include/asm/xen/hypercall.h | 4 ++++
>  include/xen/arm/hypercall.h            | 6 +++---
>  3 files changed, 11 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h
> index 3522cbaed316..c6882bba5284 100644
> --- a/arch/arm/include/asm/xen/hypercall.h
> +++ b/arch/arm/include/asm/xen/hypercall.h
> @@ -1 +1,5 @@
> +#ifndef _ASM_ARM_XEN_HYPERCALL_H
> +#define _ASM_ARM_XEN_HYPERCALL_H
>  #include <xen/arm/hypercall.h>
> +
> +#endif /* _ASM_ARM_XEN_HYPERCALL_H */
> diff --git a/arch/arm64/include/asm/xen/hypercall.h b/arch/arm64/include/asm/xen/hypercall.h
> index 3522cbaed316..c3198f9ccd2e 100644
> --- a/arch/arm64/include/asm/xen/hypercall.h
> +++ b/arch/arm64/include/asm/xen/hypercall.h
> @@ -1 +1,5 @@
> +#ifndef _ASM_ARM64_XEN_HYPERCALL_H
> +#define _ASM_ARM64_XEN_HYPERCALL_H
>  #include <xen/arm/hypercall.h>
> +
> +#endif /* _ASM_ARM64_XEN_HYPERCALL_H */
> diff --git a/include/xen/arm/hypercall.h b/include/xen/arm/hypercall.h
> index b40485e54d80..babcc08af965 100644
> --- a/include/xen/arm/hypercall.h
> +++ b/include/xen/arm/hypercall.h
> @@ -30,8 +30,8 @@
>   * IN THE SOFTWARE.
>   */
>  
> -#ifndef _ASM_ARM_XEN_HYPERCALL_H
> -#define _ASM_ARM_XEN_HYPERCALL_H
> +#ifndef _ARM_XEN_HYPERCALL_H
> +#define _ARM_XEN_HYPERCALL_H
>  
>  #include <linux/bug.h>
>  
> @@ -88,4 +88,4 @@ MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
>  	BUG();
>  }
>  
> -#endif /* _ASM_ARM_XEN_HYPERCALL_H */
> +#endif /* _ARM_XEN_HYPERCALL_H */
> -- 
> 2.17.1
>