linux-kernel - Re: [PATCH v3 0/5] kmemleak: few small cleanups and clear command support

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Date:	Mon, 07 Sep 2009 18:29:30 +0100
From:	Catalin Marinas <catalin.marinas@....com>
To:	"Luis R. Rodriguez" <lrodriguez@...eros.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	penberg@...helsinki.fi, mcgrof@...il.com
Subject: Re: [PATCH v3 0/5] kmemleak: few small cleanups and clear command
	support

On Fri, 2009-09-04 at 17:44 -0700, Luis R. Rodriguez wrote:
> Here is my third respin, this time rebased ontop of:
> 
> git://linux-arm.org/linux-2.6 kmemleak
> 
> As suggested by Catalin we now clear the list by only painting reported
> unreferenced objects and the color we use is grey to ensure future
> scans are possible on these same objects to account for new allocations
> in the future referenced on the cleared objects.
> 
> Patch 3 is now a little different, now with a paint_ptr() and
> a __paint_it() helper.

Thanks for the patches. They look ok now, I'll merge them tomorrow to my
kmemleak branch and give them a try.

> I tested this by clearing kmemleak after bootup, then writing my
> own buggy module which kmalloc()'d onto some internal pointer,
> scanned, unloaded, and scanned again and then saw a new shiny
> report come up:

BTW, kmemleak comes with a test module which does this.

-- 
Catalin

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