Re: mem_map definition / declaration.

From: Andy Whitcroft
Date: Wed May 31 2006 - 12:59:57 EST


Ralf Baechle wrote:
> mm/memory defines mem_map and max_mapnr only if !CONFIG_NEED_MULTIPLE_NODES.
> <linux/mm.h> declares mem_map[] if !CONFIG_DISCONTIGMEM. Shouldn't
> both depend on !CONFIG_FLATMEM? As things are now mem_map may be
> declared but not defined for a non-NUMA sparsemem system which may make
> tracking a remaining mem_map reference in the code a little harder.

Sounds suspect for sure. I will take a look and see. Thanks for the
head up.

-apw
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