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Date:	Fri, 8 Aug 2014 17:08:37 +0200
From:	Geert Uytterhoeven <>
To:	Christoph Lameter <>
Cc:	Joonsoo Kim <>,
	Andrew Morton <>,
	Pekka Enberg <>,
	David Rientjes <>,
	Linux MM <>,
	"" <>,
	Vladimir Davydov <>
Subject: Re: [PATCH for v3.17-rc1] Revert "slab: remove BAD_ALIEN_MAGIC"

On Fri, Aug 8, 2014 at 4:44 PM, Christoph Lameter <> wrote:
> On Fri, 8 Aug 2014, Joonsoo Kim wrote:
>> This reverts commit a640616822b2 ("slab: remove BAD_ALIEN_MAGIC").
> Lets hold off on this one. I am bit confused as to why a non NUMA system
> would have multiple NUMA nodes.



# Both the NUMA code and DISCONTIGMEM use arrays of pg_data_t's
# to represent different areas of memory.  This variable allows
# those dependencies to exist individually.
        def_bool y
        depends on DISCONTIGMEM || NUMA



Geert Uytterhoeven -- There's lots of Linux beyond ia32 --

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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