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Date: Tue, 22 Dec 2015 11:24:50 -0600 (CST)
From: Christoph Lameter <>
To: Dave Hansen <>
cc:, Pekka Enberg <>, 
    David Rientjes <>, Joonsoo Kim <>, 
    Andrew Morton <>, 
    Laura Abbott <>,,, Kees Cook <>
Subject: Re: [RFC][PATCH 6/7] mm: Add Kconfig option for
 slab sanitization

On Tue, 22 Dec 2015, Dave Hansen wrote:

> Or are you just saying that we should use the poisoning *code* that we
> already have in slub?  Using the _code_ looks like a really good idea,
> whether we're using it to write POISON_FREE, or 0's.  Something like the
> attached patch?

Why would you use zeros? The point is just to clear the information right?
The regular poisoning does that.

View attachment "slub-poison-zeros.patch" of type "text/x-patch" (1547 bytes)

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