linux-kernel - Re: [PATCH 04/16] mm: numa: Do not migrate or account for hinting faults on the zero page

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Message-ID: <20130711124211.GA2355@suse.de>
Date:	Thu, 11 Jul 2013 13:42:11 +0100
From:	Mel Gorman <mgorman@...e.de>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...nel.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Linux-MM <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 04/16] mm: numa: Do not migrate or account for hinting
 faults on the zero page

On Thu, Jul 11, 2013 at 01:21:02PM +0200, Peter Zijlstra wrote:
> On Thu, Jul 11, 2013 at 10:46:48AM +0100, Mel Gorman wrote:
> > +++ b/mm/memory.c
> > @@ -3560,8 +3560,13 @@ int do_numa_page(struct mm_struct *mm, struct vm_area_struct *vma,
> >  	set_pte_at(mm, addr, ptep, pte);
> >  	update_mmu_cache(vma, addr, ptep);
> >  
> > +	/*
> > +	 * Do not account for faults against the huge zero page. The read-only
> 
> s/huge //
> 

Whoops, thanks. Guess which comment I wrote first?

-- 
Mel Gorman
SUSE Labs
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