linux-kernel - Re: [PATCH] kmemcheck: add hooks for the page allocator

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Message-ID: <20090221152310.GB6460@elte.hu>
Date:	Sat, 21 Feb 2009 16:23:10 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Vegard Nossum <vegard.nossum@...il.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Pekka Enberg <penberg@...helsinki.fi>,
	Dave Hansen <dave@...ux.vnet.ibm.com>
Subject: Re: [PATCH] kmemcheck: add hooks for the page allocator


* Vegard Nossum <vegard.nossum@...il.com> wrote:

> This adds support for tracking the initializedness of memory 
> that was allocated with the page allocator. Highmem requests 
> are not tracked.

yeah - highmem pages are also rather uninteresting, as if 
there's any uninitialized use going on we'll trigger it with 
lowmem pages too - there's no highmem-only allocations in the 
kernel.

	Ingo
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