Subject: Re: [RFC PATCH 2/3] kmemleak: Add callbacks to the bootmem
	allocator
From: Catalin Marinas <catalin.marinas@arm.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>, linux-mm@kvack.org,
       linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>
In-Reply-To: <20090708094643.GA1956@cmpxchg.org>
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	 <20090708094643.GA1956@cmpxchg.org>
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Organization: ARM Ltd
Date: Wed, 08 Jul 2009 11:02:35 +0100
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On Wed, 2009-07-08 at 11:46 +0200, Johannes Weiner wrote:
> On Tue, Jul 07, 2009 at 11:09:46PM +0100, Catalin Marinas wrote:
> 
> > It seems that alloc_bootmem_core() is central to all the bootmem
> > allocations. Is it OK to place the kmemleak_alloc hook only in this
> > function?
> > 
> > diff --git a/mm/bootmem.c b/mm/bootmem.c
> > index 5a649a0..74cbb34 100644
> > --- a/mm/bootmem.c
> > +++ b/mm/bootmem.c
> > @@ -520,6 +520,7 @@ find_block:
> >  		region = phys_to_virt(PFN_PHYS(bdata->node_min_pfn) +
> >  				start_off);
> >  		memset(region, 0, size);
> > +		kmemleak_alloc(region, size, 1, 0);
> >  		return region;
> >  	}
> 
> Yes, that should work.

Thanks. May I add your Acked-by line to the final patch?

-- 
Catalin

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