From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Date: Thu, 06 Aug 2015 11:06:00 +0000
Subject: Re: [Xen-devel] [PATCH v2 4/8] xen: Use the correctly the Xen memory terminologies
Message-Id: <alpine.DEB.2.02.1508061205190.11337@kaball.uk.xensource.com>
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References: <1438711972-18752-1-git-send-email-julien.grall@citrix.com>
 <1438711972-18752-5-git-send-email-julien.grall@citrix.com>
 <55C33E4E.4050704@citrix.com>
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To: linux-arm-kernel@lists.infradead.org

On Thu, 6 Aug 2015, Julien Grall wrote:
> Hi,
> 
> 
> On 04/08/15 19:12, Julien Grall wrote:
> > diff --git a/include/xen/page.h b/include/xen/page.h
> > index c5ed20b..e7e1425 100644
> > --- a/include/xen/page.h
> > +++ b/include/xen/page.h
> > @@ -3,9 +3,9 @@
> >  
> >  #include <asm/xen/page.h>
> >  
> > -static inline unsigned long page_to_mfn(struct page *page)
> > +static inline unsigned long page_to_gfn(struct page *page)
> >  {
> > -	return pfn_to_mfn(page_to_pfn(page));
> > +	return pfn_to_gfn(page_to_pfn(page));
> >  }
> 
> I've just noticed that there is a function gfn_to_page used for KVM.
> 
> Maybe I should rename page_to_gfn to xen_page_to_gfn to avoid confusion
> with KVM one?

Yeah, prepending xen would help to avoid namespace pollution.