linux-kernel - Re: [PATCH v3 02/20] arm/xen: Drop pte_mfn and mfn

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Message-ID: <alpine.DEB.2.02.1508101110080.11337@kaball.uk.xensource.com>
Date:	Mon, 10 Aug 2015 11:10:17 +0100
From:	Stefano Stabellini <stefano.stabellini@...citrix.com>
To:	Julien Grall <julien.grall@...rix.com>
CC:	<xen-devel@...ts.xenproject.org>,
	<linux-arm-kernel@...ts.infradead.org>, <ian.campbell@...rix.com>,
	<stefano.stabellini@...citrix.com>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 02/20] arm/xen: Drop pte_mfn and mfn_pte

On Fri, 7 Aug 2015, Julien Grall wrote:
> They are not used in common code expect in one place in balloon.c which is
> only compiled when Linux is using PV MMU. It's not the case on ARM.
> 
> Rather than worrying how to handle the 64KB case, drop them.
> 
> Signed-off-by: Julien Grall <julien.grall@...rix.com>

Reviewed-by: Stefano Stabellini <stefano.stabellini@...citrix.com>


> Stefano Stabellini <stefano.stabellini@...citrix.com>
> Russell King <linux@....linux.org.uk>
> 
>     Changes in v3:
>         - Patch added
> ---
>  arch/arm/include/asm/xen/page.h | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
> index 1279563..98c9fc3 100644
> --- a/arch/arm/include/asm/xen/page.h
> +++ b/arch/arm/include/asm/xen/page.h
> @@ -13,9 +13,6 @@
>  
>  #define phys_to_machine_mapping_valid(pfn) (1)
>  
> -#define pte_mfn	    pte_pfn
> -#define mfn_pte	    pfn_pte
> -
>  /* Xen machine address */
>  typedef struct xmaddr {
>  	phys_addr_t maddr;
> -- 
> 2.1.4
> 
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