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From: Pekka Enberg <penberg@cs.helsinki.fi>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Ingo Molnar <mingo@elte.hu>
Subject: Re: [RFC PATCH 2/3] kmemleak: Add callbacks to the bootmem allocator
Date: Wed, 08 Jul 2009 13:03:38 +0300	[thread overview]
Message-ID: <1247047418.15919.70.camel@penberg-laptop> (raw)
In-Reply-To: <1247047355.6595.16.camel@pc1117.cambridge.arm.com>

On Wed, 2009-07-08 at 11:02 +0100, Catalin Marinas wrote:
> 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?

I guess you mean Johannes but while we're at it:

Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>

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  reply	other threads:[~2009-07-08  9:56 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-06 10:51 [RFC PATCH 0/3] kmemleak: Add support for " Catalin Marinas
2009-07-06 10:51 ` [RFC PATCH 1/3] kmemleak: Allow partial freeing of memory blocks Catalin Marinas
2009-07-07  7:12   ` Pekka Enberg
2009-07-07  8:42     ` Catalin Marinas
2009-07-07 13:39       ` Catalin Marinas
2009-07-08  6:40         ` Pekka Enberg
2009-07-08  9:42           ` Catalin Marinas
2009-07-08  9:45             ` Pekka Enberg
2009-07-06 10:51 ` [RFC PATCH 2/3] kmemleak: Add callbacks to the bootmem allocator Catalin Marinas
2009-07-06 10:58   ` Catalin Marinas
2009-07-07  7:08   ` Pekka Enberg
2009-07-07 16:53     ` Johannes Weiner
2009-07-07 22:09       ` Catalin Marinas
2009-07-08  6:48         ` Pekka Enberg
2009-07-08  9:43           ` Catalin Marinas
2009-07-08 11:46             ` Johannes Weiner
2009-07-08  9:46         ` Johannes Weiner
2009-07-08 10:02           ` Catalin Marinas
2009-07-08 10:03             ` Pekka Enberg [this message]
2009-07-06 10:52 ` [RFC PATCH 3/3] kmemleak: Remove alloc_bootmem annotations introduced in the past Catalin Marinas
2009-07-07  7:12   ` Pekka Enberg

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