linux-kernel - Re: [PATCH -mm] fix variable use in AVR32 pte_alloc

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Message-Id: <20080123235531.9334c13a.akpm@linux-foundation.org>
Date:	Wed, 23 Jan 2008 23:55:31 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Haavard Skinnemoen <hskinnemoen@...el.com>
Cc:	bn@...sdigital.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -mm] fix variable use in AVR32 pte_alloc_one

> On Wed, 23 Jan 2008 13:20:10 +0100 Haavard Skinnemoen <hskinnemoen@...el.com> wrote:
> On Wed, 23 Jan 2008 22:57:34 +1100
> Ben Nizette <bn@...sdigital.com> wrote:
> 
> > 
> > Some parts of this function use 'page', some 'pte'.  As such, an AVR32
> > -mm build fails with an undefined reference to 'page'.
> > 
> > Signed-Off-By: Ben Nizette <bn@...sdigital.com>
> > 
> > ---
> > Index: linux-2.6.24-rc8-mm1/include/asm-avr32/pgalloc.h
> > ===================================================================
> > --- linux-2.6.24-rc8-mm1.orig/include/asm-avr32/pgalloc.h
> > +++ linux-2.6.24-rc8-mm1/include/asm-avr32/pgalloc.h
> > @@ -52,9 +52,9 @@ static inline struct page *pte_alloc_one
> >  	struct page *pte;
> >  
> >  	pte = alloc_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
> > -	if (!page)
> > +	if (!pte)
> >  		return NULL;
> > -	pgtable_page_ctor(page);
> > +	pgtable_page_ctor(pte);
> >  	return pte;
> >  }
> 
> Hmm...I can't see anything like this on my current avr32-arch branch,
> but I think I mistakenly pushed out some unfinished code about a week
> ago and rewound it shortly afterwards. If Andrew pulled during that
> window, I guess it must have made it into -mm :-(
> 
> But thanks for testing and for providing a fix. I'll check the code
> that I was working on and apply the patch if it's still broken.
> 

This bustage was added by the -mm-only
config_highpte-vs-sub-page-page-tables.patch

Thanks for the fix.
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